وظائف مهندسين ميكانيكا - جدة السعودية

Organization- Miraval The Red Sea<br><br>Summary<br><br>The Fitness Instructor at Miraval The Red Sea is responsible for delivering personalized, mindful fitness experiences that promote both physical well-being and mental wellness for guests. This role combines functional movement, strength training, cardio workouts, and holistic fitness techniques to design customized training programs that support individual goals. The Fitness Instructor will ensure each session is tailored to meet the specific needs of guests, integrating mindful movement and breathwork to offer a transformative wellness experience. As a key member of the fitness team, the Instructor will contribute to program development, share expert knowledge on fitness trends, and support guests in their journey toward personal growth and balanced living.<br><br> Key Responsibilities: <br><br> Personal Training & Guest Engagement: <br><br> Deliver personalized one-on-one fitness sessions that are customized to meet the unique fitness levels, preferences, and goals of each guest. Integrate mindfulness and breathwork techniques into fitness sessions to promote mental clarity, emotional balance, and physical wellness. Motivate guests by setting clear, achievable fitness goals, and providing continuous support and encouragement throughout their fitness journey. Educate guests on proper form, movement mechanics, and injury prevention techniques, ensuring each session is safe, effective, and empowering. Build strong, empathetic relationships with guests, offering them a supportive, empowering, and uplifting experience tailored to their personal growth. <br><br> Group Fitness Instruction: <br><br> Lead a variety of group fitness classes – aqua fitness, HIIT, Pilates, yoga, dance classes, core training, and/or functional movement. Create engaging, inclusive class experiences that align with Miraval’s mindful approach to wellness. Adapt class intensity and format to suit diverse fitness levels and guest needs. <br><br> Program Development & Integration: <br><br> Design customized fitness group and individual programs that align with guests' goals, balancing strength, mobility, and recovery. Collaborate with the fitness, yoga, and wellness teams to create integrated wellness programs that reflect the mind-body connection. Stay informed on fitness trends and continually innovate by incorporating new fitness modalities into training sessions. Develop and lead specialized fitness experiences, such as mindful strength training, cardio recovery, and wellness retreats to provide guests with diverse fitness offerings. <br><br> Operational Excellence & Compliance: <br><br> Ensure fitness equipment and training spaces are well-maintained, organized, and clean to provide a high-quality guest experience. Follow all safety, hygiene, and risk management protocols for fitness activities and training sessions. Adhere to Saudi Arabia’s wellness/fitness regulations and hospitality standards, ensuring cultural sensitivity and inclusivity in all programs. Assist with fitness assessments to track guest progress, adjusting programs as needed to ensure measurable improvements. <br><br> Team Collaboration & Professional Growth: <br><br> Collaborate with other fitness professionals, including instructors, wellness practitioners, and spa therapists, to enhance the overall resort guest experience. Mentor junior instructors and support other resort staff interested in fitness and wellness. Participate in Miraval’s professional development programs, continuously refining training techniques, fitness knowledge, and holistic health practices. <br><br> Marketing & Engagement: <br><br> Support the marketing team by providing content for articles, blog posts, and promotional materials to showcase fitness offerings at Miraval The Red Sea. Represent Miraval’s well-being programs in external wellness events and workshops to increase brand awareness, expand guest engagement, and promote the resort’s fitness services. Collect guest feedback and use it to enhance and refine programs to ensure they are meeting guest expectations and needs. <br><br>Qualifications<br><br> Certified Personal Trainer or Fitness Instructor (ACE, AFAA, NASM, ACSM, NSCA, YTT or equivalent accreditation). Minimum 2 years of experience providing personal training and/or group class instruction in a wellness retreat, luxury resort, or fitness studio setting. Strong knowledge of functional training, strength training, cardio, and mobility exercises. Experience incorporating mindfulness, breathwork, and holistic techniques into fitness programs. Proficiency in English (knowledge of Arabic is a plus). Energetic, motivational, and passionate about helping guests achieve their fitness goals while supporting their overall well-being. <br><br> Skills & Abilities: <br><br> Exceptional communication and public speaking skills, with the ability to engage and inspire guests during group and one-on-one sessions. Ability to adapt fitness programs and training sessions to meet the needs of individuals with varying fitness levels and personal goals. Empathetic and responsive to guest needs, fostering a supportive, empowering environment that encourages guests to explore their wellness journey. Strong organizational skills and attention to detail in managing schedules, guest records, and program planning. Proficiency with digital tools such as email, word processing, and spreadsheets for program management and communication. Ability to model mindfulness and integrate it into fitness practices, ensuring a holistic and transformative guest experience. <br><br> Compensation & Benefits: <br><br> Competitive tax-free salary based on experience and industry standards. Accommodation provided by the resort. Full medical insurance as per Saudi labor laws. Flight allowance and paid vacation. Access to Miraval’s well-being programs and professional training opportunities. Career growth opportunities within the Hyatt/Miraval brand. <br><br> Why Join Miraval The Red Sea? <br><br>Miraval Resorts is a world leader in mindful luxury, offering transformative experiences rooted in balance, connection, and well-being. At Miraval The Red Sea, you will be part of a visionary hospitality experience that integrates fitness, mindfulness, and holistic wellness in one of the world’s most breathtaking locations. If you are a dedicated and motivational fitness professional who is passionate about helping others achieve their fitness goals and guiding them toward personal transformation, this role is for you.

Organization- Miraval The Red Sea<br><br>Resumen<br><br>The Fitness Instructor at Miraval The Red Sea is responsible for delivering personalized, mindful fitness experiences that promote both physical well-being and mental wellness for guests. This role combines functional movement, strength training, cardio workouts, and holistic fitness techniques to design customized training programs that support individual goals. The Fitness Instructor will ensure each session is tailored to meet the specific needs of guests, integrating mindful movement and breathwork to offer a transformative wellness experience. As a key member of the fitness team, the Instructor will contribute to program development, share expert knowledge on fitness trends, and support guests in their journey toward personal growth and balanced living.<br><br> Key Responsibilities: <br><br> Personal Training & Guest Engagement: <br><br> Deliver personalized one-on-one fitness sessions that are customized to meet the unique fitness levels, preferences, and goals of each guest. Integrate mindfulness and breathwork techniques into fitness sessions to promote mental clarity, emotional balance, and physical wellness. Motivate guests by setting clear, achievable fitness goals, and providing continuous support and encouragement throughout their fitness journey. Educate guests on proper form, movement mechanics, and injury prevention techniques, ensuring each session is safe, effective, and empowering. Build strong, empathetic relationships with guests, offering them a supportive, empowering, and uplifting experience tailored to their personal growth. <br><br> Group Fitness Instruction: <br><br> Lead a variety of group fitness classes – aqua fitness, HIIT, Pilates, yoga, dance classes, core training, and/or functional movement. Create engaging, inclusive class experiences that align with Miraval’s mindful approach to wellness. Adapt class intensity and format to suit diverse fitness levels and guest needs. <br><br> Program Development & Integration: <br><br> Design customized fitness group and individual programs that align with guests' goals, balancing strength, mobility, and recovery. Collaborate with the fitness, yoga, and wellness teams to create integrated wellness programs that reflect the mind-body connection. Stay informed on fitness trends and continually innovate by incorporating new fitness modalities into training sessions. Develop and lead specialized fitness experiences, such as mindful strength training, cardio recovery, and wellness retreats to provide guests with diverse fitness offerings. <br><br> Operational Excellence & Compliance: <br><br> Ensure fitness equipment and training spaces are well-maintained, organized, and clean to provide a high-quality guest experience. Follow all safety, hygiene, and risk management protocols for fitness activities and training sessions. Adhere to Saudi Arabia’s wellness/fitness regulations and hospitality standards, ensuring cultural sensitivity and inclusivity in all programs. Assist with fitness assessments to track guest progress, adjusting programs as needed to ensure measurable improvements. <br><br> Team Collaboration & Professional Growth: <br><br> Collaborate with other fitness professionals, including instructors, wellness practitioners, and spa therapists, to enhance the overall resort guest experience. Mentor junior instructors and support other resort staff interested in fitness and wellness. Participate in Miraval’s professional development programs, continuously refining training techniques, fitness knowledge, and holistic health practices. <br><br> Marketing & Engagement: <br><br> Support the marketing team by providing content for articles, blog posts, and promotional materials to showcase fitness offerings at Miraval The Red Sea. Represent Miraval’s well-being programs in external wellness events and workshops to increase brand awareness, expand guest engagement, and promote the resort’s fitness services. Collect guest feedback and use it to enhance and refine programs to ensure they are meeting guest expectations and needs. <br><br>Calificaciones<br><br> Certified Personal Trainer or Fitness Instructor (ACE, AFAA, NASM, ACSM, NSCA, YTT or equivalent accreditation). Minimum 2 years of experience providing personal training and/or group class instruction in a wellness retreat, luxury resort, or fitness studio setting. Strong knowledge of functional training, strength training, cardio, and mobility exercises. Experience incorporating mindfulness, breathwork, and holistic techniques into fitness programs. Proficiency in English (knowledge of Arabic is a plus). Energetic, motivational, and passionate about helping guests achieve their fitness goals while supporting their overall well-being. <br><br> Skills & Abilities: <br><br> Exceptional communication and public speaking skills, with the ability to engage and inspire guests during group and one-on-one sessions. Ability to adapt fitness programs and training sessions to meet the needs of individuals with varying fitness levels and personal goals. Empathetic and responsive to guest needs, fostering a supportive, empowering environment that encourages guests to explore their wellness journey. Strong organizational skills and attention to detail in managing schedules, guest records, and program planning. Proficiency with digital tools such as email, word processing, and spreadsheets for program management and communication. Ability to model mindfulness and integrate it into fitness practices, ensuring a holistic and transformative guest experience. <br><br> Compensation & Benefits: <br><br> Competitive tax-free salary based on experience and industry standards. Accommodation provided by the resort. Full medical insurance as per Saudi labor laws. Flight allowance and paid vacation. Access to Miraval’s well-being programs and professional training opportunities. Career growth opportunities within the Hyatt/Miraval brand. <br><br> Why Join Miraval The Red Sea? <br><br>Miraval Resorts is a world leader in mindful luxury, offering transformative experiences rooted in balance, connection, and well-being. At Miraval The Red Sea, you will be part of a visionary hospitality experience that integrates fitness, mindfulness, and holistic wellness in one of the world’s most breathtaking locations. If you are a dedicated and motivational fitness professional who is passionate about helping others achieve their fitness goals and guiding them toward personal transformation, this role is for you.

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Data Analyst based in Saudi Arabia.<br><br>This is a senior analytics opportunity at the intersection of blockchain data, business intelligence, and product strategy. You will analyze on-chain activity and ecosystem dynamics to uncover insights that influence strategic and commercial decisions. Working closely with strategy, business development, product, and ecosystem teams, you will turn complex datasets into clear, actionable recommendations. Your work will span DeFi, payments, stablecoins, trading, AI infrastructure, and other emerging blockchain use cases. You will build analytical frameworks, monitor competitive ecosystems, evaluate growth initiatives, and develop dashboards that support both internal decision-making and ecosystem transparency. The role offers the opportunity to work in a highly data-driven, fast-moving environment where your analysis can directly shape ecosystem growth.<br><br>Accountabilities<br><br>Analyze on-chain activity using platforms such as Dune Analytics, Flipside, or direct blockchain node/RPC access to track metrics including TVL, DEX volume, wallet behavior, liquidity dynamics, and protocol health. Profile key ecosystem participants, including whales, market makers, liquidity providers, and other influential actors, identifying behavioral patterns relevant to strategy and business development. Monitor competing blockchain ecosystems, cross-chain capital flows, user migration, and broader market dynamics. Conduct specialized analyses covering MEV, arbitrage, trading infrastructure, and other emerging areas of blockchain activity. Perform in-depth business and market research across areas such as AMMs, lending, stablecoins, staking, payments, and other decentralized financial applications. Develop analytical frameworks to benchmark protocols and ecosystem initiatives against competitors and industry trends. Support evaluations of new protocol integrations, incentive programs, grants, and tokenomics initiatives through quantitative analysis and data-driven recommendations. Define, monitor, and report KPIs across key product and ecosystem verticals, including AI agents, payments, trading, stablecoins, and privacy. Analyze developer and user acquisition funnels, retention, engagement, and ecosystem growth metrics. Measure the effectiveness of ecosystem programs such as incentives, grants, and hackathons, producing clear post-mortem analyses and recommendations. Build and maintain dashboards using tools such as Dune, Grafana, or equivalent platforms for leadership reporting and ecosystem transparency. Translate complex on-chain, product, and business data into concise analytical briefs and actionable insights for technical and non-technical stakeholders. Collaborate closely with business development, solutions architecture, product, marketing, strategy, and ecosystem teams to ensure data directly supports key decisions.<br><br>Requirements<br><br>3-5 years of professional experience in data analytics, ideally within crypto, Web3, fintech, or another data-intensive technology environment. Advanced SQL skills and hands-on experience with Dune Analytics, Flipside, or comparable blockchain analytics platforms. Working knowledge of Python, particularly pandas, data wrangling, analysis, and basic data visualization or automation. Strong understanding of DeFi concepts, including AMMs, lending protocols, liquidity provision, tokenomics, and MEV. Ability to interpret smart contract interactions, transaction traces, wallet-level activity, and other blockchain datasets. Strong analytical thinking and the ability to transform large or complex datasets into meaningful business insights. Excellent written communication skills, with the ability to produce concise analytical memos, reports, dashboards, and executive-level briefings. Ability to work effectively with cross-functional teams and translate analytical findings into practical recommendations. Familiarity with advanced DeFi concepts such as CLMM/DLMM pool mechanics, staking architectures, and cross-chain bridging is a plus. Exposure to MEV analysis, builder and validator market structures, or DEX arbitrage tracking is advantageous. Experience with dashboarding or BI tools such as Grafana, Tableau, Metabase, or similar platforms is beneficial. Previous experience at an L1/L2 blockchain organization, DeFi protocol, crypto research firm, fintech company, or comparable environment is a strong advantage.<br><br>Benefits<br><br>Opportunity to work at the intersection of blockchain analytics, product intelligence, and business strategy. Exposure to a highly active and rapidly evolving Web3 ecosystem spanning DeFi, payments, stablecoins, trading, AI infrastructure, and other emerging technologies. Direct collaboration with strategy, business development, product, ecosystem, and other cross-functional teams. Opportunity to influence strategic decisions through data-driven research and analysis. Hands-on experience working with on-chain data, blockchain analytics platforms, and advanced DeFi datasets. Opportunity to build analytical frameworks and dashboards used to understand ecosystem performance and growth. Fast-paced, international, and data-driven working environment. Potential to contribute to high-impact initiatives across a large blockchain ecosystem.<br><br>How Jobgether Works<br><br>We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.<br><br>We appreciate your interest and wish you the best!<br><br> Why Apply Through Jobgether?<br><br>Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.<br><br>We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Vice President of TV & Direct Response Media based in Saudi Arabia.<br><br>This is a high-impact, hands-on leadership role responsible for building television into a scalable, measurable customer acquisition engine.<br><br>You will own TV strategy, media buying, negotiations, creative direction, attribution, and the associated budget and P&L.<br><br>The role focuses on direct-response performance rather than brand marketing, with success measured through leads, customer acquisition costs, and closed transactions.<br><br>You will deploy a substantial media portfolio spanning national Spanish-language TV, local broadcast, DRTV, CTV, and selected offline channels.<br><br>Working closely with digital marketing and sales leaders, you will create a unified acquisition funnel and optimize the handoff from TV-generated demand to conversion.<br><br>This is an entrepreneurial environment where you will have meaningful autonomy, real media investment to deploy, and the opportunity to shape how an emerging residential real estate category is marketed.<br><br>Strong performance can lead to increased scope, compensation, and potential equity participation as the business scales.<br><br>Accountabilities<br><br>Own the television acquisition strategy, media budget, and P&L, allocating spend across networks, stations, dayparts, and channels against cost-per-lead and cost-per-closed-transaction targets. Deploy and optimize national Spanish-language TV, local broadcast news, DRTV, CTV, DOOH, cinema, and other relevant offline media across concentrated metropolitan markets. Develop trigger-based campaigns targeting homeowners experiencing major financial or life events, including divorce, debt, retirement, and the need for business capital. Personally negotiate with television networks and station groups on rates, dayparts, adjacencies, make-goods, delivery, and contractual remedies. Monitor post-logs and delivery performance directly, ensuring purchased media is delivered accurately and taking corrective action when commitments are not met. Lead direct-response creative strategy, including briefs, 30-, 60-, and 120-second spots, long-form formats, testing strategies, production workflows, and creative rotations. Build a robust TV response measurement and attribution infrastructure, connecting media activity to leads, appointments, contracts, and closed transactions. Establish weekly optimization processes that identify where to scale, reduce, or stop media based on measurable acquisition economics. Partner with digital marketing to ensure TV-generated demand is effectively captured through landing pages, retargeting, nurturing, and other digital conversion mechanisms. Collaborate with sales to establish lead definitions, optimize lead handoff, and reinforce speed-to-lead practices. Manage external production partners, agencies, media suppliers, and other stakeholders while maintaining direct ownership of performance. Use acquisition and transaction data to determine where additional media investment can generate profitable growth and provide clear recommendations for scaling.<br><br>Requirements<br><br>8+ years of experience in direct-response or performance marketing, including at least 5 years leading marketing or media teams responsible for consumer lead generation and revenue outcomes. Demonstrated mastery of television as a lead-generation channel, including personally negotiating media buys, managing rates and dayparts, running DRTV/CTV campaigns, verifying post-logs, and making performance-based kill/scale decisions. Proven experience managing $1M+ annual media budgets, with television representing a significant component of the overall investment. Substantial residential real estate experience acquiring homeowners who want or need to sell, ideally through home-buying businesses, real estate wholesaling, i Buyer models, sale-leaseback platforms, home equity businesses, or seller-focused lead-generation operations. Strong understanding of motivated-seller economics, including cost per lead, appointment, contract, and closed transaction, as well as seller triggers and speed-to-lead requirements. Demonstrated ability to build attribution and measurement infrastructure from the ground up and connect media spend to actual revenue outcomes. Experience managing creative production and external agency or media partner ecosystems while remaining directly accountable for results. Strong P&L ownership, commercial judgment, analytical ability, and confidence making significant budget allocation decisions based on performance data. Exceptional communication and cross-functional collaboration skills, with the ability to work closely with digital marketing and sales teams around one acquisition funnel. A highly hands-on, entrepreneurial operating style; this role requires someone who personally understands the mechanics of media buying and performance optimization rather than relying solely on delegated oversight. Preferred experience includes Spanish-language television, long-form educational content, credit or barter media structures, metro-focused acquisition strategies, or marketing an emerging category.<br><br>Benefits<br><br>Competitive base salary aligned with the seniority and scope of the role. Performance bonus directly tied to TV-driven customer acquisition cost and transaction targets. Potential stock option participation for the right candidate, creating an opportunity to share in the enterprise value generated through successful growth. Fully remote work environment. Significant autonomy and ownership over a substantial television and direct-response media portfolio. Opportunity to help establish and scale the marketing strategy for an emerging residential real estate category. Potential for increased title, scope, responsibility, and compensation as the business grows.<br><br>How Jobgether Works<br><br>We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.<br><br>We appreciate your interest and wish you the best!<br><br> Why Apply Through Jobgether?<br><br>Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.<br><br>We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

About the Company<br>Advanced technology and cybersecurity company (sirar) established by stc, the region’s ICT and digital services provider, sirar by stc is a cutting-edge cybersecurity provider that empowers organization to take control of their cyber capabilities and digital environments. As experts in business security and privacy. We offer a comprehensive range of solutions that help you to operate online safely, securely, and efficiently.<br>Responsibilities:Handles IT Network system security as a subject matter expert on IT System security and providing up to level-3 support. Handles escalations and provide advisory and support function to front office / back office. Configure, Administer, and Optimize:Configure firewalls, intrusion detection/prevention systems (IDS/IPS), VPNs, and other security appliances. Access Controls: Configure access control lists (ACLs) to ensure only authorized users can access network resources. Security Policies: Implement network security policies and protocols. System and Network Logging: Set up logging and monitoring systems to track security events and incidents. Network Protocols: Knowledge of TCP/IP, DNS, HTTP/S, SSL/TLS, and other network protocols. Firewall Configuration: Experience configuring and managing firewalls (e.g., Cisco ASA/FTD, Palo Alto, Fortinet, Juniper). Intrusion Detection/Prevention Systems: Understanding of IDS/IPS technologies and their deployment. VPN Technologies: Proficiency in setting up and managing VPNs (e.g., IPsec, SSL VPN). Security Information and Event Management (SIEM): Familiarity with SIEM tools (e.g., Splunk, QRadar). Encryption Techniques: Knowledge of encryption algorithms and best practices for data protection. Monitor and troubleshoot network security systems: Handle security-related incidents and issues outside regular working hours Issue Resolution: Address and resolve escalated issues from L1 support teams, ensuring timely responses to minimize disruptions. System Updates: Participate in system updates and upgrades as required to maintain functionality and security. Request Analysis: Analyze incoming requests for potential risks, providing insights to guide decision-making. Analyzes identified malicious activity to determine weaknesses exploited, exploitation methods, effects on system and information. Perform risk analysis: Conduct regular security reviews and assessments. Escalation Management: Effectively handle and resolve escalated issues from L1 and L2 teams, ensuring swift resolution to minimize operational disruption. System Upgrades and Maintenance: Proactively update and upgrade systems to maintain optimal performance and security standards. Risk Analysis: Conduct thorough analyses of requests to identify potential risks, ensuring informed decision-making prior to action. Change Management Execution: Implement all system changes in strict adherence to change management processes, ensuring stability and compliance. Service Handover Management: Oversee the seamless handover of new systems and services, ensuring comprehensive understanding and continuity. Knowledge Sharing: Facilitate frequent knowledge transfer sessions for L1 and L2 teams, fostering skill development and operational efficiency. Telecom Security Monitoring: Support monitoring and operational activities related to telecom signaling security technologies including SS7, Diameter, and GTP/GTP-C within mission critical environments. Signaling Security Awareness: Possess working knowledge of telecom signaling protocols (SS7, Diameter, GTP) and associated security risks, vulnerabilities, and operational impacts on critical telecom services. Mission Critical Service Assurance: Support secure operation and availability of telecom security infrastructure protecting critical services, ensuring stability and minimal service disruption in 24x7 mission critical environments. Telecom Security Incident Handling: Assist in identifying, analyzing, troubleshooting, and escalating telecom-related security incidents, signaling anomalies, suspicious traffic behavior, and service-impacting events. Telecom Protocol Troubleshooting: Support troubleshooting activities involving SS7, Diameter, and GTP signaling flows, connectivity issues, roaming-related concerns, and service degradation scenarios. Cross-Functional Coordination: Collaborate with Core, Network, Security, Vendor, and Operations teams to resolve complex telecom security and signaling-related issues. Vendor Coordination: Coordinate with telecom vendors and third-party support teams for fault isolation, root cause analysis, and restoration of mission critical telecom services. Vulnerability and Security Assessment: Assist in identifying telecom security vulnerabilities, protocol weaknesses, misconfigurations, and support mitigation measures to strengthen overall security posture. Health Monitoring and Preventive Checks: Conduct periodic health checks and preventive maintenance reviews for telecom security systems to ensure operational readiness and service continuity. Disaster Recovery & Readiness: Participate in disaster recovery exercises and failover testing for telecom security systems supporting mission critical services. Preferred Experience / Technical Knowledge Hands-on or operational exposure to SS7, Diameter, GTP/GTP-C protocols, signaling security concepts, and telecom environments. Understanding of telecom security platforms, signaling traffic behavior, and telecom service continuity requirements. Experience in mission critical operational environments, incident handling, troubleshooting, and change management processes. Familiarity with telecom security threats, signaling vulnerabilities, roaming related risks, and service assurance concepts is preferred.<br>Change Management Participation: Support the change management process by documenting and executing system changes as directed. Coordinates system changes with appropriate teams to minimize disruption. System Handover Assistance: Facilitate the handover of new systems and services, ensuring smooth transitions and knowledge transfer. Knowledge Transfer Support: Assist in providing knowledge transfer sessions to L1 teams, enhancing their ability to handle common issues. System Health Checks: Conduct regular PMR health checks to monitor system availability and security status. Vulnerability Identification: Assist in identifying system vulnerabilities and support mitigation efforts. Feature Utilization Review: Help identify unused features within the system to enhance efficiency. Performance Monitoring: Monitor system performance and report on any issues that may require attention. System Maintenance: Participate in regular system clean-up activities to ensure optimal performance and data integrity. Disaster Recovery Support: Assist in disaster recovery drills to ensure readiness and effective response strategies Collaborate with cross-functional teams: Work with network engineers, system administrators, and security professionals to resolve complex technical issues. Coordinates and communicates issues requiring escalation to different teams and initiate follow up procedure pertaining to issues. Analyze and review fault reports: Evaluate fault reports to identify the root cause of issues & generate Incident reports. Vendor Liaison for Fault Resolution: Open and manage tickets with vendors to identify and resolve root causes of network issues. Coordination with External Partners: Collaborate with vendor support teams to ensure timely and effective resolution of faults. Track and Monitor Vendor Performance: Maintain records of ticket statuses and follow up with vendors to expedite resolution processes. Document Communication: Keep detailed records of all communications with vendors for troubleshooting and future references. Implement and maintain network security infrastructure: Ensure stability and availability on a 24/7 basis Documents lessons learned that convey the results of events and/or exercises. Facilitates the sharing of “best practices” and “recommendations” throughout the cyber operations with customers. Contributes to the overall success of the company by performing all other duties and responsibilities as assigned by line manager.<br>Academic Qualification :Bachelor’s degree in Cybersecurity, Computer Science, Information Technology, or related discipline.<br>Professional Certificate:Preferred industry-based certifications such as Cisco-CCIE(Sec), Juniper-JNCIE(Sec), Fortinet-NSE7, Palo Alto-PCNSE, Comp TIA Security+, CISM certifications are preferred.<br>Years of Experience:6 - 10 years in relevant experience.<br>Skills :Proven experience in network security operations, preferably in a telecom environment Strong understanding with next-generation firewalls (e.g. Forti Gate, Palo Alto, Cisco-FTDs), IPS, NAC, VPNs (IPSEC, Dial-up, SSL etc), NAT. Advance knowledge in IT security infrastructure. Intermediate knowledge in the 6 phases of Incident Response. Intermediate proficiency in an IT operational environment as a security system admin. Intermediate knowledge of a variety of operating systems, and a good systems administration level of experience. Advance proficiency in communicating effectively with a range of security professionals and to simplify complex technical issues. In-depth knowledge of security protocols and principles. Proficiency in networking technologies, network security and network monitoring solutions. Advanced troubleshooting and diagnostic skills to efficiently resolve complex issues In-depth understanding of TCP/IP, network protocols, packet capture, Wire Shark, tcpdump. Excellent troubleshooting and problem-solving skills. Excellent communication skills to work with cross-functional teams. Must understand security and incident response best practices. Ability to work collaboratively with diverse teams<br>Important Notice for Candidates:<br>By submitting your application, you confirm that you have read and understood sirar's Candidate Privacy Notice and agree to the processing of your personal data in accordance with it.

حول موريتز<br>موريتز هي شركة محاماة عالمية قائمة على الذكاء الاصطناعي تبني الجيل التالي من بنية التحت القانونية التجارية. نجمع أدوات ذكاء اصطناعي مملوكة مع شبكة منتقاة من كبار المحامين التجاريين لتقديم أعمال عقود مُفلترة بسرعة وبسعر لا يمكن للمكاتب التقليدية مجاراته.<br>نخدم العملاء حول العالم في أوروبا والولايات المتحدة وأستراليا، مع توسع نشط إلى أسواق جديدة بما في ذلك أعمال الشراء العام.<br>نؤمن بأن القانون التجاري الرائع عالي الرهانات، عالي الحجم، وقد حان الوقت لإعادة هندسته. نوظّف أشخاصاً يرغبون في القيام بأفضل عمل طوال مسيرتهم المهنية داخل فريق صغير وطموح.<br>جمعت موريتز جولة تأسيسية بقيمة 9 ملايين دولار من Y Combinator، و20VC، وأكثر من 20 مؤسس يونيكور — بما في ذلك مؤسسو Dropbox وGusto وInstacart.<br>الدور<br>العمل كمتعاون (كو-كونسل) في أعمال موريتز للاندماجات والاستحواذ في المملكة العربية السعودية: صفقات الأسهم والائتمانات، الاندماجات، الاستبعادات، والمشروعات المشتركة لعملاء يتراوحون من الشركات الناشئة إلى الشركات المتوسطة. قيادة صياغة ومراجعة وتفاوض اتفاقيات SPAs وAPAs وجداول الإفصاح والضمانات والتعويضات، ووثائق المعاملات المساندة. إجراء العناية القانونية الواجبة، تنسيق سلاسل العمل المتخصصة (الضرائب، التوظيف، الملكية الفكرية، التنظيم)، وإدارة الجدول الزمني للصفقة حتى التوقيع والإغلاق. تقديم المشورة بشأن هيكلة الصفقة، والتعويضات المتحققة والتفويض المؤجل، وتأمين W&I، وآليات الإغلاق، ومسائل ما بعد الإغلاق. إذا قبلت العمل ضمن SLA معروف (مثلاً رد خلال 24 ساعة)، يجب الالتزام بتحقيق ذلك SLA.<br>ما ستقدمه<br>خمس سنوات فما فوق من الخبرة في الاندماج والاستحواذ أو القانون الشركاتي في الممارسة الخاصة أو داخل الشركات. خبرة صفقات من البداية إلى النهاية. لقد قدت صفقات من ورقة الشروط حتى الإغلاق، وليس مجرد دعم سلاسل العمل. معرفة عميقة بوثائق المعاملات — SPAs وAPAs وخطابات الإفصاح ونُظم الضمان والتعويض وآليات الإكمال. قدرة على توجيه العناية الواجبة وتلخيص نتائجها لتكون قابلة للتصرف من قبل المشتري. الطلاقة في العابر للحدود. القدرة على التنسيق مع مستشارين في ولايات قضائية أخرى في صفقات متعددة الدول. المؤهلات. الترخيص النشط وفي وضع جيد لدى نقابة المحامين/أمانة المحامين في المملكة العربية السعودية. تأمين المسؤولية المهنية محفوظ أو الاستعداد للحصول عليه بما يتوافق مع المتطلبات المحلية.<br>لماذا موريتز<br>إدارة الصفقات بأدوات حديثة — عناية واجبة أسرع، وثائق أنظف، عملاء يقدّرون السرعة واليقين. مشاركة مرنة: العمل مع موريتز في مشروع واحد أو بنطاق احتياطي بجانب ممارستك الحالية. فريق كبير، أدوات حديثة، وعملاء يقدّرون السرعة والوضوح. كن جزءاً من شركة ممولة جيداً (Y Combinator، 20VC، وأكثر من 20 مؤسس يونيكور) تبني بنية تحتية قانونية تعرّف الفئة.<br>الأسئلة المتداولة<br>كم عدد الساعات التي سأحتاج الالتزام بها مع موريتز؟<br>الحجم يعتمد على نطاق التزامات العملاء التي تتولاها ويمكن أن ينمو مع الوقت. القرار بقبول أي engagement، الاستمرار فيه، أو توسيعه يتم بشكل مشترك بينك وبين موريتز والعميل.<br>ما المتطلبات التقنية اللازمة لاستخدام منصة موريتز؟<br>منصتنا قائمة على الويب — كل ما تحتاجه للوصول إلى قضايا موريتز وإجراء المفاوضات هو اتصال إنترنت موثوق وبرنامج معالجة كلمات. يجب أن يستوفي أي جهاز تستخدمه للوصول إلى المنصة متطلبات الأمن التي سنشاركها أثناء الإعداد.<br>هل أنا موظف لدى موريتز عندما أنضم إلى الشبكة؟<br>لا. موريتز لا توظف المحامين في شبكتها من كو-كونسل. موريتز هي شركة محاماة وتتعامل مع العملاء مباشرة؛ يتم تعيين كو-كونسل من قبل موريتز على أساس مقاول مستقل لدعم تلك القضايا تحت إشراف موريتز ومعايير جودتها. تتولى موريتز استقبال العملاء، والفوترة، والتحقق من التضارب، وإدارة القضايا، حتى تتمكن من التركيز على العمل القانوني.<br>كيف يتم مطابقة كو-كونسل مع قضايا العملاء؟<br>موريتز تطابق كو-كونسل مع قضايا العملاء بناءً على الاختصاص القضائي، وخبرة الموضوع، والقدرة، والتوافق. يتعامل العميل مع موريتز؛ وتعين موريتز كو-كونسل المناسب للقضية. تحتفظ بالحكم المهني في العمل القانوني، بينما تملك موريتز علاقة العميل، وتحديد النطاق، والشروط التجارية

حول موريتز<br>موريتز هي شركة محاماة عالمية تعمل بنظام الذكاء الاصطناعي تولّد الجيل القادم من البنية التحتية القانونية التجارية. نجمع أدوات الذكاء الاصطناعي المملوكة ومجموعة مختارة من كبار محامين التجارة لتقديم أعمال عقود مُحققة بسرعة وبسعر لا تستطيع الشركات التقليدية مجاراته.<br>نخدم عملاء في جميع أنحاء أوروبا والولايات المتحدة وأستراليا، مع توسع نشط إلى أسواق جديدة بما في ذلك أعمال الشراء العام.<br>نؤمن بأن القانون التجاري الرائع عالي الرهان، عالي الحجم، ويتأخر لإعادة الهندسة. نحن نوظّف أشخاصاً يرغبون في أداء أفضل أعمالهم في فريق صغير وطموح.<br>موريتز جمّع جولة تمويل ابتدائي بقيمة 9 ملايين دولار من يCombinator و20VC وأكثر من 20 مؤسس يونيكور — بما في ذلك مؤسسو Dropbox وGusto وInstacart.<br>الدور<br>العمل كمستشار مشارك في أعمال الخصوصية وحماية البيانات لموريتز في السعودية: امتثال GDPR و UK GDPR و CCPA، اتفاقيات معالجة البيانات، التحويلات الدولية للبيانات، DPIAs، والامتثال للإعلانات والتعقب. قيادة صياغة ومراجعة والتفاوض على DPAs وSCCs وترتيبات المتحكمين المشتركين وشروط الخصوصية في العقود التجارية للعملاء من الشركات الناشئة حتى الشركات المتوسطة والكبيرة. تقديم المشورة للعملاء حول تداعيات الخصوصية عند نشر أنظمة الذكاء الاصطناعي — بيانات التدريب، اتخاذ القرار الآلي، الالتزامات بالشفافية، وتقاطع قانون حماية البيانات مع قانون الذكاء الاصطناعي في الاتحاد الأوروبي وما يعادله. دعم الاستجابة للحوادث — تقييم الانتهاك، والتزامات الإخطار، والتفاعل مع المنظمين، والتعويض. إذا قبلت عملاً بشريحة SLA معروفة (مثلاً 24 ساعة)، يجب الالتزام بتحقيق تلك SLA.<br>ما ستقدمه<br>5+ سنوات من الممارسة في خصوصية أو حماية البيانات في العمل الخاص أو داخلياً. إلمام عميق بـ GDPR وUK GDPR وCCPA، ويفضل واحد أو أكثر من: HIPAA، قواعد بيانات الخدمات المالية، أو أنظمة قطاعية محددة. خبرة في التحويلات الدولية. SCCs، تقييمات أثر النقل، قرارات الكفاية، والآليات العملية لتدفقات البيانات عبر الحدود. معرفة عملية بالذكاء الاصطناعي والخصوصية. بيانات التدريب، التصنيف، اتخاذ القرار الآلي، وأين يلتقي قانون AI EU بـ GDPR. نهج عملي قائم على المخاطر. تترجم المتطلبات التنظيمية إلى قرارات يمكن لفريق المنتج العمل بها. الشهادات في الخصوصية (CIPP/E أو ما يشابهها) ميزة. المؤهلات. ترخيص نشط وفي وضع جيد مع نقابة المحامين في المملكة العربية السعودية. تأمين المسؤولية المهنية مُدار أو مستعد للحصول عليه وفق المتطلبات المحلية.<br>لماذا موريتز<br>اعمل في جبهة خصوصية نشر الذكاء الاصطناعي — ليس فقط بالتعليق، بل بتفعيل الامتثال لمنتجات حقيقية. التزام مرن: العمل مع موريتز على مشروع أو أساس retaining بجانب ممارستك الحالية. فريق كبير، أدوات حديثة، وعملاء يقدّرون السرعة والوضوح. كن جزءاً من شركة مُموَّلة جيداً (Y Combinator، 20VC، وأكثر من 20 مؤسس يونيكور) تبني بنية تحتية قانونية رائدة في فئتها.<br>الأسئلة المتداولة<br>كم عدد الساعات التي يجب أن ألتزم بها مع موريتز؟<br>الحجم يعتمد على نطاق تعاملات العملاء التي تقبلها ويمكن أن يتسع مع الزمن. قرار القبول أو الاستمرار أو توسيع أي ارتباط يُتخذ بشكل مشترك بينك وبين موريتز والعميل.<br>ما المتطلبات الفنية اللازمة لاستخدام منصة موريتز؟<br>منصتنا قائمة على الويب — كل ما تحتاجه للوصول إلى قضايا موريتز وإجراء المفاوضات هو اتصال إنترنت موثوق وبرنامج معالجة كلمات. أي جهاز تستخدمه للوصول إلى المنصة يجب أن يفي بمتطلبات الأمان التي سنشاركها أثناء الانضمام.<br>هل أنا موظف لدى موريتز عند انضمامي إلى الشبكة؟<br>لا. موريتز لا توظف المحامين في شبكة المستشارين المشاركين لديها. موريتز هي شركة محاماة وتتعاقد مع العملاء مباشرة؛ المستشارون المشاركون يتعاقدون مع موريتز كمتعاقدين مستقلين لدعم تلك القضايا مع إشراف موريتز ومعايير الجودة. تتولى موريتز استقبال العملاء، والفوترة، وفحوصات التعارضات، وإدارة القضايا، حتى تتمكن من التركيز على العمل القانوني.<br>كيف يتم مطابقة المستشارين المشاركين مع قضايا العملاء؟<br>تطابق موريتز المستشارين المشاركين مع قضايا العملاء بناءً على الاختصاص القضائي، وتخصص الموضوع، والقدرة، والملاءمة. يتعاقد العميل مع موريتز؛ توكل موريتز إلى القضية المستشار المناسب. تحتفظ بالحكم المهني في العمل القانوني، بينما تملك موريتز علاقة العميل وتحديد النطاق والشروط التجارية.

من نحن:<br><br>Alpaca هي شركة مقرها الولايات المتحدة وتُعد رائدة عالمياً في بنية تحتية للسمسرة تركز على الوكيل أولاً للأسهم والصناديق المتداولة في البورصة والخيارات والعملات المشفّرة والدخل الثابت والتداول على مدار 24/5، وغيرها.<br><br>من بين فروعنا، تعد Alpaca شركة خدمات مالية مرخّصة، تخدم مئات المؤسسات المالية عبر 40 دولة من خلال واجهات برمجة تطبيقات بمستوى مؤسسي. وهذا يشمل الوسطاء-المعاملين، ومستشاري الاستثمار، ومديري الثروات، وصناديق التحوط، وتبادل العملات المشفّرة، بجموع أكثر من 10 ملايين حساب سمسرة.<br><br>فريقنا العالمي مكوَّن من مجموعة متنوعة من المهندسين ذوي الخبرة والمتداولين والمتخصصين في السمسرة الذين يعملون على تحقيق مهمتنا في فتح الخدمات المالية للجميع على الكوكب. نحن ملتزمون بشدة بالإسهامات مفتوحة المصدر وبناء مجتمع نابض بالحياة، مع تعزيز مستمر لـ API الحائزة على جوائز وملائم للمطورين والبنية التحتية القوية وراءها.<br><br>تفخر Alpaca بدعمها بمبلغ 400 مليون دولار من مستثمرين عالميين من الطراز الأول يشملون Portage Ventures وSpark Capital وTribe Capital وSocial Leverage وHorizons Ventures وOpera Tech Ventures وSBI Group وDerayah Financial وUnbound وPeak XV وElefund وY Combinator.<br><br>أعضاء فريقنا:<br><br>نحن فريق ديناميكي يضم أكثر من 400 عضو موزعين عالمياً يعملون من أماكنهم المفضلة حول العالم، مع زملاء عمل يتواجدون في الولايات المتحدة وكندا واليابان والمجر ونيجيريا والبرازيل والمملكة المتحدة وتجاوزها!<br><br>نحن نبحث عن أفراد شغوفين يرغبون في المساهمة في نمو Alpaca السريع. إذا كنت تتماشى مع قيمنا الأساسية—ابق فضولياً، كُن مُتعاطفاً، وتحمّل المسؤولية—وأنت مستعد لإحداث تأثير كبير، فنحن نشجعك على التقدم.<br><br>دورك<br><br>تسعى Alpaca إلى رئيس تطوير الأعمال، الشرق الأوسط لقيادة توسعنا التجاري والاستراتيجي في المنطقة — بما في ذلك الإمارات العربية المتحدة والسعودية والمنطقة الأوسع في مجلس التعاون الخليجي. ستمتلك العلاقات والصفقات وحضور النظام البيئي الذي يجلب شركات التكنولوجيا المالية والتبادلات والسمسرة والبنوك والوسطاء والجهات التنظيمية والمؤسسات الحكومية إلى مدار Alpaca في الشرق الأوسط.<br><br>هذه فرصة نادرة لبناء حضور إقليمي لـ Alpaca إلى حد كبير من الأساس، في الشركة التي رائدة الأسهم المُرمَّزة الفورية. ستعمل بشكل عبر وظيفي مع فرق المبيعات والتسويق والمنتج والقيادة التنفيذية لتنمية تواجد Alpaca في واحد من أكثر أسواق رأس المال نشاطاً ومراكز الأصول الرقمية في العالم.<br><br>هذا الدور يتبع مدير تطوير الأعمال ويقدم مجالاً واسعاً للملكية بينما تبني Alpaca وجودها الإقليمي.<br><br>أمور ستقوم بها<br><br>العلاقات الإستراتيجية وتطوير الأعمال<br><br>بناء والحفاظ على علاقات موثوقة مع شركات التقنية المالية، والتبادلات، والسمسرة، والبنوك، والوسطاء، وشركاء النظام البيئي في الشرق الأوسط. العمل كواجهة تنفيذية رئيسية مع العملاء المحتملين والحاليين في المنطقة، وتحديد الفرص لتعميق الشراكات وتوسيع الاعتماد. التنقل في مشاركات عالية المخاطر مع الجهات التنظيمية والجهات الحكومية والمؤسسات العامة لدعم توسيع Alpaca الإقليمي. رعاية علاقات العملاء في المنطقة — من تحديد فرصة أولية وحتى المشاركة الإستراتيجية المستمرة ونمو الشراكات. تحديد ومتابعة فرص تجارية جديدة بالتعاون مع المبيعات والتسويق والمنتج ومدير تطوير الأعمال. دعم تحويل الحساب من خلال الشراكة مع فريق المبيعات في رعاية العملاء والمتابعة الإحالة.<br><br>تطوير النظام البيئي وتنفيذ GTM<br><br>قيادة تنفيذ استراتيجية السوق لـ Alpaca عبر أقاليم الشرق الأوسط من خلال التفاعل مع مجتمعات التقنية المالية المحلية، والجهات التنظيمية، والمؤسسين، والشركاء المؤسسيين. التعاون بشكل وثيق مع مدير تطوير الأعمال ورئيس قسم المبيعات لتنفيذ أهداف الإيرادات وأولويات التوسع الإقليمي. الترويج لقيمة عرض المنتج لـ Alpaca من خلال فهم عميق للمنصة وتحويل نقاط الألم لدى العملاء الإقليميين إلى حلول إستراتيجية. تحليل بيانات CRM ومؤشرات الأداء لتوجيه استراتيجية المبيعات الإقليمية واكتشاف فرص النمو.<br><br>تمثيل الصناعة والدفاع عن العلامة<br><br>تمثيل Alpaca في مؤتمرات الصناعة الإقليمية البارزة، وجلسات المائدة المستديرة التنظيمية، وفعاليات النظام البيئي. العمل كمتحدث علني باسم Alpaca في الاجتماعات الحكومية، والويبينارات، وورش عمل العملاء، والتغطيات الإعلامية الإستراتيجية في جميع المنطقة. استضافة وتنظيم فعاليات شبكات إقليمية وإيجاز عملاء لعرض قيادة Alpaca وتعزيز ثقة العملاء. إعداد وتقديم عروض مبيعات ذات تأثير عالي وتقارير أداء منتظمة، وتحويل البيانات إلى رؤى قابلة للتنفيذ للقيادة.<br><br>من أنت (المتطلبات الأساسية)<br><br>8+ سنوات خبرة في تطوير الأعمال، الشراكات الإستراتيجية، أو المبيعات المؤسسية ضمن الخدمات المالية، والتكنولوجيا المالية، والأسواق الرأسمالية، أو الأصول الرقمية، مع خبرة كبيرة في منطقة الشرق الأوسط. وجود شبكة علاقات قائمة بين شركات التقنية المالية، والتبادلات، والسمسرة، والبنوك، والوسطاء، أو الجهات التنظيمية في الإمارات العربية المتحدة أو السعودية أو الخليج الأوسع. خبرة في التعامل المباشر مع الجهات التنظيمية والجهات الحكومية، ולديهم فهم لإطارات التنظيم الإقليمية (مثلاً DIFC، ADGM، VARA، CMA، SCA). فهم قوي لـ (أو رغبة قوية في التعلم السريع لـ) بنية سمسرة، والتوكننة، والتسوية القائمة على البلوك-شين، وهيكل سوق الأصول الرقمية. سجل حافل في استقطاب ورعاية علاقات استراتيجية تتحول إلى فرص تجارية مع مرور الوقت. حضور تنفيذي ممتاز ومهارات تواصل، مريح في أن يكون ممثلاً علنياً للشركة مع العملاء والجهات التنظيمية ووسائل الإعلام. الراحة في العمل عبر وظائف مختلفة مع المبيعات والتسويق والمنتج والقيادة التنفيذية في بيئة سريعة الحركة مع تمركز عن بعد. عقلية المبادرة مع مهارات تنظيمية قوية، وتوجه نحو العمل، وراحة في بناء منطقة من الصفر. الطلاقة باللغة الإنجليزية مطلوبة؛ الطلاقة بالعربية مفضلة بشدة. الرغبة في السفر بانتظام داخل المنطقة<br><br>المفضلون<br><br>خبرة سابقة في وسيط-متداول، تبادل، صانع سوق، وسيط رئيسي، أو شركة أصلها عملات مشفّرة تعمل في الشرق الأوسط. خبرة في العمل على التوكننة، الأصول الواقعية (RWA)، أو بنية سوق على السلسلة. علاقات قائمة مع الجهات التنظيمية الإقليمية أو الجهات الحكومية. مقيمون أو لديهم علاقات عميقة في الإمارات العربية المتحدة أو السعودية<br><br>كيف نهتم بك:<br><br>راتب منافس وخيارات أسهم، وفوائد صحية، وترتيبات العمل من المنزل للمجند الجديد: بدل شهري قدره 500 دولار أمريكي، بدل شهري قدره 150 دولار عبر بطاقة Brex<br><br>تفخر Alpaca بأنها مكان عمل يتيح التكافؤ في التوظيف ويكرس نفسه لسعيه وتوظيفه لقوى عاملة متنوعة.<br><br>سياسة خصوصية التوظيف