Location: Doha, Qatar Employment Type: 6 months Contract (Extendable) Salary: 16,000.00 QAR Full Package Experience Required: 10+ years Our client, a leading technology and systems integration company in Qatar, is seeking an experienced Senior Win CC OA Engineer to join their team. Key Responsibilities Lead Win CC OA SCADA application engineering, configuration, testing, and commissioning. Develop and manage datapoints, panels, graphics, alarms, events, trends, scripts, reports, and historian interfaces. Support Master SCADA integration with PLC, RTU, BMS, EPMS, ELV, Safety & Security, and third-party systems. Perform I/O signal mapping, datapoint mapping, command/feedback validation, alarm/event configuration, and interface testing. Support integration using OPC UA, Modbus TCP/RTU, BACnet, MQTT, API/SDK, SQL, Profinet, Profibus, and Ethernet/IP. Review/support FDS, LLD, system architecture, interface matrix, points list, alarm matrix, test procedures, as-builts, and commissioning documents. Lead/support FAT, SAT, integrated testing, performance validation, troubleshooting, commissioning, and final handover. Coordinate with client, consultant, OEM, system integrator, PLC/automation, BMS, ICT/network, cybersecurity, and site teams. Ensure SCADA application quality, naming standards, graphics standards, backup control, change management, and technical governance. Required Experience and Skills Degree / Diploma in Electrical, Electronics, Instrumentation, Automation, Control Systems, Computer Science, or related discipline.10+ years in SCADA / OT automation engineering, with strong hands-on experience in Siemens Win CC OA. Strong hands-on experience in Siemens Win CC OA engineering and configuration. Proven experience in large-scale SCADA / Master SCADA / command center / infrastructure / smart city / utility / oil & gas / transportation projects. Strong knowledge of SCADA architecture, redundancy, client-server systems, distributed systems, historian, alarms, trends, graphics, and reporting. Experience in multi-vendor PLC/RTU/SCADA/BMS/ELV integration. Ability to troubleshoot communication, datapoint, graphics, alarm, historian, database, and system performance issues. Strong documentation, coordination, leadership, and client-facing communication skills. Preferred Win CC OA certification or Siemens SCADA project experience. Experience in brownfield migration, live system integration, high-availability SCADA, and citywide/infrastructure projects. Knowledge of OT networking, VLANs, firewall ports, redundancy testing, system backups, cybersecurity basics, and disaster recovery. Please note that applicants should answer the pre-screening questions to be considered for this position THOSE WHO CAN JOIN IMMEDIATELY SHOULD APPLY. REGRETTABLY ONLY SHORTLISTED CANDIDATES WILL BE CONTACTEDAbout Job Hub Global At Job Hub Global, we believe that people are at the heart of every great organization. As a premier HR consultancy, we are passionate about helping businesses thrive by providing bespoke recruitment, staff outsourcing, workforce solutions, and HR management consultancy services that are tailored to meet your unique needs. With a deep understanding of the evolving workplace, we are committed to connecting exceptional talent with exceptional companies. Our mission is to empower businesses with the right people, processes, and strategies to drive success. Whether you’re looking to build a high-performing team, streamline your workforce, or navigate the complexities of HR management, Job Hub Global is here to partner with you every step of the way. Together, we’ll turn challenges into opportunities and dreams into achievements. Your success is our busines