DCS Engineer

Responsibilites: - Design, configure, and implement Distributed Control Systems using Siemens S7-400 (PCS7) and ABB DCS 800xA platforms. - Develop and review functional and technical documentation (FDS, C&E, loop diagrams, I/O lists, etc.). - Configure and integrate HMI/SCADA systems, logic programming, alarms, trends, and historians as required. - Lead or support at all stages of the automation project lifecycle: design, development, testing (FAT/SAT), and on-site commissioning. - Design and troubleshoot OT (Operational Technology) networks, including layered architectures, VLANs, and segregation between OT and IT zones. - Implement and manage OPC (DA/UA/HDA) and other industrial protocols like Profibus, Profinet, Modbus TCP/RTU, Ethernet/IP for PLC-DCS or SCADA integrations. - Collaborate with cross-functional teams including instrumentation, electrical, and IT networking teams. - Conduct system diagnostics, performance tuning, and provide post-commissioning support. - Ensure compliance with project specifications, industry standards, and cybersecurity best practices. - Maintain accurate records, backups, and change logs for all DCS-related modifications. Required Skills, Competencies & Experience: - Bachelors Degree or Diploma in Instrumentation, Electronics, Electrical Engineering, or related field. - 45 years of relevant experience working with: Siemens S7-400 / PCS7 DCS & ABB DCS (800xA Seires). - Strong understanding of DCS and PLC architectures, field instrumentation, and process control concepts. - Proficiency in industrial communication protocols, especially: OPC DA/UA/HAD, Profibus/Profinet Modbus TCP/RTU & Ethernet/IP. - Hands-on experience with OT/IT network architectures, including firewall and switch configurations, IP addressing, and basic routing. - Experience in integrating DCS with third-party systems, PLCs, and enterprise-level applications. - Ability to work independently on-site during commissioning and troubleshoot control systems. - Strong communication skills and a collaborative attitude. Preferred Qualification: - Knowledge of cybersecurity in OT environments (ISA/IEC 62443 awareness). - Familiarity with SCADA, Historian systems, or MES integration. - Exposure to virtualization, server-client architecture, or redundant systems. - Knowledge of video analytics, CCTV integration, and industrial automation security. Physical Requirements: - Ability to travel to project sites and conduct field inspections. - Comfortable working in hazardous industrial environments (oil refineries, chemical plants, etc.)