Senior Instrument Engineer (Relocation to Saudi Arabia is Required)

About the Role

We are seeking a Senior Instrument Engineer to join the Hawiyah Gas Plant Engineering Division under Southern Area Gas Operations. The Hawiyah Gas Plant is a large gas processing facility handling gases from multiple streams, located approximately 70 km from AlHassa in the Eastern Region of Saudi Arabia. Your primary role will involve developing engineering design packages, participating in plant trip troubleshooting and investigations, and reviewing project documentation.

Responsibilities

• Lead and execute complex instrumentation and control engineering tasks for oil & gas processing facilities, including FEED, detailed design, commissioning, maintenance support, and brownfield/greenfield projects.
• Provide deep technical expertise in field instrumentation, control systems, and international standards to ensure safe, reliable, and optimized plant operation.
• Lead design and engineering activities for field instrumentation in oil & gas process units.
• Perform instrument selection, sizing, configuration, and preparation of datasheets for transmitters, process analyzers, control valves, emergency shutdown valves, and machinery instrumentation such as vibration monitoring, compressor control, and Fire & Gas systems.
• Develop and review Piping and Instrumentation Diagrams (P&IDs), I/O lists, instrument index, hook-up drawings, loop diagrams, installation details, and material requisitions.
• Ensure compliance with hazardous area classifications and selection of appropriate Ex-rated instruments.
• Conduct vendor technical bid evaluations, Factory Acceptance Tests (FAT), Site Acceptance Tests (SAT), and interface with OEMs.
• Support commissioning, calibration, troubleshooting, and maintenance activities.
• Conduct root-cause analysis for recurring instrumentation issues and provide effective solutions.
• Configure, troubleshoot, and maintain DCS, PLC, ESD, and F&G systems using major platforms (e.g., Yokogawa CENTUM/ProSafe-RS), Compressor Control Systems (e.g., CCC), and Vibration Monitoring Systems.
• Develop and review control system architectures, network topologies, logic diagrams, cause & effect charts, and control narratives.
• Perform control loop tuning, advanced control strategy reviews, and alarm management tasks (ISA 18.2 / EEMUA 191).
• Support system integration and communication protocols (Modbus, Profibus, Foundation Fieldbus, OPC UA, HART, Ethernet/IP).
• Lead and participate in Factory Acceptance Tests (FAT), Site Acceptance Tests (SAT), loop checks, logic testing, and commissioning of control systems.
• Provide technical guidance on cybersecurity requirements for control systems (ISA/IEC 62443).

Requirements

• Bachelor’s degree in Instrumentation Engineering, Control Engineering, or equivalent.
• Minimum 15 years’ experience in oil & gas, refinery, or petrochemicals, including plant design, commissioning, and maintenance.
• Proven track record in both greenfield and brownfield project execution.
• Strong experience interacting with operations, maintenance, and Engineering, Procurement, and Construction (EPC) contractors.
• Excellent technical writing skills for specifications, reports, and technical studies.
• Hands-on and in-depth knowledge of international standards and codes (e.g., instrumentation national code (ENC), NEMA) and instrumentation/control systems such as process measurements, relief/control/ESD valves, analyzers, equipment protection systems (vibration/temperature), fire systems, and PLCs.

Preferred Qualifications

• Professional Certifications: TÜV Functional Safety Engineer/Expert (IEC 61508/61511), ISA Certified Automation Professional (CAP), OEM system certifications (e.g., Yokogawa CENTUM/ProSafe-RS), and safety certifications.
• Strong analytical and problem-solving skills with the ability to make high-level technical decisions.
• Leadership capability to guide teams and mentor junior engineers.
• Effective communication skills and ability to work across operations, maintenance, and vendor interfaces.
• Ability to manage multiple projects, meet deadlines, and deliver under pressure.

Working Environment

At Aramco, employees work on world-scale projects supported by significant investment in capital and technology. As a global energy company, we address technical, logistical, and environmental challenges while investing heavily in talent development. Our workforce development programs are among the largest in the world, encouraging employees at all levels to improve their sector-specific knowledge and competencies.