Developed design documentation for small capital, turnaround and upgrade projects for the client TengizChevrOil (TCO), ensuring alignment with operational and safety requirements. Prepared engineering modifications to existing instrumentation and control equipment, utilizing supplier documentation and engineering drawings to define scopes of work and project volumes. Reviewed and verified instrumentation design packages, wiring schematics, cable routing diagrams, and loop drawings, ensuring technical accuracy and consistency with site conditions. Collaborated with clients and multidisciplinary teams during project meetings to gather technical requirements, present progress updates, and align deliverables with project objectives. Ensured compliance with industry standards and TCO-specific engineering protocols at every stage of project development. Performed internal quality audits on instrumentation design deliverables and discipline-specific activities to maintain a high standard of engineering integrity and project documentation.

Fully involved in commissioning and completion activities As a part of commissioning and completion team checking documents of functional tests: SIS Validation, Control and Safeguarding Narrative and Cause & Effect Identifying areas of inefficiency and needs for improvement; designing and developing instrumentation to meet those needs Collaborating with other department engineers to develop accurate, efficient equipment and instrumentation in accordance with safety and usability standards and client expectations Finding and ordering materials Documentary & Technical assistance contractor and vendor company’s engineers for developing appropriate Factory Acceptance Test Procedure (FAT), Site Acceptance Test Procedure (SAT), Functional Test Procedures (FTP) and Cause and Effect Test procedures Review and comment checklists of completed Cause and Effect matrices for ESD and Fire and Gas system functions Communication between TCO/KPJV Engineering Teams and 3GP Execution Engineering Teams to review, comment and resolve any technical issues on the commissioning and completion phase

Performed cold and hot loop tests for Process Control and Fire & Gas (F&G) systems as part of the pre-commissioning team. Managed and delegated tasks to technicians, ensuring timely and safe execution. Conducted daily toolbox talks and safety moments, promoting HSE awareness and compliance. Collaborated with the engineering team to identify and analyze hazardous areas. Actively participated in Permit to Work (PTW) procedures: Raised PTWs and ensured compliance with instructions. Organized works in confined spaces, at heights, and in gas hazardous areas.

Conducting Loop test for process as well as F&G system Conducting Tripping Functionality test of Final Control Elements Calibration of all type of transmitters and control valves with field devices like HART Communicator and TREX. Conducting Cold and Hot Loop test for process as well as F&G system Conducting Tripping Functionality test of Final Control Elements Calibration of all type of transmitters and control valves with field devices Developing Commissioning & Completion Documents Interacting with vendors to complete Pre-Commissioning works and Commissioning works such as Functional Tests, Site Acceptance Tests Identifying and analyzing hazardous moments of working area

Planned, coordinated, and executed preventive and corrective maintenance activities for instrumentation and control systems in accordance with company standards and safety protocols. Performed diagnostics, calibration, loop checks, and functional testing of field instruments including pressure, temperature, flow, and level transmitters, control valves, and gas detectors. Developed maintenance work packs and schedules, ensuring alignment with shutdown/turnaround timelines and minimizing equipment downtime. Prepared and submitted technical reports, daily progress updates, and log sheets documenting completed tasks, outstanding issues, and recommendations for system improvements. Identified root causes of equipment failures and implemented corrective actions to enhance instrument reliability and system integrity. Ensured full compliance with HSE regulations and participated in Job Safety Analysis (JSA), toolbox talks, and permit-to-work (PTW) systems to maintain a safe working environment. Interfaced with operations, mechanical, and electrical teams to plan and execute multidisciplinary maintenance activities during scheduled and unscheduled shutdowns. Supported the commissioning and re-commissioning of instrumentation systems after maintenance or modification, ensuring all systems met operational and safety standards. Utilized Computerized Maintenance Management Systems (CMMS) such as SAP for planning, tracking, and closing work orders.

Prepared and developed electronic drawings in compliance with TCO (Tengizchevroil) design specifications using AutoCAD, supporting maintenance and upgrade activities. Designed detailed termination diagrams and populated instrument data sheets and general instrument data to ensure accurate documentation and field implementation. Created and updated instrument loop diagrams and cable block diagrams to reflect current field configurations and planned modifications. Designed Instrument and Fire & Gas (F&G) layout drawings, supporting safe and effective placement of field devices in hazardous areas. Prepared cable tray layouts and routing drawings, optimizing cable paths for ease of access, maintenance, and compliance with installation standards. Developed junction box layout drawings and installation details, including cable and tubing transit frame configurations to ensure reliable field connectivity. Produced instrument mounting and hook-up drawings, ensuring clear, standardized guidance for field installation and future maintenance work.

Perform routine and emergency maintenance on instrumentation and electrical equipment, including transmitters, switches, control valves, motors, lighting, and power distribution systems. Conduct loop checks, calibration, testing, and troubleshooting of field instruments and control systems (DCS, PLC, ESD, F&G). Read and interpret electrical schematics, P&IDs, loop diagrams, and wiring drawings to carry out maintenance and installation work. Support commissioning and start-up activities by performing pre-commissioning checks, termination, and function testing. Ensure all work is carried out in compliance with HSE procedures, permit-to-work systems, and industry standards

Reading and interpreting P&IDs, cable layout drawings, and loop diagrams to support maintenance and troubleshooting activities Carrying out the installation, mounting, maintenance, and replacement of transmitters, sensors, measuring elements, and gas/liquid analyzers in live plant environments Conducting functional checks and calibration of field instrumentation including flow, pressure, temperature, and level transmitters, ensuring accurate process measurements. Maintaining and troubleshooting Junction Boxes (JBs) and connections to DCS panels, ensuring proper terminations and signal continuity.