Operator, Operations and Maintenance 1

PTTEP Services Limited

Job Purpose

Operator, Operations and Maintenance carries out routine operations and monitoring of production facilities on CPP and remote Wellhead Platforms (WHPs), including start-up, shut-down, testing, and plant operating checks to ensure reliability and safe operations. The jobholder also supports preventive and corrective maintenance of mechanical and electrical/instrumentation equipment as assigned.

Key Accountabilities

Primary Responsibilities (Production):

• Operate and monitor production systems on CPP and WHP, making real-time adjustments to valves, gauges, and control set points to maintain safe, stable, and efficient plant performance.

• Execute controlled start-up and shut-down of wells, pumps, rotating machinery, and utility systems in line with approved procedures and Supervisor’s instructions, ensuring minimal disruption to production.

• Perform routine and special operations such as pigging, well testing, blowdowns, and ESD testing, following sequential procedures to protect system integrity.

• Conduct systematic checks of plant parameters, collect and analyze production samples, record operating data, and escalate abnormal conditions for corrective action.

• Operate and isolate major process systems, including separation, compression, dehydration/regeneration, water injection, MRU, VRC, waste heat recovery, and power generation systems, ensuring compliance with design and safety limits.

• Prepare equipment for maintenance, isolate systems safely, and coordinate with mechanical and E&I teams to enable effective interventions.

• Monitor chemical injection systems, verify injection rates and performance, and maintain accurate chemical usage records.

• Administer and control work permits for site activities, ensuring compliance with PTW requirements during commissioning, well operations, and construction.

• Maintain up-to-date operational logs and production reports to support accurate handover, performance monitoring, and regulatory compliance.

• Collaborate with multidisciplinary teams during plant upsets, maintenance, and emergency conditions to ensure smooth resolution and continuity of production.

• Support Integrated Operations Control Center (IOCC) as a backup operator to operate and monitor production systems on CPP and WHP as per IOCC Emergency Response Plan.

 

Secondary Responsibilities (Maintenance – Mechanical / E&I) as assigned:

• Perform preventive, corrective, and first-line maintenance of equipment on wellhead platforms under given instruction.

• Perform operational checks of standby systems and assist in restoring defective equipment to serviceable condition.

• Record anomalies, discrepancies, corrosion, equipment performance or other potential failures into computerized maintenance systems.

• Perform autonomous maintenance for low risk / low consequence tasks.

 

SSHE Responsibilities:

• Comply with and promote the Company’s SSHE policy, rules and regulations for all works under responsibility.

• Act emergency response roles as assigned in Site’s Emergency Response Plan.

• Perform Worksite Controller and Worksite Safety Controller roles on the CPP and WHP as per SSHE policy.

Professional Knowledge & Experiences

• Technical Diploma in related field
• 1-3 years of experience in multi-skilled operator and maintenance. 
• Fair command of both spoken and written English
• Moderate physical effort of standing, walking, and climbing for 50% of work time

Additional Desirable Qualification

CORE Competencies