Mechanical Engineer

App Group; Sumatera Selatan; On-site; IDR 200,000,000 - 320,000,000; Full time

Job summary

App Group in Indonesia seeks a senior Mechanical Commissioning Engineer to lead pre-commissioning and commissioning of plant equipment. You will verify equipment against drawings, manage rotating/static systems, and work with electrical, automation, and process teams to ensure readiness.

You will review punch lists, prepare test reports, support FAT/SAT, and train operations staff. Candidates should have a mechanical engineering degree, extensive commissioning experience in heavy industry, and

Qualifications

• Bachelor's degree required in Mechanical Engineering or related field.
• Extensive mechanical commissioning experience in industrial facilities.
• Familiar with rotating/static equipment, piping, and utility systems.
• Knowledge of testing, alignment, lubrication, and performance evaluation.

Responsibilities

• Lead pre-commissioning and commissioning of mechanical equipment and systems.
• Verify completion against drawings, specs, P&IDs, and vendor docs.
• Plan and supervise commissioning for rotating and static equipment.
• Conduct inspections, alignment, lubrication, testing, and leak tests.
• Coordinate preservation, flushing, cleaning, and startup readiness.
• Supervise startup, trials, verification, and reliability testing.
• Troubleshoot issues and recommend corrective actions.
• Coordinate with electrical, automation, instrumentation, and process teams.
• Support FAT, SAT, vendor inspections, and performance tests.
• Ensure compliance with safety regs, LOTO, permits, and procedures.
• Review punch lists and prepare commissioning documents.
• Provide technical support during plant startup and optimization.
• Train operations/maintenance on operation and preventive maintenance.

Skills

Extensive experience in mechanical

Rotating equipment knowledge

Static equipment knowledge

Piping and utility systems

Mechanical testing and vibration

ASME/API/ISO/IEC standards

Troubleshooting and analytical

Coordination and leadership

Contract-based during project phase

Willing to be placed in OKI

Education

Bachelor’s degree in Mechanical Engineering

Job description

Key Responsibilities:

• Lead the pre-commissioning and commissioning of mechanical equipment and systems throughout the plant.
• Verify mechanical completion of equipment against approved drawings, specifications, P&IDs, and vendor documentation.
• Plan, supervise, and execute commissioning activities for rotating and static equipment, including pumps, compressors, fans, blowers, conveyors, tanks, vessels, piping systems, heat exchangers, and utility systems.
• Conduct mechanical inspections, alignment checks, lubrication verification, flushing, cleaning, pressure testing, leak testing, and performance testing.
• Coordinate equipment preservation, flushing, cleaning, and readiness prior to start-up.
• Supervise equipment start-up, trial runs, performance verification, and reliability testing.
• Troubleshoot mechanical issues identified during commissioning and recommend corrective actions.
• Coordinate closely with electrical, automation, instrumentation, and process commissioning teams to ensure integrated system readiness.
• Support Factory Acceptance Tests (FAT), Site Acceptance Tests (SAT), vendor inspections, and performance guarantee tests.
• Ensure compliance with mechanical standards, safety regulations, permit-to-work systems, lockout/tagout (LOTO), and commissioning procedures.
• Review and clear mechanical punch lists before system handover.
• Prepare commissioning procedures, inspection records, test reports, mechanical completion documentation, and final commissioning reports.
• Provide technical support during plant start-up, stabilization, and optimization.
• Train operations and maintenance personnel on equipment operation, preventive maintenance, and troubleshooting.

Required Qualifications:

• Bachelor’s degree in Mechanical Engineering or a related discipline.
• Extensive experience in mechanical commissioning for industrial facilities, preferably in pulp & paper, petrochemical, power generation, mining, or other heavy industries.
• Strong knowledge of rotating equipment, static equipment, piping systems, utility systems, and mechanical installation standards.
• Experience with mechanical testing, alignment, vibration monitoring, lubrication systems, and equipment performance evaluation.
• Familiarity with international engineering and safety standards (ASME, API, ISO, IEC, or equivalent).
• Strong troubleshooting, analytical, and problem-solving skills.
• Excellent coordination, communication, and leadership abilities.
• A contract-based during project phase, with a high chance of permanent during operation & maintenance phase.
• Willing to be placed in OKI, South Sumatra.