Mechanical Commissioning Technician

Astute's Power Team are currently recruiting for 6x Mechanical Commissioning Technicians to join the EPC Contractor on the decommissioning of a CHP plant based in Purfleet.

The 6x Mechanical Commissioning Technician roles come with a day rate from £400.00 to £450.00 per day outside of IR35.

Role responsibilities and key skills for the role:

• Carry out mechanical commissioning and decommissioning activities on CHP plant systems, including safe shutdown, isolation, and preparation of equipment for dismantling.
• Assist with the decommissioning of gas engines and/or gas turbines, including controlled run-downs, fluid draining, preservation, and disconnection of mechanical systems.
• Perform mechanical inspections, condition assessments, and verification of plant status prior to and during decommissioning works.
• Execute isolation, de-energisation, and lock-out/tag-out (LOTO) procedures in line with site safety and permit-to-work systems.
• Support removal and disconnection of mechanical equipment such as pumps, compressors, heat exchangers, pipework, and auxiliary systems.
• Carry out system flushing, draining, purging, and cleaning activities (oil, water, gas systems) to ensure safe dismantling and environmental compliance.
• Assist with reinstatement or modification works where required, including blanking, capping, and mechanical disconnections.
• Identify and report mechanical defects, leaks, or hazards encountered during decommissioning activities.
• Work closely with electrical, C&I, and demolition teams to ensure coordinated and safe execution of decommissioning sequences.
• Maintain accurate records of completed works, test sheets, and decommissioning documentation in line with EPC requirements.

Experience working on CHP plants, power generation, or heavy process environments.

Hands-on experience with gas engines and/or gas turbines (commissioning, shutdown, or maintenance).

Familiar with mechanical systems such as rotating equipment, piping systems, valves, and auxiliaries.

Strong understanding of site safety, LOTO, and permit-to-work systems.

Location, day rate and timeframe of the Mechanical Commissioning Technician positions:

Purfleet

£400.00 to £450.00 per day

Immediate start date

3 months

INDPOW

Astute People are acting as an employment business in relation to this vacancy. We do not discriminate on the grounds of age, race, gender, disability, creed or sexual orientation and comply with all relevant UK legislation. We encourage applications from individuals from all backgrounds but candidates must be able to demonstrate their ability to work in the UK. Astute is also committed to the government's Disability Confident Employer initiative. We endeavour to get back to everyone, however, if you have not heard anything after 7 days, please consider your application unsuccessful.