Commissioning Engineer

First Recruitment Group; City Of London; On-site; GBP 60,000 - 75,000; Full time

Job summary

First Recruitment Group is seeking a Commissioning Engineer to lead the successful delivery of complex water and wastewater commissioning projects from design through to handover, on a contract basis in Hertfordshire or Surrey. You will provide full lifecycle commissioning input and develop commissioning plans and procedures.

Responsibilities include hands-on commissioning, FAT/SAT and defect close-out, coordinating installation with third-party engineers, ensuring quality and timely delivery,

Qualifications

• Experience in water/wastewater commissioning or similar
• Ability to interpret P&IDs, schematics, and FAT/SAT procedures
• Strong problem-solving and field troubleshooting skills

Responsibilities

• Monitor and manage FAT/SAT and defect close-out.
• Coordinate installation and commissioning activities with third-party engineers.
• Ensure quality, snag-free installation and timely delivery of commissioning.
• Develop commissioning plans and procedures for projects.
• Provide training to client operations and maintenance teams.
• Maintain progress reports and documentation for project managers.

Job description

Lead the successful delivery of complex water and wastewater commissioning projects from design through to handover.

Our Client has a requirement for a Commissioning Engineer, who will be required to work on a contract basis in Hertfordshire or Surrey.

Role Purpose:

• Provide full lifecycle commissioning input (design through to handover)
• Develop commissioning plans and procedures
• Undertake hands-on commissioning activities
• Conduct FAT/SAT and manage defect close-out
• Coordinate installation and commissioning activities, including third-party engineers
• Ensure quality, snag-free installation and commissioning delivery
• Deliver training to client operations and maintenance teams
• Apply structured commissioning approaches with understanding of water/wastewater processes
• Perform troubleshooting and apply analytical problem-solving
• Ensure consistent technical delivery and application of best practice, technical bulletins, and lessons learned

Job Role Responsibilities:

• Monitor supply chain performance against KPIs/KPMs and drive improvement
• Promote and implement SHEQ behavioural improvement initiatives
• Liaise with design teams, suppliers, and subcontractors to ensure successful equipment setup and commissioning
• Verify equipment is FAT tested and snag-free prior to site delivery
• Produce timely reports for senior management
• Contribute to and manage inputs to the overall project programme
• Ensure capture and documentation of installation, testing, and commissioning data
• Witness installation and commissioning activities, including subcontractor testing
• Support Early Contractor Involvement (ECI) through site surveys and system reviews
• Contribute to client reports and management briefings
• Review and interpret electrical/mechanical schematics, FDS, P&IDs; initiate design changes where required
• Manage process and M&E design, scope, and programme changes; provide weekly updates
• Oversee commissioning and systems integration activities across the project lifecycle
• Configure and calibrate analytical equipment; integrate with monitoring systems
• Provide progress and status reporting to the Core Management Team
• Review and approve RAMS for commissioning activities
• Supervise and inspect subcontractor installations, ensuring compliance with quality standards and ITPs
• Manage installation activities and produce documentation for project close-out
• Lead Factory and Site Acceptance Testing (FAT/SAT) in line with ITPs
• Coordinate commissioning plans and ensure completion of all associated documentation
• Deliver training to operations teams on new process plant and equipment
• Act as front-line supervisor during commissioning and installation phases
• Ensure safe, compliant, and timely delivery of commissioning activities
• Undertake either an electrical AP or mechanical AP role subject to assessment and training
• Undertake a front-line supervisor role subject to assessment and training

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