Commissioning Engineer

Belcan; Greater London; On-site; GBP 50,000 - 70,000; Full time

Job summary

Belcan is seeking an experienced Commissioning Engineer for a major UK water infrastructure programme. The role covers the full commissioning lifecycle from design review to handover and client training, with responsibilities across FAT/SAT testing, installation verification, and system commissioning.

You will coordinate with design teams, suppliers and site personnel to ensure safe, compliant project delivery and produce documentation for progress and training of operational teams on new

Qualifications

• Proven commissioning experience in water/wastewater industry.
• Strong understanding of mechanical and electrical systems and commissioning processes.
• Engineering qualification (HNC/HND, Degree, or Apprenticeship) with site certs (CSCS/ECS, SMSTS/SSSTS).

Responsibilities

• Lead commissioning activities from design review and testing through to handover and client training.
• Coordinate with design teams, suppliers, subcontractors and site personnel for safe, compliant delivery.
• Produce commissioning documentation, progress reports, and train operations teams on new equipment and processes.

Skills

Commissioning experience

Mechanical & electrical knowledge

Project lifecycle management

Education

HNC/HND

Degree

Apprenticeship

Job description

Commissioning Engineer

Location: Farnborough or Central London

12 month contract

We're recruiting for an experienced Commissioning Engineer to join a major UK infrastructure programme within the water and wastewater sector. Working across the full project lifecycle, you'll lead commissioning activities from design review and testing through to handover and client training.

What You'll Be Doing

• Managing commissioning activities, including FAT/SAT testing, installation verification, troubleshooting, and system handover.
• Coordinating with design teams, suppliers, subcontractors, and site personnel to ensure safe, compliant project delivery.
• Producing commissioning documentation, progress reports, and training operational teams on new equipment and processes.

What We're Looking For

• Proven commissioning experience within the water or wastewater industry, ideally working for a principal contractor.
• Strong understanding of mechanical and electrical systems, commissioning processes, and industry regulations.
• Relevant engineering qualification (HNC/HND, Degree, or Apprenticeship) and site certifications such as CSCS/ECS and SMSTS/SSSTS.

An IR35 assessment for tax purposes is required for this engagement. In order to determine the Limited Company's correct IR35 status, an individual Limited Company assessment will be required.

If you're a Commissioning Engineer with experience in the water sector and are looking for your next long-term contract opportunity, we'd love to hear from you.