Commissioning Manager – Main Contractor

Bristol & South Wales

£90,000 + Senior Management Level Benefits Package

Are you a Commissioning Manager who has worked for a Main Contractor?

Is managing teams across a number of projects the next step in your career?

Then we may well have the role for you.

Due to securing a number of projects in Bristol and South Wales, one of the UK’s largest Main Contractors are looking for a Commissioning Manager to join their team. You will immediately be across nearly £(phone number removed) worth of projects in this area covering hotels, residential, leisure, education & industrial, so no two days will be the same.

Key Responsibilities

Lead the full lifecycle of M&E commissioning, covering design, installation, and final client handover.
Prepare and execute project-specific commissioning plans, strategies, and associated documentation to meet programme milestones.
Coordinate all commissioning activities across subcontractors, consultants, and suppliers to ensure seamless MEP system integration.
Supervise testing, verification, and performance checks for mechanical, electrical, and BMS systems.
Chair commissioning meetings, maintaining clear tracking of progress, issues, actions, and reporting.
Maintain accurate, compliant commissioning records and ensure alignment with client and project requirements.
Work closely with design teams and QA/QC personnel to identify and resolve technical challenges early.
Manage all aspects of project close-out and handover, ensuring a smooth transition to FM teams.

About You

Experienced Commissioning Manager or Senior Commissioning Engineer within Tier 1 or large-scale MEP contracting environments.
Strong background in leisure, resi, mixed use, data centres, commercial, or mission-critical projects
Solid technical understanding of mechanical and electrical systems and how they interact.
Proven leadership skills with the ability to manage multidisciplinary teams and liaise confidently with clients and stakeholders.
Knowledgeable in CIBSE, BSRIA, and recognised industry commissioning standards.
Highly organised, detail-focused, and strong in documentation and reporting.

Qualifications

Degree or HNC/HND in Mechanical, Electrical, or Building Services Engineering.
SMSTS or SSSTS certification advantageous.
CSCS card (Manager or Professionally Qualified).
Commissioning Management accreditation or membership of relevant professional bodies (desirable).

To apply, submit your CV via the links on this page and the team at 12 Recruitment will be in touch.

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Commissioning Manager – Main Contractor

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