Job Description

Commissioning Manager (Mechanical Bias) - AWE Burghfield

Location: AWE Burghfield (site-based, full-time)

Rate: £600/day (Umbrella PAYE, Inside IR35 - all-in)

Duration: ASAP - September 2026

Clearance: SC preferred (must be eligible to obtain)

We are seeking an experienced Commissioning Manager (Mechanical) to support a major programme within a highly regulated nuclear environment. This role requires a technically strong, self-starting professional with deep experience in mechanical systems, commissioning processes, and documentation within controlled environments.

Role Overview

Lead and manage commissioning activities across mechanical systems and associated infrastructure

Oversee full commissioning lifecycle including planning, execution, and handover

Manage and review commissioning documentation, ensuring accuracy and compliance

Coordinate with multidisciplinary teams to ensure systems are delivered safely and to specification

Act as a technical authority on mechanical commissioning matters

Systems & Technical Scope

Mechanical plant and building services systems

Gas systems and associated equipment (e.g. compressed air, specialist gases)

HVAC and ventilation systems

Pressure systems and distribution networks

Interface with electrical and control systems where required

Key Responsibilities

Lead Site Acceptance Testing (SAT) and support Factory Acceptance Testing (FAT) activities

Review and approve commissioning plans, procedures, and test packs

Ensure all commissioning activities meet stringent regulatory and safety standards

Produce and manage detailed commissioning reports and technical documentation

Drive issue resolution and ensure readiness for system handover

Maintain a strong focus on compliance within a highly regulated / nuclear environment

Essential Requirements

Proven experience in a Commissioning Manager or Senior Commissioning Engineer role (mechanical bias)

Strong background in gas systems, compressed air, or similar mechanical/process systems

Extensive experience with SAT, FAT, and commissioning documentation/reporting

Experience working in highly regulated environments (nuclear, defence, pharma, etc.)

Excellent technical knowledge of mechanical systems and commissioning processes

Ability to work independently and take ownership of deliverables

Valid CSCS card

SC Clearance (or ability to obtain)

Highly Desirable

Previous experience working on AWE projects or within the nuclear sector

Experience in defence or other high-security environments

Relevant engineering qualification (HNC/HND/Degree in Mechanical or related discipline)

Additional Information

Full-time, site-based role at Burghfield

Occasional weekend work available (optional)

Long-term contract on a critical UK programme