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Commissioning Manager - Mechanical

Posted: 29/04/26
Recruiter:Highfield Professional Solutions Ltd
Reference:3103372461
Type:Contract
Disciplines: Engineering
Salary:£500 - £600 Daily Umbrella PAYE
Location:Reading, Oxfordshire
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

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