Job Description
Commissioning Engineer – Contract (Outside IR35)
Based in South Wales / Nationwide Travel
Contract Position | Outside IR35 | Competitive Day Rate
My client is looking for experienced Commissioning Engineers to support upcoming project delivery across the UK. This is a contract opportunity operating outside IR35, offering flexibility, strong rates, and the chance to work with a close-knit, expert-led team.
Role Overview:
You’ll be responsible for the commissioning of HVAC systems and other building services on a range of commercial, industrial and healthcare projects. From functional testing to documentation and client sign-off, you’ll play a key part in ensuring all systems are installed and performing to spec.
Key Responsibilities:
* Commission HVAC, mechanical, and/or BMS systems (depending on your specialism)
* Produce and manage commissioning test documentation and reports
* Liaise with clients, consultants, and contractors to ensure seamless project delivery
* Identify and troubleshoot system performance issues
* Support project handover and witness testing
Experience & Requirements:
* Strong background in commissioning mechanical and/or BMS building services
* Proven experience on large-scale commercial or public-sector projects
* Ability to read and interpret technical drawings and specifications
* Good communication and reporting skills
* CSCS card and relevant H&S certifications
* Willing to travel to sites across the UK as required
What’s On Offer:
* Contract position (Outside IR35)
* Competitive day rate
* Flexible working with trusted and experienced directors
* Varied, technically engaging projects
* Supportive and professional working environment
Interested or know someone who might be? Apply now or reach out for a confidential discussion.