Commissioning Engineer

🔧 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.