Commissioning Engineer

Location:

Region: Wales
Country: United Kingdom

Role:

  • Industry: Commissioning
  • Job Type: Contract / Freelance
Rate: Negotiable

Application Details:

Start Date: ASAP
Expiry Date: 15/07/2025
Job Reference: CFCE_1750175440

Commissioning Engineer

Commissioning Engineer - Contract (Outside IR35)

Based in South Wales / Nationwide Travel

Contract Position | Outside IR35 | Competitive Day Rate

A 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

If this role is of interest to you, apply with your CV below.

g2 Recruitment are committed to equality of opportunity for all applications from individuals are encouraged regardless of age, disability, sex, gender reassignment, sexual orientation, pregnancy and maternity, race, religion or belief and marriage and civil partnerships or any other characteristic protected by law.

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L&D Team

We are very lucky that g2 recruitment see Learning and Development as a vital part of a consultants journey which is why we have 4 people in the team who you will work very closely with from day 1 in your career. The team are on hand to guide you through your career at all levels and provide extra support working closely with the management team to give all consultants the best chance of success.  

Our Three Pillars of Training

Academy:
Week 1 is a series of remote sessions to learn all things systems, followed by a 1 week academy process which is a mixture of classroom and deskside this will be in one of our UK offices and usually consists of 3-8 other consultants all starting their journey together.

Experienced Modules:
These are a variety of sessions curated by us designed to support consultants as they are progressing through the career ladder, the aim is to ensure consultants at all levels have access to L&D.

Junior Management Programme:
Ran by our head of L&D this programme is designed to support junior managers as they start their management career. This involves things like personal branding, time management and ends in a business plan which is presented to members of the Exec board and senior management team.

Jaz123
Jaz D’Avola
Head of Learning & Development

Jaz joined g2 Recruitment in 2013.

She now leads our Learning and Development programme, transferring the knowledge and wisdom she learnt as a recruiter to the new generation of talent.

Imani
Imani WIlliams
Learning and Development Consultant

Imani joined g2 Recruitment in 2022.

His role involves developing individuals in all areas of the business, varying from inducting and onboarding consultants to working with them 1 to 1 to identify areas of development.  He aids with growth of L&D across the business, watching consultants experience and develop.

Meghan1
Meghan Mcloughlin
Learning and Development Consultant

Meghan joined g2 in 2023 as an L&D consultant, Working in recruitment for 6 years, her role is to  help consultants at all levels to upskill and focus on development points. This could be anything from sales calls or candidate calls to organisation improvements.

Kane Gray
Systems & Academy Trainer

Kane joined g2 in April 2023 as an Academy & Systems Trainer.

His role involves teaching the consultants that are new to the company the foundations of recruitment and our systems before then helping them to upskill in areas specific to each consultant. Working closely with different consultants and watching them implement the feedback, apply it, and then benefit off the back of it.

Candidates

Get started with your job search today and take the next step in your career.

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Clients

Looking to hire? Work with one of our expert recruitment consultants to find the talent your business needs.

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