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Johnson Controls International · London-London-UK

# Commissioning Engineer

London-London-UK Full-time Operations 

Listed on Johnson Controls International’s official careers site. Posted September 24, 2026. Check that it is still open and apply there.
[Apply on Johnson Controls International’s careers site →](https://jci.wd5.myworkdayjobs.com/JCI/job/London-London-UK/Commissioning-Engineer_WD30269595)

[OpenNash Jobs](https://jobs.opennash.com/) / [Johnson Controls International](https://jobs.opennash.com/companies/johnson-controls-international/) / Commissioning Engineer

## Job description

### What You Will Do

Join Johnson Controls’ Building Efficiency Division as a BMS Commissioning Engineer, delivering high‑quality Building Management Systems for our clients. Acting as the link between project delivery and service operations, you will work with customers, account managers and project teams to drive performance, mitigate risks and support energy‑efficiency goals. You will provide technical guidance and ensure all commissioning activity meets safety, quality and compliance standards.

### What We Offer

Competitive salary and company car 25 days annual leave plus Bank Holidays Benefits including pension (up to 7% match), life assurance, EAP, employee discounts and cycle‑to‑work Extensive product and cross‑training Supportive, collaborative culture Career development opportunities Zero Harm safety commitment Access to Business Resource Groups

### Key Responsibilities

Review project specifications and designs, identifying commissioning or software issues. Support solution design, scope development, proposals and cost estimation. Deliver BMS software and commissioning tasks, reporting deviations from design. Coordinate with M&E teams, end users and stakeholders; provide progress updates. Ensure compliance with Electricity at Work regulations and site H&S requirements. Ensure thorough completion and sign‑off of factory acceptance tests, commissioning checks and all handover documentation Produce accurate commissioning, handover and technical documents.

Maintain commissioning records and ensure all certifications stay up to date. Develop and test system software, drawings and equipment schedules. Select materials, load configurations and commission system/network controllers. Validate full system functionality and resolve technical issues, including subcontractor coordination. What We Look For GCSE O‑Level or NVQ in electrical/electronic discipline Electrical/electronic apprenticeship or 5+ years’ BMS commissioning experience Experience with graphics, workstations and BMS networks (training provided) Strong HVAC/BMS knowledge including AHUs, terminal units and control circuits Experience with rotating plant, motor starters and variable‑speed drives CSCS/ECS certification and understanding of BMS protocols Experience on construction projects valued £500k–£3M #LI-DC1 #LI-Onsite #RMDFL

## At a glance
- Posted by the employer: Sep 24, 2026
- First seen by OpenNash: Oct 13, 2026
- Last checked: Oct 20, 2026
- Listed for: 26 days
- Location: London-London-UK
- Employment type: Full-time[Apply on Johnson Controls International’s careers site →](https://jci.wd5.myworkdayjobs.com/JCI/job/London-London-UK/Commissioning-Engineer_WD30269595)

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