Commissioning Engineer

jci; Greater London; On-site; GBP 45,000 - 65,000; Full time

Benefits offered by this job

Company car

25 days leave + Holidays

Pension 7% match

Life assurance

Employee assistance

Employee discounts

Cycle to work

Product training

Collaborative culture

Career development

Zero Harm

Business Resource Groups

Job summary

Johnson Controls is seeking a BMS Commissioning Engineer to deliver high‑quality Building Management Systems on client sites across London and the UK. You will bridge project delivery and service operations, guiding customers, account managers and project teams to drive performance and energy‑efficiency goals.

You will provide technical guidance, ensure safety, quality and compliance, and manage commissioning tasks, validation checks and handover documentation throughout the project lifecycle.

Qualifications

• Electrical/electronic apprenticeship or equivalent
• 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

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.

Skills

BMS commissioning experience

Graphics/workstations familiarity

HVAC/BMS knowledge

Rotating plant & VSDs

CSCS/ECS certification

Education

Electrical/electronic apprenticeship

GCSE O-Level or NVQ in electrical/electronic

Tools

BMS networks

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

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