Job Description

HVACR Commissioning Technician
Basildon

-

United Kingdom
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HVAC/R Commissioning Technician – Naval (Basildon, UK)

About Us

Johnson Controls, a global leader in thermal management, mission-critical building systems, energy efficiency, and decarbonization, helps customers use energy more productively, reduce carbon emissions, and operate with the precision and resilience required in rapidly expanding industries such as data centers, healthcare, pharmaceuticals, advanced manufacturing, and higher education.

For more than 140 years, Johnson Controls has delivered performance where it really matters. Backed by advanced technology, lifecycle services and an industry-leading field organization, we elevate customer performance, turn goals into real-world results and help move society forward.

About the Role

Join Johnson Controls Marine & Navy HVAC & Refrigeration team in Basildon, Essex, where we build and commission high‑quality HVAC/R systems for naval vessels. If you have a solid background in refrigeration or HVAC and enjoy hands‑on technical work, this is a great opportunity to apply your skills in a unique environment. You’ll work with well‑supported processes, modern equipment, and a friendly team who will help you grow into the naval side of the industry.

We are looking for an experienced HVAC/R Commissioning Technician to commission naval HVAC and refrigeration units, ensuring they meet strict performance, safety, and regulatory standards. This hands‑on role is primarily based in our Basildon test facility, with travel to UK naval sites and occasional international assignments.

What We Offer

Competitive salary and company car
25 days paid holidays + bank holidays and sick pay
Overtime payments
Comprehensive benefits package including pension, life assurance, employee assistance program, referral scheme, employee discounts, cycle‑to‑work scheme, and discounts on Johnson Controls security products
Extensive product training and on‑the‑job development
Supportive, collaborative team environment
Clear career development pathways
Strong commitment to safety through our Zero Harm policy
Access to business resource groups and training aligned to our company values
IT equipment and full tool provision

Key Responsibilities

Commission ATUs and associated HVAC systems in the test bay and on customer sites
Perform electrical and mechanical hookup, calibration, and functional testing
Carry out Factory Acceptance Testing (FAT) and support integration activities
Ensure full compliance with F‑Gas regulations, including leak checks, recovery, and documentation
Diagnose and resolve commissioning issues, providing feedback to engineering teams
Produce accurate test reports and handover documentation
Maintain and calibrate test equipment, ensuring safety and quality standards are upheld
Travel for site work and customer support, including occasional overnight stays

Required Qualifications & Experience

Valid F‑Gas Certification (Category I or II)
Proven experience in commissioning and FAT of HVAC/refrigeration systems
Strong electrical and mechanical aptitude
Ability to interpret electrical schematics and mechanical drawings
Flexibility to travel across the UK and internationally
Valid driving licence
Eligibility for UK BPSS and SC security clearances (or ability to obtain)

Desirable Qualifications

Apprenticeship or formal training in refrigeration/HVAC
Experience working in naval or marine environments
PLC/microprocessor knowledge or experience with HVAC control systems

Ready to Build Your Future With Us?

If you’re looking for a role where your HVAC/R skills can grow, your work is valued, and every day brings something different, this is your chance. Join a supportive team, work on exciting naval projects, and take your career to the next level with Johnson Controls. Apply today and discover what you can achieve.

#LI-HN1

#LI-Onsite

#RMDFL

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