Industrial Refrigeration Commissioning Engineer

Johnson Controls Industrial Refrigeration (IREF) division delivers project solutions, maintenance, and service offerings to support manufacturing, cold storage, and R&D testing requirements. As the OEM for SABROE, Frick Compressors, and York products, we provide nationwide coverage with highly trained engineers delivering project solutions and planned, preventative, and reactive works. Our key markets include food and beverage, meat and poultry, cold storage, general manufacturing, leisure, pharmaceutical, and automotive sectors.

As a Commissioning Engineer, you will lead the start-up and commissioning of industrial refrigeration systems, ensuring compliance with system parameters, regulations, and standards. You will collaborate with sales, design engineers, and project managers to deliver systems within scope and budget, covering plant, equipment, pipework, refrigeration charges, and associated controls.

• Act as the primary technical contact for clients during commissioning activities.
• Support design and project teams with final design, scope, and specifications.
• Interpret design documentation and installation requirements for refrigeration systems.
• Apply knowledge of BSEN 378 (2016), Pressure Equipment Directive, Pressure Safety Systems Regulations, and DSEAR.
• Attend onsite reviews, keep customers informed, and guide suppliers and contractors.
• Ensure successful commissioning and client handover.
• Travel across the UK & Ireland as required.

• Proven experience in industrial refrigeration.
• Engineering degree or equivalent qualification.
• Working knowledge of relevant directives and regulations.
• Hands-on experience with commissioning and maintenance of refrigeration systems using HFC, CO₂, and natural refrigerants.
• Understanding of system types (pumped overfed, two-stage, cascade).
• Competence in 2D/3D drawing software and ability to interpret electrical controls.
• F-Gas and Ammonia handling certificates.
• Knowledge of CDM regulations.
• Strong analytical and communication skills.
• Ability to work independently and in a team.
• Positive, proactive attitude and flexibility to travel.

• Competitive salary and overtime with premium rates.
• Company car, pension, and life assurance.
• Employee Assistance Program and mental health support.
• Referral scheme and discounts on Johnson Controls products.
• Voluntary benefits: childcare vouchers, cycle-to-work, eye care, holiday purchase.
• A culture promoting work-life balance and professional development.

Your buildings have a purpose. They are places for people to live or work. Facilities for learning or healing. Venues for entertainment and shopping. Sites for the specialized storage of tangible goods or mission-critical data. Your buildings have a huge variety of functions; they are central to your mission. This is where Johnson Controls comes in, helping drive the outcomes that matter most. Through a full range of systems and digital solutions, we make your buildings smarter. A smarter building is safer, more comfortable, more efficient, and, ultimately, more sustainable. Most important, smarter buildings let you focus more intensely on your unique mission. Better for your people. Better for your bottom line. Better for the planet.

At Johnson Controls, we’ve been making buildings smarter since 1885, and our capabilities, depth of innovation experience, and global reach have been growing ever since. Today, we offer the world’s largest portfolio of building products, technologies, software, and services; we put that portfolio to work to transform the environments where people live, work, learn and play.