Senior R744 Refrigeration Technician

About Vitalis At Vitalis, we design and manufacture innovative CO₂-based clean technology. Our natural refrigerant R744 (CO₂) chillers, heat pumps, and refrigeration systems help businesses reduce their environmental impact without compromising performance. Every product we design, build, and support helps our customers operate more efficiently while contributing to a more sustainable future. When you join Vitalis, you'll be part of a team that cares about doing meaningful work and doing it well. We believe people, planet, and profits can go hand in hand, and we've built a culture where we take pride in the quality of our work, deliver on our commitments, and achieve our best results by working together. If you're looking for a place where your work has purpose, your contributions are valued, and you have the opportunity to make a real impact, we'd love to hear from you. Job Summary We are seeking a highly technical Refrigeration Technician to lead the startup and support of our R744 (CO2) refrigeration racks. This role is designed for a subject matter expert who thrives in the field but also enjoys technical problem-solving and system design. You will spend the majority of your time commissioning advanced trans critical systems, while providing critical remote support to our customers and assisting our factory team with new rack builds. Role Breakdown * 70% Commissioning & Field Startup: Lead the onsite programming, tuning, and optimization of R744 racks. Includes configuring high-pressure valves and bypass logic. * 20% Admin & Remote Customer Support: Act as a technical anchor for clients. Troubleshoot system alarms remotely via controller interfaces and manage commissioning documentation and startup checklists. * 10% New System Builds (Factory Floor): Work with the production team to assist with assembly and quality control of new CO2 rack builds, providing technical oversight on piping and electrical layouts. Key Responsibilities: * Test, diagnose, repair, and maintain commercial and industrial refrigeration systems, with a focus on CO₂ (R744) * Support installation and commissioning of new systems in both primary and secondary capacities * Perform field service work (up to 75% travel, including international) * Troubleshoot complex mechanical and electrical issues both onsite and remotely * Collaborate with engineering and service teams to resolve technical challenges * Participate in the development, review, and improvement of product documentation * Complete work orders, service reports, and commissioning documentation accurately and efficiently * Follow all safety procedures and contribute to a strong safety and quality culture * Receive and apply ongoing training related to R744 refrigeration systems and product lines * Work with precision-engineered, high-quality builds with the latest technology in R744 transcritical systems Technical Requirements * Strong expertise in R744 (CO₂) refrigeration systems, including transcritical and subcritical cycles * Hands-on experience with refrigeration controllers such as Micro Thermal Systems, Copeland E3, and Danfoss * Proven ability to perform remote diagnostics using controller interfaces and graphical system data * Advanced mechanical and electrical troubleshooting skills in commercial/industrial environments Qualifications and Skills: * Red Seal Certificate of Qualification (Refrigeration Mechanic) – required * Valid Class 5 Driver’s License * Valid passport (required for international travel) * Gas Fitter 2 License – considered an asset * Experience with commercial/industrial refrigeration * Strong communication and customer service skills * Ability to work both independently and collaboratively * Detail-oriented with strong documentation and reporting abilities * Physically capable of performing all job duties BENEFITS * RRSP Matching Program * Extended Health, Vision, and Dental plan * Training and CPD allowances

Lead the startup, commissioning, and optimization of R744 CO2 refrigeration racks. Provide remote technical support to customers and assist the factory team with new system builds and quality control.

Requires a Red Seal Refrigeration Mechanic certificate, a valid driver's license, and a passport for international travel. Must have strong expertise in R744 transcritical cycles and experience with controllers like Copeland E3 and Danfoss.

• RRSP Matching Program • Extended Health Plan • Vision Plan • Dental Plan • Training Allowances • CPD Allowances

• Customer servicePreferred

Identified from the job description. Confirm important requirements above.

• R744 Refrigeration
• Transcritical Systems
• System Commissioning
• Mechanical Troubleshooting
• Electrical Troubleshooting
• Remote Diagnostics
• Controller Programming
• System Design
• Quality Control
• Technical Documentation
• Customer Service
• Field Service

• Trades
• Engineering
• Manufacturing
• Environmental & Sustainability

Minimum education

Professional degree

Minimum experience

5+ years

Posting language

English

Working hours

40 hours per week