Work Schedule

Standard (Mon-Fri)

Environmental Conditions

Laboratory Setting, Some degree of PPE (Personal Protective Equipment) required (safety glasses, gowning, gloves, lab coat, ear plugs etc.), Will work with hazardous/toxic materials

Job Description

As part of the Thermo Fisher Scientific team, you’ll discover meaningful work that makes a positive impact on a global scale. Join our colleagues in bringing our Mission to life every single day to enable our customers to make the world healthier, cleaner and safer. We provide our global teams with the resources needed to achieve individual career goals while helping to take science a step beyond by developing solutions for some of the world’s toughest challenges, like protecting the environment, making sure our food is safe or helping find cures for cancer.

DESCRIPTION:As a Refrigeration Mechanic for oyr Ultra-Low Temperature & Liquid Nitrogen Systems at Thermo Fisher Scientific, you will be responsible for the service, maintenance, troubleshooting, and repair of customer ultra-low temperature (ULT) refrigeration systems and liquid nitrogen (LN₂) storage equipment. These systems are critical to preserving biological samples, pharmaceuticals, vaccines, and research materials that directly support global health and scientific advancement.

In this role, you will install and maintain cascade refrigeration systems, cryogenic storage freezers, LN₂ distribution systems, and associated controls. You will diagnose mechanical, electrical, and refrigeration-related issues, ensuring optimal performance, temperature stability, and regulatory compliance. Working in laboratory, clinical, and research environments, you will deliver high-quality technical service while supporting customer operational continuity and sample integrity.

Qualifications & Experience:

• Trade qualified Refrigeration Mechanic (Certificate III in Air Conditioning and Refrigeration or equivalent) within NSW required
• Current Refrigerant Handling Licence (RHL) issued by ARCtick required
• Refrigerant Trading Authorisation (RTA) preferred (if applicable to role)
• Current NSW White Card (General Construction Induction) required
• Valid NSW Driver Licence required
• Minimum 3–5 years of hands-on experience servicing commercial or industrial refrigeration systems

Desirable Skills:

• Experience with ultra-low temperature (ULT) freezers, cascade refrigeration systems, or cryogenic refrigeration systems strongly preferred
• Experience working with Liquid Nitrogen (LN₂) systems, cryogenic storage tanks, pressure vessels, and associated safety systems preferred
• Strong knowledge of refrigeration cycles, compressors (including cascade systems), condensers, evaporators, and expansion devices
• Sound understanding of Australian refrigeration and WHS regulations, including safe refrigerant handling practices
• Experience working with temperature monitoring, alarm, and control systems
• Ability to read and interpret electrical schematics, wiring diagrams, P&IDs, and technical documentation
• Strong electrical troubleshooting capability (single-phase and three-phase systems); Restricted Electrical Licence highly regarded
• Knowledge of risk assessments, Safe Work Method Statements (SWMS), and permit-to-work systems
• Strong diagnostic and problem-solving skills
• Excellent communication and customer service skills
• Ability to work independently within laboratory, hospital, and research environments
• Ability to respond to urgent service calls to protect critical biological samples
• Experience documenting service activities using CMMS or service management systems
• Physical ability to lift up to 23 kg and work in mechanical rooms, cold storage, and laboratory environments

Benefits

Join our team and take advantage of these great benefits! Apply now to learn more about the full range of benefits we offer.

• Health & Wellbeing: Join a company that prioritizes your health & wellbeing with comprehensive benefits, wellness programs, and an Employee Assistance Program providing confidential support for personal and work-related issues.
• Flexibility: Balance your work and personal life with flexible arrangements.
• Extra Leave: Benefit from generous leave policies, including the option to purchase additional leave, paid birthday leave, and company paid parental leave.
• Charitable Giving & Volunteering: Make an impact with paid volunteer time to support non-profit organizations that matter to you.
• Learning & Development: Advance your career with access to online courses via Thermo Fisher Scientific University Plus and LinkedIn learning, workshops, and mentorship programs for continuous learning and skill development.

Thermo Fisher Scientific Australia WGEA Employer of Choice for Gender Equality

• Our Mission is to enable our customers to make the world healthier, cleaner and safer. Watch as our colleagues explain 5 reasons to work with us. As one team of 125,000+ colleagues, we share a common set of values
• Integrity, Intensity, Innovation and Involvement - working together to accelerate research, solve complex scientific challenges, drive technological innovation and support patients in need. #Start Your Story at Thermo Fisher Scientific, where diverse experiences, backgrounds and perspectives are valued.

Thermo Fisher Scientific is an EEO/Affirmative Action Employer and does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability or any other legally protected status.