HVAC

Connect Sydney; Darwin; On-site; AUD 70,000 - 110,000; Full time

Benefits offered by this job

Career development

Discounts program

Paid leave options

Safety culture

Job summary

Service Stream is seeking a HVAC Technician for its Defence division at Larrakeyah Defence Precinct, NT. This permanent full-time role supports air conditioning, refrigeration, and controlled environments across Defence buildings, contributing to reliable operations and safety.

You will perform preventative maintenance, diagnose faults, install systems, monitor controls, and keep detailed records while working with cross-functional teams and adhering to safety standards.

Qualifications

• Current Australian Refrigeration Mechanic Trade qualification.
• Experience with chilled water systems and components.
• Proficiency in diagnostic tools and equipment.
• ArcTick Refrigerant Handling Licence.
• Restricted or Open Electrical Licence.
• Valid driver's licence.
• Australian citizen able to obtain Defence Security Clearance.

Responsibilities

• Preventative maintenance of HVAC systems.
• Diagnose and repair HVAC faults.
• Install new HVAC systems and components.
• Monitor and adjust system controls.
• Maintain records of maintenance and parts.
• Respond to emergency repair requests.
• Collaborate with maintenance and engineering teams.
• Follow safety protocols.

Skills

HVAC maintenance

Chilled water systems

Diagnostic tools

Education

Australian Refrigeration Mechanic Trade qualification

Tools

ArcTick Licence

Electrical Licence (Restricted/Open)

Driver's Licence

Job description

Primary Location NT - Larrakeyah Defence Precinct

Job Description Summary

New opportunities in Defence contract

About the Role

We are proud to become a new Australian Department of Defence partner, offering career opportunities to support the delivery of Property and Asset Services across South Australia and the Northern Territory. We have a role available for a HVAC Technician in our Defence division. This is a permanent full-time position based at Larrakeyah Defence Precinct, Northern Territory. You will be joining a long-standing company that have been servicing critical infrastructure for over 20 years, and have the security of long-term employment with this contract being a minimum 6 year term. We also have brand new tools and vehicles!

About us

Service Stream is an equal opportunity ASX-listed business that develops and operates Australia's essential services networks across telecommunications, utilities, transport, defence, and social infrastructure industries - we keep communities connected.

Your next role comes with:

• Career development – we offer growth opportunities and support internal mobility. You will have access to skill enhancement through our online learning system and onsite training.
• Access - discounts for hundreds of businesses such as Woolworths, Air BNB, The Iconic, JB HI-FI, Dan Murphys, Bupa Health Care, and Specsavers. We also offer access to novated leasing and a share matching program.
• Paid leave - parental, cultural, community service, defence, study, corporate volunteering and purchased leave available.
• Culture – we are dedicated to fostering a workplace environment that values safety, diversity and inclusion, and meaningful recognition.

About the role

You will provide operational maintenance, repairs and services to the air conditioning systems, controlled temperature environments, and refrigeration systems installed throughout all Defence buildings, structures, and infrastructure. This role ensures the optimal functionality and operational efficiency of these systems to support Defence operations and personnel.

Your key responsibilities will include:

• Conducting regular preventative maintenance of HVAC systems, including air conditioning units, refrigeration systems, and controlled temperature environments.
• Diagnosing and repairing faults in HVAC systems to maintain optimal performance and prevent system failures.
• Installing new HVAC systems and components as required, ensuring all installations comply with relevant safety and regulatory standards.
• Monitoring and adjusting system controls to ensure efficient operation and compliance with designated temperature settings.
• Maintaining accurate records of all maintenance and repair work, including details of parts used and work performed.
• Responding promptly to emergency repair requests to minimise downtime and disruption to operations.
• Collaborating with other maintenance and engineering teams to resolve complex issues and optimise system performance.
• Following all safety protocols and procedures to ensure a safe working environment.

About you

Our ideal candidate will have:

• A current Australian Refrigeration Mechanic Trade qualification, demonstrating a solid foundation in HVAC systems maintenance and repair.
• Demonstrated experience with chilled water systems and all components including chillers, air handling units and BMS control systems.
• Proficiency in the use of diagnostic tools and equipment.
• ArcTick Refrigerant Handling Licence.
• Restricted or Open Electrical Licence.
• Valid driver's licence.
• You must be an Australian Citizen and able to obtain and maintain a Defence Security Clearance.

We celebrate diversity at Service Stream and welcome applications from people who identify as Aboriginal and/or Torres Strait Islander, people with a disability or neurodivergence, and those from LGBTIQA+, Veteran or other diverse groups.

Service Stream, together with its subsidiaries and affiliates, is a leading national service provider to develop and operate Australia's essential communications, energy and water networks in the telecommunications and utilities industries. We specialise in the design, construction and maintenance of new and existing networks, and deliver end-to-end engineering and asset management solutions on behalf of our blue chip client base.