Site Supervisor

About the Role

MACS Air Conditioning Services is seeking an experienced Commercial Air Conditioning Installation Supervisor to oversee the delivery of high-quality HVAC installations across RAAF Defence facilities, government sites and major commercial projects throughout the Gippsland region of Victoria.

This is a hands-on supervisory role suited to an experienced tradesperson who takes genuine pride in their workmanship, leadership and approach to project delivery. You will coordinate site activities, supervise tradespeople and subcontractors, maintain installation standards, and ensure projects are delivered safely and in accordance with drawings, specifications and program requirements.

Projects will include RAAF and Defence facilities, government buildings and commercial sites across Gippsland and surrounding areas.

At MACS, we value proper planning, clear communication and completing work correctly the first time. If you are frustrated by poor site coordination, unnecessary rework or a lack of support, this position offers structure, responsibility and the opportunity to lead a professional installation team.

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Key Responsibilities

• Supervise the day-to-day delivery of commercial air conditioning projects
• Lead and coordinate installers, apprentices, subcontractors and associated trades
• Manage HVAC installations across RAAF Defence, government and commercial sites throughout Gippsland
• Conduct toolbox talks, site inductions, pre-start meetings and daily work planning
• Allocate labour and resources to meet project programs and site requirements
• Coordinate installation activities with project managers, builders, Defence representatives, government stakeholders and other contractors
• Review and interpret drawings, specifications, scopes of work and installation plans
• Ensure all work complies with project documentation, Australian Standards, relevant codes and company procedures
• Oversee the installation of split, multi-split, ducted, VRF/VRV and packaged air conditioning systems
• Monitor workmanship, productivity, safety and overall site performance
• Identify and resolve installation, coordination and access issues efficiently
• Manage materials, equipment deliveries and site requirements in coordination with the project team
• Ensure variations, delays, defects and project risks are identified and reported promptly
• Complete required site documentation, checklists, quality records and handover requirements
• Maintain clean, safe and organised worksites
• Mentor apprentices and tradespeople while promoting safe work practices and high installation standards

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Skills and Experience

• Certificate III in Air Conditioning and Refrigeration
• Current ARCtick Refrigerant Handling Licence
• Minimum five years’ experience in commercial air conditioning installation
• Previous supervisory, leading-hand or site-management experience
• Strong knowledge of commercial HVAC systems, refrigerant pipework, ductwork and mechanical plant installation
• Demonstrated ability to supervise tradespeople, apprentices and subcontractors
• Ability to read and interpret mechanical drawings, specifications and construction programs
• Strong understanding of site safety, quality assurance and project documentation
• Excellent planning, problem-solving and organisational skills
• Clear and professional communication with clients, builders, supervisors and project stakeholders
• Ability to work within the documentation, security and compliance requirements of Defence and government projects
• Reliable, self-motivated and committed to delivering high-quality work
• Professional presentation and genuine pride in workmanship

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