Senior Mechanical Supervisor

Clough – Sydney, New South Wales, Australia
Overview
Operating within a Joint Venture framework for e2x as our Senior Mechanical Supervisor (HVAC), you will provide on-site leadership and supervision for all HVAC installation, testing, and commissioning activities on a major infrastructure project. This role ensures HVAC works are executed safely, efficiently, and to specification, while coordinating subcontractors, driving quality outcomes, and supporting the project team in delivering key milestones. This role is based in the Western Suburbs of Sydney.
A little about e2o and RSGX.
e2o is an asset services company recognised for delivering valuable and sustainable solutions to its clients from engineering to operations. With a presence across Australia and Asia Pacific, e2o delivers services to projects in the energy, resources, and infrastructure industries.
RSGx is powering the energy transition through innovative, multidisciplinary and integrated mechanical and electrical solutions. RSGx works in the transport infrastructure, oil and gas, resource and minerals, defence, renewables, transmission and distribution and water industries in Australia.
Why Join Us?
Be part of Australia's Big Build, contributing to a high-impact infrastructure project that will assist in elevating your career.
Work alongside high-performing professionals in a forward-thinking, collaborative environment that values excellence
Join a powerhouse joint venture on a high-profile infrastructure project.
Key Responsibilities
Site Supervision & Delivery
Lead daily pre-starts, toolbox talks, and end-of-shift debriefs for HVAC teams.
Supervise the installation of chilled water systems, ventilation systems, Mechanical LV systems, and BMCS interfaces, including ductwork, pipework, fans, pumps, and associated controls.
Ensure works are delivered in accordance with approved drawings, ITPs, and project specifications.
Coordinate access, lifting, penetrations, and interfaces with other trades (fire, hydraulics, electrical).
Oversee testing and commissioning activities (pipe pressure testing, air balancing, duct leakage tests, smoke and cause/effect testing).
Safety & Compliance
Drive a safety-first culture, enforcing compliance with WHS legislation and project HSE requirements.
Participate in risk assessments (JHAs, SWMS, HAZOPs) and ensure team adherence to controls.
Ensure all personnel hold relevant competencies (RIW, high-risk work licences where required).
Conduct regular safety walks, inspections, and audits, addressing issues promptly.
Quality & Reporting
Monitor daily progress, quality of works, and workforce performance.
Maintain accurate site records: timesheets, diaries, delays, instructions, and punchlists.
Ensure QA documentation, redline drawings, and commissioning records are completed.
Support subcontractors and engineers in closing NCRs, RFIs, and defects.
Leadership & Coordination
Provide mentorship and guidance to leading hands, supervisors, and junior staff.
Foster collaboration across multidisciplinary teams to achieve program outcomes.
Liaise with subcontractors, suppliers, and client representatives for inspections and sign-offs
Identify resourcing needs and forecast labour, plant, and material requirements.
Qualifications
5+ years' experience in HVAC construction supervision on large-scale infrastructure or building projects.
Strong knowledge of HVAC systems (ductwork, chilled water, ventilation, Mechanical LV systems, BMCS).
Proven ability to manage subcontractors and coordinate with other trades.
Demonstrated safety leadership and compliance with WHS requirements.
Excellent people management and leadership skills.
Professional presentation and able to represent the project at a high standard when interfacing with stakeholders.
Able to delegate and take responsibility to ensure that work is completed safely, efficiently and maximises project and individuals' effectiveness.
Experience working under Permit to Work Systems and adhering to Permit to Work conditions.
Able to use tools and equipment in a safe and appropriate manner.
Mandatory
Construction White/Blue Card.
Rail Industry Worker (RIW) card.
Experience with integrated systems testing and commissioning.
Formal leadership/supervision training (e.g., RIIRIS301D, RIICOM301D).
Fire Extinguisher Training (PUAWER008B or CPPFES2005A or MSAPMOHS212A)
We're Building a Diverse Workforce
At E2X, we are committed to building a workforce that reflects the communities in which we work and live. We foster an inclusive environment that values diversity, embraces individual strengths and differences, and creates opportunities for everyone to reach their full potential.
A WGEA Employer of Choice for Gender Equality
A WORK180 Endorsed Employer for All Women
A Signatory to the Veterans' Employment Commitment
A Pride in Diversity partner and LGBTQIA+ ally
A Member of CEOs for Gender Equity
A Reconciliation Action Plan participant, committed to meaningful employment and training outcomes for Aboriginal and Torres Strait Islander Peoples
Apply Now
To apply, please submit your resume and a brief cover letter outlining your suitability for the role.
E2X reserves the right to commence shortlisting immediately and may close this advertisement early. Agency submissions will not be considered.
We're committed to equal opportunity in employment .
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