Ambient Services Group is an all-in-one commercial asset maintenance provider serving metropolitan Sydney. We work behind the scenes on some of the city’s biggest buildings, offering everything from long-term asset management to emergency spot repairs.

Due to ongoing company growth, we are seeking a Senior HVAC Mechanical Engineer to join our HVAC Construction & Facility Services Division, taking a lead technical role across our commercial project portfolio.

Job tasks and responsibilities

- Lead the design, specification, and execution of complex mechanical systems.
- Oversee site inspections, diagnose technical issues, and direct remediation works.
- Manage the preparation of tender estimates, technical documentation, and contract review.
- Provide senior-level input into facilities engineering management and project coordination.
- Ensure full compliance with Australian safety standards, codes, and regulations.
- Mentor and provide technical guidance to junior engineers within the team.
- Liaise directly with clients, contractors, and consultants on project delivery and technical outcomes.




- Manage projects across construction and building consultancy engagements, from concept through to completion.

Skills and experience

- Extensive experience in HVAC and mechanical systems design and delivery.
- Strong working knowledge of Australian standards and safety regulations.
- Proven experience preparing tenders, technical reports, and project documentation.
- Demonstrated project management and client-facing experience.
- Robust problem-solving and analytical abilities.
- Excellent written and verbal communication skills.
- Ability to lead, mentor, and develop junior engineering staff.
- Relevant tertiary qualification in Mechanical Engineering (or equivalent), with CPEng or similar accreditation highly regarded.

Job benefits and perks

- Competitive Salary + Car Allowance + Phone + Laptop
- Leadership Role with Autonomy and Career Progression
- Work with Top-Tier Commercial Clients on High-Profile Projects

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📌 Senior HVAC Mechanical Engineer (City of Sydney)
🏢 Ambient Services Group
📍 City of Sydney