We're the global leader in providing energy solutions that help businesses grow and communities thrive.

We work as a team and we’re proud of the difference we make to customers, to local communities, and towards a sustainable future for the world.

We're looking for a Senior Mechanical Engineer to be responsible for the mechanical design, application engineering, and technical support of power generation and temperature control solutions across the APAC region. The role focuses on diesel and gas generator systems, fuel systems, and temperature control plant (chillers, heat exchangers, HVAC), ensuring performance, reliability, safety, and compliance with Australian and international standards.

Why Aggreko? Here are some enticing perks and rewards.

- Work from home or in the office, Hybrid
- Competitive compensation
- Paid training programs and tuition reimbursement
- Safety-focused culture
- Community volunteering program
- A range of career development opportunities

What you'll do:

- Take technical ownership of design and application engineering for power generation and temperature control projects across APAC from concept to FAT/SAT and commissioning.
- Deliver detailed mechanical designs for mining and power generation projects, ensuring compliance with relevant standards and regulations and that designs consider fuel properties, performance, emissions, reliability, and maintainability.
- Size and specify mechanical equipment, including engines, generators, fuel systems, chillers, heat exchangers, HVAC equipment, pumps, and ancillary components.




- Support the design and integration of fuel gas conditioning systems (filtration, pressure regulation, heating) for gas engines.
- Provide operational technical support for deployed systems, including fault-finding, root cause analysis, and performance optimisation to minimise downtime.
- Participate in on-call and escalation support for urgent operational issues.
- Provide technical input and options to Sales teams, supporting bids, tenders, and proposals with optimised solutions.
- Coordinate with other engineering disciplines, project managers, suppliers and contractors to ensure successful delivery.
- Produce clear, concise technical reports and recommendations for internal and external stakeholders.

To thrive in this role, you'll have the following skills and experience:

- Bachelor’s degree in Mechanical Engineering (or closely related discipline), ideally with CPEng (Engineers Australia) and/or RPEQ registration, or solid willingness and eligibility to obtain these within an agreed timeframe/
- Ideally a minimum of 5 years’ experience in power generation and/or temperature control systems (diesel/gas generators, chillers, HVAC, industrial cooling/heating).
- Strong understanding of diesel and gas generator systems, including performance optimisation and reliability engineering.
- Proven experience in sizing and selecting mechanical equipment.
- Experience in designing temperature control systems including sizing and selection of equipment.
- Basic knowledge of fuel gas conditioning systems and their application with gas engines.

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📌 Senior Mechanical Engineer - Power Generation (Melbourne)
🏢 Aggreko
📍 Melbourne