We are seeking an experienced Mechanical Design Engineer to join a growing engineering team delivering complex infrastructure, transport, tunnel, and building services projects. This is an exciting opportunity to work on high-profile projects involving fire life safety, ventilation, hydraulic, and water treatment systems across major facilities and tunnels.

About the Role

As a Mechanical Design Engineer, you will be responsible for the design, development, and coordination of critical mechanical systems, ensuring compliance with Australian standards and project requirements. You will work closely with multidisciplinary engineering teams, contractors, clients, and stakeholders to deliver innovative and reliable solutions.

Key Responsibilities

- Design and develop:
- Fire Suppression Systems
- Fire Detection & Alarm Systems
- Building Fire Protection Systems
- Tunnel Ventilation Systems
- Tunnel MVAC & Pressurisation Systems
- Hydraulic Pump Systems
- Water Treatment Systems

- Prepare engineering calculations, technical reports, specifications, drawings, and design documentation.
- Coordinate with electrical, controls, civil, structural, and building services disciplines.
- Participate in design reviews, risk assessments, HAZOPs, and safety-in-design activities.
- Ensure designs meet relevant Australian Standards, codes, and client requirements.




- Provide technical support during construction, commissioning, and project delivery phases.
- Engage with clients and stakeholders throughout project lifecycles.

About You

To be successful, you will ideally have:

- Degree qualification in Mechanical Engineering.
- Experience designing fire protection, ventilation, hydraulic, or water treatment systems.
- Solid understanding of building services and/or major infrastructure projects.
- Experience with tunnel systems, transport infrastructure, or large-scale industrial projects highly regarded.
- Knowledge of Australian Standards, NFPA, and relevant fire engineering requirements.
- Proficiency in engineering design tools and CAD platforms.
- Excellent communication and stakeholder engagement skills.
- Ability to work collaboratively within multidisciplinary project teams.

Desirable Experience

- Road or rail tunnel projects.
- Critical infrastructure or utility projects.
- Smoke control and pressurisation systems.
- Pumping stations and water treatment facilities.
- Fire life safety engineering and compliance.

If you're passionate about delivering complex mechanical systems that support critical infrastructure and public safety, we'd love to hear from you.

Apply now or contact us confidentially for more information

📌 Mechanical Design Engineer - Fire & Tunnel Systems (Melbourne)
🏢 Embedded Expertise
📍 Melbourne