ASC is Australia’s submarine company. We built the Royal Australian Navy’s Collins Class submarines, sustain them, and are now delivering their Life of Type Extension to increase the boats’ service lives. We have also been selected by the Australian Government to sustain and jointly build the nation’s nuclear-powered submarines – the largest and most complex industrial undertaking in Australia’s history.

Our work is interesting and meaningful, contributing directly to Australia’s national security. We offer rewarding roles that provide the opportunity to grow your career, and the flexibility to balance life and work. A career at ASC is like no other, delivering a deeper purpose we can all be proud of.

About the Opportunity

We’re seeking an experienced Engineer or Senior Technical Officer – Precision Mechanical to support maintenance activities across a range of critical mechanical systems on the Collins Class submarines as part of the Full Cycle Docking (FCD) program. Reporting to the FCD Engineering Manager, you will work on high‑precision mechanical systems including exhaust and induction valves, periscopes, control surfaces and propulsion line components.

This role is suited to someone with strong experience in mechanical systems incorporating hydraulically actuated valves and precision‑manufactured components. Based in Osborne, SA, this is a full‑time position at Engineer or Senior Technical Officer level, offering the opportunity to contribute to complex, safety‑critical engineering outcomes in a highly regulated environment.

Responsibilities

• Interpret design baselines and develop engineering instructions to support maintenance activities.
• Collaborate with Operations teams to fault‑find and troubleshoot mechanical system issues.
• Prepare engineering documentation including specifications, sketches, test procedures, work instructions and engineering reports.
• Conduct hazard and risk assessments to evaluate safety and operational impacts of engineering solutions.
• Provide mentoring and guidance to early‑career engineers, including graduate cohorts.
• Lead or contribute to root cause analysis investigations.
• Interpret standards to manage component obsolescence and compliance requirements.
• Review and update maintenance instructions and supporting documentation.
• Provide technical direction across the mechanical design and maintenance lifecycle.
• Perform intermediate‑level engineering calculations to assess and validate solutions.

About you 

• Degree‑qualified in Mechanical, Mechatronics, Aerospace Engineering or a related discipline preferred.
• Diploma‑qualified candidates with relevant experience will be considered for Technical Officer pathways.
• Experience supporting maintenance of mechanical systems and precision components.
• Strong analytical capability with sound technical engineering knowledge.
• Proficient in modern Windows environments and Microsoft Office tools.
• Clear and effective written and verbal communication skills.
• Ability to work autonomously within a multidisciplinary engineering and technical team.
• Experience with hydraulically actuated systems or precision‑machined components is highly regarded.

Eligibility

This role requires a current National Police Clearance and an Australian Defence Security Clearance. Your eligibility for this role is dependent on you obtaining and maintaining such clearance.

To check your eligibility please visit the Australian Government Security Vetting Agency website.

Benefits

• Unique and challenging work with a deeper purpose.
• Secure and long-term career opportunities that provide a deeper purpose.
• Flexibility over how, when and where you work for the best work- life balance.
• 10 days additional leave every year so you can rest and recharge.
• Generous parental leave so you can give your family the focus it deserves.
• Subsidised childcare to ease the financial pressure on your family.
• Health and wellbeing initiatives so you can perform at your best at work.
• Volunteer leave, so you can contribute back to the community.
• Paid reservist leave to support our nation’s defence capabilities.
• Professional development opportunities to advance your career.
• A diverse and supportive environment where you can thrive.
• Discounts and exclusive offers from leading Australian brands to help you save.

About ASC

ASC has served as Australia’s submarine builder and sustainer for over 35 years. ASC built the Collins Class submarines and now sustains the fleet in Osborne, South Australia and in Henderson, Western Australia. Supported by its predominantly Australian supply chain and a highly skilled workforce, we deliver submarine capability and availability to the Royal Australian Navy.

Apply today for a career with a deeper purpose.

Early applications are encouraged as shortlisting may commence immediately.