Principal Mechanical Engineer


Gibbs & Cox Australia Pty Ltd (GCA) is a wholly owned subsidiary of Gibbs & Cox, Inc., America’s leading independent naval architecture, marine engineering and design firm. GCA is currently supporting Defence’s SEA5000-1 Hunter Class Frigate project team with advisory services across a range of technical and programmatic areas. We are seeking a senior engineer with skills and experience in engineering naval mechanical systems to provide critical design assurance to the Hunter Class team. The position is based in Canberra Australia.

GCA is seeking a capable and responsive individual to take on this responsibility. On offer is a highly attractive salary package, comprehensive relocation benefits where required, and an exciting opportunity to apply your skills and experience to influence the development of Australia’s naval sector and future surface fleet.


The position requires the following high-level attributes:

  • Degree-qualified mechanical or marine systems engineer with strong knowledge and experience in marine mechanical systems
  • Strong communication skills, including the ability to engage with senior stakeholders and decision authorities and explain complex positions and issues
  • An ability to mentor and share experience and lessons with the project team membership to build mechanical engineering skills and abilities in the project team
  • A positive, solutions-orientated attitude

The ideal candidate possesses the following high-level attributes:

  • Strong knowledge of Heating, Air Conditioning, Ventilation, Chilled Water (CW), and other cooling water systems.
  • Clear understanding of HVAC engineering process – from specification writing, requirement analysis and traceability through to system level design/interface, and requirements management.
  • Understanding of the survivability aspects of naval ship mechanical systems
  • Understanding of mechanical systems including firefighting and other auxiliary systems is a significant advantage
  • An ability to influence thinking and advocate for the Project team’s interests across multiple program stakeholders with divergent interests
  • Professional Engineering Credential (in Mechanical or Marine Engineering or other applicable discipline) desired


The position will include the following responsibilities:

  • Assess and advise on key HVAC, cooling system, and other mechanical system technical risks in the Hunter Class design
  • Support the review of technical deliverables from the project’s Head Contractor
  • Review calculations applying HVAC and mechanical system engineering principles, techniques, procedures and criteria for naval ship designs
  • Engagement with the combat system delivery participants to address provision of combat system cooling requirements, and establishment of the associated interfaces
  • Assess and advise on suitability of system characteristics including performance, survivability and signatures implications
  • Mentor and share experience and lessons with project team personnel to advance mechanical engineering skills and HVAC and cooling system knowledge within the project’s technical team