Principal Mechanical Engineer

kbr· 1047 Kellogg Brown & Root Pty Ltd
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📍 Adelaide, South Australia, AustraliaFull time

About this role

Title:

Principal Mechanical Engineer

Principal Mechanical Engineer

Adelaide, SA


With a strong pipeline of work across the Defence, Water, Energy and Resources sectors, KBR is seeking a Principal Mechanical Engineer to join our Adelaide team.

This is an opportunity to take ownership of technically complex projects, lead the delivery of mechanical engineering solutions, and mentor developing engineers while working alongside some of the industry's most experienced professionals.

You'll play a key role across the full project lifecycle, supporting major infrastructure and industrial projects from concept development through to detailed design, construction support and commissioning.


The Opportunity:

As a Principal Mechanical Engineer, you'll provide technical leadership across a diverse portfolio of projects, with a particular focus on industrial facilities, process infrastructure and gas storage and supply systems.

Working closely with clients and multidisciplinary project teams, you'll oversee engineering outcomes, review designs, support project delivery and contribute to the continued growth of KBR's engineering capability.


Key Responsibilities:

  • Lead mechanical engineering design activities across all project stages.
  • Define scopes of work and provide technical input during project planning.
  • Prepare and review concept, preliminary and detailed designs.
  • Review and provide assurance of contractor-produced engineering designs.
  • Develop technical specifications and equipment selections.
  • Support construction activities through site inspections, testing and commissioning reviews.
  • Review vendor documentation, technical submissions and shop drawings.
  • Mentor engineers and provide guidance across project teams.
  • Contribute to engineering standards, tools and continuous improvement initiatives.
  • Build strong client relationships and identify opportunities to add value.

About You:

You are a Chartered or aspiring Chartered Mechanical Engineer with experience delivering complex engineering projects within consulting, industrial, defence, resources, energy or infrastructure

You Will Bring:

  • Bachelor of Mechanical Engineering or equivalent.
  • Strong experience in mechanical engineering design and project delivery.
  • Experience with gas storage, gas supply infrastructure and piping systems.
  • Sound knowledge of relevant Australian standards and engineering practices.
  • Experience leading technical outcomes and coordinating stakeholder requirements.
  • Strong communication and relationship-building skills.
  • CPEng status or the ability to obtain Chartership.

Security Requirements:

Due to the nature of the work, applicants must:

  • Be an Australian Citizen.
  • Be eligible to obtain and maintain a Baseline Defence Security Clearance.
  • Meet International Traffic in Arms Regulations (ITAR) eligibility requirements.

About KBR:

At KBR, you'll be part of a collaborative national team delivering projects that strengthen communities, support critical infrastructure and help shape Australia's future. Working across a diverse portfolio of projects, you'll have the opportunity to tackle complex engineering challenges, build meaningful client relationships and contribute to outcomes that make a lasting impact.

 

In addition, we offer:

 

  • Employee benefits including additional purchased leave, novated leasing and discounted health insurance.
  • Flexible working arrangements.
  • A strong focus on wellbeing, inclusion and team culture.
  • Ongoing professional development and pathways for leadership or technical specialisation.

 

KBR is renowned for working in partnership with our clients and construction partners to deliver exceptional outcomes through our collaborative approach and commitment to our One Team value.

 

KBR Values:

 

Our Values - We Value Our People, We Deliver, We Are People of Integrity, We Empower, and We Are a Team of Teams - are at the heart of everything we do.

 

Our people are our greatest strength, and our culture is built on respect, collaboration and continuous growth. If you're looking to work alongside talented professionals, contribute to meaningful projects and be part of a team that genuinely invests in its people, we'd love to hear from you.

 

Curious about the exciting projects and what life is like at KBR Adelaide?

 

Check out our videos and see for yourself:

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Shape tomorrow by applying today!

 

Follow us on LinkedIn to stay up to date with all the latest news and job opportunities.

 

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Frequently Asked Questions

Is the salary disclosed for the Principal Mechanical Engineer position at kbr?
The salary for this Principal Mechanical Engineer role at kbr is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Principal Mechanical Engineer position at kbr located?
This Principal Mechanical Engineer role at kbr is based in Adelaide, South Australia, Australia. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Principal Mechanical Engineer role at kbr full-time or part-time?
This is listed as a Full time position. It is posted as a Principal Mechanical Engineer role in the 1047 Kellogg Brown & Root Pty Ltd department at kbr.
Which team or department does the Principal Mechanical Engineer at kbr belong to?
This Principal Mechanical Engineer position is part of the 1047 Kellogg Brown & Root Pty Ltd department at kbr. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Principal Mechanical Engineer position at kbr?
Click the "Apply Now" button on this page. You will be redirected to kbr's official application portal hosted on workday where you can submit your application directly.
When was the Principal Mechanical Engineer job at kbr posted?
This Principal Mechanical Engineer position at kbr was posted on Oct 2, 2026. Apply as soon as possible — early applications are often reviewed first.
Principal Mechanical Engineer
kbr
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