Senior Commercial Lead – Defence Infrastructure Projects

Kbr, Inc.; Adelaide; On-site; AUD 140,000 - 190,000; Full time

Job summary

KBR in Adelaide is seeking a Senior Civil Engineer to lead planning, design and delivery of civil infrastructure projects across land development and building works. You’ll join a high‑performing team, taking ownership of technical design, calculations and reporting to ensure results are safe, on time and within budget.

You’ll mentor junior engineers, oversee design outputs, and uphold Austroads, DIT and Australian Standards compliance while building strong client relationships through clear,

Responsibilities

• Own the planning, design and delivery of civil infrastructure projects across land development and building works.
• Lead technical design, manage competing requirements and ensure safety, timeliness and budget compliance.
• Mentor junior engineers, guide project teams and review deliverables for quality and consistency.
• Build and maintain strong client relationships and contribute to proposals and reporting.

Job description

Senior Civil Engineer

Title: Senior Civil Engineer – Land Development & Buildings

Adelaide, SA | Defence & Civil Infrastructure

Are you a civil engineer experienced in delivering infrastructure projects across land development and building civil works—and ready to step into a role where you can truly lead and influence outcomes?

At KBR, we’re delivering projects that shape communities and support growth across South Australia, and we’re looking for a Senior Civil Engineer to bring their expertise, leadership and drive to our Adelaide team.

The Opportunity:

As a Senior Civil Engineer, you’ll take ownership of the planning, design and delivery of civil infrastructure projects across land development and building civil works. Working with a high-performing team, you’ll lead technical design, manage competing requirements, and contribute to projects delivered safely, on time and within budget.

You’ll be responsible for producing and overseeing high-quality design outputs, including calculations, specifications, reports and documentation, while ensuring compliance with Austroads, DIT and Australian Standards. From developing stormwater management plans to navigating complex design challenges, you’ll bring sound engineering judgement and innovation to every stage of delivery.

Beyond technical delivery, you’ll step into a key leadership role—mentoring junior engineers, guiding project teams and reviewing deliverables to ensure quality and consistency. You’ll also build and maintain strong client relationships and contribute to project success through clear, well-structured proposals and reporting.

About You:

You’re a confident and capable civil engineer who thrives on delivering complex infrastructure projects and leading