About Leidos Australia

At Leidos Australia, our work goes beyond a job title. We design, build, operate and support the systems, services and capabilities that help protect and advance the Australian way of life.

Description

At Leidos Australia, our work goes beyond a job title. We design, build, operate and support the systems, services and capabilities that help protect and advance the Australian way of life. Backed by a global organisation of more than 40,000 people, our Australian team of around 2,000 has partnered with government, defence and national security customers for more than 30 years. We deliver mission‑critical solutions where reliability, trust and purpose matter.

Benefits

- Flex Your Way – Tailor work to your life with options including Life Days (up to 12 extra days off per year), part-time arrangements, job sharing, and compressed hours.
- Wellbeing That Matters – Free access to Headspace and MeQuilibrium, plus dedicated wellness spaces to support your mental, physical, and emotional wellbeing.
- Learn Without Limits – Access over 120,000 on‑demand courses, alongside technical, project management, leadership, and professional development opportunities.
- Work That Makes an Impact – Contribute to nationally significant projects that matter, solve complex challenges, and accelerate your career through unique growth opportunities.
- Build Your Future – Whether you’re deepening technical expertise or preparing for leadership, we’ll invest in your development every step of the way.
- And Much More – These are just a few of the ways we invest in our people and help them thrive.

About The Team

You’ll join a team where people work with integrity, inclusion, innovation, agility, collaboration and commitment. In practice, that means sharing ownership,



solving complex problems together and staying connected to the customer context, the purpose behind the work and how each role contributes to meaningful outcomes. We deliver prime systems integration projects which build, develop and support military solutions for Defence. The team focuses on leveraging our local engineering, our services expertise, and global products to bring current capabilities to the Australian Defence Force.

The Opportunity

This role is an opportunity to contribute to our Land and Sea Systems line of business by delivering outcomes that matter. You will work with the Technical Lead to understand priorities, solve problems and support delivery of SEA1770.

In This Role, You Will

- Develop, maintain and support mission system software baselines, including software imaging, application testing, interface testing, and security patching.
- Ensure effective integration and performance across mission system elements supporting Royal Australian Navy capabilities.
- Investigate and resolve complex system defects using a whole-of-system engineering approach.
- Contribute to Security Accreditation activities within the Defence ICT Cyber Security Accreditation Framework.
- Design, implement and document technical solutions, system configurations and engineering processes.
- Provide technical guidance to maintenance teams and end users while supporting capability enhancements and mentoring junior engineers.

About You





We are looking for someone who brings judgement, curiosity and a collaborative approach to work that matters.

Essential For This Role

- Bachelor’s degree in Computer Systems, Telecommunications/Networks, Mechatronics, Robotics, or a related Engineering discipline.
- Experience supporting ICT infrastructure and platforms, including Windows, Linux, Active Directory, and cyber security controls.
- Working knowledge of Defence ICT cyber security accreditation frameworks and security governance requirements.
- Experience deploying, integrating, and managing software applications across complex hardware and mission systems.
- Understanding of Systems Engineering and Integrated Logistics Support principles to support capability sustainment and enhancement.
- Experience producing engineering documentation, managing technical change, and identifying and mitigating cyber security risks.

Advantageous, But Not Essential

- Experience within a Defence, Government, or critical systems environment.

This role requires the successful applicant to be an Australian citizen and be eligible to obtain Baseline security clearance.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

#J-18808-Ljbffr

📌 Mission Systems Engineer (City of Knox)
🏢 Leidos
📍 City of Knox