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.

Leidos is a destination for people who want their work to have purpose, their contribution to be recognised, and their career to grow without needing to fit a single mould. Meaningful work is supported by benefits, flexibility and career pathways that help you grow while balancing life outside work.

This includes:

- 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 career 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.

Mission Software Systems (MSS)



brings together expertise across intelligence, software, and cloud to deliver end-to-end capability supporting the full intelligence lifecycle, from planning through to dissemination and feedback. The team fosters a culture of innovation, leveraging modern engineering practices and shared infrastructure to rapidly build, test, and deploy software solutions across a range of environments, including cloud. MSS also plays a key role in advancing technology modernisation within Government, delivering scalable and adaptable solutions for complex enterprise challenges.

The Opportunity

In this role, you will verify that software and systems meet defined requirements while contributing to broader quality assurance activities. You will develop test artefacts, execute structured testing and work with delivery teams to resolve defects before solutions reach operational users.

- Review requirements and designs to define test conditions, test cases, expected results and traceability.
- Execute functional, system, integration and regression testing across applications, interfaces and environments.
- Record, investigate and retest defects, working with engineers to clarify behaviour and confirm resolution.
- Maintain test evidence, quality records and reporting while contributing to automation and process improvement.

About You

You bring attention to detail, analytical thinking and a practical understanding of how systems behave across connected components. You can document evidence clearly and work constructively with engineers and stakeholders when outcomes differ from expectations.

Essential

- Experience testing software, systems,



integrations or technical products.
- Ability to derive test cases from requirements, designs and acceptance criteria.
- Experience executing tests, documenting results and managing defects through resolution.
- Knowledge of traceability, regression testing and quality assurance processes.
- Ability to investigate unexpected outcomes and communicate findings clearly.
- Experience using test management, defect tracking or requirements management tools.

Advantageous

- Experience with automated testing, API testing or performance testing.
- Knowledge of CI/CD and quality engineering practices.
- Exposure to integrated, regulated or mission-critical systems.

This role requires the successful applicant to be an Australian citizen. Security clearance requirements vary depending on the role and project and may include NV1, NV2 or TSPV clearances. To be considered, applicants must hold, or be eligible to obtain and maintain, the appropriate security clearance and any associated customer access approvals required for the position.

Due to the nature of our work, applicants must be Australian Citizens and be eligible to obtain and maintain the security clearance required for the role.

Certain roles may be subject International Traffic in Arms Regulations (ITAR) requirements which may limit persons who hold dual nationality with certain proscribed countries from accessing material, or in the case of dual Australian-U.S citizens, may require the candidate to obtain a U.S. Persons Abroad authorisation from the U.S DDTC.

Pay Range:

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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📌 Test Engineer (Melbourne)
🏢 Leidos
📍 Melbourne