Join our Downer Professional Services team and play a key role in delivering complex defence and national security projects that safeguard Australia’s future.

Downer Professional Services comprises of three business units our Technical, Advisory, and Capability consulting practice, and Team Downer , which partners with CASG and NSSG as a major service provider to Defence . Together, we are a multi-disciplinary advisory and delivery partner of choice for clients across Defence and National Security.

We currently have an opportunity for an ILS Officer in Canberra to work on Space projects.

What You’ll Do

This role offers a broad scope, with key role responsibilities including:

- Major Defence Project Delivery : Contribute to CASG ACAT 1 projects, supporting large-scale Defence acquisition and sustainment programs.
- Industry & Government Engagement : Lead approaches to industry (e.g., RFIs) and government processes, including Investment Committee submissions and gate reviews.
- Logistics Documentation Development : Prepare and review Gate 1 and Gate 2 artefacts such as Cabinet Submissions, Project Execution Strategies, Capability Definition Documents, and supporting materials.
- ILS & Capability Support : Assist the ILS Manager with ILSC/ILSP development, revisit Fundamental Inputs to Capability (FIC) requirements, and contribute to drafting support contracts.
- Stakeholder Collaboration : Facilitate workshops with Configuration Management (CM) teams and maintain strong stakeholder relationships to ensure program success.

What You’ll Bring

- Major Defence Project Experience : Demonstrated involvement in CASG ACAT 1 projects, including management of large-scale Defence acquisition programs.
- Industry & Government Engagement : Skilled in developing approaches to industry (e.g., RFIs) and government processes,



including Investment Committee submissions and gate reviews.
- Logistics Documentation Development : Experience preparing and reviewing Gate 1 and Gate 2 documentation such as Cabinet Submissions, Project Execution Strategies, Capability Definition Documents, and supporting artefacts.
- ILS & FIC Expertise : Ability to assist ILS managers with ILSC/ILSP development, revisit Fundamental Inputs to Capability (FIC) requirements, and contribute to support contract drafting.
- Stakeholder Collaboration & Domain Knowledge : Strong facilitation skills for workshops with Configuration Management (CM) teams, with space domain experience considered advantageous.

Due to the nature of the work, you are required to currently hold and maintain a minimum Negative Vetting 1 or higher Security clearance as required by the Commonwealth. In some instances, compliance with International Traffic in Arms Regulations (ITAR) requirements may also be an inherent requirement.

More than anything, you’ll bring a solid work ethic, a positive attitude, and a commitment to delivering high-quality outcomes for our clients.

Why Downer Professional Services

At Downer Professional Services, we’re not just a workplace - we’re a business dedicated to contributing to the shaping of the future of defence in Australia. As the country’s only sovereign prime, we’re committed to making a real difference in protecting Australia’s interests.

What is means to belong at Downer Professional Services

- Meaningful work:



Help to deliver critical Defence projects that protect Australia and shape its future.
- Professional development: Access career mapping, accelerated learning programs, and shared learning through our Communities of Practice.
- Excellent perks: Enjoy discounts on healthcare, retail, vehicles, and more through
- Veteran support : Benefit from initiatives like up to 20 days of Reservist Leave to stay connected post-service.

You want your work to matter and so do we. With over 26,000 people across Australia, New Zealand and the Pacific, our team is made up of individuals with unique perspectives, backgrounds, and ideas.

We know that diversity makes us stronger and we actively celebrate it through our commitment to inclusion and belonging.

We’re committed to building a team that reflects the diverse communities we serve and we welcome people of all ages, genders, sexual orientations, cultures, abilities, and lived experiences. We especially encourage applications from those whose voices have traditionally been underrepresented in our industry, including women, Aboriginal and Torres Strait Islander Peoples, Māori and Pasifika Peoples, veterans, people with disability, and neurodivergent individuals. Even if your experience doesn’t align perfectly with this role, we’d still like to hear from you. If it feels like the right fit, apply - potential counts, and so do you.

As a WORK180 Endorsed Employer, we support flexibility that works for your life, inclusive leadership that values your voice, and equitable access to prospect so you can do your best work and bring your whole self to it.

If you need support or adjustments through the recruitment process, just let us know, we’re here to help you put your best foot forward.

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📌 ILS Officer (Canberra)
🏢 Downer Professional Services
📍 Canberra