Deputy Sustainment Project Manager

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.

What if your work directly influenced the availability and performance of systems that support Australia’s national security?

We’re seeking a Deputy Sustainment Project Manager to support the delivery and ongoing availability of a critical Defence capability based in Adelaide.

If you’re passionate about assisting with project delivery, stakeholder engagement and supporting the operational effectiveness of Defence capability, we’d love to hear from you.

What You’ll Do

As a Deputy Sustainment Project Manager, you will support the day-to-day coordination of sustainment activities that ensure critical Defence capability remains available, effective and fit for purpose. Working closely with Defence product teams, industry partners and technical specialists, you’ll contribute to planning, reporting, financial management and stakeholder coordination activities that support successful capability outcomes.

This role offers exposure to complex Defence environments, senior stakeholders and long-term capability programs while providing opportunities to further develop your project management and sustainment expertise.

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

Support the planning, coordination and delivery of sustainment activities across a complex Defence capability.

Contribute to the development and maintenance of project planning, reporting and performance management processes.

Monitor project schedules, risks, issues and financial performance.

Prepare briefs, reports, correspondence and committee submissions to support decision-making

What You’ll Bring

Experience supporting projects, sustainment activities or complex programs within Defence, Government or industry environments.

Strong organisational, planning and coordination skills.

Experience preparing reports, briefs and stakeholder communications.

Ability to manage competing priorities and work effectively in a dynamic environment.

Due to the nature of the work, you are required to currently hold and maintain an AGSVA 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 strong 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.

Great perks: Enjoy discounts on healthcare, retail, vehicles, and more through Perks@Downer.

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 opportunity 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.