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 a Combat Systems Support Engineer in Sydney or Canberra to provide systems engineering expertise across the development and upgrade of Combat System Land Based Test Systems (CS LBTS), Collective Combat System Team Trainers, and associated engineering support environments.

What You’ll Do
This role offers a broad scope, with key role responsibilities including:

• Develop, analyse, manage, and maintain system requirements throughout the systems engineering lifecycle.
• Support the translation of Navy operational needs into system, subsystem, and support system requirements.
• Perform requirements decomposition, traceability analysis, verification mapping, and compliance assessments.
• Assist in developing system concepts, use cases, operational scenarios, and technical baselines.
• Develop and review verification plans, procedures, test specifications, and acceptance criteria.
• Engage with Royal Australian Navy stakeholders to capture operational requirements and user expectations.

What You’ll Bring

• Previous experience in combat system engineering specifically in Australian maritime or navy environment.
• Bachelor’s degree in Systems Engineering, Electrical Engineering or a related engineering discipline.
• Knowledge of requirements decomposition, traceability, verification methodologies and requirements management tools.
• Strong interpersonal skills and a proven ability to work collaboratively and communicate effectively with internal and external stakeholders.

Due to the nature of the work, you are required to currently hold and maintain a 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.