Cybersecurity Specialist

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 is comprised of two business units, our Technical, Advisory, and Capability consulting practice and Team Downer, a major service partner to Defence. Together, we are a multi-disciplinary advisory and delivery partner of choice for our clients in Defence and National Security.

LC4S SPO are seeking an experienced Systems Engineer to join the dynamic Special Operations Command Tactical Networks (SOCTN) team. The successful candidate will play a critical role supporting the design, implementation, and maintenance of complex tactical ICT systems. This role requires strong technical expertise, and problem-solving skills, and the ability to collaborate with cross-functional teams to deliver high-quality solutions.

What You'll Do

• Cyber Engineering and Validation
• Support Requirements Elicitation
• Support System Security
• Support and document V&V efforts and maintaining requirements traceability
• Ability to integrate with the established engineering team

What You'll Need

• Relevant Qualifications & Defence Experience
  : Tertiary qualifications in Engineering, IT, or Cyber Security, with experience in Defence cyber security and ICT systems engineering.
• Technical Delegation & Quality Assurance
  : Ability to hold technical delegation and demonstrated expertise in system testing, validation, and delivering reliable, high-quality solutions.
• Integrated ICT Delivery & Documentation
  : Proven experience in delivering integrated ICT solutions and maintaining detailed technical documentation (plans, procedures, reports).
• Stakeholder Engagement & Collaboration
  : Strong communication skills and a team-oriented mindset to work effectively with technical and non-technical stakeholders.
• Desirable Defence Capabilities
  : Experience in tactical communications, fault analysis, and use of IT network support tools within Defence environments.

Our work is
highly complex and confidential;
applicants must be Australian citizens with a
PV
security clearance. Additionally, compliance with International Traffic in Arms Regulations (ITAR) requirements may be necessary. In some cases, this may impose restrictions individuals who are dual citizens, permanent residency, or former nationality of specific countries as outlined in ITAR 126.1.

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 .
• 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.