• We’re a ‘Family Friendly’ certified workplace – we understand the often many and varied roles our team members need to play within their own unique family setting and actively support them.

Our team feel Leidos is a great place to work. Learn more about our culture and benefits by visiting us here https://www.leidos.com/company/global/australia/careers

Do Work That Matters

Leidos Australia delivers IT and airborne solutions that protect and advance the Australian way of life. Our 2000 local experts, backed by our global experience and network of partners, are working to solve the world’s toughest challenges in government, intelligence, defence, aviation, border protection and health markets.

Your New Role and Responsibilities

Join an established, dynamic Cyber Security Engineering team within the Leidos Centralised Processing Program for Defence. As a Cyber Security Engineer you will work with Leidos and Defence staff, managing and delivering systems and solutions responsible for providing Cyber-security outcomes across the managed environment with a multi-faceted team. If wearing many hats is your thing, this job is for you!

Key Responsibilities

• Develop and implement security controls, standards, mitigations and solutions supporting Defence operations, ensuring compliance with regulatory controls and IT Security Engineering policies.

• Partner with GRC, Security Architecture, SOC analysts and other Engineering branches to strengthen overall security posture and maintain high‑standard operational security monitoring systems.

• Provide assurance and design feedback across multiple technical disciplines, focused on achieving strong IT security outcomes and effective technical controls.

• Harden environments across Microsoft, Linux and Cloud platforms to enhance security across the CP managed environment.

• Support and enable Defence Community members to meet their objectives when working on CP Managed systems.

About You and What You'll Bring

• Experience in two or more IT domains, such as midrange systems, networks, end‑user computing, automation, or similar technical areas.

• Excellent written and verbal communication skills.

• Working understanding of the Essential 8, ISM controls, and the Defence Security Principles Framework (DSPF).

• Highly desirable: experience in Cybersecurity areas such as Application Control, Application Hardening, EDR, Observability, and Vulnerability Detection.

• Highly desirable: familiarity with tools/technology areas including Trellix EPO, Splunk, Ansible, Tenable, Enterprise Linux, Apache Ni Fi, Enterprise Networks, Network Security.

This role does require the successful applicant to be an Australian Citizen and hold a NV-2 level security clearance. Those currently holding an NV-1 will also be considered if willing to uplift to NV-2.

Diverse Team Members, Shared Values and a Common Purpose

Providing our customers with smarter solutions takes an incredible team with diversity of thought, experience and perspectives driving innovation. Inclusion is at the heart of our culture and is one of our core values. It's about creating a workplace where everyone can do important work, feels welcome, valued, and respected, and has equal access to opportunities to thrive. Paul Chase – Chief Executive, Leidos Australia.

Leidos Australia is an equal opportunities organisation and is committed to creating a truly inclusive workplace. We welcome and encourage applications from Aboriginal and Torres Strait Islanders, culturally and linguistically diverse people, people with disabilities, veterans, neurodiverse people, and people of all genders, sexualities, and age groups.

Our five Advocacy Groups (Women and Allies Network, Young Professionals, Defence & Emergency Services, Action for Accessibility and Abilities and Pride+) provide an opportunity for team members to connect and collaborate on shared interests, and work to support and celebrate our diverse community.

Next Steps

• To apply for this role, follow the links or apply via our Careers page.

• Recruitment process - virtual / face to face interview & background checks.

• Applicants may also need to meet International Traffic in Arms Regulations (ITAR) requirements. In certain circumstances this can place limitations on persons who hold dual nationality, permanent residency or are former nationals of certain countries as per ITAR 126.1.

• We are committed to making our recruitment process accessible to all candidates. Please contact our Careers team careers.au@au.leidos.com if you’d like to discuss any additional support during your application or throughout the recruitment process.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

The Leidos pay range for this job level is a general guideline only and 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.