Senior Systems & Cyber Security Specialist

Job description

Date Posted

2026-09-09 Country: Australia Location: AU-SA-MAWSON LAKES-111 ~ 1-11 Technology Dr ~ BLDG 111 Position Role Type: Hybrid Shape Critical Defence Infrastructure: Contribute to systems and cyber security for nationally significant infrastructure that directly supports Australia’s defence capabilities and operational readiness.

Technical Expertise in Cyber Security

Support the complete cyber security assessment and authorisation lifecycle from threat assessment through to Authority to Operate certification, working as a specialist on a high-profile modernisation program.

Grow Your Cyber Career

Develop specialised skills in defence security frameworks and multi-level classification systems. Your mission starts here at Raytheon Australia! Raytheon Australia is a trusted capability partner delivering some of the most complex, innovative and meaningful engineering projects for the Australian Defence Force. Right now, we are experiencing exciting growth and are seeking motivated and experienced Senior Systems & Cyber Security Specialist to join our growing Cyber team in Adelaide that will be responsible for the delivery of system & cyber security outcomes.

This is a program-based role, and your primary focus will be executing security assessment and authorization activities. This will include the preparation and maintenance of cybersecurity artefacts (e.g., SSP, SSP-A, SRMP, CMP) as directed. You will analyse both existing systems and systems under development and implement security controls and review system changes for compliance. Depending on experience and level, this role may also involve technical leadership, coaching, and mentoring other staff.

Skills, Experience & Qualifications

Certifications in cyber security or related IT field (e.g. CompTIA, ISACA, ISC2, Microsoft etc) A university degree in Information Technology, Engineering, Computer Science, Cyber Security or related discipline (or equivalent practical experience). Cyber Security Certifications (E.g. ISSP, CISM, CRISC, Sec+, GSEC, CEH) Exposure to security tools, vulnerability scanning, or incident response. Familiarity with Defence and Australian Government security frameworks (ISM, DSPF, PSPF) We offer outstanding opportunities to grow, with Raytheon Australia’s exclusive professional development programs, and a raft of employee benefits tailored to suit every stage of your career and lifestyle.

This is the opportunity for you to build your career in a world class team and help update and sustain the Defence systems that keep Australia safe. If you are looking for a challenging and rewarding career access your next mission now by clicking on the apply button below or contact us at [email protected] RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.

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