Senior Systems & Cyber Security Specialist

Raytheon Australia; Adelaide; Hybrid; AUD 140,000 - 190,000; Full time

Job summary

Raytheon Australia is seeking a Senior Systems & Cyber Security Specialist in Adelaide to join our Hybrid workplace. You will contribute to security assessment, certification, and IT security artefacts across a major defence modernisation program.

You will lead security controls, review changes for compliance, and mentor staff as needed, with opportunities to advance within a world-class cyber team serving the Australian Defence Force.

Qualifications

• Certifications in cyber security or related IT field.
• Exposure to security tools, vulnerability scanning, or incident response.
• Familiarity with Defence and Australian Government security frameworks (ISM, DSPF, PSPF).
• University degree in IT/Engineering/CS/Cyber Security or related discipline.

Responsibilities

• Shape Critical Defence Infrastructure through cyber security work.
• Support cyber security assessment and Authority to Operate lifecycle.
• Grow skills in defence security frameworks and multi-level classifications.
• Analyse existing and developing systems to implement security controls.

Skills

Cyber security certs

Security tooling

Threat assessment

Defence frameworks familiarity

Education

University degree in IT/Engineering/CS/Cyber Security

Tools

Vulnerability scanning tools

Incident response tools

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

Key Responsibilities

• 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.

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.