**Date Posted:** 2025-09-30 **Country:** Australia **Location:** AUSQLD122: Cannon Hill QLD, 101 Southgate Avenue, Cannon Hill, QLD, 4170, Australia **Position Role Type:** Unspecified + **Shape Critical Defence Infrastructure:** Lead cybersecurity initiatives on a nationally significant air traffic management system that directly supports Australia’s defence capabilities and operational readiness. + **Technical Leadership in Cyber Security** : Drive the complete security accreditation lifecycle from threat assessment through to Authority to Operate certification, establishing yourself as the go-to cybersecurity expert on a high-profile modernisation program. + **Advance Cybersecurity Expertise** : Develop specialised skills in defence security frameworks, multi-level classification systems, and modern threat mitigation strategies while working with modern security technologies on a long-term modernisation program. **Raytheon Australia:** Modernising Air Defence Air Traffic Systems. Raytheon Australia, a trusted partner in Australia's defence capabilities for over 20 years, is leading the modernisation of critical air traffic management systems that provide military and civilian air traffic control capabilities for the RAAF. We are seeking a **Cyber Systems Engineer** to join our team, working on a critical capability assurance program involved in essential system upgrades, addressing obsolescence challenges, and enhancing cybersecurity posture. Join us as we enhance the future of air traffic control. As our **Cyber Systems Engineer** , you will serve as the cybersecurity technical authority for this nationally important modernisation program. Working within our experienced engineering delivery team, you will lead all aspects of cybersecurity from initial threat assessment through to operational security accreditation. This role offers the opportunity to work on complex, multi-classification security environments while ensuring compliance with the most current defence security frameworks and standards. **Key Responsibilities:** + Lead the complete security accreditation process to achieve Authority to Operate certification for the modernised systems + Develop comprehensive security documentation including threat assessments, security plans, and cyber worthiness evaluations. + Conduct threat modelling and cybersecurity risk assessments for system modernisation activities. + Coordinate security control implementation with the engineering team and validate security measures through testing and verification. + Interface with defence certification authorities and customer cybersecurity stakeholders throughout the program lifecycle **Qualifications, Experience and Skills** **Essential** + University degree in a relevant engineering discipline with demonstrated cybersecurity expertise. + Minimum 5 years of relevant cybersecurity experience with advanced knowledge of the cyber security domain + System security training with practical experience in security accreditation processes and frameworks + Proven experience in threat modelling, risk assessment, and security control implementation methodologies. + Knowledge of Australian security legislation and defence security frameworks including classification systems and compliance standards **Desirable:** + Professional cybersecurity certifications such as CISSP, GIAC, or CRISC demonstrating advanced technical competency + Practical experience with defence security accreditation processes including Secret and Top-Secret system certifications + Background in penetration testing and security information and event management systems with hands-on technical expertise Successful candidates must be eligible to obtain and maintain a Baseline Security clearance as needed. Eligibility can be found at http://www.defence.gov.au/agsva This is your chance to belong to an inspiring team and build your career at a company that invests in your future. If you are looking for a challenging and rewarding career, click the “Apply” button now or contact us at careers@raytheon.com.au _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._ **Privacy Policy and Terms:** Click on this link (http://www.rtx.com/privacy/Job-Applicant-Privacy-Notice) to read the Policy and Terms Raytheon Technologies is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.