Role Overview The Deputy Cyber Manager provides specialist cyber and ICT systems security expertise to ACSPO, supporting complex and sensitive capability environments, including up to and including Special Access Programs (SAP). The position works closely with internal and external stakeholders across Defence, providing authoritative advice on cyber readiness, system security, assurance, and accreditation. The successful candidate will liaise with stakeholders at all levels, build strong working relationships, and act as a key point of contact for operational security enquiries. This full‑time position is based at Williamtown, near Newcastle. Day‑to‑Day Tasks Act as a key point of contact for operational ICT and cyber security enquiries, engaging with stakeholders at all levels across Defence and industry. Deliver system security services, including cyber readiness verification, assurance, and authorisation support for ACSPO ICT systems. Provide subject‑matter‑expert advice on cyber and information security, including technical, policy, and governance matters, to internal and external stakeholders. Plan, conduct, and document ICT system certification and accreditation activities, including systems up to and including Special Access Programs (SAP), in accordance with ASIG and the RMF. Develop A&A artifacts to Defence writing standards and provide risk‑based recommendations to authorising bodies. Identify, manage, and validate ICT system security requirements through security planning, design, implementation, and verification and validation (V&V). Support capability and concept development in technical security, ensuring compliance with Defence security policy, governance, and assurance frameworks. Produce high‑quality security documentation and provide expert cyber security advice to support operational outcomes and resolve system security issues. Essential Requirements You are a cyber and ICT security professional, comfortable working in complex, highly regulated environments. You understand both the technical and governance aspects of security, with the ability to translate technical requirements into effective governance outcomes, including supporting system authorisation and accreditation activities. You engage confidently with technical specialists, project teams, and senior stakeholders, bringing a practical, risk‑based approach to security assurance. You demonstrate strong stakeholder engagement skills and emotional intelligence, adapting your communication style to suit a range of audiences. You thrive in collaborative, small team environments while contributing your expertise across a broader organisational context. You are capable of stepping up when required, ensuring continuity of direction and decision‑making. Demonstrated experience in ICT and cyber security accreditation aligned with organisational policy and governance frameworks. Experience providing security assurance, certification, and accreditation advice for ICT systems, including high‑security environments. Strong verbal and written communication skills, including the ability to interpret and provide advice on policy, procedures, and governance requirements. Proven ability to work collaboratively across a broad, complex organisational environment while delivering specialist cyber security services. Security Clearance & Location Required security clearance level: NV2 Location: Williamtown, NSW Weekly hours: 40 hours, Monday‑Friday, onsite Compensation Details Compensation range or hourly rate listed for this position is provided as a good‑faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws. Benefits Overview Health, dental, and vision insurance Paid time off and holidays Retirement benefits (including 401(k) matching) Educational reimbursement Parental leave Employee stock purchase plan Tax‑saving options Disability and life insurance Pet insurance Equal Opportunity Employer Amentum is proud to be an Equal Opportunity Employer, providing equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including childbirth and breastfeeding), age, ancestry, U.S. military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low‑income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under federal laws and supplemental language at Labor Laws Posters. Reasonable Accommodation If you need a reasonable accommodation for any part of the employment process, please contact us by email at and let us know the nature of your request and your contact information. Accommodation requests will be considered on a case‑by‑case basis. #J-18808-Ljbffr