Cybersecurity Specialist

Amentum is seeking a Cybersecurity Specialist with a background in Navy weapons, combat, and/or fire control systems program, cybersecurity fundamentals, and Risk Management Framework (RMF). Bring your experience and approach to managing cybersecurity risks ensuring that information systems meet the necessary security requirements to protect critical data and operations. Essential Responsibilities: Providing and supporting engineering program/project management activities including program and project risk management such as risk identification, risk analysis, risk handling, risk monitoring and risk reporting. Assisting Customer in performing planning and engineering analysis for the evolution of assigned projects. Provide assistance in the definition and maintenance of top-level system architecture and program engineering requirements and shall assist in the translation of those requirements into system concepts and plans from a cybersecurity perspective. Preparing and documenting security inputs for operational afloat and ashore systems throughout the system's life cycle. Documentation required or products produced may include System Engineering Plans (for both individual systems and systems of systems), Concept of Operations (CONOPS), RMF, and Platform IT (PIT) Designations. Identifying and categorizing sensitive information that requires protection to maintain technological advantages, operational security, and program effectiveness. Performing and document requirements analysis, risk analysis, technology assessments or other security-related studies. Requirements: Bachelor of Science (BS) degree from an accredited college or university in an engineering, scientific, or technical discipline, or four (4) years of a demonstrated knowledge base and subject matter expertise relevant to specific technical disciplines of the SOW, including the qualifications below; or US Naval operational experience at the E7 level or higher. Six (6) years of professional experience in systems engineering. Two of these years must have been full-time experience at the system level in any of the following areas: requirements definition, system design parameters, concepts operation, risk assessment, producibility studies/analyses, performance analyses, test and evaluation, and post-delivery support. Must have an active Secret security clearance. Note: US Citizenship is required to obtain SECRET Clearance. Preferred Qualifications: Previous experience as an Information Systems Security Engineer (ISSE) or Navy Qualified Validator (NQV) CISSP Certificate Compensation Details: US: $105,000 to $135,000 The 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: Our health and welfare benefits are designed to support you and your priorities. Offerings include: 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 Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits. Original Posting: 07/08/2026 - Until Filled Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs. Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States 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. Welcome back! We encourage you to check on the status of your current job applications with us. You can also search for a list of our current job openings and see if there are any new positions that might be a good fit for you. Thank you for continued interest in employment with Amentum. For more than 100 years, Amentum has tackled the world’s toughest challenges to deliver agile and steadfast solutions to the U.S. government and its allies. With more than 50,000 employees on all seven continents and in more than 60 countries, Amentum delivers a broad range of operational support services to meet the critical needs of our clients. Our headquarters are in Chantilly, VA. Find us online at If you need a reasonable accommodation for any part of the employment process, please contact us by email at View email address on click.appcast.io and let us know the nature of your request and your contact information. Requests for accommodation will be considered on a case-by-case basis. If you need assistance, please reach out to View email address on click.appcast.io EEO including Disability/Protected Veterans Labor Laws Posters Amentum has become aware of unauthorized individuals who are falsely using the Amentum name and /or logo in an attempt to solicit fees from potential job seekers. These deceptive and unauthorized individuals are soliciting money, promising placement in a position with Amentum. Please note any communication requesting any amount of money in exchange for employment with Amentum is fraudulent. These communications do not originate from Amentum and are not associated with the recruitment process. Amentum and its affiliates never charge candidates fees or payments of any kind in order to secure employment. As a precaution, we recommend you do not disclose personal or financial details to anyone as a response to an unsolicited email, social media, or dating website request. Amentum will never as ask for a placement fee or any other fee to expedite the hiring process. If you are contacted by anyone offering employment with Amentum, you should never be asked to pay a fee for recruiting. Amentum personnel will always send email from an identifiable corporate account (ending in @amentum.com) and never from a public email account like Yahoo!, Google, Gmail, or Hotmail. If you are contacted regarding a fraudulent employment proposal, we encourage you to alert your local law enforcement agency/police authority. To read more about Amentum’s commitment to ethics, please click here.