Sr. Computer Engineer ISSE

PAE Government Services Inc.; Crane (IN); On-site; USD 110,000 - 150,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

Retirement benefits (401(k) matching)

Educational reimbursement

Parental leave

Employee stock purchase plan

Job summary

Amentum is seeking a Sr. Information System Security Engineer to support DoW SSP program offices at NSWC Crane, with regular travel to SPHQ. You will help design, implement, and integrate cybersecurity controls into SSP non-enterprise systems while aligning with risk and acquisition processes.

The ideal candidate has a BS in engineering, 5+ years of experience, and security clearances (TS/SCI preferred). Expect extensive collaboration with technical teams and travel to field activities up to 40%.

Qualifications

• Bachelor of Science Degree in Electrical Engineering, Computer Engineering, or equivalent.
• 5+ years of relevant experience.
• CompTIA Security+ or equivalent certification.
• TS/SCI eligibility and interim security clearance requirements.
• Willingness to travel 40%+ and work onsite at NSWC Crane.

Responsibilities

• Develop and apply system security requirements for large-scale projects.
• Support Program Office Technical Lead with ISSE discussions and issue tracking.
• Interact with customers via teleconferences and on-site meetings.
• Collaborate with SSP stakeholders and contractors on assessments and proposals.
• Develop System Security Plans detailing security controls for each information system.
• Support DoW Acquisition processes in SSP program documentation and evidence.

Skills

Security+ certification

TS/SCI eligibility

Collaborate with large teams

Strategic high-level thinking

Planning large-scale networks

Education

BS in Electrical/Computer Engineering or equivalent

Job description

Amentum is looking for a Sr. Information System Security Engineer to support Program Offices within Department of War Strategic Systems Programs (SSP). The ISSE will support non-enterprise information systems of large-scaled programs of record (POR), as well as multiple Science and Technology (S&T) programs. The System ISSE will provide direct support to the Program Office Technical Lead onsite at NSWC Crane and will be expected to travel regularly to SPHQ or Field Activities. The ISSE will ensure Cybersecurity requirements support system acquisition, development, test, and sustainment, and are embedded in SSP system designs. Their duties involve requirements analysis, design, development, implementation, and integration of Cybersecurity system architectures that provide cyber resiliency and Cybersecurity capabilities into SSP’s non-enterprise systems. They are responsible for ensuring that design alternatives are selected that appropriately account for risk to mission regarding the cyber security posture.

Additional responsibilities

• Develop and apply requirements for large-scale or service specific pilot projects.
• Support the Program Office Technical Lead as needed identifying issues and action items and participating in ISSE discussions.
• Provide customer interactions with Program Offices and associated contractors/subcontractors. Customer interactions will be a combination of teleconferences and on-site meetings.
• Coordinate and collaborate with the stakeholders, including SSP representatives and contractors/subcontractors through assessments, subject matter expert input to proposals, technical interchange meetings, status teleconferences, email correspondence, and other meetings as required.
• Support development of technical presentations and provide comments on the technical content.
• Develop System Security Plans detailing the security controls implemented for each information system.
• Support (prepare, review, and present) the Program Office's DoW Acquisition process in the development of the Objective Quality Evidence (OQE) (i.e. Cyber Security Strategy, GAO responses, Clinger Cohen Act, Cyber Test & Evaluation Strategy, etc.) for multiple programs, in compliance with SSP Regulations.
• Work with SSP programs to develop and maintain lifecycle plans.
• Evaluate performer deliverables and presentations.

Minimum Qualifications

• Bachelor of Science Degree in Electrical Engineering, Computer Engineering, or equivalent
• 5+ years of relevant experience
• CompTIA Security+ or equivalent certification
• Operating System/Computing Environment (OS/CE) certificate of training, as dictated by Command CWF-PM
• Collaborate with large and highly competent technical teams
• Strategic high-level thinking
• Ability/experience with planning an initiative involving large-scale, networked systems
• Must have the ability to obtain and maintain a TS/ CNWDI US Government Clearance
• Interim Secret clearance required to start
• US Citizenship is required to obtain a Secret/ TS/ CNWDI Clearance
• Willing and able to travel 40% or more

Preferred Qualifications

• 10+ years of relevant experience
• Graduate degree in Cybersecurity
• Certified Information Systems Security Professional (CISSP) certification
• Certified Information Security Manager (CISM) certification
• Active Top Secret Clearance
• Military and Department of War Strategic Systems Programs (SSP) experience is a plus

Compensation Details

$110,000-$150,000 annually 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

• 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

Original Posting

07/23/2026 - 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 https://www.amentum.com/ If you need a reasonable accommodation for any part of the employment process, please contact us by email at [e-mail] 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 [e-mail] 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. 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.