Information System Security Engineer (ISSE)

Information System Security Engineer (ISSE) – ISSD

IDS is committed to resolving complex challenges through innovation and operational excellence. We combine deep technical expertise with mission-driven focus to support government, military, nonprofit, and public-sector customers. At IDS, your work directly contributes to strengthening national security and enabling critical intelligence operations.

Annapolis Junction, MD

Please note, candidates must be flexible. Shift times are general hours; some projects may require earlier or later reporting based on customer requirements.

Job Description

IDS is seeking a skilled Information System Security Engineer (ISSE) to support the Information Systems Security Division (ISSD). This role focuses on collaborating with government stakeholders to ensure compliance with security requirements and maintain secure system operations.

The ISSE will play a key role in supporting Risk Management Framework (RMF) processes, completing required security documentation, and conducting system audits to ensure ongoing compliance with federal standards.

Key Duties

• Collaborate with internal and external customers to complete required government security documentation and processes
• Assist government stakeholders in addressing information system security-related inquiries
• Perform regular audits of information systems to ensure compliance with established security controls
• Support RMF activities, including documentation, assessments, and system authorization processes
• Apply NIST 800-53 Rev. 5 controls to maintain and enhance system security posture
• Implement and evaluate Defense-in-Depth strategies across networks and enterprise environments
• Support and ensure compliance with Secure Terminal Equipment (STE) / Secure Terminal Node (STN) requirements

Requirements

• Bachelor's degree with eight (8) years of relevant experience, or equivalent combination of education and experience
• Strong experience supporting RMF processes and system security engineering activities
• Demonstrated experience applying NIST 800‑53 Rev. 5 controls
• Understanding of Defense-in-Depth principles and enterprise security architecture
• Experience working with network security and secure system design
• Familiarity with STE/STN requirements
• Ability to support system audits and compliance efforts
• Must possess an Information Assurance Manager (IAM) Tier I certification

Desirable Skills

• Knowledge of customer-specific corporate tools and data repositories
• Experience with Microsoft Office tools (Word, Outlook, Excel)
• Strong communication and documentation skills
• Ability to work collaboratively with technical teams and government stakeholders

Security Clearance

Active TS/SCI with Polygraph required

Employee may be required to occasionally lift and/or move moderate amounts of weight, typically less than 20 pounds, but may vary depending on the position. Regular and predictable attendance is essential.

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status, and any other characteristic protected by federal, state, and local law.

If you are unable to apply through the portal and need to speak to someone about necessary accommodations to apply, please email View email address on click.appcast.io and we will follow up with you. Do not submit resumes and applications through this email.