• Systems Engineer 5

    M. C. Dean (Vienna, VA)
    …and must meet eligibility requirements, including US Citizenship, for access to classified information ; **active** **DoD TS / SCI w/ polygraph clearance is ... and interface standards, developing system architectures, and performing technical/non-technical assessment and management as well as end-to-end flow analysis.… more
    M. C. Dean (11/26/25)
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  • Senior Associate, Cyber Intelligence

    L3Harris (Fort Wayne, IN)
    …ability to obtain within 6 months of hire. Preferred Additional Skills: + TS / SCI clearance is preferred. + Experience developing, managing, and providing ... cyber domains in the interest of national security. Job Title: Senior Associate, Information System Security Officer (ISSO) Job Code: 31389 Job Location: Fort Wayne,… more
    L3Harris (11/22/25)
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  • Cybersecurity Compliance & Authorization Analyst

    Systems Technology Forum (San Diego, CA)
    …(or equivalent experience) Certifications Security+ CE or higher (IAT II). Clearance Requirement Secret (eligible for TS / SCI ) Benefits and Perks At STF, ... to our clients. As a premier provider of management, engineering, information technology, and logistics services, STF is committed to delivering high-quality… more
    Systems Technology Forum (11/21/25)
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  • Principal Systems Administrator

    ManTech (Chantilly, VA)
    …patch management systems and group policy configuration. Clearance Requirements + Active TS / SCI with Polygraph is required for this position. Physical ... as ServiceNow and JIRA. + Collaborate with engineering and Assessment & Authorization (A&A) teams to apply patches, perform...in tools such as GitLab and Confluence. + Conduct vulnerability scans, apply security patches, and ensure adherence to… more
    ManTech (11/21/25)
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  • Technical Surveillance Specialist

    Nightwing (Sterling, VA)
    …conducting comprehensive surveillance operations to detect and prevent unauthorized access to sensitive information and equipment. This is a unique opportunity ... risks. + Develop and implement strategies to prevent unauthorized access to sensitive information , facilities, and equipment. + Observe and document activities… more
    Nightwing (11/20/25)
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  • Counterintelligence Officer - Level III

    Amentum (St. Louis, MO)
    …and to established community standards, directives and instructions **Requirements:** + ACTIVE TS / SCI clearance required, and MUST be eligible and willing to ... + Conduct daily research to gather, assimilate, evaluate and interpret information concerning intelligence, terrorism and espionage threats against NGA personnel,… more
    Amentum (11/20/25)
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  • Information Systems Security Engineer

    ManTech (Annapolis Junction, MD)
    …or CompTIA's Advanced Security Practitioner (CASP). **Clearance Requirements:** + Must have a TS / SCI w/ Poly **Physical Requirements:** + The person in this ... **MANTECH** seeks a motivated, career and customer-oriented ** Information Systems Security Engineer (ISSE)** to join our team in the **Annapolis Junction, MD.**… more
    ManTech (11/19/25)
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  • Cybersecurity Systems Engineer

    Leidos (Linthicum Heights, MD)
    …+ Ability to work in a team environment and lead small teams + Active TS / SCI with Poly Clearance required **You Might Also Have:** + Experience in ... Leidos is currently looking to add a Sr. Systems Engineer to an Information Assurance Program near Ft. Meade, MD. The successful candidate will participate in… more
    Leidos (11/18/25)
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  • Information Systems Security Engineer…

    Athenix Solutions Group, LLC (Annapolis Junction, MD)
    …security assessments of computing environments to identify points of vulnerability , non-compliance with established Information Assurance (IA) standards ... Information Systems Security Engineer (ISSE) Annapolis Junction, MD...processes for security engineering Requirements **All openings require a TS / SCI with polygraph clearance to start.** Level… more
    Athenix Solutions Group, LLC (11/07/25)
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  • Information System Security Engineers

    Artera Technologies (Annapolis Junction, MD)
    …Location: Maryland (Annapolis Junction / Fort Meade area) Security Clearance: TS / SCI with Appropriate Agency Polygraph Artera Technologies, LLC's engineering ... INFORMATION SYSTEMS SECURITY ENGINEERS Job Type: Full Time...architecture. + 2 years of experience applying security risks assessment methodology to system development, including threat model development,… more
    Artera Technologies (10/23/25)
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