• Senior Information Systems Security Officer…

    Leidos (Annapolis Junction, MD)
    …**Leidos** has a new and exciting opportunity for a **Senior Information Systems Security Officer (ISSO)** in our **National Security Sector's (NSS) Cyber & ... Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling,… more
    Leidos (12/02/25)
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  • Information System Security Officer (ISSO)

    Amentum (Elkridge, MD)
    **Your Impact:** Are you interested in using your skills to help shape the Cyber, Security , & Intel space? If so, look no further. Amentum is seeking a ... challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission. As an Information System Security Officer… more
    Amentum (12/02/25)
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  • Cyber Security Engineer (SME)

    Leidos (Bethesda, MD)
    …level + **To be considered must have an active TS/SCI with polygraph security clearance ** **Preferred Qualifications** + Experience with additional security ... **Leidos** has a new and exciting opportunity for Cyber Security Engineer SME in our **National Security ...least 3 days with an anticipated close date of no earlier than 3 days after the original posting… more
    Leidos (11/28/25)
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  • Principal Endpoint Security Systems…

    Leidos (Bethesda, MD)
    …degree. + **To be considered must have an active TS/SCI with polygraph security clearance ** **Preferred Qualifications** + Experience with Cisco Secure Endpoint ... has a new and exciting opportunity a **Principal Endpoint Security Systems Engineer** in our **National Security ...least 3 days with an anticipated close date of no earlier than 3 days after the original posting… more
    Leidos (11/28/25)
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  • Information Systems Security Officer (ISSO)…

    Amentum (Linthicum, MD)
    **Your Impact:** Are you interested in using your skills to help shape the Cyber, Security , & Intel space? If so, look no further. Amentum is seeking an ... challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission. The work environment is fast-paced and sometimes… more
    Amentum (11/16/25)
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  • Security Controls Assessor Level 2- TS/SCI…

    Amentum (Linthicum, MD)
    Are you interested in using your skills to help shape the Cyber, Security , & Intel space? If so, look no further. We are seeking a Security Controls Assessor ... projects that make a direct impact on the nation's security and intelligence mission. Work with a great team...+ DoD 8570 compliance with IAT II is required. ** Clearance Required:** + Active TS/SCI with Poly **Pay Transparency**… more
    Amentum (11/12/25)
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  • Information Systems Security Engineer…

    Athenix Solutions Group, LLC (Annapolis Junction, MD)
    Information Systems Security Engineer (ISSE) Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) *ACS Description Athenix Solutions ... Group is looking for multiple Information Systems Security Engineers for a large program in the Annapolis...engineering Requirements **All openings require a TS/SCI with polygraph clearance to start.** Level 0 ISSE shall possess the… more
    Athenix Solutions Group, LLC (11/07/25)
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  • Information Systems Security Officer (ISSO)…

    Amentum (Fort Meade, MD)
    **Your Impact:** Are you interested in using your skills to help shape the Cyber, Security , & Intel space? If so, look no further. Amentum is seeking an ... projects that make a direct impact on the Nation's security and intelligence mission. Join a team of ...* Experience creating and presenting documentation and management reports. ** Clearance Required:** * TS/SCI with Poly **Minimum Education:** *… more
    Amentum (10/25/25)
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  • Information Systems Security Officer

    Kratos Defense & Security Solutions, Inc. (Glen Burnie, MD)
    Job Descriptions: The Information Systems Security Officer is responsible for the day-to-day operations and support of classified information systems at our Kratos ... MD facility. This will include physical and environmental protection, personnel security , incident handling, security training and awareness. The successful… more
    Kratos Defense & Security Solutions, Inc. (10/21/25)
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  • Information Security Professionals ISSO…

    Leidos (Annapolis Junction, MD)
    …an ISSO or ISSE Five (5) or more years of experience with MD customer security suite ** Clearance Required: Must have an active TS/SCI with Polygraph.** CONMD KQW ... **Description** **Leidos** is seeking Information Security Professionals for programs in our **National ...least 3 days with an anticipated close date of no earlier than 3 days after the original posting… more
    Leidos (10/18/25)
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