• Senior Information Systems Security

    Leidos (Springfield, VA)
    **Description** Leidos is seeking a highly experienced Senior Information Systems Security Officer (ISSO) to support the Eagle Command Program in ... The ISSO will lead the development, implementation, and oversight of security standards and procedures for complex, classified networked environments, ensuring… more
    Leidos (12/12/25)
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  • Senior Information System Security

    ManTech (Washington, DC)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Information System Security Officer (ISSO)** to join our team in **Washington, DC** . ... the day-to-day implementation, oversight, continuous monitoring, and maintenance of the security configuration, practices, and procedures for each IS and that… more
    ManTech (12/11/25)
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  • Senior Information System Security

    Guidehouse (Mclean, VA)
    …support of our Department of Defense client. We are seeking an experienced ** Senior Information System Security Officer (ISSO) (Managing Consultant)** with ... to our clients' business issues every day, applying a collection of security spectrum capabilities, including security strategy and governance, IT risk,… more
    Guidehouse (12/04/25)
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  • Senior Information Systems Security

    Synergy ECP (Annapolis Junction, MD)
    Senior Information Systems Security Officer Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description We are searching for ... support for ongoing mission-critical operations. With high demand from our National Security customers for our talent and expertise, our employees are shaping the… more
    Synergy ECP (11/06/25)
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  • Senior Information Systems Security

    Jovian Concepts, Inc. (Annapolis, MD)
    …other reason prohibited by law in employment.<\/div><\/div>","faviconId":"rzdliec182fab1ef548499d4ddfcbeeacba4f","jobTitle":" Senior Information Systems Security ... time.<\/span><\/span><\/span> <\/span><\/span>\n <\/div>\n \n <\/span><\/span>\n <\/div>\n \n + Enhancing security posture by supporting the program, organization, system, or… more
    Jovian Concepts, Inc. (10/22/25)
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  • Senior Information Systems Security

    Jovian Concepts, Inc. (Annapolis, MD)
    …other reason prohibited by law in employment.<\/div><\/div>","faviconId":"rzdliec182fab1ef548499d4ddfcbeeacba4f","jobTitle":" Senior Information Systems Security ... \n <\/span><\/span>\n <\/div>\n \n ​<\/span><\/span> \n <\/div>\n \n + Enhancing security posture by supporting the program, organization, system, or enclave's… more
    Jovian Concepts, Inc. (09/27/25)
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  • Senior Information System Security

    Tyto Athene (Fairfax, VA)
    **Description** Tyto Athene is searching for a ** Senior Information System Security Officer (ISSO)** to be responsible for the overall handling of ... protected by applicable law. Submit a Referral (https://careers-gotyto.icims.com/jobs/1461/ senior -information-system- security - officer -%28isso%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834326889) **Location** _US-VA-Fairfax_… more
    Tyto Athene (09/16/25)
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  • Senior Information System Security

    Steampunk (Mclean, VA)
    **Overview** **Steampunk** wants you to be a ** Senior Information System Security Officer (ISSO)** on our team to support a government customer on site in ... Steampunk participates in the E-Verify program._ Refer a Friend (https://careers-steampunk.icims.com/jobs/6813/ senior -information-system- security - officer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-336029103) **Need help finding the… more
    Steampunk (09/16/25)
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  • Senior Information Systems Security

    RTX Corporation (Aurora, CO)
    …that create a safer, more secure world. Our cybersecurity team is seeking a ** Senior ** **Information Systems Security Officer (ISSO) II** to support our ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (11/12/25)
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  • Senior Cloud Information System…

    ManTech (Washington, DC)
    …seeks a motivated, career and customer-oriented ** Senior Cloud Information System Security Officer (ISSO)** to join our team in **Washington, DC.** ... **Minimum Qualifications:** + At least seven years' experience as an Information Systems Security Officer (ISSO) or similar role at a cleared facility + At least… more
    ManTech (12/04/25)
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