• 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 ... characteristic 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**… more
    DirectEmployers Association (09/16/25)
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  • Tyto Athene (Fort Belvoir, VA)
    …directing incident response efforts to mitigate threats. + Coordinate with the Information Systems Security Manager (ISSM) for comprehensive reporting ... **Description** Tyto Athene is searching for a ** Senior Security Operations Center Analyst** to...Security : + Ensure continuous assessment of network and system security postures, evaluating new technologies and… more
    DirectEmployers Association (09/12/25)
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  • Applied Research Associates, Inc. (Fort Belvoir, VA)
    …network certification and accreditation processes to include system security authorization agreements + Experience conducting Information Operations Computer ... Qualifications:** + Bachelor's degree or higher in computer science, information technology, cyber security , computer engineering, electrical engineering,… more
    DirectEmployers Association (11/11/25)
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  • Red River (King George, VA)
    …This position will be the primary responsible party for the dedicated team supporting System Security , reporting back to the larger Program Director for the ... System (ICS) through cutting-edge tech integration. As the Senior Project Manager, you will oversee a multi-faceted effort...responsibility for reporting back directly to the Navy on System Security status of tasks and deliverables.… more
    DirectEmployers Association (10/17/25)
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  • Red River (Chantilly, VA)
    …and resolving technical issues on end-user laptops, including both Windows and macOS systems , with a solid understanding of operating system behavior, user ... you seek to make those around you successful. We are looking for a ** Systems Support Engineer I** to join our fast-paced, customer-first global service desk team.… more
    DirectEmployers Association (11/05/25)
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  • Battelle Memorial Institute (Fort Belvoir, VA)
    …all qualified individuals to apply. **Job Summary** Battelle's National Security Business Unit is seeking experienced **Geospatial Researchers/Data Scientists** to ... environments. These models must be optimized for use in Army tactical systems , with priority metrics including rapid development timelines, minimized file sizes, and… more
    DirectEmployers Association (09/23/25)
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  • Applied Research Solutions (Springfield, VA)
    …our awards and recognition program, and personalized attention from ARS Senior Managers.?? **Responsibilities:** + Infrastructure Management + Deploy Azure resources ... using DoD (US Department of Defense) standard vulnerability tools such as Nessus Security Center. + Audit all Virtual Machines in the environment are reporting… more
    DirectEmployers Association (11/04/25)
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  • Battelle Memorial Institute (Chantilly, VA)
    …counsel to develop and present risk mitigation strategy/plan to senior leadership. Prepares and negotiates confidential disclosure agreements, teaming agreements, ... working knowledge of the internal and external acquisition and sourcing compliance systems to best implement improvements and fiscal growth. + Ensures team develops… more
    DirectEmployers Association (11/06/25)
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  • Applied Research Associates, Inc. (Alexandria, VA)
    …Technologies task order, customer acceptance of the successful candidate's resume, and security clearance verification. We expect contract award in the first quarter ... customer interface + R&D program management + High-level communication with senior DoW personnel and stakeholders + Risk mitigation and management +… more
    DirectEmployers Association (11/15/25)
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  • Senior Information System

    KBR (Chantilly, VA)
    Title: Senior Information System Security Officer (ISSO) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end ... critical information assets, ensuring compliance with relevant security policies, standards, and regulations. The Senior ...Develop, update, and/or review RMF documentation to include the System Security Plan (SSP), Security more
    KBR (10/15/25)
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  • Senior Information System

    ManTech (Quantico, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Information System Security Engineer (ISSE)** to join our team in **Quantico, VA.** ... 14 years. + Hold at least one of the following certifications: Certified Information Systems Security Professional (CISSP) (or Associate), CompTIA Advanced… more
    ManTech (11/12/25)
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  • Senior Information System

    ManTech (Quantico, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Information System Security Representative (ISSR)** to join our team in **Quantico, ... the system owner, contingent upon the IS's security categorization, type of information processed and...years. + Hold one of the following certifications: Certified Information Systems Security Professional (CISSP),… more
    ManTech (11/12/25)
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  • Cleared Senior Information

    Virtual Service Operations (Lorton, VA)
    Cleared Senior Information Systems Security Engineer (ISSE) L4 * Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you looking to ... take the next steps in your career as an Information Systems Security Engineer (ISSE)?...enterprise services and cyber network defense capabilities. As aSenior Information System Security Engineer (ISSE),… more
    Virtual Service Operations (11/09/25)
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  • Senior Information Systems

    GovCIO (Alexandria, VA)
    **Overview** GovCIO is currently hiring a ** Senior ** ** Information Systems Security Engineer** for a program with the US Coast Guard. This position will ... USD $185,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/7062/ senior - information - systems - security -engineer-%28sme%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Alexandria_… more
    GovCIO (11/07/25)
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  • Senior Information Systems

    ManTech (Fort Washington, MD)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Information Systems Security Officer (ISSO)** to join our team in Fort Washington, ... The ideal candidate will have a deep understanding of implementing various security measures to protect an organization's computer systems and networks.… more
    ManTech (11/01/25)
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  • Senior Information System

    Leidos (Alexandria, VA)
    …Responsibilities** The Digital Modernization Sector at Leidos is seeking a dynamic ** Information Systems Security Engineer (ISSE)** to support cloud ... Systems , Business) + 12+ years of experience in information security engineering. + Deep expertise in...through emails that are generated by the Leidos.com automated system - never from free commercial services (eg, Gmail,… more
    Leidos (10/18/25)
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  • Nautical

    UIC Government Services and the Bowhead Family of Companies (Alexandria, VA)
    …Analyst - Journeyman + Financial Business Analyst - Senior + Helpdesk Specialist + Information System Security Officer - Journeyman + Information ... Security Officer - Senior + Information System Security Officer -...Master + IT Training Specialist - SME + Cloud Systems Architect - Senior + Cloud … more
    UIC Government Services and the Bowhead Family of Companies (10/30/25)
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  • Senior Security Systems

    Imagine One Technology & Management (Dahlgren, VA)
    …**for this role.** Imagine One Technology & Management, Ltd. is seeking two (2) ** Senior Security Systems Engineers** . These positions are contingent upon ... work and will be performed in Dahlgren, Virginia. The ** Senior Security Systems Engineers** will...be certified and accredited. + Research and apply Defense Information Systems Agency (DISA) Security more
    Imagine One Technology & Management (09/24/25)
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  • Senior Systems Security

    TekSynap (Dahlgren, VA)
    …is seeking a **S** **enior S** **ystem** **s Security Engineer** **.** The Senior Systems Security Engineer (SSE) serves as Key Personnel under the ... testing and evaluation (ST&E) activities prior to authorization. + Ensure information system security controls are implemented andoperatingeffectively… more
    TekSynap (10/31/25)
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  • Senior Systems Security

    EPS Corporation (Dahlgren, VA)
    Senior Systems Security Engineer...risk analysis + SCAP scanning and STIG implementation + System accreditation and security audits + Malware ... (760) Share this job as a link in your status update to LinkedIn. Job Title Senior Systems Security Engineer Location Dahlgren, VA 22448 US (Primary) Job… more
    EPS Corporation (11/13/25)
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