• ISSO / ISSE , TS / SCI

    General Dynamics Information Technology (Bethesda, MD)
    …ID:** RQ211291 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... your opportunity to make a personal impact as an ISSO / ISSE supporting customer activities. GDIT is your...security policies and guidance. + **Security Clearance Level** : TS / SCI with active polygraph + **Location** :… more
    General Dynamics Information Technology (12/11/25)
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  • Information Systems Security Engineer…

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Information Systems Security Engineer ( ISSE )** in our **National Security Sector's ... accreditation documentation. Work with up to eight (8) other ISSO and ISSE 's within a team environment....for a bachelor's degree. + **Security Clearance** : Active TS / SCI with Polygraph required to be considered… more
    Leidos (11/18/25)
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  • Information System Security Engineer…

    TekSynap (Washington, DC)
    …a federal agency. The team provides Information Systems Security Officer ( ISSO ), Information Systems Security Engineer ( ISSE ), and Information ... support Information System Engineering performed by the Information System Security Engineer ( ISSE ) includes the...improvement. **REQUIRED QUALIFICATIONS** + Mandatory: Must hold an active TOP SECRET clearance with the ability to… more
    TekSynap (11/30/25)
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  • Senior Information System Security Officer

    The MITRE Corporation (Mclean, VA)
    …RMF, NIST SP 800-53, J-SIG, STIGs, and SCAP Compliance Checker. + Experience supporting Sensitive Compartmented Information ( SCI ) and/or Special Access ... combination of related education and work experience. + Active Top Secret clearance with SCI ...and policy changes. + Previous experience operating as a SCI /SAP ISSO , ISSE , System Administrator,… more
    The MITRE Corporation (12/18/25)
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  • Senior Cyber Risk Manager (Splunk Engineer)

    The MITRE Corporation (Mclean, VA)
    …or a PhD; or equivalent combination of related education and work experience. + Active Top Secret clearance with SCI eligibility. Ability to obtain and ... and policy changes. + Previous experience operating as a SCI /SAP ISSO , ISSE , System Administrator,...year from the date of hire, the following clearance(s): Top Secret / SCI Work Location Type:… more
    The MITRE Corporation (11/08/25)
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  • Senior Information System Security Engineer

    General Dynamics Information Technology (Reston, VA)
    …ID:** RQ210603 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... security indoctrination with any necessarycertifications. + Security Clearance Level: TS / SCI and CI Poly + Experience with:...solving, team player + Preferred Skills: Experience as an ISSO , ISSM, ISSE , or Security Controls Assessor.… more
    General Dynamics Information Technology (11/21/25)
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  • Cleared Senior Information Systems Security…

    Virtual Service Operations (Lorton, VA)
    Cleared Senior Information Systems Security Engineer ( ISSE ) L4...Travel: o Up to 10% + Security Clearance: Active Top Secret with SCI . Preferred ... take the next steps in your career as an Information Systems Security Engineer ( ISSE )? Let's chat...travel up to 10% + Must possess an active TS / SCI clearance or above + Please… more
    Virtual Service Operations (11/09/25)
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  • Cleared Information Systems Security…

    Virtual Service Operations (Lorton, VA)
    Cleared Information Systems Security Engineer ( ISSE ) L3...Travel: o Up to 10% + Security Clearance: Active Top Secret with SCI Preferred ... take the next steps in your career as an Information Systems Security Engineer ( ISSE )? Let's chat...travel up to 10% + Must possess an active TS / SCI clearance or above + Please… more
    Virtual Service Operations (10/04/25)
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  • Information Systems Security Engineer…

    Nightwing (Sterling, VA)
    …work schedules, a peer recognition and reward system, and performance-based bonuses ** Information Systems Security Engineer ( ISSE ) (Open)** Nightwing seeks a ... cybersecurity professional to serve as an ISSE in Sterling, VA. The ISSE will...and thrive in a fast-paced environment **Required Skills** + TS / SCI with Poly Clearance Required + Experience… more
    Nightwing (11/25/25)
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  • National Security Sector Referrals

    Leidos (Reston, VA)
    …Engineer + Reverse Engineer/Embedded Engineer + Systems Administration - Linux + Information Security Systems Engineer/Officer ( ISSE / ISSO ) + Data Scientist ... of a degree + Clearance Preferred (and commonly required): TS / SCI with Polygraph. At **Leidos** , we...the fiscal year ended January 3, 2025. For more information , visit www.Leidos.com . **Pay and Benefits** Pay and… more
    Leidos (10/18/25)
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  • Cyber Security Analyst

    ManTech (Herndon, VA)
    information security protocols to drive tasking and ensure compliance + ISSE / ISSO tasking in support of documenting and navigating the customer's ... response and digital forensics processes **Clearance Requirements:** + Must have active TS / SCI with Polygraph **Physical Requirements:** + Must be able to… more
    ManTech (11/22/25)
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  • IT Project Lead

    TekSynap (Washington, DC)
    …a federal agency. The team provides Information Systems Security Officer ( ISSO ), Information Systems Security Engineer ( ISSE ), and Information ... data. **REQUIRED QUALIFICATIONS** + Mandatory: Must hold an active TOP SECRET clearance with the ability to...SECRET clearance with the ability to obtain an SCI + 10 years of relevant experience providing project… more
    TekSynap (11/30/25)
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  • Information Systems Security Engineer

    TekSynap (Chantilly, VA)
    …of the ISSO role, the recommendations comply with the Federal Information Security Modernization Act (FISMA), and in accordance with NIST (National Institute of ... as well as developing waivers, exceptions, and risk acceptance documents for information system vulnerabilities. + Coordinates with engineering ISSE and system… more
    TekSynap (12/06/25)
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  • Cross Domain Solutions Administrator (ONI)

    FGS, LLC (Suitland, MD)
    …**Employment Term and Type: Regular, Full Time** **Required Security Clearance: TS / SCI ** **Required Education: High School or equivalent experience** **Salary ... to support customer and/or security requirements + Coordinate with ISSM/ ISSO in support of IATT and ATO requirements +...High School diploma or equivalent Security Clearance Requirements: + TS / SCI Physical Requirements: + Sitting 70% Standing… more
    FGS, LLC (11/22/25)
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  • Information Systems Security Engineer

    Belay Technologies (Laurel, MD)
    Information Systems Security Engineer (Level 2/3) to join our intel team. The ​ Information Systems Security Engineer ﴾ ISSE ﴿ Skill Level 3 will join a team of ... remediation Ed Candidates should have the following qualifications: + TS / SCI Clearance with polygraph + Fifteen (15)...with polygraph + Fifteen (15) years' experience as an ISSO on programs and contracts of similar scope, type,… more
    Belay Technologies (11/19/25)
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  • Information Systems Security Engineer

    TekSynap (Washington, DC)
    …focus. **WORK AUTHORIZATION/SECURITY CLEARANCE** Citizenship: US Citizenship Clearance requirement: TS / SCI , eligible for CI Poly **OTHER INFORMATION ** Please ... DIA Risk Management Framework (RMF) standards forthe performance of the ISSO role, the recommendationscomplywiththe Federal Information Security Modernization… more
    TekSynap (11/06/25)
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