• Information Systems Security

    TekSynap (Washington, DC)
    **Responsibilities & Qualifications** **REQUIRED QUALIFICATIONS** + **Mandatory Active Top - Secret Clearance with a CI Poly** + 8-10 years proventrack ... vision, depth perception, and ability to adjust focus. **WORK AUTHORIZATION/ SECURITY CLEARANCE** Citizenship: US Citizenship Clearance requirement: TS /SCI,… more
    TekSynap (11/06/25)
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  • Information Systems Security

    Parsons Corporation (Fort Belvoir, VA)
    …+ Experience in engineering cross-domain solutions ** Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this ... **Job Description:** Parsons is looking for an amazingly talented ** ISSE ** to join our team! Your role will include...treatment decisions **What Required Skills You'll Bring:** + Active TS /SCI clearance + BA/BS in Information Security more
    Parsons Corporation (12/25/25)
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  • Senior Information System Security

    General Dynamics Information Technology (Reston, VA)
    …RQ210603 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... information systems and network architectures as an Information System Security Engineer at GDIT. Here, you'll tailor...of security indoctrination with any necessarycertifications. + Security Clearance Level: TS /SCI and CI Poly… more
    General Dynamics Information Technology (11/21/25)
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  • Senior Cyber Risk Manager (Splunk Engineer

    The MITRE Corporation (Mclean, VA)
    … Services Division (R300) is looking to fill a Senior Information Systems Security Engineer position, with a focus on classified environments. The selected ... a PhD; or equivalent combination of related education and work experience. + Active Top Secret clearance with SCI eligibility. Ability to obtain and maintain a… more
    The MITRE Corporation (11/08/25)
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  • Information Systems Security

    Amentum (Columbia, MD)
    We are seeking a Information Systems Security Engineer LV3 for a prime contract that is based out of our Columbia, MD office. **Responsibilities:** + Participate ... as the primary security engineering representative on engineering teams for the design,...requirements **Requirements:** + Twenty (20) years experience as an ISSE on programs and contracts of similar scope, type,… more
    Amentum (11/12/25)
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  • Cyber Software Engineer - SIGINT Systems

    Lockheed Martin (Hanover, MD)
    …an external hire\! \#RMSC6ISR \#OneLMHotJobs \#RMSRB2025 **Basic Qualifications:** * Current DoD Top Secret SCI with Polygraph Seeking multiple levels of ... Software engineering * Systems engineering * Cyber researchers \(Capabilities Analyst, etc\) * System Security \(ISSO / ISSE / ISSM\) * Technical writer * Test… more
    Lockheed Martin (01/08/26)
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  • Program Security Engineer

    SAIC (Chantilly, VA)
    Security Officers (CPSO) and Information System Security Engineers ( ISSE ). **Qualifications** + Must possess an active TS /SCI clearance with Polygraph. ... & integration and more. This position is for Program Security Engineer for a large, multi-year contract...**Desired Qualifications:** + Experience working in an ISSM or ISSE role. + Experience working in a PSO role… more
    SAIC (12/23/25)
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  • Information Systems Security

    ARSIEM (Annapolis Junction, MD)
    …have an impact on every client you work with. ARSIEM seeks an Information Systems Security Engineer 3 . This position will support one of our government clients ... in Annapolis Junction, MD. Responsibilities + Perform or review technical security assessments of computing environments to identify points of vulnerability and… more
    ARSIEM (10/14/25)
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  • Senior Principal Information Systems…

    Concurrent Technologies Corporation (Columbia, MD)
    Senior Principal Information Systems Security Engineer Concurrent Technologies Corporation Client Site - Columbia, MD area Minimum Clearance Required: TS /SCI ... Fullscope Poly Clearance Level Must Be Able to Obtain: TS /SCI with Fullscope Poly CTC stays ahead of the...the Federal Government is required + The Information Systems Security Engineer shall perform, or review, technical… more
    Concurrent Technologies Corporation (01/08/26)
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  • Security Engineer /Architect…

    Huntington Ingalls Industries (Fort Belvoir, VA)
    …Citizenship required. + 9+ years of experience as an ISSE or security -focused software / systems engineer with large multi-tiered programs and Bachelors in ... interview process. Job Description Enlighten is looking for a Security Engineer /Architect. Candidate will be required to...work. + Other duties as assigned. Minimum Qualifications + Security Clearance - A current TS /SCI level… more
    Huntington Ingalls Industries (12/12/25)
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