• Information System Security Professionals ISSO…

    Leidos (Annapolis Junction, MD)
    …processes, and procedures. **ISSE Job Summary** The Information Systems Security Engineer (ISSE) is crucial in designing, developing, and implementing secure ... could include one or more of the following IAT II , IAM I, II or III or...serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with… more
    Leidos (01/06/26)
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  • PPSM Cyber Analyst

    Leidos (Odenton, MD)
    **Description** Leidos is seeking a Ports, Protocols, and Services Management (PPSM) Engineer in Ft Meade, MD. Our PPSM team provides end-to-end data protection by ... clearance with SCI eligibility required + DoD 8570 IAM II or IAT II certification + Advanced...serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with… more
    Leidos (12/30/25)
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  • Senior Linux Systems Administrator

    Leidos (Camp Springs, MD)
    **Description** The Leidos Digital Modernization Sector is seeking a **_Senior Linux Systems Administrator_** in support of the Air Force National Capital (AFNCR) IT ... Active Secret security clearance. + Requires an current 8140 IAT Level II (Intermediate or Advanced) certificate (CompTIA Security+ or Systems Security Certified… more
    Leidos (12/20/25)
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  • Security Architect

    Leidos (Bethesda, MD)
    …Leidos has an exciting opening for you as our next TS/SCI Security Engineer Architect working across several Task Orders under the DOMEX Technology Platform (DTP) ... contract supporting National Digital Exploitation & OSINT Center systems. Have impact as...least one of the following DoD 8570.01-M IASAE Level II certifications: CISSP, CISSP-ISSAP, CISSP-ISSEP, CSSLP, or CASP+ CE.… more
    Leidos (12/16/25)
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  • Transport Field Regional Lead

    Leidos (Patuxent River, MD)
    …+ Responsible for the day-to-day management of the Transport Field/Base Network Engineer (FBNE) staff assigned to include Incident Management, O&M, and support ... integrity, and common security elements + Minimum of DoD 8570.01 IAT Level II Certification required prior to onboarding: CompTIA Security+ CE, CDN, ISC2 SSCP, GSEC,… more
    Leidos (12/12/25)
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  • Systems Integration Technician

    ManTech (Belcamp, MD)
    …5+ years of relevant experience as a System Technician or performing System Engineer related activities. + 3+ years in the Department of Defense supporting systems ... centers. + Must be able to obtain DoD 8570/8410 IAT Level II . **Preferred Qualifications:** + Familiarity with selecting appropriate network protocols and… more
    ManTech (12/10/25)
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