• Information Systems Security

    M. C. Dean (Vienna, VA)
    …to classified information ; **Active TS/SCI clearance required.** Responsibilities The Information System Security Manager (ISSM) is responsible for ... and for providing strategic and tactical leadership to a cybersecurity staff, including Information System Security Officer(s) and cybersecurity analysts. +… more
    M. C. Dean (09/13/25)
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  • ISSO/ Systems Security Engineer

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    …be responsible for identifying and mitigating vulnerabilities in security systems , conducting vulnerability scans, and applying system , network, and ... **Overview** ISSO/ SYSTEMS SECURITY ENGINEER Bowhead is seeking...non-repudiation).Tenable Assured Compliance Assessment Solution (ACAS) + Trellix Endpoint Security System (ESS), previously known as McAfee… more
    UIC Government Services and the Bowhead Family of Companies (08/29/25)
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  • Senior Security Systems Engineer

    Imagine One Technology & Management (Dahlgren, VA)
    system to be certified and accredited. + Research and apply Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs) ... security matters related to specific sets of information systems . + Lead the preparation and... design, developing engineering documentation, application of Model Based System Engineering (MBSE), cyber testing, cyber more
    Imagine One Technology & Management (09/24/25)
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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 (08/13/25)
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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 (08/13/25)
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  • ​​T2 AS&W Analyst - Night Back ​

    Leidos (Ashburn, VA)
    cyber threats to CBP networks through monitoring, intrusion detection and protective security services to CBP information systems including local area ... devices, servers and workstations. The CBP SOC is responsible for the overall security of CBP Enterprise-wide information systems , and collects,… more
    Leidos (09/26/25)
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  • Information System Security

    CACI International (Sterling, VA)
    Information System Security Engineer...an unparalleled opportunity to grow and advance. As our Information Systems Security Engineer, you ... have the opportunity to : - Analyze and evaluate information systems - Update security ...NIST/ ICD-503 + Vulnerability assessment scanning tools + Strong Cyber , Cyber Risk, or QA technical knowledge… more
    CACI International (07/22/25)
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  • Senior Information System

    ManTech (Chantilly, VA)
    ManTech is seeking a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team **in Chantilly, VA.** ... IASAE Level III certifications or one of the following certifications: Certified Information Systems Security Professional (CISSP) (or Associate), CompTIA… more
    ManTech (09/26/25)
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  • Lead Information System

    ManTech (Quantico, VA)
    …**Preferred Qualifications:** + Certified Information Systems Security Professional (CISSP) + Experience with Sponsor-specific cyber compliance ... MANTECH seeks a mission-driven **Lead Information Systems Security Officer**...+ Leading the development, execution, and management of the system security accreditation process + Creating, reviewing,… more
    ManTech (09/24/25)
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  • ACAS Systems Administrator/…

    CACI International (Norfolk, VA)
    …Continental US * * * **The Opportunity** We're seeking an experienced Information Systems Security Engineer & ACAS System Administrator to join our NTCSS ... ACAS Systems Administrator/ Information Systems Security Officer... Cyber Forensics Professional, CCSP - Certified Cloud Security Professional, CISSP - Certified Information more
    CACI International (09/25/25)
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