• Security Engineering Lead

    TekSynap (Ashburn, VA)
    …a degree) + Certifications : Minimum required A+, Security+ or Network +. **PREFERRED QUALIFICATIONS & COMPETENCIES** + CISSP certification preferred ... working knowledge of encryption algorithms, secure communications, SIEM technologies, and embedded systems security + Advanced working knowledge of network and… more
    TekSynap (12/02/25)
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  • Information System Security Eng (ISSE) III

    Global Resource Solutions (Arlington, VA)
    …new techniques to improve Confidentiality, Integrity, and Availability for networks/ systems operating at various classification levels. Requirement: + ... system security engineering activities with a focus on lifecycle of current systems and future requirement scoping. The position will collect and process the… more
    Global Resource Solutions (12/19/25)
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  • Senior AV Programmer

    Intrepid Solutions and Services (Ashburn, VA)
    …completion of an apprenticeship program and equivalent years of work-related experience. ** CERTIFICATION (S): One** or more of the following certifications is ... and schedules along with prioritization of work across a broad enterprise of AV systems with varying levels of usage and dependencies. + Perform touch panel design… more
    Intrepid Solutions and Services (10/14/25)
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  • Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    Systems : Strong understanding of Linux and/or Windows Server operating systems . + Networking: Knowledge of network protocols, routing, and firewall ... Infrastructure-as-Code Certifications : Terraform Certified Professional. + Other Relevant Certifications : CompTIA Network +, Cisco CCNA. _At Nightwing, we… more
    Nightwing (09/26/25)
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  • Senior Malware Engineer

    Leidos (Alexandria, VA)
    …including known ports and services; + Demonstrated advanced experience with the Windows operating system and other operating systems (eg, Linux or ... and will aid in discovering other affected or vulnerable systems , establishing a more concrete framework for attribution, and...TS/SCI) + **Current DoD 8570 IAT II and GREM certifications required.** We are unable to consider applicants without… more
    Leidos (10/31/25)
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  • Penetration Tester, Senior

    CACI International (Chantilly, VA)
    … functions (SMS, MMS, Voice, data) and cellular system functions * Understanding of Operating Systems (Windows, MacOS, Linux, Mac OS, Mobile OS, etc.) * ... technical puzzles every day using your breadth of computer, network , and applications pen-testing experience. As a functional member...creative ways to break into a range of customer systems and illustrate to stakeholders what could happen if… more
    CACI International (10/18/25)
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  • Software Developer, Journeyman (Security Clearance…

    ICF (Arlington, VA)
    …that will help the US protect and defend its networks and critical information systems . This role will act as a Software Developer to support a large federal ... effect + Support the design, development, and deployment of production systems adhering to the Continuous Integration/Continuous Delivery (CI/CD) pipeline +… more
    ICF (12/19/25)
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  • Security Incident Analyst (SiA) - TS/SCI…

    General Dynamics Information Technology (Norfolk, VA)
    …a Polygraph. + Preferred Skills: Splunk, Proofpoint, Fidelis, Solera, Windows, and Linux Operating Systems . Location: On Customer Site + Bolling AFB, Washington ... (IT) assets and DIA personnel to the DIA Computer Network Defense Center (DCNDC) and Information Systems ...8+ years of relevant experience, equivalent combinations of education, certifications , and experience will be considered. + DoD Approved… more
    General Dynamics Information Technology (11/18/25)
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  • Suricata Engineer - Active TS/SCI with CI Poly

    ENS Solutions (Reston, VA)
    …of Suricata (Docker/Kubernetes) in enterprise environments. + Familiarity with common Linux operating systems , including RHEL, Oracle, CentOS. + Familiarity with ... and how these configurations integrate and influence the Suricata Intrusion Detection Systems /Intrusion Prevention Systems (IDS/IPS). You will play a critical… more
    ENS Solutions (11/26/25)
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  • Cyber Operations Specialist III

    System One (Springfield, VA)
    …to established security standards and Governmental requirements for security on these systems . + Designs and implements data network security measures; operates ... develops Continuity of Operation (COOP)/Disaster Recovery (DR) plans and supports certification of Information Systems and Networks. + Advanced Cybersecurity… more
    System One (12/18/25)
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