• Cyber Defense Forensics Lead

    TekSynap (Ashburn, VA)
    …experience in the last two (2) years that includes host-based and network -based security monitoring, identifying and analyzing anomalous activities with ... Defense Forensic team in support of Insider Threat Operations and Security Operations according to established policies, handbooks, and Standard Operating Procedures… more
    TekSynap (06/03/25)
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  • Sr. Domain Security Advisor | Remote, USA

    Optiv (Herndon, VA)
    …Services PreSales experience in one of these focus areas: IoT/OT, SIEM and SOAR, Network and SASE, Cloud CSP Security , or Endpoint. + Highly motivated ... hired anywhere in the continental US_** The Sr. Domain Security Advisor (DSA) is the representative expert in a...+ Drive new discussions by leveraging peer and industry network contacts. + Perform requirements gathering, analysis and technology… more
    Optiv (08/02/25)
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  • Information System Security Engineer (ISSE)

    KBR (Alexandria, VA)
    …solutions. The ideal candidate has a diverse technical background in cybersecurity, network protection, software development, application security and must have ... Title: Information System Security Engineer (ISSE) Belong. Connect. Grow. with KBR!...to provide cybersecurity engineering support to the JMETC Secret Network and other networks. Come join a team that… more
    KBR (07/02/25)
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  • Senior Cyber Security SIEM Specialist

    ManTech (Herndon, VA)
    …platforms (eg, Splunk, Swimlane, ArcSight, QRadar, LogRhythm) + Strong understanding of network protocols, system logs, and security event correlation + ... **ManTech** seeks a motivated, career and customer-oriented **Senior Cyber Security SIEM Specialist** to join our team in the DC, Maryland, and Virginia (Northern)… more
    ManTech (06/03/25)
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  • Lead IT Auditor

    Navy Federal Credit Union (Vienna, VA)
    …experience with auditing cloud environments (Azure), operating systems (Windows, Linux), and network security controls Hours: Monday - Friday, 8:00AM - 4:30PM ... education, and training Desired Qualifications + IT Certifications - CompTIA A+, Network +, Security +, CISA, CRISC, CISSP or GIAC Security Essentials (GSEC)… more
    Navy Federal Credit Union (08/16/25)
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  • Senior Windows Systems Administrator

    SMX (Dahlgren, VA)
    …+ Installation and configuration of COTs software products + Proficient with major network security tools such as firewalls + Proficient with network ... and troubleshooting technical issues, configuring internal systems, managing the security and permissions of user accounts, creating and maintaining backup… more
    SMX (08/08/25)
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  • Cross Domain Provisioning Engineer

    CACI International (Springfield, VA)
    …of general operating system security practices, TCP/IP networking, and network security concepts. _Desired:_ + Experience working with Cross Domain ... Type of Travel: Local * * * **The Opportunity:** **Transport Cyber Security Services (TCS)** is a premier, long-term contract with the **National… more
    CACI International (07/09/25)
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  • Systems Engineer

    Leidos (Chantilly, VA)
    …or Security ) + Juniper JNCIS / JNCIP / JNCIE + CompTIA Security + / Network + VMware VCP-NV (NSX-T) Familiarity with: + Software-Defined Networking (SDN) ... **Description** Leidos is seeking a High-Level Network Engineer to join our Infrastructure Team in...architecture, design, and implementation with a strong emphasis on security , scalability, and performance. This position requires a TS/SCI… more
    Leidos (08/16/25)
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  • Technical Collections Engineer/Analyst_Jr. Level

    Nightwing (Sterling, VA)
    …-Top Secret/SCI with Polygraph **Required Skills:** + Network troubleshooting, network traffic characterization, and network security and analysis ... care, system administration, knowledge of automation technologies, and scripting + Network Engineering/ Security + Excellent communication skills + Willingness… more
    Nightwing (06/27/25)
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  • Cloud Engineer - Active TS/SCI

    ENS Solutions (Springfield, VA)
    …in cloud platform technologies and platform-as-a-service (PaaS) implementation Benefits Essential Network Security (ENS) Solutions, LLC is a service-disabled ... Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security , System Engineering, Program/Project Management, IT support,… more
    ENS Solutions (08/15/25)
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