• Infinity Systems Engineering (Alexandria, VA)
    …with internal teams to support IT projects and initiatives. Qualifications: + Clearance: TS / SCI CI Poly + Education: 4+ years' experience and a bachelor's ... be more with us! Job Summary: We are seeking a skilled Systems Administrator/ Network Engineer to join our mission-driven team. This position offers a broad scope… more
    DirectEmployers Association (12/03/25)
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  • Applied Research Associates, Inc. (Fort Belvoir, VA)
    …engineering, or related discipline plus 8-10 years of experience + Current / Active Top Secret clearance with the ability to obtain and maintain SCI ... to include system security authorization agreements + Experience conducting Information Operations Computer Network Defense/Exploitation assessments + Experience… more
    DirectEmployers Association (09/20/25)
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  • Tyto Athene (Fairfax, VA)
    **Description** Tyto Athene is searching for a ** Senior Information System Security Officer (ISSO)** to be responsible for the overall handling of information ... development + Balancing security requirements with mission needs **Clearance:** + TS / SCI **Location:** + Merrifield, Virginia **About Tyto Athene**… more
    DirectEmployers Association (09/16/25)
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  • Tyto Athene (Ashburn, VA)
    Network Forensic Analyst **Location:** + Ashburn, VA **Clearance:** + TS / SCI Clearance required **About Tyto Athene** **Compensation:** + Compensation is ... networks and systems. + Perform detailed threat analysis, technical analysis, and network asset traversal to identify anomalies and malicious activity. + Collaborate… more
    DirectEmployers Association (11/01/25)
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  • Tyto Athene (Ashburn, VA)
    Network Forensic Analyst **Location:** + Ashburn, VA **Clearance:** + TS / SCI Clearance required **About Tyto Athene** **Compensation:** + Compensation is ... analysis, and dissemination of actionable intelligence. + Perform host-based and network -based security monitoring to detect and respond to advanced threats. +… more
    DirectEmployers Association (11/01/25)
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  • Tyto Athene (Ashburn, VA)
    Network Forensic Analyst **Location:** + Ashburn, VA **Clearance:** + TS / SCI Clearance required **About Tyto Athene** **Compensation:** + Compensation is ... on Amazon Web Services (AWS). + Serve as a senior Splunk Administrator or Architect, responsible for the configuration,...+ Certified Splunk Architect (II) + CISSP - Certified Information Systems Security Professional + GCFA - GIAC Certified… more
    DirectEmployers Association (11/01/25)
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  • Tyto Athene (Ashburn, VA)
    …of five (5) years of direct project and program management experience supporting information systems or computer network services. + Bachelor's degree in ... a plus + Other relevant IT certifications are a plus **Clearance:** + TS / SCI Clearance required **Location:** + Ashburn, VA **About Tyto Athene**… more
    DirectEmployers Association (11/01/25)
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  • Tyto Athene (Ashburn, VA)
    …of seven (7) years of direct project and program management experience delivering information systems or computer network support services. + Bachelor's degree ... + CISSP and/or other relevant IT certifications are a plus **Clearance:** + TS / SCI Clearance required **Location:** + Ashburn, VA **About Tyto Athene**… more
    DirectEmployers Association (11/01/25)
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  • Senior Consultant, OCP Infrastructure…

    Red Hat (Richmond, VA)
    …reside in a state where Red Hat is registered to do business and hold an active Top Secret SCI with polygraph clearance. What you will do: + Guide customers ... The Red Hat Services team is looking for a Senior Consultant to deliver solutions that solve our client's...What you will bring: + Required Experience: + Active Top Secret SCI clearance, with… more
    Red Hat (11/16/25)
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  • Test Engineer-Communications Systems 3/4…

    Northrop Grumman (Dulles, VA)
    …years (level 4) of relevant experience + US citizen + Active or current Top Secret clearance with the ability to obtain SCI at the time of application. + At ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the Time **Description** At...can be filled as a Principal (level 3) or Sr Principal (level 4) depending on years of experience… more
    Northrop Grumman (12/05/25)
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  • Cyber Security Analyst Sr Advisor…

    General Dynamics Information Technology (Mclean, VA)
    …ID:** RQ206024 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... + Demonstrated experience in IT best practices regarding application, enterprise system, and network security + **Security Clearance: TS / SCI w/Poly** +… more
    General Dynamics Information Technology (11/25/25)
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  • Deployable Sr Principal Network

    Northrop Grumman (Chantilly, VA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our ... Grumman Aeronautics Systems has an opening for a **Deployable Sr Principal Network Communications (Level 4)** to...of a degree. + Must have an active DoD Top Secret clearance (with Polygraph or currently… more
    Northrop Grumman (11/21/25)
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  • TS / SCI Sr . Network

    Insight Global (Mount Vernon, VA)
    Job Description Insight Global is looking for a Sr . Network Engineer to support one of our large federal clients on a long-term DoD contract. This person will ... need to possess a TS / SCI DoD clearance and work in person...are not limited to: Install, configure, and maintain customer network infrastructure and security stack as part of a… more
    Insight Global (11/26/25)
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  • Senior Network Engineer - Top

    General Dynamics Information Technology (Arlington, VA)
    …RQ210158 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT ... Yes **Job Description:** **Transform technology into opportunity as a Senior Network Engineer at GDIT. Shape what's...related experience.** **Security clearance level:** **Active Top Secret required with the ability to obtain SCI more
    General Dynamics Information Technology (11/11/25)
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  • Sr . Governance and Events Specialist…

    Leidos (Mclean, VA)
    …and travel coordination systems. + Proven ability to identify and protect sensitive information while engaging with diverse stakeholders. + Proficiency in ... **Leidos** has a new and exciting opportunity for a ** Sr . Governance and Events Specialist** in our **National Security...Community (IC) program in **McLean, VA** . An Active TS / SCI with polygraph security clearance is required… more
    Leidos (12/12/25)
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  • SAP NS2 Sr . Java Developer - Active…

    SAP (Herndon, VA)
    …+ Capable of translating complex technical solutions into structured documentation. Security Clearance TOP SECRET SCI with Polygraph required **Bring out ... security and critical infrastructure customers. We are seeking a highly experienced Senior Java Developer to support, maintain, and enhance a suite of standalone… more
    SAP (11/13/25)
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  • Sr . Task Manager McLean TS

    Leidos (Mclean, VA)
    …Manager to support an Intelligence Community (IC) program in McLean, VA. **An Active TS / SCI with polygraph security clearance is required up front to be ... US Government and Private Sector entities + **Clearance Required: Must have TS / SCI with Polygraph.** **Preferred Qualifications:** + Experience in the following… more
    Leidos (11/25/25)
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  • Network Engineer Senior - TS

    General Dynamics Information Technology (Charlottesville, VA)
    …related experience **US Citizenship Required:** Yes **Job Description:** ** Network Engineer Senior - TS / SCI required** Make meaningful contributions that ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph...projects. Join GDIT as a ** Network Engineer Senior - TS / SCI required** with… more
    General Dynamics Information Technology (10/11/25)
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  • NCIS Systems Administrator | Active Top

    General Dynamics Information Technology (Quantico, VA)
    …**WHAT YOU'LL NEED TO SUCCEED** + **Security Clearance Level:** Active Top Secret clearance (Must be TS / SCI eligible) + **Required Experience:** + ... RQ209916 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT… more
    General Dynamics Information Technology (11/04/25)
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  • Exploitation Analyst - Top Secret

    Cambridge International Systems Inc (Norfolk, VA)
    Exploitation Analyst - Top Secret Clearance | Norfolk, VA Cambridge International Systems, Inc. Join a dynamic global team united by shared values: commitment, ... integrity, and perseverance. At Cambridge, you'll work alongside top talent worldwide, tackling some of today's most complex...This is a full-time position requiring an active DoD TS clearance. This position is contingent upon contract award… more
    Cambridge International Systems Inc (12/04/25)
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