• Mid-Level Software Developer

    Koniag Government Services (Winchester, VA)
    …LLC a Koniag Government Services company **,** is seeking a Mid Software Engineer with a Top - Secret clearance to support ATS and our government ... significant software engineering experience (5+ years) **Clearance Requirement:** + Top Secret Security Clearance **Work Experience, Knowledge, Skills &… more
    Koniag Government Services (09/30/25)
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  • Fidelis Administrator - Active TS /SCI…

    ENS Solutions (Norfolk, VA)
    …deployments and configuration management. + Experience as a network administrator or systems engineer . + Experience in using Active Directory to manage ... etc. Install, configure and manage operating system and application software as necessary. Support Linux & Windows systems...issues to ensure it remains fully operational + Active TS /SCI clearance; willingness to take a polygraph exam +… more
    ENS Solutions (09/27/25)
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  • Vulnerability Researcher: All Levels (Applicants…

    Cipher Tech Solutions (Vienna, VA)
    …will be working independently as a Vulnerability Researcher to identify flaws in software . The candidate must be familiar with the latest techniques in vulnerability ... Must hold a US government security clearance at the TS Level or higher at time of application +...to self-drive research tasking + Motivated to learn complex systems Desired Skills: + Performing full system emulation for… more
    Cipher Tech Solutions (08/25/25)
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  • MECM Systems Engineer - Senior

    Amentum (Warrenton, VA)
    …program is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN- TS ES) which is a ... If so, look no further. Amentum is seeking a Systems Engineer MECM to join our team...a dynamic environment **Clearance Required:** * Must have active Top - Secret clearance with SCI or TS… more
    Amentum (09/25/25)
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  • Microsoft Endpoint Configuration Manager (MECM)…

    Amentum (Warrenton, VA)
    …program is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN- TS ES) which is a ... transformative change. **Responsibilities:** The duties and responsibilities of the Systems Engineer MECM include, but are not...team in a dynamic environment **Clearance Required:** + Active Top - Secret clearance with SCI or TS… more
    Amentum (09/25/25)
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  • Network Engineer - Senior

    Amentum (Warrenton, VA)
    …program is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN- TS ES) which is a ... look no further. Amentum is seeking a Senior Network Engineer to join our team of passionate individuals in...a dynamic environment **Clearance Required:** * Must have active Top - Secret clearance with SCI or TS… more
    Amentum (09/23/25)
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  • Software Engineer

    Guidehouse (Springfield, VA)
    … Software Engineering (SWE) **Travel Required** **:** None **Clearance Required** **:** Active Top Secret SCI ( TS /SCI) **What You Will Do** **:** Support ... You Will Need** **:** + An ACTIVE and MAINTAINED TOP SECRET with SCI ( TS /SCI)...clearance with a COUNTERINTELLIGENCE (CI) polygraph + Experience with software quality processes and configuration/change management systems … more
    Guidehouse (07/10/25)
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  • Senior Software Engineer

    Noblis (Chantilly, VA)
    …with cross-functional teams to ensure seamless integration Required Qualifications + Active Top Secret ( TS ) clearance with eligibility for Sensitive ... Responsibilities As a Software Engineer , you will be responsible...Train (ART) activities + Support the multi-enclave environment (Unclassified, Secret , and Top Secret ) +… more
    Noblis (09/06/25)
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  • Cyber Software Test Engineer…

    Northrop Grumman (Chantilly, VA)
    …theories, concepts, and techniques **Preferred Qualifications for both levels:** + Active Top Secret /SCI security clearance + Software development ... Systems ** is seeking a candidate to fill a ** Software Test Engineer / Principal Software...+ Willing and able to obtain and maintain a TS /SCI Security Clearance (US citizenship is a pre-requisite) +… more
    Northrop Grumman (09/25/25)
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  • Software Engineer - Level 3 or 4

    Northrop Grumman (Fairfax, VA)
    …detailed below as well as the interview assessment._ + Requires an **active** Top - Secret ( TS )/Sensitive Compartmented Information (SCI) clearance [ ** TS ... your pioneering spirit to our collaborative teams. This _Software Engineer - Level 3 or 4_ role will be...will:** + Design, develop, document, test and debug applications software and systems that contain logical and… more
    Northrop Grumman (09/25/25)
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