• Network Engineer - CTJ - Poly

    Microsoft Corporation (Reston, VA)
    …You'll work at the intersection of cloud innovation and mission-critical security , ensuring sensitive data moves safely and compliantly between environments like ... what matters most. We are looking for a Network Engineer to join a fast-paced team and solve complex...systems you help support are required to meet strict security policy and assurance requirements of both public and… more
    Microsoft Corporation (09/27/25)
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  • Senior Windows Engineer

    ManTech (Norfolk, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Windows Engineer ** to join our team in **Norfolk, VA.** This position is **onsite.** Join the ... and Group Policy Objects (GPOs) to align with organizational requirements and security standards + Configuring AD Server Roles such as Certificate Authorities (CAs),… more
    ManTech (09/24/25)
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  • Design Engineer 5

    M. C. Dean (Vienna, VA)
    …for the nation's most mission-critical facilities, secure environments, complex infrastructure , and global enterprises. With over 7,000 employees, our capabilities ... span electrical, electronic security , telecommunications, life safety, automation and controls, audiovisual, and...electrical, engineering, and cybersecurity industries. Seeking a **Senior Design Engineer ** that is able to work with a dynamic… more
    M. C. Dean (09/18/25)
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  • Network Firewall Engineer

    CACI International (Sterling, VA)
    Network Firewall Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... to support the implementation, configuration, and maintenance of our organization's firewall infrastructure . The ideal candidate will work closely with the network … more
    CACI International (07/26/25)
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  • Senior Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are not ... operating system dependencies, physical and virtual server environments, integration with infrastructure resources (eg storage and networking), and how to configure… more
    ManTech (09/30/25)
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  • Network Lab Engineer - Active TS/SCI…

    ENS Solutions (Sterling, VA)
    Seeking a Lab Engineer with strong networking expertise to support testing, evaluation, and development of advanced network solutions within a controlled lab ... environment. This role involves configuring network infrastructure , troubleshooting, and assisting in validation efforts to ensure high-performance and secure… more
    ENS Solutions (09/27/25)
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  • Senior Radio Communication Engineer

    SAIC (Hampton, VA)
    **Description** SAIC is seeking a Senior Communications Engineer to join our team in support of the Air Operations Center Weapons System (AOC WS) Falconer Program. ... configuring, troubleshooting issues, and migrating to new AOC RF and Datalink infrastructure components. + Assist site personnel with capturing site variances to… more
    SAIC (09/25/25)
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  • Network Engineer

    Nightwing (Herndon, VA)
    …community, defense, civil, and commercial markets. Nightwing is seeking a cleared Network Engineer in the Herndon area. The selected candidate will work as part of ... requirements, designs and orders. Understands how the overarching INFOSEC and COMSEC security requirements for the Customer network add to the complexity of this… more
    Nightwing (09/23/25)
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  • Senior IT Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior IT Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are ... operating system dependencies, physical and virtual server environments, integration with infrastructure resources (eg storage and networking), and how to configure… more
    ManTech (08/20/25)
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  • Unified Communications Services Engineer

    General Dynamics Information Technology (Chantilly, VA)
    …+ Polygraph **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Cisco Voice over IP,Unified Communications,Wide Area ... design, build and deploy, and administer large scale voice networks. The engineer will provide support to multiple globally dispersed WAN connected sites. Engineers… more
    General Dynamics Information Technology (08/16/25)
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