• Core/WAN Network - Tier 3

    CACI International (Sterling, VA)
    …Tier 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of ... maintenance of complex, global enterprise networks. The Senior Network Engineer will act as a key technical leader, driving...and performance of the network including hardware and management software . + Develop and maintain a road map for… more
    CACI International (12/19/25)
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  • Mid System Administrator

    Parsons Corporation (Quantico, VA)
    …Azure server environments **Security Clearance Requirement:** An active Top Secret SCI w/ Polygraph security clearance is required for this position.​ This ... accounts, maintaining system documentation, tuning system performance, installing system wide software and allocating mass storage space. + Interacts with users and… more
    Parsons Corporation (11/15/25)
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  • Information Technology /Assurance Specialist SME

    Chenega Corporation (Arlington, VA)
    …functions. + Support operational servers and applications, including hardware and software problem resolutions. + Support the existing wide-area network (WAN), which ... integrator with responsibility for implementing and integrating new requirements, as required . + Advise and provide cybersecurity support to the Information System… more
    Chenega Corporation (01/09/26)
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  • Expert Automated Tester

    Leidos (Chantilly, VA)
    …Communicates with internal team members across multiple areas and client team members. Required Qualifications + Active TS/SCI with Polygraph + Bachelor's Degree ... IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management. The Test Engineer will support the test of access control systems for a… more
    Leidos (01/09/26)
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  • Electronics Technician 2

    M. C. Dean (Chantilly, VA)
    …including US Citizenship, for access to classified information; **ACTIVE TS/SCI w/ POLYGRAPH clearance is REQUIRED ** **Education/Experience:** + HS diploma or ... at MC Dean, you will join forces with more than 5,800 professionals who engineer and deploy automated, secure and resilient power and technology systems; and deliver… more
    M. C. Dean (11/28/25)
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  • Electronics Technician 2

    M. C. Dean (Chantilly, VA)
    …to classified information; **ACTIVE TS/SCI CLEARANCE with the ability to obtain a Polygraph is REQUIRED ** **Key Requirements:** + Requires a Valid driver's ... will join forces with more than 5,800 professionals who engineer and deploy automated, secure and resilient power and...a local and global level. + Lead the on-site software commissioning and testing. + Lead inspections, evaluations, and… more
    M. C. Dean (10/30/25)
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  • Electronics Technician 3

    M. C. Dean (Fort Belvoir, VA)
    …to classified information; **ACTIVE TS/SCI Clearance with the ability to obtain a Polygraph is REQUIRED ** **Education:** + HS diploma or GED Military Electronics ... at MC Dean, you will join forces with more than 5,800 professionals who engineer and deploy automated, secure and resilient power and technology systems; and deliver… more
    M. C. Dean (10/18/25)
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  • Facility Operations Center Technical Team Lead,…

    Amazon (Arlington, VA)
    …selected candidate obtain and maintain an active TS/SCI security clearance with polygraph or commensurate clearance for each government agency for which they perform ... the 24/7 operation of the FOC. - Some travel required . About the team The Facility Operations Center (FOC)...platform on a 24x7x365 basis. We support Data Center Engineer Operations teams who are responsible for the operation… more
    Amazon (01/05/26)
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  • Systems Integrator SME

    Leidos (Chantilly, VA)
    …professionalism in all interactions, representing the front office with poise and accuracy ** Required Duties** * Active TS/SCI with Polygraph + Master's degree ... tight security restrictions + Experience with Project Management + Experience Systems or Software delivery programs Desired Duties + System Engineer experience +… more
    Leidos (12/17/25)
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