• Citrix Systems Administrator

    Leidos (Bethesda, MD)
    …has 4+ years of experience supervising or leading teams or projects. **Clearance** + Active TS / SCI clearance with Polygraph required OR active TS / SCI and ... Citrix XenDesktop, Citrix XenApp, Citrix NetScaler, and Citrix StoreFront. + Monitor Citrix infrastructure and identify system anomalies before they impact customers… more
    Leidos (07/24/25)
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  • Network Tools Administrator

    Leidos (Mclean, VA)
    …relevant factors. + Create, update and comply with SOPs and other documentation. **Required Security Clearance:** + Active TS / SCI with Polygraph clearance is ... to ensure network inventory needs are met. + Continually monitor and fine-tune performance of Information Systems,...required. **Required Experience, Skills, and Education:** + Active TS / SCI with Polygraph security clearance… more
    Leidos (07/22/25)
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  • Messaging & Collaboration Systems Administrator

    FGS, LLC (Suitland, MD)
    …Requires US Citizenship **Employment Term and Type:** Regular, Full Time **Required Security Clearance:** TS / SCI **Required Education:** High School or ... field preferred. ** Security Clearance Requirements:** + Must possess an active TS / SCI clearance at time of application. **Physical Requirements:** + Sitting… more
    FGS, LLC (06/04/25)
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  • Service Center Frontline Account Manager

    CACI International (Chantilly, VA)
    …Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage of Travel Required: ... high operational standards and visibility into ongoing actions. Required Qualifications: * Active TS / SCI with Polygraph is mandatory. * Current DoD 8570 IAT… more
    CACI International (07/18/25)
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  • Network Engineer

    CACI International (Mclean, VA)
    …Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage of Travel Required: ... maintain the network hardware and software, as well as monitor the network to ensure availability to all system...interfaces + Create a weekly activity report **Qualifications:** + TS / SCI + poly + Bachelor's degree preferably… more
    CACI International (07/08/25)
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  • Cloud Systems Administrator IV

    Criterion Systems (Reston, VA)
    …virtual, cloud). + Experience supporting security audits and testing events. Security Clearance Level + TS / SCI with active counterintelligence polygraph. ... Education, Skills & Technologies + Must possess an active (<= 6 years) TS / SCI with counterintelligence polygraph. + Bachelor's degree in computer science,… more
    Criterion Systems (06/18/25)
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  • Core/WAN Network Lead

    CACI International (Sterling, VA)
    …+ Develop and maintain customer's deployable communications suites. **Qualifications:** _Required:_ + Security Clearance: active TS / SCI + 10+ years related ... CORE/WAN Network Lead Job Category: Information Technology Time Type: Full time Minimum Clearance...Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel… more
    CACI International (07/25/25)
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  • Network Operations Center (NOC) Tier 3

    CACI International (Springfield, VA)
    …communications equipment. + Develop and maintain network architecture diagrams **Qualifications:** + Security Clearance: Active TS / SCI with Polygraph + 10+ ... Network Operations Center (NOC) Tier 3 Job Category: Information Technology Time Type: Full time Minimum Clearance...Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage… more
    CACI International (07/26/25)
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  • Cloud Systems Administrator V

    Criterion Systems (Reston, VA)
    …(physical, virtual, cloud). + Experience supporting security audits and testing events. Security Clearance Level + TS / SCI with Polygraph (current) Work ... response times to maintain operating efficiency. + Performs systems security administration functions, including creating user profiles and accounts....be considered in lieu of degree. + Must have TS / SCI with active (<= 6 years) polygraph.… more
    Criterion Systems (05/09/25)
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  • Core/WAN Network Designer- Tier 3

    CACI International (Sterling, VA)
    …maintenance. + Develop and maintain customer's deployable communications suites. **Qualifications:** + Security Clearance: active TS / SCI + 10+ years related ... CORE/WAN Network Designer- Tier 3 Job Category: Information Technology Time Type: Full time Minimum Clearance...Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel… more
    CACI International (07/26/25)
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