• Tier 3 IT Support

    Amentum (Washington, DC)
    Amentum is seeking a ** Tier 3 IT Support Technician** to join our team and support our **Washington, DC** customer. We are looking for team members ... manage as a premier government contractor. You enjoy providing Tier 3 support while multitasking...**Responsibilities:** + Provide Tier 3 IT desk side and/or call center support more
    Amentum (11/14/25)
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  • Tier 3 Help Desk Support

    Koniag Government Services (Washington, DC)
    Koniag IT Systems LLC, a Koniag Government Services company, is seeking a Tier 3 Help Desk Support Engineer to support KITS and our government ... and self-motivated individual to perform the duties of a Tier 3 System Administrator to support...and reporting. This may include working directly with other IT resources and teams responsible for remediation + Experience… more
    Koniag Government Services (10/16/25)
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  • Application Support Engineer ( Tier

    GetWellNetwork, Inc. (Bethesda, MD)
    …is expanded knowledge and skill sets, ultimately reducing the number of tickets that require Tier 3 support + Improve upon existing Support documentation ... Title: Application Support Engineer ( Tier 3 ) Reporting to: VP, Managed Services & Support Location: Remote Primary Working Hours: 3rd shift, specific… more
    GetWellNetwork, Inc. (09/17/25)
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  • Systems Administrator - Tier 3

    GovCIO (Fairfax, VA)
    **Overview** GovCIO is currently hiring for a System Administrator - Tier 3 Support with an active Secret clearance in support of our DEA Bluestone ... $130,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4592/systems-administrator tier - 3 - support /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Fairfax_ **ID** _2024-4592_… more
    GovCIO (09/02/25)
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  • CAN/LAN Network Tier 3

    CACI International (Sterling, VA)
    …CACI is seeking a CAN/WAN Network Tier 3 to provide support for implementation, troubleshooting and maintenance of IT networks. This position will ... provide support for IT networks including day-to-day operations, monitoring and problem resolution...architectures, ensuring high availability, scalability, and performance. + Provide Tier 3 technical support for… more
    CACI International (10/25/25)
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  • Network Engineer- Tier 3

    CACI International (Sterling, VA)
    Network Engineer- Tier 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... * **Opportunity:** Team CACI is seeking a Senior Network Engineer to support an Intelligence Community customer's diverse network infrastructure, including CAN, LAN,… more
    CACI International (10/09/25)
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  • Tier 2 Help Desk Support Engineer

    Koniag Government Services (Washington, DC)
    Koniag IT Systems LLC, a Koniag Government Services company, is seeking a Tier 2 Help Desk Engineer to support KITS and our government customer in ... onsite in downtown Washington, DC a minimum of three ( 3 ) days per week - 80 hours per 2-week...and self-motivated individual to perform the duties of a Tier 2 Help Desk Engineer to support more
    Koniag Government Services (10/16/25)
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  • Network Administrator Tier 2 (Network…

    Koniag Government Services (Chantilly, VA)
    …paid time off, and more. The Tier 2 Network Administrator supports the Tier 3 Network team by assisting in the maintenance, monitoring, and basic ... network reliability and performance while escalating complex issues to Tier 3 or Tier 4...Science, Information Technology, or related field (Bachelor's) preferred + 2- 3 years of experience in network support more
    Koniag Government Services (10/24/25)
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  • Tier 2 Technician

    CACI International (Sterling, VA)
    …as well as work with software development and systems administrators by: + Provide second- tier support to end-users for PC, server, and mainframe applications or ... separated team is crucial. **What you'll get to do:** Support end-user applications and work in a multi- tier...Tier 2 Technician T2 - Bachelors Degree and 3 years related technical and managerial experience + **Must… more
    CACI International (11/15/25)
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  • Threat Management Specialist ( Tier 2)

    General Dynamics Information Technology (Falls Church, VA)
    …Certified Security Essentials (GSEC) + CISSP + SSCP (Desired) **Required Experience** : + 3 + years IT security experience with at least some exposure to AI/ML ... Exploits,Cyber Threat Intelligence,Security Information and Event Management (SIEM) **Experience:** 3 + years of related experience **Job Description:** Seize your… more
    General Dynamics Information Technology (11/15/25)
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  • CSOC Threat Management Specialist ( Tier 2)

    Nightwing (Falls Church, VA)
    …GIAC Certified Security Essentials (GSEC), CISSP, or SSCP desired Qualification Requirements: + 3 + years IT security experience with at least some exposure to ... advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our… more
    Nightwing (11/14/25)
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  • Help Desk Technician - Tier III - TS/SCI w.…

    General Dynamics Information Technology (Washington, DC)
    …Trust/Other Required:** None **Job Family:** Technical Support Services **Skills:** Computer Hardware,Hardware Troubleshooting,Troubleshooting **Experience:** ... Help Desk Technician with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter...network monitoring during customer core hours with 24/7 on-call support (on-call support includes weekends and holidays).… more
    General Dynamics Information Technology (09/11/25)
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  • IT Help Desk Manager

    IT Veterans (Greenbelt, MD)
    …Help Desk Manager oversees the daily operations of the IT service desk in support of federal... Tier 1, Tier 2, and Tier 3 IT help desk ... IT Help Desk Manager Greenbelt, MD . Information...This position offers a hybrid work environment, combining on-site support with remote flexibility, based on contract requirements and… more
    IT Veterans (10/10/25)
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  • IT Services Support Specialist

    TekSynap (Arlington, VA)
    …tickets, andassistingwith onboarding and adoption of IT tools. **RESPONSIBILITIES** + Deliver Tier 1/2 IT support for JPO's 1,500-4,000 users. + Manage ... or related. + 3 + years helpdesk or IT service support experience. + Proficiencywith ITSM...**COMPETENCIES** + Helpdesk / ITSM systems (ServiceNow, Remedy) + Tier 1/2 troubleshooting (Windows, Linux, networks) + Customer service… more
    TekSynap (10/02/25)
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  • IT Field Support Specialist

    Synergy ECP (Annapolis Junction, MD)
    … Field Support Specialist to support our end-user community by providing Tier 2 and Tier 3 on-site and remote supports for computer workstations, ... IT Field Support Specialist Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description SynergyECP has an opening for an IT more
    Synergy ECP (09/18/25)
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  • Flex IT Technician, Omaha

    Marriott (Bethesda, MD)
    …and inventory of all hardware assets + Coordinate escalation of issues across Tier 3 and Tier 4 Corporate IT resources to ensure resolution + Collaborate ... for technical processes and project-specific requirements + Handle PC support escalations from Tier 1 (Atos) to...Tier 2 resources (local IT , Corporate IT , and Network Services) + Provide support more
    Marriott (10/15/25)
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  • IT Field Support Specialist…

    Cinteot (Annapolis Junction, MD)
    …The Hardware Technician ( IT Field Support Specialist 2) provides Tier 2 and 3 on-site and remote supports for computer workstations, servers, ... IT Field Support Specialist 2 Description:...including the use of ticketing systems and documentation + Support network upgrade projects or initiatives + Support more
    Cinteot (11/06/25)
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  • Sr. System Admin, IT Engineer III

    TekSynap (Washington, DC)
    IT Engineer III to join our team supporting Joint Service Provider Infrastructure Support in Arlington, VA. The OIT's IT Operations team (ITOPS) maintains and ... and Azure infrastructure, and ServiceNow/ITSM services. This team provides direct Tier II client/customer support , incident management, and trouble resolution… more
    TekSynap (10/16/25)
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  • Lead IT Systems Engineer - Federal

    Lumen (Herndon, VA)
    …shape the future. **The Role** The Lead IT Systems Engineer - Federal will provide Tier 3 support and serve as a technical expert for the Customer ... committed to teamwork, trust and transparency. People power progress. We're looking for top- tier talent and offer the flexibility you need to thrive and deliver… more
    Lumen (11/05/25)
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  • Systems Administrator 3

    Nightwing (Annapolis Junction, MD)
    …capabilities: Provide support for implementation, troubleshooting, and maintenance of IT systems. Provide Tier 1 (Help Desk) problem identification, ... infrastructure and any processes related to these systems. Provides support to IT systems including day-to-day operations,...systems. Provide assistance to users in accessing and using IT systems. Provide Tier 1 (Help Desk)… more
    Nightwing (09/22/25)
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