• Exchange Engineer - Active

    ENS Solutions (Sterling, VA)
    Our work depends on an Exchange Engineer joining our team to support Government activities in Washington, DC, Sterling, VA, or Annapolis Junction, MD As an ... Exchange Engineer supporting the Government, you will...production networks + Experience with PowerShell + Experience with Active Directory Benefits Essential Network Security (ENS) Solutions, LLC… more
    ENS Solutions (10/16/25)
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  • Microsoft Exchange & Messaging…

    General Dynamics Information Technology (Chantilly, VA)
    …RQ209576 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Experience with Windows DNS and DHCP + Experience integrating Exchange with Active Directory, Azure AD, and...DoD 8570/8140 certification + BA/BS (or equivalent experience) + TS /SCI with Polygraph + Location: On Customer Site +… more
    General Dynamics Information Technology (10/29/25)
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  • Linux Engineer - TS /SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …RQ207328 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Training within six (6) months of Hire Date. + **Security Clearance Level:** TS /SCI with Polygraph is required. Successful candidates are expected to have related… more
    General Dynamics Information Technology (09/16/25)
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  • Calling all Mid-Career TS Cleared SW…

    Northrop Grumman (Dulles, VA)
    …development, C++, Bash Scripting experience + _U.S. Citizenship with a current or active Top - Secret clearance at the time of application_ _Principal ... application development, C++, Bash Scripting experience + _U.S. Citizenship with a current or active Top - Secret clearance at the time of application_ This… more
    Northrop Grumman (10/23/25)
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  • Infrastructure Engineer T3

    CACI International (Sterling, VA)
    Active Roles Server, and Privileged Account Management (PAM) **Qualifications:** _Required:_ + Top Secret security clearance with SCI + US citizen + ... Infrastructure Engineer T3 Job Category: Information Technology Time Type:...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (11/25/25)
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  • Principal Satellite Communications Engineer

    ManTech (Reston, VA)
    …**Preferred Qualifications:** + N/A **Clearance Requirements:** + Must have an active /current Top Secret security clearance. **Physical Requirements:** ... **ManTech** seeks a motivated, career and customer-oriented **Principal Satellite Communications Engineer ** to join our team in the **Reston, VA** location. This is… more
    ManTech (09/18/25)
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  • Lead Information Security Engineer

    Lumen (Herndon, VA)
    …Skills: + Required (education/experience/skills/competencies): + Candidate must be a US Citizen with an active TOP SECRET clearance Preferred: + 5-7 years in ... 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 (11/14/25)
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  • Cloud Support Engineer - Days

    ManTech (Vienna, VA)
    …with Google Workspace or Microsoft Office collaboration tools **Clearance Requirements:** + An active /current Top Secret clearance is required for this ... **MANTECH** seeks a skilled and mission-focused **Cloud Support Engineer (CSE)** to join our team in **Tysons, VA.** The Cloud Support Engineer will support… more
    ManTech (11/22/25)
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  • Solution Train Engineer

    SAIC (Chantilly, VA)
    …years or more experience. Relevant experience to be substituted in lieu of degree. + Active Top Secret /SCI clearance with Polygraph. + Proven experience with ... **Description** SAIC is seeking a **Solution Train Engineer ** to support SAIC's Prime Program, Landmark AOS in Chantilly, VA. Landmark AOS is a large SETA program,… more
    SAIC (11/06/25)
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  • Field Engineer

    ManTech (Reston, VA)
    …complex systems deployed worldwide **Clearance Requirements:** + Must have an active /current Top Secret security clearance. **Physical Requirements:** ... **ManTech** seeks a motivated, career and customer-oriented **Field Engineer ** to join our team in the **Reston,...time + Must be able to communicate, converse, and exchange information with peers and senior personnel + Constantly… more
    ManTech (09/13/25)
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  • Sr Engineer - Federal

    Lumen (Herndon, VA)
    …and wavelength division multiplexing + **Candidate must be a US Citizen with an active TOP SECRET /SCI Level clearance** Preferred Qualifications + Bachelor's ... trust and transparency. People power progress. We're looking for top -tier talent and offer the flexibility you need to...world and shape the future. **The Role** The Senior Engineer will participate in multiple team environments and provide… more
    Lumen (10/28/25)
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  • Systems Engineer (Aoco)

    Noblis (Chantilly, VA)
    …and team to integrate tactical and national capabilities. Required Qualifications + Active Top Secret /SCI clearance with Counterintelligence (CI) Polygraph. ... is seeking an experienced All-Domain Overhead Cooperative Operations (AOCO) Systems Engineer to support our government client on-site in Chantilly, VA.… more
    Noblis (11/21/25)
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  • Information System Security Engineer

    ManTech (Chantilly, VA)
    …Cybersecurity, or other cyber discipline. **Security Clearance Requirements:** + Must have a current/ active Top Secret security clearance with eligibility to ... **MANTECH** seeks a motivated, career and customer-oriented **Information System Security Engineer (ISSE)** to join our team in **Chantilly, Va.** **Responsibilities… more
    ManTech (11/29/25)
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  • GEOINT Systems Engineer

    Sciolex Corporation (Chantilly, VA)
    …stakeholders. + Plan and assess Agile Solution Demos Qualifications & Physical Requirements + Active Top Secret /SCI with Poly + Bachelor's and nine (9) ... ensuring you receive the utmost employee care. Responsibilities As a GEOINT Systems Engineer , will be performing the following functions as a Systems Engineering and… more
    Sciolex Corporation (10/09/25)
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  • ADC Windows Client Engineer , Region…

    Amazon (Herndon, VA)
    …requires that the candidate selected must currently possess and maintain an active TS /SCI security clearance with polygraph. The position further requires ... Infrastructure (RSCI) is looking for an experienced Windows Systems Engineer with a deep knowledge of Windows Active...Active Directory and component systems (DNS, DHCP, NPS, Exchange ) - Security compliance to include hardening the OS… more
    Amazon (10/22/25)
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  • ADC Windows Client Engineer , Region…

    Amazon (Herndon, VA)
    …candidate selected must be a US Citizen and currently possess and maintain an active TS /SCI security clearance with polygraph. The position further requires the ... Infrastructure (RSCI) is looking for an experienced Windows Systems Engineer with a deep knowledge of Windows Active...Active Directory and component systems (DNS, DHCP, NPS, Exchange ) - Security compliance to include hardening the OS… more
    Amazon (09/09/25)
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  • Systems Engineer & Process SME

    KBR (Chantilly, VA)
    …Advise on acquisition strategies and source selections as directed. Required Qualifications: + Active TS /SCI + Bachelor of Science/Bachelor of Arts (BS/BA) in ... Title: Systems Engineer & Process SME Belong. Connect. Grow. with...commercial tools + Experience using G-Forge, J-SMART, TIER + Active TS /SCI with Polygraph Belong, Connect and… more
    KBR (11/07/25)
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  • IT Systems Engineer

    SAIC (Chantilly, VA)
    …online operations This position is located in **Chantilly, VA** and requires an ** active TS /SCI clearance with Polygraph** . Job responsibilities include, but ... **Description** SAIC is seeking an **IT Systems Engineer ** to develop updated guidance for online operations...integration of new technologies with existing systems. **Qualifications** + Active TS /SCI with Polygraph. + Bachelors and… more
    SAIC (09/24/25)
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  • Senior Network Engineer

    Nightwing (Sterling, VA)
    …matter expert for business development / proposal efforts **What You Bring:** + Active TS /SCI with Polygraph + Bachelor's Degree in Information Technology, ... Rapid7, XACTA, Splunk, Snort, Wireshark + Database/Ops: MySQL, Oracle, SQL Server, Active Directory, Exchange + Forensics/Pen Testing: Encase, FTK, IDAPro,… more
    Nightwing (09/17/25)
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  • Data Engineer

    ManTech (Chantilly, VA)
    …Data certification are a plus **Clearance Requirements:** + Must possess a current and active TS /SCI with polygraph **Physical Requirements:** + Must be able to ... **MANTECH** seeks a motivated, career and customer-oriented **Data Engineer ** to join our Data and AI Practice...time + Must be able to communicate, converse, and exchange information with peers and senior personnel + Constantly… more
    ManTech (11/15/25)
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