• Exchange Engineer - Active TS

    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 be trusted to provide support and engineer solutions for email and email retention systems to provide a… more
    ENS Solutions (10/16/25)
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  • Systems Engineer SME - Exchange

    General Dynamics Information Technology (Washington, DC)
    …**US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer - Exchange Messaging - Active Top Secret Required** Seize your ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:**...make a personal impact as a **Senior** **Principal Systems Engineer for Exchange Messaging** with GDIT. We're… more
    General Dynamics Information Technology (01/05/26)
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  • Microsoft Exchange & Messaging…

    General Dynamics Information Technology (Chantilly, VA)
    …ID:** RQ212193 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... Yes **Job Description:** We are seeking highly motivated Microsoft Exchange and Messaging engineers and architects with a thirst...DoD 8570/8140 certification + BA/BS (or equivalent experience) + TS / SCI with Polygraph + Location: On Customer… more
    General Dynamics Information Technology (01/02/26)
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  • Senior Principal Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …RQ210575 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT ... Infrastructure and Operations **Skills:** Microsoft Exchange Server,System Designs,Systems Architecture **Experience:** 8 + years of...**Principal Systems Engineer - Messaging - Active Top Secret Required** Seize your opportunity to… more
    General Dynamics Information Technology (12/10/25)
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  • IT Systems Engineer - Top

    SpaceX (Hawthorne, CA)
    IT Systems Engineer - Top Secret Clearance...both formal and informal situations. ADDITIONAL REQUIREMENTS: + Active Top Secret or TS / SCI ... goal of enabling human life on Mars. IT SYSTEMS ENGINEER - TOP SECRET CLEARANCE...technologies. This employee will be a member of the Information Technology team and will support SpaceX personnel and… more
    SpaceX (11/06/25)
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  • Senior Integration Engineer (API/Cross…

    IT Concepts (Tampa, FL)
    …(eg, AWS Certified Developer, Microsoft Azure Developer Associate). Clearance: + Active Top - Secret clearance with SCI eligibility. Benefits The Company ... to federate identity attributes between Microsoft Entra ID (NIPR), SailPoint (SIPR/ Top Secret ), and downstream security platforms. + Cross-Enclave Telemetry… more
    IT Concepts (12/24/25)
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  • Principal Systems Engineer - active…

    V2X (Suitland, MD)
    …MD location. The position is required to be onsite. The position requires an active Top Secret / SCI clearance and the ability to obtain and maintain a ... responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS / SCI clearance...to include, but not be limited to, Active Directory, Exchange , Internet Information Services (IIS), SharePoint, Skype… more
    V2X (11/15/25)
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  • Data Protection Engineer (Trellix), Zero…

    IT Concepts (Tampa, FL)
    …hiring a specialized Data Protection Engineer (Trellix) to join the SIPR and Top - Secret Network Execution Teams for a major Zero Trust transformation at US ... - Data Loss Prevention (DLP) or equivalent McAfee certification. Clearance: + Active Top - Secret clearance with SCI eligibility. Benefits The Company We… more
    IT Concepts (12/24/25)
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  • Messaging Services - Systems Engineer

    General Dynamics Information Technology (Annapolis Junction, MD)
    …ID:** RQ208522 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... Citizenship Required:** Yes **Job Description:** Messaging Services - Systems Engineer Deliver simple solutions to complex problems as a...8+ years of related experience * Security Clearance Level: TS / SCI w/ Poly * Required Skills and… more
    General Dynamics Information Technology (12/19/25)
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  • M365 Engineer - TS / SCI

    General Dynamics Information Technology (Annapolis Junction, MD)
    …ID:** RQ207855 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... TO SUCCEED: * Education: Bachelor of Arts/Bachelor of Science * Security Clearance Level: TS / SCI w/Poly * Required Experience: 5+ years of related experience *… more
    General Dynamics Information Technology (10/14/25)
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