• Microsoft Exchange

    General Dynamics Information Technology (Chantilly, VA)
    …**US Citizenship Required:** Yes **Job Description:** We are seeking highly motivated Microsoft Exchange and Messaging engineers and architects with ... to management and/or clients + Plans and directs upgrades of Microsoft Exchange infrastructure and related components in the area of Active Directory,… more
    General Dynamics Information Technology (08/12/25)
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  • Systems Engineer SME - Exchange

    General Dynamics Information Technology (Washington, DC)
    …of related experience **US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer - Exchange Messaging - Active Top Secret ... make a personal impact as a **Senior** **Principal Systems Engineer for Exchange Messaging ** with...Impact:** + SME level support for large deployments of Microsoft Exchange environments and messaging more
    General Dynamics Information Technology (10/06/25)
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  • Systems Engineer , Messaging

    Marriott (Bethesda, MD)
    …the engineer for Email & Messaging platforms, with primary accountability for Microsoft Exchange , Microsoft Exchange Online, Exchange Online ... Exchange services. The ideal candidate is a hands-on engineer with excellent communication skills who can design, secure,...on enterprise email/ messaging . + 2+ years engineering Exchange Online and EOP / Microsoft Defender… more
    Marriott (09/24/25)
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  • M365 Sr. Exchange Engineer

    CACI International (Arlington, VA)
    M365 Sr. Exchange Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage ... Local * * * **The Opportunity:** As a Sr. Microsoft 365 engineer , you will be part...complex incidents. **Responsibilities:** * Provide end-to-end service support for Microsoft 365 and Exchange Online * Participate… more
    CACI International (10/16/25)
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  • Exchange Engineer - TS/SCI

    General Dynamics Information Technology (Sterling, VA)
    …problems of moderate scope and complexity. + Administering large deployments of Microsoft Exchange environments and messaging systems; including ... today is safe and tomorrow is smarter. Our work depends on an Exchange Engineer joining our team to support Government activities in Washington, DC, Sterling,… more
    General Dynamics Information Technology (10/15/25)
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  • Sr M365 Platform Engineer

    PenFed Credit Union (Mclean, VA)
    …SMTP, messaging security, email retention and discovery. + Knowledge of Microsoft Exchange and its interaction with Active Directory / Azure AD. ... as assigned. + Manage the enterprise Active Directory and Microsoft 365 environments including Exchange , Azure AD...train others on the features and best practices of Microsoft 365 messaging , creating a secure, sustainable,… more
    PenFed Credit Union (10/15/25)
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  • Senior Integration Engineer

    Leidos (Reston, VA)
    **Description** We are seeking an accomplished Senior Integration Engineer with proven expertise in delivering enterprise-grade integration solutions across diverse ... management, address validation, Identity management platforms like Okta, Salesforce and Microsoft Dynamics CRM using MuleSoft Anypoint Platform, API Manager, … more
    Leidos (10/11/25)
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  • Sr. Principal Cyber Software Engineer (AHT)

    Northrop Grumman (Washington, DC)
    …The Information Transport Service (ITS) Gateway (I-GATE) system supports secure messaging and information sharing with internal and external systems within the ... Northrop Grumman Defense Systems sector is seeking a **Sr. Principal Cyber Software Engineer ** to join our team of qualified, diverse individuals. This position will… more
    Northrop Grumman (10/04/25)
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  • Sr. System Admin, IT Engineer III

    TekSynap (Washington, DC)
    …Support, account management, GPO management. + Experience with M365 services, Teams, Exchange , etc. + Familiar with Azure Active Directory + The position will ... obtain a Public Trust **Overview** We are seeking a Sr. Systems Admin, IT Engineer III to join our team supporting Joint Service Provider Infrastructure Support in… more
    TekSynap (10/16/25)
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  • EDM Master Applications Developer

    First Division Consulting (Quantico, VA)
    …Oversee the engineering, deployment, and maintenance of enterprise-level Active Directory, Microsoft Exchange , SAN, and Virtualization environments. + Provide ... least five (5) years of experience supporting enterprise-level Active Directory, Microsoft Exchange , SAN, and Virtualization environments. + Information… more
    First Division Consulting (10/16/25)
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  • Sr. Program Manager

    NANA Regional Corporation (Quantico, VA)
    …years demonstrated experience supporting a DoD C4 environment consisting of Active Directory, Microsoft Exchange , SAN, and virtualized systems + Ability to drive ... + TS/SCI Clearance. + IAT level III. + ITIL v3 Foundation. + Microsoft Certified Systems Engineer (MCSE). **Desired Qualification:** + Experience serving as… more
    NANA Regional Corporation (10/08/25)
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