• 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 (10/29/25)
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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 (11/06/25)
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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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  • 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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  • Cloud Infrastructure Engineer 2

    Public Consulting Group (Washington, DC)
    …visit www.publicconsultinggroup.com . Own operational stability, security, and performance of Microsoft Exchange Online and SMTP services within Microsoft ... Engineer ** **Role Summary** Own operational stability, security, and performance of Microsoft Exchange Online and SMTP services within Microsoft 365.… more
    Public Consulting Group (11/20/25)
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  • Principal Salesforce Development Engineer

    CVS Health (Washington, DC)
    …is on the lookout for a highly skilled and experienced Principal Engineer to lead the architectural vision, design and implementation of innovative, patient-focused ... Security: Design and implement cloud-native applications and services on the Microsoft Azure platform, ensuring compliance with healthcare regulations (eg, HIPAA)… more
    CVS Health (11/05/25)
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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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  • Sr. Technical Account Manager

    Proofpoint (Alexandria, VA)
    …of Linux, SMTP, and MySQL + Working knowledge of Windows, Active Directory, and Microsoft Exchange + Very strong customer service and excellent written and oral ... excellent technical and security software foundation, especially related to Linux, messaging , and cloud services, a proven track record of successfully interfacing… more
    Proofpoint (11/19/25)
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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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