• Sr Principal Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …experience **US Citizenship Required:** Yes **Job Description:** ** Senior Principal Systems Engineer - Exchange Messaging - Active Top Secret Required** ... to make a personal impact as a ** Senior ** **Principal Systems Engineer for Exchange Messaging ** with GDIT. We're seeking a highly skilled systems … more
    General Dynamics Information Technology (08/08/25)
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  • Sr . Engineer - Exchange

    DGR Systems LLC (Tampa, FL)
    DGR Systems is looking for a Sr . Engineer with a specialized focus on Exchange at the Enterprise level to join our highly competent team. This individual ... architect knowledge of the following: + Azure Tenancy + Exchange On Prem >> Exchange Online +...Preferred Migration Experience (M365 Tenant to Tenant and Other Messaging to M365) + Provide consultative technical thought leadership… more
    DGR Systems LLC (06/07/25)
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  • Sr Cloud Engineer , IT…

    TekSynap (Washington, DC)
    …be a US Citizen + Must successfully obtain a Public Trust **Overview** We are seeking a Sr Cloud Engineer , IT Engineer IV to join our team supporting the ... **Responsibilities & Qualifications** **RESPONSIBILITIES** + Provide senior systems administrators and support to all incident escalation tickets that are unable to… more
    TekSynap (08/08/25)
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  • Sr Principal Engineer Software

    Northrop Grumman (Chantilly, VA)
    …you interested in defining possible? **Northrop Grumman Mission Systems** is seeking a ** Sr Principal Software Engineer ** to join our team! This position will ... per those requirements, plans and procedures. + Participate in technical exchange meetings, interfacing with customers (internal/external) and contributing to a… more
    Northrop Grumman (07/08/25)
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  • Senior Enterprise Messaging Systems…

    CACI International (Shaw AFB, SC)
    Senior Enterprise Messaging Systems Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee ... Opportunity:** + CACI has an exciting opportunity for a Senior Enterprise Messaging Systems Engineer ...disciplines. + The role involves providing support for enterprise messaging systems, including Microsoft Exchange , email encryption… more
    CACI International (08/02/25)
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  • Sr . Staff Rust Developer

    Zscaler (San Jose, CA)
    …to harness speed and agility with a cloud-first strategy. We're looking for a Sr . Staff Software Engineer to join our platform convergence team. This is ... resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange (TM) platform, which is found in our SASE...Jose office 3 days a week. Reporting to the Sr . Director of Software Engineering, you'll be responsible for:… more
    Zscaler (07/01/25)
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  • Sr . Program Manager

    NANA Regional Corporation (Quantico, VA)
    …VPNs, enterprise virtual server infrastructure, storage area networks, and messaging environments Oversee technical teams providing cybersecurity support, including ... VPNs, enterprise virtual server infrastructure, storage area networks, and messaging environments. + Oversee technical teams providing cybersecurity support,… more
    NANA Regional Corporation (07/09/25)
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  • Senior Systems Engineer - JADC2…

    RTX Corporation (Cedar Rapids, IA)
    …are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret ** Senior Systems Engineer ** **- JADC2 Systems Integration (Onsite)** Up to ... a highly skilled and motivated JADC2 Systems and Integration Engineer to join our dynamic team. The ideal candidate...aircraft, ships, and/or ground forces. + Support Link-16 J-Series messaging to enable seamless data exchange across… more
    RTX Corporation (08/01/25)
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  • Senior Sales Engineer - Tennessee

    Proofpoint (Nashville, TN)
    …outcomes, Visionary in future-focused problem-solving, Exceptional in execution and impact. The Senior Sales Engineer is the Technical Lead for the Proofpoint ... either as a Sales/Systems Engineer , Technical Account Manager, Security Engineer or senior level product support, preferably in the cyber-security… more
    Proofpoint (07/30/25)
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  • Senior Software Engineer

    Wabtec Corporation (Fort Worth, TX)
    …this role. **How will you make a difference?** You will be the Lead Software Engineer for a group of applications which will be a combination of actual products ... application is being developed on, + Familiar/experience with middleware messaging systems, microservices, SQL / No SQL Database, +...global team + Work with scrum team and release engineer on work item priorities and acceptance criteria +… more
    Wabtec Corporation (06/19/25)
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