• Sr . Network Engineer

    RBR-Technologies (Columbia, MD)
    …of Defense (DoD), and Defense Information Systems Agency (DISA). RBR-Technologies is seeking a Sr . Network Engineer to support one of our customers in ... experience, OR HS and 15 years' experience as a Network Engineer + Experience with Cisco IOS...certification (eg CISSP, CCSP, GCIH, GCED, CASP+ CE, CCNP Security , CISA) + Active Cisco certification PREFERRED QUALIFICATIONS +… more
    RBR-Technologies (07/24/25)
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  • Sr . Information Systems Security

    Themis Insight (Linthicum Heights, MD)
    …Public and Private, Civilian and Military expertise to every case. We are hiring a Sr . Information Systems Security Engineer (ISSE) to work in Linthicum ... needs. Required: TS/SCI with a Polygraph The Information Systems Security Engineer (ISSE) shall perform, or review,...risk analysis, and risk management + Perform system or network designs that encompass multiple enclaves, to include those… more
    Themis Insight (07/09/25)
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  • Senior Network Engineer

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Network Engineer ** in our **National Security Sector's (NSS) Cyber & ... : Experience with computer or information systems design/development, programming, information/Cyber/ Network Security , vulnerability analysis, penetration testing, computer… more
    Leidos (08/11/25)
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  • Sr Systems Engineer - Cisco…

    RTX Corporation (Annapolis, MD)
    …Required Join Collins Aerospace in our quest for innovation and excellence as we seek a Senior Network Engineer to bolster our ARINC Global Network (AGN) ... Implementation team. AGN stands as a vital global network servicing and supporting the Aviation and Transportation industries' community of interest. As a key member… more
    RTX Corporation (08/08/25)
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  • Sr . Principal Network

    Northrop Grumman (Linthicum Heights, MD)
    …You!** The Northrop Grumman Classified Solutions team is seeking a highly experienced ** Senior ** ** Network Administrator** to join its dynamic team of technical ... Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to… more
    Northrop Grumman (07/26/25)
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  • Sr Lead Information Security

    Lumen (Annapolis, MD)
    …shape the future. **The Role** We are seeking a highly skilled and experienced Senior Lead Information Security Engineer specializing in Cloud and ... security solutions. **New Capabilities** Provides input regarding multivendor network , compute, virtualization, and security infrastructure capabilities and… more
    Lumen (08/08/25)
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  • Sr Systems Engineer - Cisco…

    RTX Corporation (Annapolis, MD)
    …this position.​ The company will not seek an export authorization for this role. ** Security Clearance:** None/Not Required Do you want to help shape the future of ... aviation and transportation connectivity? At Collins Aerospace, our ARINC Global Network (AGN) delivers secure, reliable, and private networking solutions to… more
    RTX Corporation (07/24/25)
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  • Top Secret Cleared Sr . Network

    Insight Global (Fort Meade, MD)
    …is secure and optimally functioning. They will be responsible for Tier 3 network and security support issues, providing system optimization design / ... Insight Global is looking to add a TS Cleared Network Systems SME to a client's program based in...implementing, and maintaining complex networks with a focus on security , availability, and performance. They will work closely with… more
    Insight Global (07/18/25)
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  • Principal/ Sr . Principal Systems…

    Northrop Grumman (Linthicum Heights, MD)
    …Government security clearance per customer requirements **Basic Qualifications for Sr . Principal Systems Engineer :** + Bachelor's degree in Electrical ... Government security clearance per customer requirements **Preferred Qualifications for Sr . Principal Systems Engineer :** + PhD in electrical engineering,… more
    Northrop Grumman (08/08/25)
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  • Principal / Sr . Principal Research…

    Northrop Grumman (Linthicum Heights, MD)
    …Government security clearance per customers requirements **Basic Qualifications for Sr . Principal Research Computing Systems Engineer :** + Bachelor's Degree ... Grumman Mission Systems (NGMS) is seeking a **Principal / Sr . Principal Systems Engineer ** . This position...detailed IT infrastructure configurations. + Familiarity with IT and network security accreditation documentation and process. +… more
    Northrop Grumman (06/15/25)
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