• Firewall Administrator & InfoSec Engineer

    Lockheed Martin (Bethesda, MD)
    …and Secure Transport team is hiring a mid\-career Firewall Administrator / InfoSec Engineer \. **What You Will Be Doing:** In this role, you will provide security ... in managing and administering firewalls \(particularly with Palo Alto and Juniper firewalls\) in an enterprise\-level networking environment and in enterprise… more
    Lockheed Martin (07/16/25)
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  • Senior Network Engineer

    Leidos (Odenton, MD)
    **Description** The Digital Modernization Sector at Leidos has an opening for a senior Network Engineer on the DISA Defense Red Switch Network team in support of ... within an enterprise environment on a high-paced, fast-moving program. As a Network Engineer , the successful candidate will be a part of a team that interacts… more
    Leidos (08/08/25)
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  • Senior Network Engineer

    SMX (Patuxent River, MD)
    Senior Network Engineer (4565)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a highly motivated Senior Network ... to support our NAWCAD customer at Patuxent River Naval Air Station. The Senior Network Engineer will design, implement, and manage the customer's secure network… more
    SMX (08/16/25)
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  • Network Engineer (TS/SCI)- Senior

    Vexterra Group (Bethesda, MD)
    Vexterra Group is currently searching for a TS/SCI cleared network engineer to provide the following database system support: Primary Responsibilities + Provide ... Firewall and Network Security appliances such as Cisco, Palo Alto, IXIA, Juniper , and Netscaler. + Demonstrated experience working in Local Area Network (LAN)… more
    Vexterra Group (07/15/25)
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  • Senior Network Engineer

    Tactibit Technologies LLC (Suitland, MD)
    …environment with a shared commitment to excellence in everything we do. About the Senior Network Engineer position We are looking for a talented network ... refresh and modernization planning, network integrations, and security hardening. As a Senior Network Engineer , you will be expected to plan and… more
    Tactibit Technologies LLC (06/26/25)
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  • FLEX Senior Network Observability…

    Marriott (Bethesda, MD)
    …Y **Position Type** Management This is a temporary position. JOB SUMMARY The Senior Network Observability Engineer , Network Reliability Engineering (NRE) is the ... operating models across all network product towers, and around globe. As the Senior Network Observability Engineer , the candidate brings focus on proactive… more
    Marriott (07/16/25)
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  • Senior Network Engineer

    Leidos (Annapolis Junction, MD)
    …Sector at Leidos currently has an immediate need for an experienced Senior Network Engineer for a strategic High-Performance Computing (HPC) program. ... The Senior Network Engineer will need to be...OpenView, Cisco routers, Cisco Switches, F5/Cisco load balancers, InfiniBand, Juniper , Fiber Channel (FC) SAN, and VPN (IPSEC) +… more
    Leidos (07/03/25)
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  • Senior Infrastructure / Networking…

    RTX Corporation (Annapolis Junction, MD)
    …Signal Technology (AST), a national asset in the SIGINT domain, is seeking a ** Senior Infrastructure / Networking Engineer ** who strives for excellence and has a ... with enterprise grade networking equipment, such as Cisco, Arista, or Juniper + Experience with virtualization technology (KVM, VMWare, Hyper-V) + Experience… more
    RTX Corporation (07/20/25)
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  • Senior Consulting Systems Engineer

    World Wide Technology (Fort Meade, MD)
    …and networking vendors, including Cisco, Palo Alto Networks, Splunk, ELK, Linux, Juniper , and Arista. + Strong understanding of Zero Trust principles, Threat ... automation, and virtualization platforms. + Proven ability to engage with senior DoD/Navy leadership and influence technical decisions. + Excellent communication and… more
    World Wide Technology (08/15/25)
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  • Lead Network Engineer - Infrastructure

    St. George Tanaq Corporation (Suitland, MD)
    … - Infrastructure** to support our federal government customer. The Lead Network Engineer is responsible for senior -level management and maintenance of the ... Lead Network Engineer - Infrastructure WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time Description **Overview** Tanaq… more
    St. George Tanaq Corporation (08/15/25)
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