• Zscaler (Washington, DC)
    …agility with a cloud-first strategy. We are looking for a Staff Information Security Engineer who will operate as a vulnerability management engineer inside the ... US Federal IL6 (SCIF) environment. **This fully onsite role is based in, or near, the Arlington,...will be responsible for: + Designing and running authenticated/unauthenticated network and host scanning using IL6-approved tools in air-gapped… more
    DirectEmployers Association (11/22/25)
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  • Zscaler (Mclean, VA)
    …with a cloud-first strategy. We're looking for an experienced Staff Site Reliability Engineer (Federal) to join our Government Cloud team. Reporting to the Manager, ... Site Reliability Engineering, this is an onsite role based at our Crystal City office in...HTTP, SSL/TLS, DNS, SQL) + Proficiency in Linux administration, network troubleshooting, automation tools like Ansible and Terraform, and… more
    DirectEmployers Association (11/12/25)
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  • Onsite Network Engineer

    Insight Global (Windsor Mill, MD)
    Job Description * Research, design and implement security solutions for network infrastructure * Engineer network solutions for new & existing systems. * ... Provide day-to-day network engineering and operations support * Work with advanced...of experience with designing, configuring, managing, maintaining, and troubleshooting network switching and routing protocols in a large enterprise… more
    Insight Global (12/12/25)
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  • Senior Network Engineer

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    …Clearance Locations: Adelphi, MD ( Onsite ) Position Overview: The Senior Network Engineer is responsible for the acquisition, installation, maintenance, and ... The roles include evaluating contractor products, implementing and managing network infrastructure, enforcing security procedures, and maintaining compliance with… more
    Black Bear Technology Solutions, LLC (12/13/25)
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  • Lead Network Engineer

    Nightwing (Sterling, VA)
    …intelligence community, defense, civil, and commercial markets. **Nightwing is seeking a Lead Network Engineer to support onsite in McLean, VA.** ... as assigned by the Lead System Administrator.** **Assist the Lead, Network Engineer in developing and implementing IT/ network plans.** **Manages … more
    Nightwing (10/23/25)
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  • Senior Computer Network Defense (CND)…

    V2X (Springfield, VA)
    …Our positions are required to be onsite . The Senior Computer Network Defense (CND) Engineer tests, implements, deploys, maintains, review, and administers ... responsibility, and professionalism. We are hiring for a Senior Computer Network Defense (CND) Engineer with an active TS/SCI clearance - with the ability to… more
    V2X (12/12/25)
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  • Senior Engineer - DevOps / Infrastructure…

    RTX Corporation (Sterling, VA)
    …eligible for a security clearance​ **Security Clearance:** Secret - Current **Senior Engineer - DevOps / Infrastructure** **( Onsite )** This position requires an ... 22640 Davis Dr , Sterling, VA, 20164-7104 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable… more
    RTX Corporation (10/09/25)
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  • Principal Infrastructure Lead Engineer

    RTX Corporation (Dulles, VA)
    …Boulevard Building CC3, Sterling, VA, 20166-6913 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** The ability ... global market. We have an immediate need for an **Principal** **Infrastructure Lead Engineer - Classified System** to lead and guide a small team of infrastructure… more
    RTX Corporation (11/04/25)
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  • DCGS Lowband Software Support Engineer

    RTX Corporation (Fort Meade, MD)
    …6910 Cooper Ave , Fort Meade, MD, 20755 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable ... of a rapidly evolving global market. Collins Aerospace, an RTX business, is seeking an onsite Lowband Journeyman Expert to join our team at Fort Meade, MD in support… more
    RTX Corporation (12/11/25)
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  • Cyber Engineer ( Onsite )

    RTX Corporation (Fulton, MD)
    …8170 Maple Lawn Boulevard , Fulton, MD, 20759 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** The ability to ... an industry leader in the development of integrated C4I Network Centric Defense System solutions for both the Domestic...the technical proficiency of the audience. This position is onsite located in Fulton, Maryland. **What You Will Do:**… more
    RTX Corporation (12/06/25)
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  • Unified Communications (UC) Field Engineer

    General Dynamics Information Technology (Camp Springs, MD)
    …Required:** Yes **Job Description:** The Unified Communication (UC) Communications Field Engineer is the network /WAN/Cloud interface for all other team ... members, assisting all UC efforts that interoperate across the WAN. This position is also the principal interface with security, database, and application operations, engineering and implementation services in direct support of all UC functions, to include… more
    General Dynamics Information Technology (10/22/25)
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  • Cyber Network Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** **Cyber Network Security Engineer ** Advance your career while impacting our ... national security in cyber as a Cyber Network Security Engineer . Here, technologists have many...existing perimeter hardware and software. + Attend weekly teleconferences, onsite meetings, and participate in working groups, as related… more
    General Dynamics Information Technology (12/04/25)
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  • Modernization Cyber Network Intrusion…

    Lockheed Martin (Hanover, MD)
    **Description:** **The Work:** We are seeking a Part Time \(approx\. 50%\) Cyber Network Intrusion Packet / Protocol Engineer to drive the next generation of ... protecting the nation's digital lifelines from sophisticated intrusion attempts\. As a Network Intrusion Detection Engineer , you will: * Safeguard the networks… more
    Lockheed Martin (12/13/25)
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  • Senior Lead Network Engineer

    Shuvel Digital (Washington, DC)
    Network Engineer will supervise others. + The Senior Lead Network Engineer is required to be onsite at the government building in downtown Washington, ... Senior Lead Network Engineer Washington District of Columbia + The Senior Lead Network Engineer who will provide technical leadership on major… more
    Shuvel Digital (11/27/25)
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  • Principal Network Systems Engineer

    RTX Corporation (Dulles, VA)
    Engineer ** must have a technical background in computer network operations, systems integration, and/or software application integration. The ideal candidate ... Boulevard Building CC4, Sterling, VA, 20166-6916 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and… more
    RTX Corporation (12/02/25)
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  • Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …problems, performance, and capacity as well as work hand-in-hand with the Principal Network Engineer on network infrastructure issues impacting the ... AWS Solutions Architect Associate, Server+, Microsoft Server Certification, Certified Network Engineer , OR similar professional computing environment… more
    Saliense Consulting (12/05/25)
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  • Senior Network Engineer - Top Secret

    General Dynamics Information Technology (Arlington, VA)
    …Aruba Networks (HPE), CompTIA Security+ CE | CompTIA - CompTIA, Brocade Certified Network Engineer (BCNE) | Broadcom - Broadcom, Juniper Networks Certified ... Required:** Yes **Job Description:** **Transform technology into opportunity as a Senior Network Engineer at GDIT. Shape what's next for mission-critical… more
    General Dynamics Information Technology (11/11/25)
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  • Sr. Network Engineer

    Arena Technical Resources, LLC (Reston, VA)
    …VA, US Job ID: ATR 17711 Job Description Job Title: Sr. Network Engineer Location: Reston, VA - Onsite , SCIF Environment Eligibility: TS/SCI with CI ... Polygraph Job Description: The job duties of the Sr. Network Engineer are as follows: - Performnetwork design and engineeringsupport services for the SAP Program… more
    Arena Technical Resources, LLC (11/29/25)
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  • Senior Network Systems Engineer

    SMX (Dahlgren, VA)
    Senior Network Systems Engineer (4416)at SMX(View all jobs) (https://www.smxtech.com/careers/) Dahlgren, VA SMX is looking for a highly motivated Senior ... Network Systems Engineer to join our team...DoD/Navy cybersecurity procedures and policies. **This position will be onsite in Dahlgren, VA.** **Essential Duties & Responsibilities** +… more
    SMX (11/14/25)
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  • Lead Network Engineer

    St. George Tanaq Corporation (Suitland, MD)
    Lead Network Engineer - Infrastructure WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time Description **Overview** ... visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a **Lead Network Engineer - Infrastructure** to support our federal… more
    St. George Tanaq Corporation (11/14/25)
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