• Network Firewall Engineer

    CACI International (Sterling, VA)
    Network Firewall Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... **The Opportunity** : We are seeking a skilled and detail-oriented Network Firewall Technician to support the implementation, configuration, and maintenance of our… more
    CACI International (10/25/25)
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  • Firewall Engineer

    Motion Recruitment Partners (Vienna, VA)
    Firewall Engineer Tysons, Virginia **Open to Remote** Contract $70/hr - $75/hr A cybersecurity consulting firm is seeking a Firewall Engineer to manage ... to obtain a Public Trust clearance and includes ownership of firewall policy administration, production support, and incident response. **Responsibilities** + Manage… more
    Motion Recruitment Partners (12/25/25)
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  • Network Security Firewall Engineer

    ThermoFisher Scientific (Frederick, MD)
    …Location/Division Specific Information Discover Impactful Work: The Network Security Engineer has global responsibility for supporting solutions crafted to protect, ... platforms such as firewalls, web content filtering, etc + Maintains enterprise firewall policy rule base and support the business during technical troubleshooting… more
    ThermoFisher Scientific (12/04/25)
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  • Network Engineer (Expert)

    BAE Systems (Herndon, VA)
    …customer requirements into enterprise network solutions + Proven experience as a Network Engineer with a focus on firewall technologies + Strong proficiency with ... and protect our freedom. We are seeking a talented and experienced Network Engineer with a specialized focus on Firewalls, particularly with expertise in CISCO, Palo… more
    BAE Systems (12/16/25)
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  • Cyber Splunk Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …projects across the country. We are looking to hire a Cyber Splunk Engineer that can enhance our security team. Provide expertise in scripting/programming to ... Enterprise and Splunk Enterprise Security. Will interface with fellow Cyber and Firewall engineers to gather additional requirements and details to help support the… more
    General Dynamics Information Technology (12/08/25)
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  • CyberArk Systems Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …5 + years of related experience **Job Description:** As a **CyberArk Systems Engineer ** , you will support the Hosting Services and Identity and Access Management, ... Health Resources and Services Administration (HRSA). The CyberArk Systems Engineer will be performing installations, upgrades, monitoring, maintenance, troubleshooting,… more
    General Dynamics Information Technology (01/08/26)
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  • Network Engineer

    Linchpin Solutions, Inc. (Frederick, MD)
    Network Engineer Frederick, MD (http://maps.google.com/maps?q=Frederick+MD+USA+21702) Job Type Full-time Description If you are looking for an exciting career ... to be! We are currently hiring for a dynamic and experienced GAIT Network Engineer Clearance:An active DoD Secret Clearance is required for this role. Role Overview… more
    Linchpin Solutions, Inc. (12/09/25)
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  • Senior Network Engineer

    Nightwing (Sterling, VA)
    …civil, and commercial markets. We're seeking a skilled **Senior Network Engineer ** to support implementation and sustainment of enterprise network solutions in ... architectural plans into operational builds + Optimize network performance, manage firewall rules, and support infrastructure upgrades + Troubleshoot and document… more
    Nightwing (12/16/25)
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  • Network Engineer

    CACI International (Mclean, VA)
    Network Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... * **The Opportunity:** CACI is looking for a Network Engineer to join the Luke Team! You will support...service providers: AWS, Google, or Oracle + Azure premium firewall policies knowledge, including hierarchy of rule collections (DNAT,… more
    CACI International (11/20/25)
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  • Network Engineer , TS/SCI with Polygraph

    General Dynamics Information Technology (Chantilly, VA)
    …Required:** Yes **Job Description:** Transform technology into opportunity as a **Network Engineer ** with GDIT. A career in enterprise IT means connecting and ... At GDIT, people are our differentiators. As a **Network Engineer ** , you will help ensure today is safe...QFX Series Router + Juniper Apstra + Forcepoint NextGen Firewall + Forcepoint Transfer Guard stack + Red Hat… more
    General Dynamics Information Technology (11/15/25)
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  • Sr. Network Engineer

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

    Capital One (Mclean, VA)
    Lead Platform Engineer (Global Payment Network - Palo Alto, Security, Python, AWS, Terraform, Ansible) Do you love building and pioneering in the technology space? ... Security Infrastructure with emerging technologies to join our team. As a Platform Engineer , you'll have the opportunity to be on the forefront of driving a… more
    Capital One (11/16/25)
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  • Network Engineer , Lead

    BOOZ, ALLEN & HAMILTON, INC. (Chantilly, VA)
    Network Engineer , Lead The Opportunity: A well-designed network is critical to move data and enable Department of Defense ( DoD ) and Intelligence Community ( IC ) ... understanding, and strategic foresight. That's why we need a seasoned senior network engineer like you who knows how to develop, secure, and modernize the exact… more
    BOOZ, ALLEN & HAMILTON, INC. (01/09/26)
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  • Cloud Cyber Engineer

    CACI International (Sterling, VA)
    Cloud Cyber Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... Posting End: 12/29/2025 **The Opportunity:** CACI/BITS is seeking a Cyber Security Engineer to support our Makalu contract. If you are interested and passionate… more
    CACI International (11/11/25)
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  • Senior Systems Engineer

    Syms Strategic Group, LLC (SSG) (Ashburn, VA)
    Syms Strategic Group (SSG) is seeking a talented Systems Engineer (Senior) Location: Remote Department: Veterans Affairs (VA) Type: Full Time Min. Experience: ... DynaTrace, ScienceLogic, and CloudWatch + An understanding of network protocols, firewall configurations, and Virtual Private Network (VPN) setup + Experience with… more
    Syms Strategic Group, LLC (SSG) (01/07/26)
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  • Network Engineer (SME)

    BAE Systems (Herndon, VA)
    …and protect our freedom. We are seeking a Subject Matter Expert (SME) Level Network Engineer with a minimum of 16 years' of experience and a specialized focus on ... + Proven SME level experience as a CISCO Network Engineer with a focus on Network Security + Strong...protocols, TCP/IP stack, and OSI model + Experience with firewall management software such as Cisco FTD + Excellent… more
    BAE Systems (11/07/25)
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  • Sr. O&M Network Engineer

    Leidos (Chantilly, VA)
    …The Digital Modernization Sector at Leidos is seeking a Tier III O&M Network Engineer to support the customer's various wide area networks (WANs) and local area ... vendors. The job duties of Tier III O&M Network Engineer are as follows: + Tier III O&M of...Palo Alto, Cisco Adaptive Security Appliance (ASA), and Forcepoint firewall equipment and applications is a plus. Requirements +… more
    Leidos (12/02/25)
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  • Senior Site Reliability Engineer

    Steampunk (Mclean, VA)
    …mission-driven excellence. Steampunk is looking for an experienced Site Reliability Engineer with an appetite for taking on new challenges. **Contributions** As ... a **Sr. Steampunk Site Reliability Engineer ,** you will be responsible for working with program development teams, infrastructure and platform services teams, and… more
    Steampunk (01/10/26)
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  • Linux Systems and Network Engineer

    Nightwing (Sterling, VA)
    …including devices communicating across local and remote network tunnels. + ** Firewall Rules and System Hardening:** Experience in hardening Linux systems and ... services, as well as writing firewall rulesets using tools like iptables and nftables. + **Routing Validation:** Employing Linux tools to validate appropriate packet… more
    Nightwing (11/21/25)
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  • Sr. Technical Support Engineer , USG,…

    Palo Alto Networks (Reston, VA)
    …and timely updates + Experience interfacing with firewalls and firewall technology. Next-Generation Firewall (NGFW) experience preferred **Preferred ... Skills:** + Experience working with US government, federal, state, or local agencies + Virtualization experience (AWS, Azure, VMware, OpenStack) + Experience with Windows, Mac OS, and Linux (debugging, editing registries, plist, etc.) + Multi-vendor… more
    Palo Alto Networks (12/12/25)
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