• Sr. O&M Network Engineer

    Leidos (Chantilly, VA)
    …basis. + Not required but experience with Palo Alto, Cisco Adaptive Security Appliance (ASA), and Forcepoint firewall equipment and applications is a plus. ... as follows: + Tier III O&M of Juniper and Cisco routers include extensive troubleshooting at the layer 2...Internet Protocol (IP) subnet, Network Address Translation (NAT) and security technologies. + Demonstrated ability to engineer more
    Leidos (09/02/25)
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  • Network Engineer 3

    M. C. Dean (Chantilly, VA)
    …analyzes, performance tunes, and make recommendations to optimize network + Manages firewall security appliances + Keeps the Division abreast of emerging ... leaders in electrical, engineering, and cybersecurity industries. We are seeking a **Network Engineer 3** to join our ** Security and Electronic Systems (SES)**… more
    M. C. Dean (10/23/25)
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  • Network Engineer , TS/SCI with Polygraph

    General Dynamics Information Technology (Chantilly, VA)
    …to be deployed via automated CM tools, and hardening the solutions to address security and SCAP compliance. **How a Network Engineer Will Make an Impact:** ... Required:** Yes **Job Description:** Transform technology into opportunity as a **Network Engineer ** with GDIT. A career in enterprise IT means connecting and… more
    General Dynamics Information Technology (11/15/25)
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  • NOC Network Engineer

    Virtual Service Operations (Lorton, VA)
    …tools (eg, SolarWinds, Wireshark, PRTG). + Strong knowledge of network security principles, including firewall management, IDS/IPS, and access control. ... NOC Network Engineer * Lorton, VA (http://maps.google.com/maps?q=Lorton+VA+USA) Description Are you...1 and Tier 2 NOC personnel. + Ensure network security standards are adhered to and contribute to the… more
    Virtual Service Operations (10/31/25)
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  • Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    …community, defense, civil, and commercial markets. Job Title: Platform/Infrastructure Engineer Location: Sterling, VA Clearance: TS/SCI Poly **This position is ... CONTINGENT upon contract award** The Platform/Infrastructure Engineer (PIE) designs, builds, and maintains the platforms that Mission Partner development teams use… more
    Nightwing (09/26/25)
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  • Network Engineer - Subject Matter Expert…

    Noblis (Chantilly, VA)
    …+ Advanced implementation of network protocols (TCP/IP, DNS, DHCP, HTTP/S) with security hardening + Next-generation firewall configuration and management for ... Responsibilities As a Network Engineer SME, you will provide expert leadership in...will architect secure network infrastructures that meet the highest security standards while enabling mission-critical operations. Your expertise will… more
    Noblis (10/30/25)
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  • Sr Principal Cybersecurity Analyst/Network…

    Northrop Grumman (Chantilly, VA)
    …Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to ... engineers, system administrators, and operators as a Sr. Principal Cyber Systems Engineer professional in Chantilly, VA. The successful candidate will be expected to… more
    Northrop Grumman (10/02/25)
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  • Senior Systems Engineer - Cybersecurity

    M. C. Dean (Vienna, VA)
    Overview Security is critical to MC Dean's IT solutions that support critical business functions. The successful candidate will join a dynamic multidiscipline team ... of our cybersecurity infrastructure. As part of the team, the **Senior Systems Engineer ** 's responsibilities will include (but will not be limited to) the… more
    M. C. Dean (08/27/25)
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  • Network Engineer

    Leidos (Arlington, VA)
    …FUTURE ROLE** Leidos' Digital Modernization sector is seeking a Network Engineer to be responsible for the design, migration, implementation, enhancement, ... + Candidate must possess an active DOD TS/SCI level security clearance, and be eligible to obtain and maintain..._Virtual Private Cloud (VPCs)_ + _Route 53_ + _Amazon Firewall Services_ + Ability to make decision and escalate… more
    Leidos (10/03/25)
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  • Network Engineer

    General Dynamics Information Technology (Springfield, VA)
    …has an exciting and challenging opportunity available for a Network Engineer supporting an Intelligence Community customer's wide-area (WAN), local-area (LAN) and ... campus-area (CAN) networks across multiple security domains in Springfield, VA. Focus will be on...Juniper Secure Analytics, Infoblox, Riverbed.) + Experience with Juniper firewall /VPN equipment (SRX series) + Experience with supporting IP… more
    General Dynamics Information Technology (09/26/25)
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