• Senior Network Specialist (Firewalls)

    CDM Smith (Norfolk, VA)
    …and security solutions. * Recommend and implement automation for firewall and network security operations . * Perform other duties as assigned. \#LI-LP2 ... is seeking a Senior Network Specialist with deep expertise in network security and firewall management to help safeguard and scale our global IT… more
    CDM Smith (11/11/25)
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  • Network Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    …environments. + Configure, maintain, and troubleshoot Palo Alto firewalls to support network security operations . This includes creating and optimizing ... Network Engineer- Arlington, VA Job Description **Overview** CoStar...in a complex, enterprise-scale environment while contributing to the security , performance, and reliability of our data center networks.… more
    CoStar Realty Information, Inc. (10/17/25)
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  • Cyber Operations Engineer - TS/SCI…

    General Dynamics Information Technology (Herndon, VA)
    …the building of cyber IT solutions. The ideal candidate will have experience in security operations , threat detection, network defense, and a strong ... None **Job Family:** Cyber and IT Risk Management **Skills:** Cyber Operations ,Cyber Threat Hunting,Vulnerability Management **Experience:** 3 + years of related… more
    General Dynamics Information Technology (10/04/25)
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  • Principal Network Engineer

    Leidos (Mclean, VA)
    …Business Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical ... has a new and exciting opportunity for a **Principal Network Engineer** in our **National Security Sector's...operations and collects and evaluates metrics to manage network services and for inclusion into project KPIs and… more
    Leidos (10/10/25)
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  • Senior AI Security SA, Security

    Amazon (Arlington, VA)
    … engineering, application security , identity and access management, cryptography, security operations , system administration and network security ... compliant cloud-native workloads? Do you have experience designing and implementing security for AI technologies? Do you like helping organizational leaders think… more
    Amazon (10/15/25)
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  • Network Cybersecurity Engineer (Palo/Cisco)

    General Dynamics Information Technology (Falls Church, VA)
    …Cyber and IT Risk Management **Skills:** Cyber Defense,Cybersecurity,Information Assurance, Network Defense, Security Operations **Certifications:** Certified ... through the deployment, configuration, and operation of advanced cloud-native, network , and endpoint security tools. This role...systems. You will play a central role in **daily security operations and oversight** , ensuring the… more
    General Dynamics Information Technology (11/14/25)
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  • Cyber AI and Automation Lead Engineer

    Tyto Athene (Reston, VA)
    …is a highly skilled and innovative Cyber Engineer with operational experience supporting Security Operations Center (SOC), Network Operations Center ... learning (ML) to make sense of massive streams of network and security data, exploit advanced AI...storage. + **NOC/SOC Domain Knowledge:** + Demonstrable understanding of network operations principles, protocols, common network more
    Tyto Athene (11/05/25)
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  • National Security Sector Referrals

    Leidos (Reston, VA)
    …Analytics Business Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Offensive Cyber, Mission ... and Cryptographic Key Management. **Join us and make a difference in National Security !** The **Cyber & Analytics Team** has a variety of exciting positions… more
    Leidos (10/18/25)
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  • Sr. Network Administrator - NADTC

    Huntington Ingalls Industries (Virginia Beach, VA)
    …ensuring continuous connectivity for customers and sites. This position is based in the Network Operations and Security Center (NOSC), which functions as the ... helpdesk for network operations support. The role includes diagnosing...and keying material (eg, KG-175D, KG-75) + Knowledge of network security technologies including VRFs and port-… more
    Huntington Ingalls Industries (08/23/25)
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  • NITE Network Administrator

    Huntington Ingalls Industries (Virginia Beach, VA)
    …secure connectivity for customers and sites. The position works closely with the Network Operations and Security Center (NOSC) to provide helpdesk ... firewall ACL verification. + Support remote sites in restoring network operations after outages or failures. +...network monitoring tools (eg, SolarWinds). + Knowledge of network security technologies, including firewalls, VRFs, and… more
    Huntington Ingalls Industries (09/23/25)
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