• Lead Firewall & Security

    Deloitte (Washington, DC)
    …(IA) compliance of DODIN-N systems + Lead service request fulfilment for firewall policy and other security extension changes (VPN, IPS, URL Filtering, ... first responder to monitored alerts, incidents, and issues. + Lead the follow through with firm and vendor resources...years in supporting infrastructure environments but not limited to security / firewall , networks, systems + 3+ years of… more
    Deloitte (07/25/25)
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  • Cybersecurity Firewall Engineer

    Navy Federal Credit Union (Vienna, VA)
    Overview This position is for a Senior Network Security Engineer with a concentration on Nextgen Firewalls technologies (Palo Alto and Checkpoint). The right ... engineer working with application teams to properly shape firewall rules. + Act as a liaison between the... rules. + Act as a liaison between the firewall team and Information Security . + System… more
    Navy Federal Credit Union (07/22/25)
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  • Lead Network Engineer - Palo Alto…

    CoStar Realty Information, Inc. (Arlington, VA)
    …URL filtering, App-ID and User-ID to enhance performance, reduce complexity, and maintain security standards. + Lead firewall upgrades, migrations, and ... Lead Network Engineer - Palo Alto Firewalls...traffic management. + PCNSE (Palo Alto Networks Certified Network Security Engineer ) **What's in it for You**… more
    CoStar Realty Information, Inc. (06/19/25)
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  • Sr Lead IT Systems Security

    Lumen (Washington, DC)
    …us as we digitally connect the world and shape the future. **The Role** The Senior Lead IT Systems Security Engineer is a critical role within our ... technologies, and best practices, and will be able to lead a team of security engineers to...including client-based VPN configuration and troubleshooting + Check Point Firewall and Multi-Domain management platforms + Cisco and Snort-based… more
    Lumen (07/03/25)
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  • Senior Network Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Network Security Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate ... real estate. We are looking for a Senior Network Security Engineer to improve our information ...security posture on east/west and north/south traffic. + Lead the creation of a secure and automated certificate… more
    CoStar Realty Information, Inc. (07/03/25)
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  • Network Engineer (Expert)

    BAE Systems (Herndon, VA)
    Security , CCNP Security , Palo Alto Networks Certified Network Security Engineer (PCNSE), or similar industry certifications are preferred **Pay ... lead the world in defense technologies and national security services. We offer flexible work environment to support...enterprise network solutions + Proven experience as a Network Engineer with a focus on firewall technologies… more
    BAE Systems (07/23/25)
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  • IT Security Engineer

    Robert Half Technology (Washington, DC)
    …processes (eg, ISO Certification). Develop and maintain incident response plans, corporate security policies, and procedures. Lead security investigations ... ASA Firewall , Cisco Routers, Authentication, Check Point, Checkpoint Firewall , Computer Hardware, Configuration Management, Network Security Technology… more
    Robert Half Technology (05/15/25)
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  • Information System Security Engineer

    KBR (Alexandria, VA)
    Title: Information System Security Engineer (ISSE) Belong. Connect. Grow. with KBR! The successful candidate for the Joint Mission Environment Testing Capability ... (JMETC) Information System Security Engineer (ISSE) position will be part...all projects from a technical perspective + Assists the Lead Technical Deputy on all Zero Trust Projects +… more
    KBR (07/02/25)
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  • Sr. Sales Engineer - TS/SCI - Hybrid | Fort…

    Optiv (Herndon, VA)
    …following: Splunk Platform, Splunk Security , Enterprise Networking, Network Security , Enterprise Firewall Deployment, Data Center, and/or Network Automation. ... following: Splunk Platform, Splunk Security , Enterprise Networking, Network Security , Enterprise Firewall Deployment, Data Center, and/or Network Automation… more
    Optiv (07/05/25)
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  • Senior Network Engineer

    Ensono (Washington, DC)
    …and Passion. **About the role and what you'll be doing:** The Senior Network Engineer is responsible for the design and implementation of enterprise and data center ... to achieve optimal solutions for Ensono and its customers. The Network Engineer is responsible for developing, implementing, and maintaining network solutions to… more
    Ensono (07/24/25)
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  • Wi-Fi Network Engineer III

    Epsilon, Inc (Washington, DC)
    **Wi-Fi Network Engineer III** **Who is Epsilon:** Epsilon is an IT Services company that was founded in 2009 and has become an established leader in providing ... and data networks. **An average day:** As Wi-Fi Network Engineer III, you are expected to be a business...work under the direction of the Senior Wi-Fi Team Lead to design and support network strategies to meet… more
    Epsilon, Inc (07/19/25)
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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...work off hours for network maintenance and changes + Lead Network Builds + Manage on prem LAN and… more
    CACI International (07/08/25)
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  • FLEX Senior Engineer Network Compliance

    Marriott (Bethesda, MD)
    …Type** Management This is a temporary position. JOB SUMMARY The Senior Engineer Network Compliance will be responsible for executing a successful network compliance ... standards. To be successful in this role, the Sr Engineer Network Compliance will have a minimum of 8+...experience in a technical role within a network and security engineering organization and at least 4 years of… more
    Marriott (07/09/25)
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  • Network Engineer 4 - Washington

    M. C. Dean (District Of Columbia, DC)
    …analyzes, performance tunes, and make recommendations to optimize network + Manages firewall security appliances + Keeps the Division abreast of emerging ... engineering, and cybersecurity industries. We are seeking a **Network Engineer 4** to join our ** Security and...latest network standard + Leads projects as an Engineering Lead and/or Project Manager to develop secure, resilient systems… more
    M. C. Dean (07/15/25)
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  • Cloud Network Engineer (Full Performance)

    BAE Systems (Herndon, VA)
    …shared ambition to lead the world in defense technologies and national security services. We offer flexible work environment to support the balance in your life ... candidate must function as an Expert level Cloud Network Engineer with experience managing Azure and M365 environments. This...including: + Azure Storage + Azure Networking + Networking Security Groups + Azure Firewall + Azure… more
    BAE Systems (07/19/25)
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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 ... world for the better. We are seeking a **Network Engineer 3** to join our ** Security and...latest network standard + Leads projects as an Engineering Lead and/or Project Manager to develop secure, resilient systems… more
    M. C. Dean (07/15/25)
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  • Network Engineer (SME)

    BAE Systems (Herndon, VA)
    …shared ambition to lead the world in defense technologies and national security services. We offer flexible work environment to support the balance in your life ... + Proven SME level experience as a CISCO Network Engineer with a focus on Network Security ...protocols, TCP/IP stack, and OSI model + Experience with firewall management software such as Cisco FTD + Excellent… more
    BAE Systems (06/28/25)
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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...issues from Tier 1 and Tier 2 support. + Lead the diagnosis and resolution of critical network incidents… more
    Virtual Service Operations (05/03/25)
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  • Network Engineer - SME

    ABBTECH Professional Resources, Inc. (Herndon, VA)
    …appliances** to support a cutting-edge, mission-driven government program. This individual will lead the design, optimization, and security of complex NAC ... **Network Engineer - SME** **Location- Herndon, Va** **Clearance- TS/SCI w/...over 16 years of experience and thrives in fast-paced, security -first environments. **Key Responsibilities** + Design, implement, and manage… more
    ABBTECH Professional Resources, Inc. (07/02/25)
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  • Senior Network Engineer

    Leidos (Lorton, VA)
    …material, including keying equipment and cryptographic keys, ensuring compliance with security protocols. + Lead the installation, operation, and maintenance ... The Multi Domain Solutions Division at Leidos is looking for a **Senior Network Engineer ** to support a fast-paced program with the Air Force Life Cycle Management… more
    Leidos (07/04/25)
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