• Network Security Engineer

    General Dynamics Information Technology (Herndon, VA)
    …Yes **Job Description:** Seize your opportunity to make a personal impact as a Network Security Engineer supporting customer activities. GDIT is your place ... and grow a rewarding career. At GDIT, people are our differentiators. As a Network Security Engineer , you will help ensure today is safe and tomorrow is… more
    General Dynamics Information Technology (12/15/25)
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  • Cyber Network Security

    CACI International (Chantilly, VA)
    Cyber Network Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... of Travel: None * * * **The Opportunity:** **CACI is seeking a talented Cyber Network Security Engineer to join our team in Chantilly, VA. This role will**… more
    CACI International (12/02/25)
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  • Network Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Network Security Engineer The Opportunity: Are you looking for an opportunity to share your experience in designing, developing, and implementing innovative ... our country and protect our nation? As a systems security and network security engineer , you will be responsible for the enterprise deployment of VMWare… more
    BOOZ, ALLEN & HAMILTON, INC. (12/21/25)
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  • Cyber Network Security

    CACI International (Chantilly, VA)
    Cyber Network Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... and information security best practices + Understanding of Linux network security tools - (eg Metasploit, netcat, nmap, etc.). + Experience building virtual… more
    CACI International (11/07/25)
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  • Network Engineer (Expert)

    BAE Systems (Herndon, VA)
    …as CCNA Security , CCNP Security , Palo Alto Networks Certified Network Security Engineer (PCNSE), or similar industry certifications are preferred ... our freedom. We are seeking a talented and experienced Network Engineer with a specialized focus on...The ideal candidate will have a deep understanding of network security principles, excellent problem-solving skills, and… more
    BAE Systems (12/20/25)
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  • Cisco ISE Engineer (Secret Clearance…

    TEKsystems (Reston, VA)
    Network Security Engineer (Cisco ISE /AAA) - DoD Compliance -Active DoD Secret Clearance (or higher) required About the Role We are seeking an experienced ... Network Security Engineer with deep expertise in Cisco ISE and Centralized AAA solutions to join our team supporting critical DoD programs. This role focuses… more
    TEKsystems (01/07/26)
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  • Terrestrial COMSEC Network Engineer

    CACI International (Springfield, VA)
    …has an exciting and challenging opportunity available for a COMSEC (communications security ) Network Engineer supporting an Intelligence Community customer's ... Terrestrial COMSEC Network Engineer Job Category: Information Technology...(WAN), campus-area (CAN), and local-area (LAN) networks across multiple security domains. Focus will be on COMSEC account management,… more
    CACI International (10/25/25)
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  • Network Engineer

    System One (Springfield, VA)
    …Virginia Type: Contract To Hire Compensation: $130,000 - $150,000 depending on experience Security Clearance: TS/SCI Network Engineer to provide support for ... Degree in a Technical Field + 4+ years' experience working as a Network Engineer + TS/SCI Security Clearance (US Citizenship required) + DoD 8140.01… more
    System One (12/26/25)
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  • NCIS Network Engineer | Active…

    General Dynamics Information Technology (Quantico, VA)
    …Bring your engineering expertise along with a drive for innovation to GDIT. The Senior Network Engineer must have: + ** Security Clearance Level:** Active Top ... 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 (11/14/25)
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  • Cyber Network Engineer

    Leidos (Lorton, VA)
    … to deliver cybersecurity and information assurance services. **Primary Responsibilities** The Network Engineer (with a strong security background) is ... at Leidos currently has an opening for a Cyber Network Engineer to work in our Lorton,...firewall/VPN solutions (eg, ASA, Firepower). + Solid understanding of network security concepts: segmentation, least privilege, zero… more
    Leidos (12/11/25)
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  • Principal Network Engineer

    Leidos (Mclean, VA)
    **Description** **Leidos** has a new and exciting opportunity for a **Principal Network Engineer ** in our **National Security Sector's (NSS) Cyber & ... . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals… more
    Leidos (01/09/26)
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  • Senior Information System Security

    General Dynamics Information Technology (Reston, VA)
    …enterprise information systems and network architectures as an Information System Security Engineer at GDIT. Here, you'll tailor cutting-edge solutions to ... data flows for a wide range of devices. HOW AN INFORMATION SYSTEM SECURITY ENGINEER WILL MAKE AN IMPACT + Provides technical expertise to ensure systems meet… more
    General Dynamics Information Technology (11/21/25)
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  • High Speed Guard Engineer

    System One (Springfield, VA)
    …operating system security practices, TCP/IP networking, and network security concepts.a High Speed Guard Engineer to support the implementation and ... VA Type: Contract To Hire Contractor Work Model: Onsite Security Clearance: Active TS/SCI High Speed Guard Engineer...operating system security practices, TCP/IP networking, and network security concepts. System One, and its… more
    System One (12/26/25)
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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 ... Qualifications:** + 7+ years of experience building and deploying network security infrastructure (Firewalls/Firewall Policy, Intrusion Detection, AWS… more
    Capital One (11/16/25)
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  • Lead Platform Engineer ( Network

    Capital One (Mclean, VA)
    …of driving a major transformation within Capital One. **General Responsibilities:** Network engineer responsible for designing, implementing, managing and ... Lead Platform Engineer ( Network Infrastructure) Do you love...& Optimization - Monitoring performance, troubleshooting issues, and optimizing network efficiency. + Security Management - Implementing… more
    Capital One (11/04/25)
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  • Senior Platform Engineer ( Network

    Capital One (Mclean, VA)
    …love to solve real problems and meet real customer needs. As an Platform Engineer ( Network Engineer ), you'll deliver highly available, scalable, and diverse ... Senior Platform Engineer ( Network Infrastructure) - Global Payment...security first' principles in daily work. + Design Network Architecture diagrams using Visio, Lucid Charts. + Deliver… more
    Capital One (01/04/26)
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  • Network Engineer (Day Shift 6AM…

    CACI International (Chantilly, VA)
    Network Engineer (Day Shift 6AM - 6PM) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: ... * * **The Opportunity:** CACI is looking for a Network Engineer to support our customer to...networking (CCNA/CCNP, JNCIA/JNCIP, etc.) + Industry certifications related to network security ( Security +, CISSP, etc.)… more
    CACI International (01/03/26)
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  • Sr. Network Engineer

    Arena Technical Resources, LLC (Reston, VA)
    … systems engineer overseeing servers, storage and backup systems. Troubleshootport security issues, VLAN issues and network outages. Control network ... Sr. Network Engineer Location: Reston, VA, US...Perform studies to determine requirements for bandwidth, data throughput, security , and reliability. - Maintain technical manuals and standard… more
    Arena Technical Resources, LLC (11/29/25)
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  • Network Engineer , TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …hardening the solutions to address security and SCAP compliance. **How a Network Engineer Will Make an Impact:** + Administer, operate, manage and maintain ... **US Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a ** Network Engineer ** with GDIT. A career in enterprise IT means… more
    General Dynamics Information Technology (11/15/25)
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  • Network Engineer (SME)

    BAE Systems (Herndon, VA)
    …level experience as a CISCO Network Engineer with a focus on Network Security + Strong proficiency with NAC platforms + In-depth knowledge of network ... We are seeking a Subject Matter Expert (SME) Level Network Engineer with a minimum of 16...The ideal candidate will have a deep understanding of network security principles, excellent problem-solving skills, and… more
    BAE Systems (11/07/25)
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