• 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: ... analysis, performance characterization (eg Wireshark, TCPdump, etc.). + Understanding of network / cyber security , penetration testing, and information … more
    CACI International (05/08/25)
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  • Cyber Defense - Mid-Level Security

    Koniag Government Services (Chantilly, VA)
    …88-352_** **Other details** + Job Family IT, Cyber Security , Network Systems + Job Function Cyber Security Architect/ Engineer + Pay Type Salary < ... Cyber Defense - Mid-Level Security Operations...platforms **Required Skills and Competencies:** + Strong understanding of network and system security + Strong knowledge… more
    Koniag Government Services (06/26/25)
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  • Senior Cyber Network Engineer

    CACI International (Chantilly, VA)
    Senior Cyber Network Engineer Job...operating system security practices, TCP/IP networking, and network security concepts + Must have or ... **The Opportunity:** Join our team as a Senior Principal Cyber Network Engineer in Chantilly,...on a computer screen _Desired:_ + Understanding of federal Cyber Security Guidance (eg, NIST SP 800-37,… more
    CACI International (06/23/25)
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  • Principal Cyber Security

    ManTech (Chantilly, VA)
    **ManTech seeks a motivated, career and customer-oriented Principal Cyber Security Engineer ** to join our team in **Chantilly, VA** . This role offers the ... Windows and Linux operating systems, TCP/IP networking, and general network security principles + IAT Level II... operations + Knowledge of database and operating system security practices + Understanding of defensive cyber more
    ManTech (06/25/25)
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  • Senior Principal Cyber Security

    ManTech (Chantilly, VA)
    ManTech seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in the **Chantilly, VA OR Denver, CO.** ... of degree + 10+ years of experience in a cyber role + Experience with Security Information...operating system security practices, TCP/IP networking, and network security concepts + Knowledge of Certification… more
    ManTech (05/20/25)
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  • Principal Cyber Security

    ManTech (Chantilly, VA)
    **Mantech** seeks a motivated and customer-focused **Principal Cyber Security Engineer ** to join our team in **Chantilly, VA** . In this role, you will help ... . Bachelor's degree, or an additional 4+ years of cyber experience in lieu of a degree . 7+... security practices, TCP/IP networking, 802.1x, and core network security principles . IAT Level II… more
    ManTech (06/28/25)
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  • Cyber Security Project…

    ABBTECH Professional Resources, Inc. (Chantilly, VA)
    **Position: Cyber Security Project Engineer ** **Location: Chantilly** **Clearance: TS/SCI w/FSP** **Salary- 230k-245k/yr** _The above salary range represents ... A&A process. Demonstrated experience leading systems/applications through the Customer's Cyber Security process. Demonstrated experience performing vulnerability… more
    ABBTECH Professional Resources, Inc. (07/03/25)
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  • Principal Cyber Engineer

    Leidos (Chantilly, VA)
    …Division (MDS) within the Leidos National Security Sector is seeking a skilled Principal Cyber Engineer to join a new cyber security program and ... practices (AWS, Azure, GCP). + Strong understanding of network security protocols, encryption technologies, and authentication... Security Certified Professional (OSCP). + AWS Certified Security - Specialty, Azure Security Engineer more
    Leidos (06/30/25)
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  • Cyber Linux Engineer

    CACI International (Chantilly, VA)
    Engineer to support our intel government client systems. CACI is seeking a Cyber Engineer with a flare for Linux Administration responsible for delivery of ... Cyber Linux Engineer Job Category: Engineering Time...contextual and timely log data from network devices and systems across our enterprise. You will serve… more
    CACI International (06/20/25)
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  • Principal Cyber Engineer

    Leidos (Chantilly, VA)
    …Division (MDS) within the Leidos National Security Sector is seeking a skilled Principal Cyber Engineer to join a new cyber security program and ... services and mission software capabilities in the areas of cyber , logistics, security operations, and decision analytics...lieu of degree. **Favorable if you have:** + CompTIA Network +. + CISSP or other IAT III. **Original Posting:**… more
    Leidos (06/28/25)
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  • Cyber Engineer

    Leidos (Chantilly, VA)
    …Solutions Division (MDS) within the Leidos National Security Sector is seeking a skilled Cyber Engineer to join a new cyber security program and ... services and mission software capabilities in the areas of cyber , logistics, security operations, and decision analytics...threats. + Apply a strong technical background in cybersecurity, network security , and risk mitigation strategies. +… more
    Leidos (06/28/25)
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  • Cyber Defense - Red Team/Penetration…

    Koniag Government Services (Chantilly, VA)
    …Shareholder Preference in accordance with Public Law 88-352_** **Other details** + Job Family IT, Cyber Security , Network Systems + Pay Type Salary < ... Cyber Defense - Red Team/Penetration Engineer /Modeler/Planner...and more. KDS is seeking an experienced Red Team/Penetration Engineer to conduct advanced adversary emulation, security more
    Koniag Government Services (06/26/25)
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  • Cyber Software Engineer

    CACI International (Chantilly, VA)
    …to independently apply advanced knowledge of software development, testing and evaluation, cyber security and mission requirements to develop and maintain ... Cyber Software Engineer Job Category: Engineering...programs with peers who are dedicated to advancing national security . Participate in fun team outings and team building… more
    CACI International (06/25/25)
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  • Cyber Software Engineer

    CACI International (Chantilly, VA)
    Cyber Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... * * **The Opportunity:** CACI is seeking a software engineer to fill a mission facing development position. This...department with an expanding range of programs focusing on Cyber Operations, where you get to grow on and… more
    CACI International (04/29/25)
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  • Principal/Senior Principal Cyber Software…

    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 ... shared mission, we'll support yours of expanding your personal network and developing skills, whether you are new to...defining possible? Northrop Grumman is seeking a Principal Software Engineer /Sr Principal Software Engineer to join our… more
    Northrop Grumman (05/28/25)
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  • Principal Cyber Support Developer

    ManTech (Chantilly, VA)
    …Access Rights and Security Groups. TCP/IP networking, 802.1x and network security concepts is required. **Minimum Qualifications:** + Bachelor's degree ... Security -Orchestration-Automation-and-Response (SOAR), and deploy & maintain solutions enabling cyber operations monitoring teams. + Provide inputs, participate, and… more
    ManTech (05/30/25)
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  • Network Red Team Engineer

    Parsons Corporation (Centreville, VA)
    …you can find your next, right now. We've got what you're looking for. **Job Description:** ** Network Engineer - Hybrid** We are developing a new cyber range ... 75 years of experience, Parsons is uniquely qualified to deliver cyber /converged security , technology-based intellectual property, and other innovative services… more
    Parsons Corporation (05/10/25)
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  • Network Engineer

    Nightwing (Sterling, VA)
    …in the intelligence community, defense, civil, and commercial markets. Job Title: Network Engineer Location: Sterling, VA Clearance: TS/SCI Poly **This position ... is CONTINGENT upon contract award** The Network Engineer (NE) collaboratively works closely with...NE demonstrates knowledge of networking protocols (TCP/IP, OSPF, BGP), network security , and various network more
    Nightwing (06/27/25)
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  • Field Network Engineer

    Nightwing (Sterling, VA)
    …defense, civil, and commercial markets. Nightwing is seeking an experienced field network engineer to install, configure, and troubleshoot data networks. Tasks ... include configuring and installing routers, switches, next generation firewalls (NGFW), security appliances, cabling, and other network devices at CONUS and… more
    Nightwing (06/06/25)
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  • Security Engineer

    Leidos (Chantilly, VA)
    **Description** We are seeking a highly skilled Cyber Security Engineer supporting the NRO cyber operations group or Industrial Control Systems group at ... engineering, and code execution manipulation techniques. + Experience in defensive security engineering, including data protection, network defense, and incident… more
    Leidos (05/24/25)
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