• Network Systems Engineer

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our ... customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical… more
    Nightwing (06/11/25)
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  • Senior Cyber Network Engineer

    CACI International (Chantilly, VA)
    Senior Cyber Network Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... **The Opportunity:** Join our team as a Senior Principal Cyber Network Engineer in Chantilly,...Perform engineering support and system administration of applications and systems + Provide Tier 2/3 maintenance and engineering support… more
    CACI International (06/23/25)
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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: ... complex queries and modifying schemas (eg Oracle, MySQL). + Experience in a cyber -security role + Experience configuring network devices (eg routers, switches,… more
    CACI International (05/08/25)
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  • Cyber Network Emulation…

    CACI International (Chantilly, VA)
    Cyber Network Emulation Engineer Job...intelligence systems ? CACI is seeking a talented Network Emulation Engineer to join our team in ... Herndon, VA. If chosen, as a Network Emulation Engineer , you will bring specific...familiarity with multiple vendor products o Computer, server, and network security troubleshooting * Understanding of computer systems more
    CACI International (07/08/25)
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  • Senior Specialist, Systems Engineer

    L3Harris (Springfield, VA)
    cyber domains in the interest of national security. Job Title: Senior Specialist, Systems Engineer - Cyber Planning (Active TS/SCI w/CI Poly Required) ... Technologies currently has an opening for a Senior Specialist, Systems Engineer - Cyber Planner...component, or interagency environment. + Understanding of DoD Information Network (DODIN) operations and cyber threat intelligence… more
    L3Harris (07/02/25)
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  • Principal /Sr. Principal Cyber

    Northrop Grumman (Fairfax, VA)
    …best work of your career. We are looking for you to join our team as a Principal Cyber Systems Engineer or Sr. Principal Cyber Systems Engineer ... shared mission, we'll support you with expanding your personal network and developing skills, whether you are new to...This requisition may be filled at either a Principal Cyber Systems Engineer or Sr.… more
    Northrop Grumman (06/03/25)
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  • Cyber Systems Engineer III…

    General Dynamics Information Technology (Springfield, VA)
    …no challenge we can't turn into opportunity. And our work depends on TS/SCI level cleared ** Cyber Systems Engineer lll - ECDS** joining our team to support ... applicable experience + 6+ years' experience working as a Cyber Engineer working in application, system +...DoD Information Assurance Technical (IAT) Level II + and network Cyber Security + Experience working with… more
    General Dynamics Information Technology (06/05/25)
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  • Cyber Security Detections Engineer

    McIntire Solutions (Springfield, VA)
    …experience in a cyber role * Experience with modern Windows, UNIX, network operating systems , databases, and virtual computing * DoD 8570 certification ... Cyber Security Detections Engineer Seeking a...cybersecurity tool signatures (eg anti-virus and host based security systems ) * Provide focused analysis, including reverse malware engineering,… more
    McIntire Solutions (05/29/25)
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  • Cyber Linux Engineer

    CACI International (Chantilly, VA)
    … 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... Cyber Linux Engineer Job Category: Engineering Time Type: Full time...contextual and timely log data from network devices and systems across our enterprise.… more
    CACI International (06/20/25)
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  • Cyber Security Engineer , Mid-Sr.

    GovCIO (Fairfax, VA)
    **Overview** GovCIO is seeking an experienced Cyber Security Engineer to lead and enhance our organization's corporate cybersecurity program. This role is ... into system designs and business processes. + Leverage technical knowledge of computer systems and networks with cyber threat information to assess the company's… more
    GovCIO (06/27/25)
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  • Principal Cyber Engineer

    Leidos (Chantilly, VA)
    …Solutions 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 to support...play a key role in supporting government-critical systems . You will be part of a program that… more
    Leidos (06/30/25)
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  • Senior Cyber Capability Developer (Reverse…

    Leidos (Lorton, VA)
    …The National Security Sector (NSS) has a new and exciting opportunity for a Senior Cyber Capability Developer (Reverse Engineer ) in our Cyber & Analytics ... of an upcoming contract award! **What you'll be doing:** + The Senior Cyber Capability Developer (Reverse Engineer ) is an accomplished technical professional… more
    Leidos (06/08/25)
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  • Principal Cyber Engineer

    Leidos (Chantilly, VA)
    …Solutions 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 to support...play a key role in supporting government-critical systems . You will be part of a program that… more
    Leidos (06/28/25)
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  • Cyber Engineer

    Leidos (Chantilly, VA)
    …Multi-domain Solutions Division (MDS) within the Leidos National Security Sector is seeking a skilled Cyber Engineer to join a new cyber security program and ... Design, implement, and maintain security solutions that protect networks, systems , and data from cyber threats. +...threats. + Apply a strong technical background in cybersecurity, network security, and risk mitigation strategies. + Play a… more
    Leidos (06/28/25)
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  • Principal Cyber Security Engineer

    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 ... a critical cyber mission by maintaining and enhancing perimeter protection systems in a dynamic environment. **Responsibilities include but are not limited to:**… more
    ManTech (06/25/25)
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  • Cyber Software Engineer

    CACI International (Chantilly, VA)
    Cyber Software Engineer Job Category: Engineering...to engage with your co-workers and expand your career network . We are a fun, engaging environment with a ... department with an expanding range of programs focusing on Cyber Operations, where you get to grow on and...Professional experience and demonstrated ability with at least one systems -level programming language, such as: GoLang, C++, C *… more
    CACI International (06/25/25)
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  • Cyber Security Project Engineer

    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 the ... experience with the Customer's A&A process. Demonstrated experience leading systems /applications through the Customer's Cyber Security process. Demonstrated… more
    ABBTECH Professional Resources, Inc. (07/03/25)
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  • Cyber Software Engineer

    CACI International (Chantilly, VA)
    Cyber Software Engineer Job Category: Engineering...to engage with your co-workers and expand your career network . We are a fun, engaging environment with a ... department with an expanding range of programs focusing on Cyber Operations, where you get to grow on and...system experts with a joint task of developing web-based systems that improve efficiency, usability, automation and standardization for… more
    CACI International (07/10/25)
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  • Principal Cyber Security Engineer

    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+...systems (IPS), antivirus solutions, application firewalls, high availability systems , network management tools, and virtualization platforms… more
    ManTech (06/28/25)
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  • Staff Cyber Software Test Engineer

    Northrop Grumman (Fairfax, VA)
    …work of your career. We are looking for you to join our team as a **Staff Cyber Software Test Engineer / Test Automation Engineer ** based out of **Chantilly, ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...shared mission, we'll support you with expanding your personal network and developing skills, whether you are new to… more
    Northrop Grumman (07/09/25)
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