• Cyber Security Systems

    BAE Systems (Herndon, VA)
    …awards. Other incentives may be available based on position level and/or job specifics. ** Cyber Security Systems Engineer (ISSE) - Expert** **119794BR** ... and protect our freedom. We are looking for experienced Cyber Security Engineers to join our technology-based...Experience, & Skills** We are actively seeking an Information Systems Security Engineer (ISSE) with… more
    BAE Systems (01/06/26)
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  • Cyber Systems Engineer

    Northrop Grumman (Dulles, VA)
    …is 100% onsite and cannot accommodate telecommute work. A _Cyber Systems Security Engineering_ position requires demonstrated technical accomplishments in ... subsystem + Perform Attack Surface Analysis (ASA) and prepare Systems Security Plan (SSP) documentation for complex...Bachelor's degree in STEM field with 5 years of cyber systems experience - OR - Master's… more
    Northrop Grumman (12/02/25)
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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: ... None Type of Travel: None * * * **The Opportunity:** **CACI is seeking a talented Cyber Network Security Engineer to join our team in Chantilly, VA. This… more
    CACI International (12/02/25)
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  • Senior Cyber Security

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA** . Senior Cyber ... Security Engineers are responsible for the quality of cyber security -related solution delivery, development, testing, and...in lieu of a degree + 5+ years of cyber experience in support of mission systems more
    ManTech (12/11/25)
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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 supports ... cyber experts to develop solutions that enhance network compliance and security posture across DoD systems . **Responsibilities include but are not limited… more
    ManTech (12/13/25)
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  • Cloud Cyber Engineer

    CACI International (Sterling, VA)
    …Continental US Anticipated Posting End: 12/29/2025 **The Opportunity:** CACI/BITS is seeking a Cyber Security Engineer to support our Makalu contract. If ... Cloud Cyber Engineer Job Category: Information Technology...to protect against cyber attacks. Providing enhanced security architectures, development tools, and information systems more
    CACI International (11/11/25)
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  • Senior Splunk Cyber Security

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career, and customer-oriented **Senior Splunk Cyber Security Engineer ** to join our team in **Chantilly, VA.** In this role, ... play a key role in maintaining and tuning Splunk systems , while collaborating with technical teams and cyber...system documentation + Enforcing role-based access controls and operational security policies + Collaborating with cyber analysts… more
    ManTech (12/30/25)
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  • Cyber Detection Engineer

    Leidos (Ashburn, VA)
    …reports any suspected and confirmed security violations. Leidos is seeking an experienced Cyber Detection Engineer to join our team. As a member of the ... to CBP networks through monitoring, intrusion detection and protective security services to CBP information systems including...at minimum ONE of the following certifications:** + CompTIA Cyber Security Analyst (CySA+) + CompTIA Linux… more
    Leidos (12/19/25)
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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 **Chantilly, VA.** This role ... include but are not limited to:** + You will engineer , design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment... systems + Knowledge of Windows and Linux systems , general operating system security practices, TCP/IP… more
    ManTech (12/13/25)
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  • Senior Principal Cyber Engineer

    Nightwing (Sterling, VA)
    …collaborative team that supports challenging, meaningful work that is vital to our national security , apply today! **Principal Cyber Engineer ** Cyber ... Cyber Engineer ** Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support… more
    Nightwing (01/09/26)
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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: ... analysis, performance characterization (eg Wireshark, TCPdump, etc.). + Understanding of network/ cyber security , penetration testing, and information security more
    CACI International (11/07/25)
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  • ACTI Cyber Threat Exploitation…

    Amazon (Herndon, VA)
    …NY, USA | Seattle, WA, USA Amazon is seeking an innovative Senior Security Engineer to join the Amazon Cyber Threat Intelligence (ACTI) team as a Cyber ... leadership, service teams, partners, and both internal and external customers. In the Cyber Threat Exploitation Engineer role you will formulate new analytic… more
    Amazon (12/31/25)
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  • Senior Cyber Security

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports a ... and virtualized systems . + Strong understanding of Windows and Linux systems , operating system security principles, TCP/IP networking, 802.1x, and core… more
    ManTech (12/13/25)
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  • Cyber Capability Engineer Sr - Rapid…

    BAE Systems (Chantilly, VA)
    **Job Description** This position is for an senior level experienced cyber engineer with rapid development CNO and CNE experience. Rapid development is a dynamic ... systems or their components, while adhering to organizational security policies and procedures. The nature of this work...be available based on position level and/or job specifics. ** Cyber Capability Engineer Sr - Rapid Development**… more
    BAE Systems (01/09/26)
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  • Senior Cyber Test Engineer (Onsite)

    Nightwing (Sterling, VA)
    …meaningful work that is vital to our national security , apply today! **Senior Cyber Test Engineer ** CODEX is seeking a cyber test engineer ... Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our… more
    Nightwing (10/18/25)
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  • Cyber Security Engineer

    Cinteot (Herndon, VA)
    Cyber Security Engineer (location: Herndon, VA) + TS/SCI with adjudicated CI poly required prior to start + Must have DoD 8570/8140 approved certification ... and sustainment. * Secure Configuration/Hardening of Department of Defense (DoD) information systems . * Security Information and Event Management (SIEM) and… more
    Cinteot (01/06/26)
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  • Cyber Reverse Engineer

    CACI International (Sterling, VA)
    …**The Opportunity:** **Come be part of a unique team solving wide-ranging national security cyber and hardware challenges. Use your skills in interesting ... Cyber Reverse Engineer Job Category: Engineering...programs with peers who are dedicated to advancing national security . Participate in interesting team events where you get… more
    CACI International (12/24/25)
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  • Cyber Engineer

    Sciolex Corporation (Chantilly, VA)
    …Intelligence Community Government project leads with the planning, organizing and management of cyber security implementation on systems related to satellite ... and is committed to ensuring you receive the utmost employee care. Responsibilities As a Cyber Engineer you will provide SETA support to the NRO's Integrated … more
    Sciolex Corporation (01/07/26)
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  • Sr. Principal Cyber Software…

    Northrop Grumman (Chantilly, VA)
    …career. **Northrop Grumman Mission Systems ** is seeking an experienced **Senior Principal Cyber Software Engineer ** to join our team supporting a program in ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (10/21/25)
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  • Senior Cyber Forensics and Malware Analyst

    BAE Systems (Sterling, VA)
    …Team as a Senior Cyber Forensics and Malware Analyst** At BAE Systems , we're passionate about harnessing the power of technology to create innovative solutions ... you will play a critical role in ensuring the security and integrity of our systems and...security threats. You will also monitor access to cyber tools in all environments for suspicious access attempts… more
    BAE Systems (10/30/25)
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