• 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 deployment in support of … more
    ManTech (12/11/25)
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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 ... professionals with strong technical expertise and a desire to shape the security infrastructure of the future. **Responsibilities include but are not limited to:**… more
    ManTech (12/13/25)
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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 ... diagrams and system documentation + Enforcing role-based access controls and operational security policies + Collaborating with cyber analysts and engineering… more
    ManTech (12/30/25)
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  • Senior Principal Cyber

    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...+ A Bachelor's degree or 4+ additional years of cyber experience in lieu of a degree + 10+… more
    ManTech (12/13/25)
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  • Principal /Sr. Principal Cyber Systems…

    Northrop Grumman (Fairfax, VA)
    …and training to individuals and groups. **Basic Qualifications for a Senior Principal Cyber Systems Engineer :** + A security clearance is not required at ... Cyber Systems Engineer level. **Basic Qualifications for a Principal Cyber Systems Engineer :** + A security clearance is not required at the time of… more
    Northrop Grumman (11/21/25)
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  • Senior Cyber Test Engineer

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

    Nightwing (Sterling, VA)
    …to customers in the intelligence community, defense, civil, and commercial markets. ** Senior Cyber Engineer ** Nightwing provides technically advanced ... supports challenging, meaningful work that is vital to our national security , apply today! **Principal Cyber Engineer ** Cyber Offense and Defense Experts… more
    Nightwing (12/12/25)
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  • Senior Cyber Risk Manager (Splunk…

    The MITRE Corporation (Mclean, VA)
    …within the Global Security Services Division (R300) is looking to fill a Senior Information Systems Security Engineer position, with a focus on ... + Knowledge of emerging IT and cybersecurity technologies. + Proven ability to advise senior leadership on risk levels, security posture, and policy changes. +… more
    The MITRE Corporation (11/08/25)
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  • Senior Information Systems Cyber

    The MITRE Corporation (Mclean, VA)
    …from security threats. The candidate will perform tasks such as ensuring cyber security is baked into the design of new/existing operational environments; ... the Global Security Services Division (R300) is looking to fill a Senior Information Systems Security Officer position, with a focus on classified… more
    The MITRE Corporation (12/18/25)
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  • Cyber Systems Engineer - level 3…

    Northrop Grumman (Dulles, VA)
    …Department of Defense (DoD), Intelligence Community, and/or Special Access Program, Cyber /SSE security controls, and or survivability requirements, as required ... onsite and cannot accommodate telecommute work. A _Cyber Systems Security Engineering_ position requires demonstrated technical accomplishments in securing complex… more
    Northrop Grumman (12/02/25)
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  • ACTI Cyber Threat Exploitation…

    Amazon (Herndon, VA)
    …USA | Seattle, WA, USA Amazon is seeking an innovative Senior Security Engineer to join the Amazon Cyber Threat Intelligence (ACTI) team as a Cyber ... partners, and both internal and external customers. In the Cyber Threat Exploitation Engineer role you will...trends and anomalies indicative of malicious activities * Create security techniques and automation for internal use that enable… more
    Amazon (12/31/25)
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  • Senior Cyber Forensics and Malware…

    BAE Systems (Sterling, VA)
    **Job Description** **Join Our Team as a Senior Cyber Forensics and Malware Analyst** At BAE Systems, we're passionate about harnessing the power of technology ... valuable assets from ever-evolving threats. We're seeking an experienced Senior Cyber Forensics and Malware Analyst to...engineering, and analysis of system anomalies in support of security operations + Analyze and reverse engineer more
    BAE Systems (10/30/25)
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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 ... of 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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  • Cyber Engineer

    Leidos (Reston, VA)
    **Description** The Mission Solutions Business Area at Leidos has an opening for a ** Cyber Engineer in Reston, Virginia** to support a fast-paced team working on ... projects critical to National Security . The primary focus of the group is reverse...Citizenship is required. * There are multiple levels of Cyber Engineer positions available with varying levels… more
    Leidos (12/25/25)
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  • Sr. Principal Cyber Software…

    Northrop Grumman (Chantilly, VA)
    …best work of your career. **Northrop Grumman Mission Systems** is seeking an experienced ** Senior Principal Cyber Software Engineer ** to join our team ... will be located at a Mission Systems Sector site in Chantilly, VA. As a Senior Software Engineer on the Mobile Development team, you will be responsible for… more
    Northrop Grumman (10/21/25)
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  • Senior CrowdStrike Falcon Endpoint…

    AIG (Reston, VA)
    …AIG, we are reimagining the way we help customers to manage risk. Join us as a Senior CrowdStrike Falcon Endpoint Security Engineer to play your part in that ... the organization. How you will create an impact The Senior CrowdStrike Falcon Endpoint Security Engineer...need to succeed + Bachelor's degree in computer science, cyber security , other technical disciplines, or equivalent… more
    AIG (10/24/25)
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  • Senior Sales Engineer - SLED, Mid…

    Proofpoint (Reston, VA)
    …Sales/Systems Engineer , Technical Account Manager, Security Engineer or senior level product support, preferably in the cyber - security industry + ... in our sales process every single day. As a Senior Sales Engineer working with accounts in...Deliver compelling product demonstrations that address today's most pressing cyber threats + Work closely with customer/prospect security more
    Proofpoint (12/25/25)
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  • Senior Information System Security

    General Dynamics Information Technology (Reston, VA)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** ** Senior ** **Information System Security ** ** Engineer ** Deliver ... for enterprise information systems and network architectures as an Information System Security Engineer at GDIT. Here, you'll tailor cutting-edge solutions to… more
    General Dynamics Information Technology (11/21/25)
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  • Senior Information System Security

    ManTech (Chantilly, VA)
    **MANTECH** seek a motivated, career and customer-oriented ** Senior Information System Security Engineer ** to join our team in **Washington, DC, Quantico, ... but are not limited to:** + Define IS and Network Environment security requirements in accordance with applicable cybersecurity requirements. + Design security more
    ManTech (01/01/26)
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  • Senior Scientist, Systems Engineer

    L3Harris (Herndon, VA)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Senior Scientist, Systems Engineer Job Code: 32407 Job ... is available to qualified applicants Job Description: The Advanced Concept Engineer (ACE) provides strategic technical leadership to draw on L3Harris' technical… more
    L3Harris (12/24/25)
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