• Senior Vulnerability

    Cisco (Ashburn, VA)
    …improve-by turning data into action and vulnerabilities into opportunities for growth As a Senior Vulnerability Management Engineer , your work will go ... passionate about making a real difference in cybersecurity? At Cisco, our Vulnerability Management team (part of Splunk Global Security) is at the forefront of… more
    Cisco (12/30/25)
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  • Staff Information Security Engineer

    Zscaler (Mclean, VA)
    …looking for a Staff Information Security Engineer who will operate as a vulnerability management engineer inside the US Federal IL6 (SCIF) environment. ... Top Secret (TS) clearance (must be maintained) + 5+ years in Vulnerability Management , or Security Engineering within restricted/SCIF environments, including… more
    Zscaler (10/11/25)
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  • Senior Sales Engineer - SLED, Mid…

    Proofpoint (Reston, VA)
    …partners that play a critical role in our sales process every single day. As a Senior Sales Engineer working with accounts in the SLED space, you will be one ... an exciting time to be at Proofpoint! + The Senior Sales Engineer is the Technical Lead...provide valuable customer insight and real-world experiences to Product Management , Marketing and Product Development (Engineering) teams to help… more
    Proofpoint (12/25/25)
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  • Senior Cyber Test Engineer (Onsite)

    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 test ... capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission… more
    Nightwing (10/18/25)
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  • Electrical Engineer , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Electrical Engineer , Senior Key Role: Manage the planning, design, construction and maintenance of physical infrastructure electrical systems. Ensure compliance ... of experience with electrical, industrial or facility reverse engineering and vulnerability assessment or analysis + Experience with engineering research, capability… more
    BOOZ, ALLEN & HAMILTON, INC. (12/30/25)
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  • Senior Information Systems Cyber…

    The MITRE Corporation (Mclean, VA)
    …and make a difference with us. Department Summary: The Cybersecurity Risk Management Department (R311) within the Global Security Services Division (R300) is looking ... to fill a Senior Information Systems Security Officer position, with a focus on classified environments. The selected candidate will support multiple sponsors by… more
    The MITRE Corporation (12/18/25)
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  • Senior DevOps Engineer

    CACI International (Chantilly, VA)
    Senior DevOps Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel ... Travel: Local * * * **The Opportunity:** As a Senior DevOps Engineer , you will be part...and virtual machines to various environments. + Automate dependency management + Implement CM strategies + Implement a promotional… more
    CACI International (11/07/25)
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  • Senior Solution Engineer

    M. C. Dean (Vienna, VA)
    …cloud-hosted and on-premises environments. Responsibilities As part of the team, the ** Senior Solution Engineer 's** responsibilities will include (but will not ... requirements; provide solution recommendations; + Solution implementation **planning and management ** , including work breakdown structure definition, task planning,… more
    M. C. Dean (11/28/25)
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  • Senior Systems Engineer - Enterprise…

    M. C. Dean (Vienna, VA)
    …includes secure cloud-hosted and on-premises environments. As part of the team, the ** Senior Systems Engineer ** 's responsibilities will include (but will not be ... cloud services, and related components, integration with system monitoring and management , as well as cybersecurity capabilities; work closely with System Architect… more
    M. C. Dean (11/28/25)
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  • Information Systems Security Engineer

    BAE Systems (Sterling, VA)
    …Cloud security control implementation, PKI implementation, STIG compliance and vulnerability management , and Security Development and Operations (SecDevOps) ... available based on position level and/or job specifics. **Information Systems Security Engineer ( Senior )- ISSE** **115935BR** EEO Career Site Equal Opportunity… more
    BAE Systems (11/21/25)
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  • Senior Systems Engineer

    M. C. Dean (Vienna, VA)
    …and other components of our cybersecurity infrastructure. As part of the team, the ** Senior Systems Engineer ** 's responsibilities will include (but will not be ... of **detailed architecture and design** of system and security management capabilities; + **Researching available technology options** and their respective… more
    M. C. Dean (11/26/25)
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  • Senior Software Engineer - CTJ - Top…

    Microsoft Corporation (Reston, VA)
    …security disciplines such as event collection, monitoring, detection engineering, or vulnerability management in cloud environments. + Excellent communication ... The SCS Security Health team is looking for a ** Senior Software Engineer ** to help secure Microsoft's...+ Hands-on experience with DevOps systems, including source code management , CI/CD pipelines, and code review tools. + Strong… more
    Microsoft Corporation (12/21/25)
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  • Civil/Industrial Engineer - Senior

    SOS International LLC (Reston, VA)
    …security missions worldwide. **Job Description** Overview SOSi is seeking a Senior level Civil/Industrial Engineer (Scientific Support) to provide expertise ... / limitation analysis, reverse engineering analysis / characterizations, facility and vulnerability assessments. + This includes, but not limited to: + Civil… more
    SOS International LLC (11/21/25)
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  • Nuclear Engineer - Senior

    SOS International LLC (Reston, VA)
    …enable national security missions worldwide. **Job Description** Overview SOSi is seeking a Senior level Nuclear Engineer (Scientific Support). to be part of a ... as reverse engineering analysis. + You will also conduct facility and vulnerability assessments on foreign nuclear capabilities. + Develop innovative analytic and… more
    SOS International LLC (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, ... system(s) designs support the incorporation of FBI directed cybersecurity vulnerability solutions. **Minimum Qualifications:** + Bachelor's plus minimum 8 years'… more
    ManTech (01/01/26)
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  • Senior Mechanical Engineer

    Leidos (Reston, VA)
    …The Mission Solutions Business Area at Leidos is looking for a Mechanical Engineer to join our Reston, VA based team. The successful candidate will work ... fast-paced, high-energy environment **Preferred Qualifications:** + Construction or Facility Management , hard target construction/facility support. + Tunnel construction or… more
    Leidos (12/26/25)
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  • Sr. DevSecOps Engineer

    Leidos (Ashburn, VA)
    …understanding of security bestpractices, including threat modeling, risk assessment, and vulnerability management . + Experience with automated security tools ... and obtain a CBP Background Investigation prior to start + Proven experience as a Senior DevSecOps Engineer or similar leadership role with a strong focus on… more
    Leidos (12/05/25)
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  • Cybersecurity Engineer 6

    M. C. Dean (Chantilly, VA)
    …and data + Assessment, mitigation, and closure of network vulnerabilities and vulnerability management eMASS + Establishing, managing, and tracking of Plan ... will join forces with more than 5,800 professionals who engineer and deploy automated, secure and resilient power and...and tuition reimbursement. + Open and transparent communication with senior leadership as well as local office management more
    M. C. Dean (11/28/25)
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  • Lead Security Engineer

    Leidos (Reston, VA)
    …+ **Threat & Risk Management :** Lead comprehensive threat modeling and vulnerability management efforts. Conduct thorough Security Impact Analyses (SIAs) and ... security into every phase of the System Development Life Cycle (SDLC). As the ** Senior Security Engineer ** , you will define the security posture, lead… more
    Leidos (12/20/25)
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  • Network Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    …the complexities of security with a wide variety of audiences, including senior management . + Implement infrastructure and cyber security controls, including ... Network Security Engineer The Opportunity: Are you looking for an...the enterprise deployment of VMWare servers and configuration and management of Windows, UNIX, and Linux systems, including installing,… more
    BOOZ, ALLEN & HAMILTON, INC. (12/21/25)
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