• 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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  • Senior Computer Network Defense (CND)…

    V2X (Springfield, VA)
    …challenges with integrity, respect, responsibility, and professionalism. We are hiring for a Senior Computer Network Defense (CND) Engineer with an active TS/SCI ... location. Our positions are required to be onsite. The Senior Computer Network Defense (CND) Engineer tests,...is not limited to, Splunk, Security Information and Event Management (SIEM) products, vulnerability scanning tools as… more
    V2X (12/12/25)
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  • Senior SOAR Engineer

    Chenega Corporation (Oakton, VA)
    **Req ID:** 38668 **Summary** ** Senior SOAR Engineer ** **Oakton, VA** Are you ready to enhance your skills and build your career in a rapidly evolving business ... national security and economic interests of our nation. SecuriGence is seeking a talented Senior Solutions Engineer to help contribute to our success. Come help… more
    Chenega Corporation (12/23/25)
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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 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 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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  • 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 Systems Engineer

    GovCIO (Fairfax, VA)
    **Overview** GovCIO is currently hiring for a Senior Systems Engineer with an active Secret clearance to provide administration and tier 3 operational support ... USD $165,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/7177/ senior -systems- engineer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Fairfax_ **ID** _2025-7177_ **Category** _IT… more
    GovCIO (12/03/25)
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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 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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  • 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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  • 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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  • Security Engineer /Architect (Hybrid)

    Huntington Ingalls Industries (Fort Belvoir, VA)
    …of integrated open source, and GOTS/COTS software components. + Will use vulnerability management systems, automated security scanning tools, and system ... CCNA-Security, or GSEC certification) + Experience with DISA STIGs and SRGs, vulnerability management systems, mitigation and compliance processes, and reviewing… more
    Huntington Ingalls Industries (12/12/25)
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  • ForeScout Engineer - Active TS/SCI with CI…

    ENS Solutions (Reston, VA)
    …the complexities of security with a wide variety of audiences, including senior management . + Manage infrastructure and cybersecurity controls, including ... security challenges. You will lead a team as they engineer solutions to complex challenges for customers using knowledge...enhanced detection and vulnerability capabilities and improved event correlation in large enterprises.… more
    ENS Solutions (12/06/25)
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  • Information Systems Security Engineer

    Nightwing (Sterling, VA)
    …include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission ... Our capabilities include cyberspace operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission… more
    Nightwing (11/25/25)
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  • Sr. DevOps Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    Sr. DevOps Engineer Location: Springfield, VA, US Job ID: ATR 17260 Job Description Title: Sr. DevOps Engineer Location: Springfield, VA Eligibility/Clearance: ... as a Service, Application Services, Cloud Computing, High Performance Computing, API Management , etc.). We are looking for hands-on professionals, team players, and… more
    Arena Technical Resources, LLC (11/29/25)
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  • SATCOM Systems Engineer

    Systems Technologies, Inc. (Fort Belvoir, VA)
    …to moderately complex software/hardware applications under the direction of the Contractor's Senior Test Engineer . . Executes defined test cases and procedures ... SATCOM Systems Engineer Location Ft. Belvoir, VA Job Setting Hybrid...tracking systems. . Participates in selected phases of risk management assessment and software/hardware development under the direction of… more
    Systems Technologies, Inc. (12/26/25)
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