• Network Engineer Senior ( Security

    General Dynamics Information Technology (Fort Belvoir, VA)
    …related experience **US Citizenship Required:** Yes **Job Description:** **Network Engineer Senior ( Security ) - TS/SCI required** Transform technology into ... opportunity as a **Network Engineer Senior ( Security )** at GDIT. Shape what's next...VPN, DMVPN, etc) to resolve problems on the customer information system. + Analyze, plan, and implement access control… more
    General Dynamics Information Technology (12/09/25)
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  • Senior Embedded Systems Security

    Huntington Ingalls Industries (Wright Patterson AFB, OH)
    …Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $87,989.00 - $125,000.00 Security Clearance: Secret Level of Experience: Senior This ... a business group within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within… more
    Huntington Ingalls Industries (11/27/25)
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  • Senior Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Security Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate ... section grows, so will the tools and the ** Senior Security Engineer** will be the person...Incident Handler (CEIH) or equivalent + 6+ years in Information Security + Scripting/programming skills (Perl, Python,… more
    CoStar Realty Information, Inc. (10/24/25)
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  • SP28 Senior Information System…

    Amentum (Crane, IN)
    …alternatives are selected that appropriately account for risk to mission regarding the cyber security posture. **Job Duties and Responsibilities:** + Develop and ... Information Systems Security Professional (CISSP) certification, or Certified Information Security Manager (CISM) certification + Active Top Secret… more
    Amentum (11/14/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job Description...or college (preferably in a relevant field - Computer Science/ Cyber Security ) + A track record of ... CSGP) is a leading global provider of commercial and residential real estate information , analytics, and online marketplaces. Included in the S&P 500 Index and the… more
    CoStar Realty Information, Inc. (11/24/25)
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  • Senior Information System…

    ManTech (Washington, DC)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Information System Security Representative (ISSR)** to join our team in **Washington, ... of testing required for an IS with the Enterprise Information Security Section and the FBI Authorizing...or advanced degree in Computer Science, Cybersecurity, or other cyber discipline is ** Security Clearance Requirements:** +… more
    ManTech (12/05/25)
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  • Senior Information System…

    ManTech (Washington, DC)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Information System Security Officer (ISSO)** to join our team in **Washington, DC** . ... Management (IAM) Level III certifications: Certified Information Systems Security Professional (CISSP), Global Information Security Professional… more
    ManTech (12/11/25)
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  • Senior Information System…

    ManTech (Huntsville, AL)
    **MANTECH** seek a motivated, career and customer-oriented ** Senior Information System Security Engineer** to join our team in **Washington, DC, Quantico, ... 14 years. + Hold at least one of the following certifications: Certified Information Systems Security Professional (CISSP) (or Associate), CompTIA Advanced … more
    ManTech (11/06/25)
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  • Senior Specialist, Information

    L3Harris (Palm Bay, FL)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: ​ Senior Specialist, Info Security Sys Engineering Job Code: ... derivation and allocation, and interface definition studies. + Contribute to Information Security Engineering activities, including CDRLs, trade studies, … more
    L3Harris (11/01/25)
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  • Senior Information Systems…

    GovCIO (Alexandria, VA)
    **Overview** GovCIO is currently hiring a ** Senior ** ** Information Systems Security Engineer** for a program with the US Coast Guard. This position will be ... $165,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/7179/ senior - information -systems- security -engineer/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Alexandria_ **ID**… more
    GovCIO (11/26/25)
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