• Information System Security Officer (ISSO)

    Lockheed Martin (Fort Worth, TX)
    …\(e\.g\., POAMs, etc\.\), reviewing system /network audits, and remediating cyber \-incidents\. * Possess a DoD 8140 722\-Information Systems Security ... and continuous monitoring \(CONMON\) of both networked and standalone information systems \(e\.g\., Authorization To Operate \(ATO\), System Security Plan… more
    Lockheed Martin (12/05/25)
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  • Information System Security Engineer

    ManTech (Virginia Beach, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team in **Virginia Beach** **, VA.** ... skilled team of professionals, responsible for developing accreditation packages for cloud systems in both AWS and Azure environments. This position offers great… more
    ManTech (12/20/25)
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  • Systems Engineer, MAJESTIC

    Huntington Ingalls Industries (Springfield, VA)
    …act as primary technical liaison to PMO and customer stakeholders + Ensure system and software solutions align to Zero-Trust, cyber accreditation, and mission ... customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation… more
    Huntington Ingalls Industries (12/20/25)
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  • Modernization Accelerator: 2025 Hiring Alert…

    Lockheed Martin (Hanover, MD)
    …* Systems engineering * Software development * Software engineering * Cyber researchers \(Capabilities Analyst, etc\) * System Security \(ISSO / ISSE ... **Description:** **What We're Doing:** Lockheed Martin, Cyber & Intelligence invites you to step up...accredited college or university, plus twenty \(20\) years of systems engineering experience\. Required Skills/Experience: * Manage system more
    Lockheed Martin (09/25/25)
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  • Systems Administrator - MAJESTIC

    Huntington Ingalls Industries (Bremerton, WA)
    Systems (WS), a business group within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR ... systems . HII works within our nation's intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our… more
    Huntington Ingalls Industries (12/20/25)
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  • Junior Systems Engineer

    Battelle Memorial Institute (Columbus, OH)
    …of backgrounds and experiences and welcome all qualified individuals to apply. Battelle's Cyber team is seeking motivated **Junior Systems Engineer** to support ... engineering, or data science, and a strong interest in working with complex, cyber -physical systems . These positions offer the opportunity to work on… more
    Battelle Memorial Institute (11/06/25)
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  • System Administrator

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our ... customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical… more
    Nightwing (09/26/25)
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  • Information System Security Engineer…

    Guidehouse (Suitland, MD)
    …Active Public Trust **What You Will Do** **:** + Perform hands-on and advise system development teams, organizations, and clients on cyber governance, risk, and ... **Job Family** **:** Cyber Consulting **Travel Required** **:** Up to 10%...Provided RMF support towards obtaining an ATO for cloud-based systems /applications, to include system categorization, security control… more
    Guidehouse (10/24/25)
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  • Senior Information Systems Security…

    Parsons Corporation (Colorado Springs, CO)
    …In this role you will get to focus on the cybersecurity aspects of system design to deal with cyber -related disruptions, minimizing misuse and malicious ... Test (IATT), and Authority to Connect (ATC) for all existing and new Information Systems (IS) that require accreditation to include on premise and cloud platforms +… more
    Parsons Corporation (10/11/25)
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  • Senior Control System Architect

    Stantec (Irvine, CA)
    systems , network design, cyber security practices and virtualized server systems . This Senior Control System Architect professional preferably should also ... with us, H2O+U. Your Opportunity We are seeking a skilled Senior Control System Architect to design, develop, and maintain software for controlling mechanical and… more
    Stantec (12/03/25)
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