• Sr. System Development Engineer, AWS Cross Domain…

    Amazon (Jessup, MD)
    …to better serve US Government agencies. - Use your strong background in Linux , networking, and cloud services to raise our already high operational excellence bar. ... motivated Systems Development Engineer eager to: shape the development of infrastructure foundational services, write tools and services to improve automation for… more
    Amazon (11/14/25)
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  • Systems Engineer

    Nightwing (Sterling, VA)
    infrastructure . The SE is a hybrid professional bridging the gap between engineering , development and operations , leveraging automation and code to build and ... Nightwing provides technically advanced full-spectrum cyber, data operations , systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (12/26/25)
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  • Senior Enterprise Architect

    SOS International LLC (Pearl Harbor, HI)
    …IT Architecture, or similar or 10+ years of experience in Enterprise IT Engineering and Operations involving complex classified DoD environments and mandatory ... you will provide leadership and guidance to the IT Engineering Team, which consists of Subject Matter Experts (SME)...accordance with the Service Delivery Lifecyle. Functions as the Operations Person-In-Charge when both the Operations Manager… more
    SOS International LLC (12/21/25)
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  • Lead Systems Architect - TS/SCI with Polygraph

    General Dynamics Information Technology (Chantilly, VA)
    …Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Leadership,Systems Architecture,Systems Engineering **Experience:** 8 + ... and reference designs. + Collaborate with government leadership, cybersecurity teams, engineering teams, and operations personnel to guide and validate… more
    General Dynamics Information Technology (01/02/26)
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  • Media Malware Analyst, Journeyman

    Leidos (Odenton, MD)
    …and mission software capabilities in the areas of cyber, logistics, security operations , and decision analytics to support our defense and intel customers' mission ... Media Malware Analysts to support United States Cyber Command (USCYBERCOM) operations by identifying and analyzing sophisticated malware threats targeting USCYBERCOM… more
    Leidos (01/10/26)
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  • Cloud Security Reliability Engineer (SRE), Vice…

    Citigroup (Irving, TX)
    …developers to provide feedback and drive operational improvements within our products and operations infrastructure + Engage in training and mentoring to help ... provide capabilities for SRE + Collaborate with multiple stakeholders and partners across Engineering and Operations as well as partner teams within the wider… more
    Citigroup (11/14/25)
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  • Network Engineer / Secret / Onsite:

    Lockheed Martin (Huntsville, AL)
    …Enterprise Operations \(EO\) is actively seeking an experienced network engineering professional to support our Space business area classified programs located ... a successful synergy between program deliverables and the underlying classified network infrastructure \. The selected candidate will be responsible for the ongoing … more
    Lockheed Martin (12/05/25)
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  • System Administrator 2

    Synergy ECP (Columbia, MD)
    …and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to ... IT systems including day-to-day operations , monitoring and problem resolution for all of the...(skills, technologies, expertise): + One (1) year experience in Linux , Unix, Windows or Cisco OS operating system +… more
    Synergy ECP (10/22/25)
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  • System Administrator

    Synergy ECP (Columbia, MD)
    …Maryland, Synergy ECP is a leading provider of cybersecurity, software and systems engineering and IT services to the US intelligence and defense communities. The ... company leverages its expertise in data transport solutions, software and systems engineering , and other solutions to deliver critical and innovative capabilities to… more
    Synergy ECP (10/22/25)
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  • Cyber Software Engineer - SIGINT Systems

    Lockheed Martin (Hanover, MD)
    …systems to support cyber offensive, defense and full spectrum cyber operations \. Conducts vulnerability research, reverse engineering , penetration testing ... depend upon each minute: Financial assets\. Healthcare information\. Critical infrastructure \. Hazardous materials\. The uninterrupted flow of energy that keeps… more
    Lockheed Martin (01/08/26)
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