• Senior Cyber Risk Manager (Splunk Engineer)

    The MITRE Corporation (Mclean, VA)
    …a PhD; or equivalent combination of related education and work experience. + Active Top Secret clearance with SCI eligibility. Ability to obtain and maintain a ... Division (R300) is looking to fill a Senior Information Systems Security Engineer position, with a focus on classified...candidate to have a minimum of the following clearance(s): Top Secret This requisition requires the hired… more
    The MITRE Corporation (11/08/25)
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  • System Dev Engineer II, Analytics ADC

    Amazon (Denver, CO)
    …and supporting large-scale infrastructure - Current, active US Government Security Clearance of Top Secret with SCI eligibility or above Amazon is an equal ... and existing systems experience Preferred Qualifications - 5+ years of administrative experience in networking, storage systems , operating systems and… more
    Amazon (11/13/25)
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  • Sr. System Administrator

    RTX Corporation (Tucson, AZ)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret At Raytheon, the foundation of everything we do is ... infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows...experience. + Must have a transferable US government issued ** top ** ** secret security** clearance prior to start… more
    RTX Corporation (10/29/25)
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  • ADC Engineer I, Amazon Dedicated Cloud Engineering…

    Amazon (Columbia, MD)
    …(Certified Network Defender) or Network+ or Security- 1-3 years of experience with Systems Administration in Linux /Unix (Ubuntu, CentOS, RedHat, Solaris, ... building some of the largest and most complex distributed systems in the world, and we need adaptable people...troubleshooting complex system operations, have a good understanding of Linux , networking and general knowledge of cloud services. We… more
    Amazon (10/16/25)
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  • Lab DevOps Engineer

    CACI International (Lisle, IL)
    …complex, inter-networked systems . Schedule : Full-time Travel : Occasionally **A Top Secret clearance is required to begin employment. For this position, ... Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of...DevOps Engineer, you will perform a variety of computer systems administration and support tasks including architecting… more
    CACI International (11/20/25)
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  • Skillbridge Fellowship - SIGINT Sensor Resource…

    RTX Corporation (Beale AFB, CA)
    …includes: + Managing and maintaining the sensor software supporting the DCGS ST systems . + Performing high-level systems administration of specialized ST ... . This can be focused, or a combination of systems administration , software management, network management, or...effectively within a distributed team environment. + Security Clearance: Top Secret /SCI required to start, with ability… more
    RTX Corporation (11/21/25)
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  • Sr. Specialist Cyber Infrastructure Engineer

    L3Harris (Carlsbad, CA)
    …by holding a current Secret clearance with the ability to obtain Top Secret post-hire Required Qualifications: + Bachelor's degree in Computer Science, ... clearance required; ability to obtain and maintain a Top Secret / SCI clearance post-hire. Preferred...IT and security experience, with a proven record in systems administration , cybersecurity engineering, and secure infrastructure… more
    L3Harris (09/25/25)
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  • IT Systems Administrator

    Leidos (Washington, DC)
    …planning sessions, providing actionable recommendations. **Required Security Clearance:** + Active Top Secret . **Basic Qualifications.** + Bachelor's degree and ... with Linux , UNIX, and AIX environments, with strong command-line administration and troubleshooting abilities. + Working knowledge of Oracle databases, Java… more
    Leidos (09/13/25)
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  • Senior Systems Administrator (VMware)

    SMX (Patuxent River, MD)
    …operating system and virtual networking. **Required Skills and Experience:** + Clearance Required: Top Secret + Bachelor's degree in a technical discipline + 10+ ... years of systems administration experience + 6-8 years of...+ Windows Server + Networking experience + Experience with Linux OS + Understanding of Agile methodology **Application Deadline**… more
    SMX (11/14/25)
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  • Mult Function Info Systems , (MPE SME)…

    Lockheed Martin (Westfield, MA)
    …* Experience working for or supporting the US military/Foreign Military * A US DoD Top Secret Clearance * Military Flight Operations & Planning Processes * Joint ... be required to cross\-train across multiple functions \(Database, Network, Systems , Security, Mission Planning Administration \) \- Multi\-Function Information… more
    Lockheed Martin (10/24/25)
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