• Security Network Administrator

    Jensen Precast (Reno, NV)
    …that keeps critical infrastructure running strong. As a **Security & Network Administrator ** at Jensen Infrastructure, you'll take ownership of the systems that ... skills. + Preferred: familiarity with OT/ICS networks, SIEM platforms (Sentinel, Splunk ), and certifications such as Security+, Network+, or CCNA. **ALL ABOUT… more
    Jensen Precast (10/08/25)
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  • Network Security Administrator

    TekSynap (Pensacola, FL)
    **Responsibilities & Qualifications** The **Network Security Administrator ** is responsible fornetwork boundary protection, cybersecurity posture, and accreditation ... Incident Response + Communications &Documentation + TechnicalToolsets(eg, ACAS, HBSS, Splunk , etc.) **Overview** We are seeking aNetwork Security Administratorto… more
    TekSynap (10/07/25)
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  • System Administrator

    TekSynap (Arlington, VA)
    …administration (AWS, Azure, DoD Cloud) + Monitoring & performance management ( Splunk , Nagios, Grafana) **Overview** We are seeking aSystem Administratorto join ... ourteamattheF-35 Joint Program Office (JPO). ). . TekSynap is a fast-growing high-tech company that understands both the pace of technology today and the need to have a comprehensive well planned information management environment. "Technology moving at the… more
    TekSynap (12/31/25)
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  • Systems Administrator

    Leonardo DRS, Inc. (Frederick, MD)
    …or equivalent. + Experience with monitoring/observability stacks (Prometheus/Grafana, ELK, Splunk ) + Experience with security frameworks, hardening guides, and ... audit/compliance activities (NIST, STIGs, CIS benchmarks) _Taking care of our people is a top priority at Leonardo DRS. We are proud to offer competitive salaries and comprehensive benefits, including medical, dental, and vision coverage, a company… more
    Leonardo DRS, Inc. (12/23/25)
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  • Linux/Windows Senior Systems Administrator

    Lockheed Martin (San Diego, CA)
    …fine tuning, and maintenance of security tools such as Nessus, ACAS, Splunk , etc\. * Setting up/configuring new users * Installation and configuration of ... new software on computing assets * Performing preventive maintenance on hardware * Assisting the Cybersecurity team in maintaining the compliance of computing assets **WHY JOIN US** Opportunity for Impact: Join a team that is at the forefront of innovation in… more
    Lockheed Martin (12/18/25)
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  • Network Administrator

    ISYS Technologies (TX)
    …relevant experience or Masters with 2 years of prior relevant experience. + Experience with Splunk , Cisco layer 2, 3, ASAs and F5 BigIP GTM and LTM. + Experience ... with Linux and Windows enterprise services. + Requires working knowledge of and ability to apply standards, principles, theories, concepts, and techniques of technical domain. + Works to achieve day-to-day objectives with moderate impact on the area/ project… more
    ISYS Technologies (12/17/25)
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  • Principal System Administrator - Windows…

    RTX Corporation (El Segundo, CA)
    …Proficiency with monitoring, vulnerability scanning, and compliance assessment tools (ACAS, Splunk , Nessus, SCAP, STIG, Nagios, SolarWinds) and working knowledge of ... security frameworks (CMMC, NISPOM, JAFAN, JSIG, DFARS, DoD RMF). **What We Offer** **:** Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration,… more
    RTX Corporation (12/09/25)
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  • Systems Administrator / Linux / Secret…

    Lockheed Martin (Littleton, CO)
    …such as Yum, Nessus, CrowdStrike, WSUS, SCCM, Ivanti, Shavlik, Blade Logic, Splunk , ACAS, SCAP, HBSS, etc\. * Demonstrated experience leading small projects ... associated with deploying IT products * Familiarization and knowledge related storage: direct attached, NAS, and SAN \(NetApp\) * Ability to obtain Security\+ certification within 60 days * Experience with software application installation * Ability to lift… more
    Lockheed Martin (12/04/25)
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  • Specialist Database Administrator

    Waystar (Louisville, KY)
    …engineering roles. + Experience with observability tools (eg, Prometheus, Grafana, Splunk ) and CI/CD pipelines. + Familiarity with data platforms, ETL pipelines, ... and distributed systems. + Excellent problem-solving and communication skills. + Experience with Python, PowerShell, and similar languages. + Bachelor's degree in a related field or equivalent work experience. **Preferred Skills:** + 5+ years' experience in… more
    Waystar (11/04/25)
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  • IT Systems Administrator / Top Secret…

    Lockheed Martin (Las Vegas, NV)
    …hardening, log management, configuration management \(i\.e\., Nessus, McAfee, WSUS, Shavlik, Splunk , SCAP, etc\.\)\) * Ability to lift 30 lbs including carrying ... up and down stairs * Ability to crouch under desks to connect workstations/peripherals **Desired Skills:** * Ability to obtain technical certification for 8140 compliance within 90 days of start \(e\.g\. AZ\-900, vmWare VCTA\-DCV, RHCSA, etc\.\) * Linux and… more
    Lockheed Martin (10/18/25)
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