• Linux Elastic Systems

    KIHOMAC (Colorado Springs, CO)
    …to provide actionable recommendations + Deploy, configure, and maintain the Elastic stack (Elasticsearch, Logstash, Kibana) in a scalable and highly available ... environment + Develop and maintain data pipelines to ingest, process, and enrich log data from various sources into Elasticsearch + Design, develop, and maintain insightful and actionable dashboards in Kibana to monitor system performance, security events, and… more
    KIHOMAC (10/05/25)
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  • Unix/ Linux Administrator

    Leader Communications Inc. (Portsmouth, VA)
    Position Summary The Unix/ Linux Administrator will play a key role in administering and securing enterprise Unix/ Linux systems , ensuring compliance with ... teams in a high-tempo environment. Duties & Responsibilities + Administer and maintain Unix/ Linux systems (Red Hat, CentOS, SUSE, Ubuntu, Solaris, AIX). +… more
    Leader Communications Inc. (09/23/25)
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  • Sr. Systems Administrator

    Arena Technical Resources, LLC (Dayton, OH)
    Sr. Systems Administrator Location: Dayton, OH, US Job ID: ATR 17602 Job Description Job Title: Sr. Systems Administrator Location: Dayton, OH ... TS/SCI clearance Job Description: Our client is seeking an experienced Senior Systems Administrator to support a large-scale digital transformation initiative… more
    Arena Technical Resources, LLC (08/07/25)
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  • System Administrator

    CACI International (Chantilly, VA)
    …+ Security+ Certification (IAT level 2 or higher) + Amazon Web Services (AWS) (C2S) systems administration. + Linux operating systems (eg Red Hat, Centos, ... System Administrator Job Category: Information Technology Time Type: Full...Government customer. The ideal candidate will configure and maintain Linux -based servers, automate system processes, and ensure the reliability… more
    CACI International (08/15/25)
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  • RedHat Administrator -(Hybrid)

    Shuvel Digital (Annapolis, MD)
    …science, or related field (as determined by the AOC). + b. Red Hat Certified Systems Administrator . + (1) Certification must be issued by Red Hat and include ... more years of experience as a Red Hat system administrator . + b. Ten (10) or more years of...more years of experience administering Unix (AIX) IBM pSeries systems . + c. Fifteen (15) or more years of… more
    Shuvel Digital (08/07/25)
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  • Junior Systems Administrator

    KIHOMAC (Colorado Springs, CO)
    …duties on Defensive Cyber Operations (DCO) suite of applications + Support systems engineering, maintenance, and operations of cyber capabilities + Assist in ... testing to ensure continuing operability + Comply with organization systems administration standard operating procedures + Maintain baseline system security… more
    KIHOMAC (10/05/25)
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  • Senior Platform Engineer

    SAIC (San Diego, CA)
    …DevOps engineer, IT Specialist, platform engineer, site reliability engineer, release engineer, systems administrator , systems engineer, or similar role. + ... critical role in operationalizing AI for next-generation naval platforms and systems . You'll focus on building and managing secure, scalable cloud-based environments… more
    SAIC (10/03/25)
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  • SIEM Subject Matter Expert

    Alaka'ina Foundation Family of Companies (Honolulu, HI)
    …EXPERIENCE: + Knowledge and minimum of two (2) years in Information Assurance Systems /Network Analysis + Unix/ Linux command line experience + Scripting and ... + Bachelor's Degree in Information Technology, Cybersecurity, Data Science, Information Systems , or Computer Science, or must meet at least one of… more
    Alaka'ina Foundation Family of Companies (09/30/25)
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  • Cyber Threat Hunt Analyst​

    Leidos (Ashburn, VA)
    …DNS, SMB, etc) networking protocols + Familiarity with operation of both Windows and Linux based systems . + Proficient with scripting languages such as Python or ... intrusion detection and protective security services to CBP information systems including local area networks/wide area networks (LAN/WAN), commercial Internet… more
    Leidos (08/14/25)
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  • ​​Cyber Detection Engineer ​

    Leidos (Ashburn, VA)
    …DNS, SMB, etc) networking protocols + Familiarity with operation of both Windows and Linux based systems . + Proficient with scripting languages such as Python or ... intrusion detection and protective security services to CBP information systems including local area networks/wide area networks (LAN/WAN), commercial Internet… more
    Leidos (08/15/25)
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