• Linux Systems Engineer (USA)

    Trexquant Investment (Stamford, CT)
    Linux -based infrastructure. The ideal candidate will have hands-on experience with Linux systems administration , performance tuning, automation, and ... We are looking for a proactive and detail-oriented Linux Systems Engineer to maintain, optimize, and support our … more
    Trexquant Investment (09/08/25)
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  • Principal Linux Systems

    Leidos (Annapolis Junction, MD)
    …experience and** **IAT Level II certification** (eg, Security+ CE, SSCP) + Quantifiable Linux Systems Administration experience in enterprise environments + ... has a new and exciting opportunity for a Principal Linux Systems Administrator in our **National Security...for automation and provisioning + Foundational experience in Windows Systems Administration + Hands-on exposure to virtualization… more
    Leidos (07/31/25)
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  • Linux Systems Engineer

    William C Brown Inc (Springfield, VA)
    …CLEARANCE:Active TS / SCI Clearance and eligibility to obtain a Poly. REQUIRED SKILLS: Linux systems administration DESIRED SKILLS: A deep expertise in one ... Linux Systems Engineer EOE Statement We... Linux Systems Engineer EOE Statement We are an equal...law. Description Our work depends on a TS/SCI cleared Linux Systems Engineer joining our team to… more
    William C Brown Inc (09/25/25)
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  • Linux Systems Administrator

    iPostal1 (Montebello, NY)
    …to ensure smooth deployments and issue resolution. Qualifications: + 4+ years of Linux systems administration experience. + Proficient in Bash scripting ... an established, cutting edge leader in the digital mailbox industry. Full Time Linux Systems Administrator Montebello, New York iPostal1 and our parent company… more
    iPostal1 (09/22/25)
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  • Linux Systems Administrator - TS/SCI…

    Deloitte (Colorado Springs, CO)
    …in Colorado Springs, CO. + 3+ years of cyber security experience with emphasis on Linux Systems Administration . + 3+ years of background /familiarity with ... routers, switches, firewalls, IDS, etc. + Administer, implement and maintain Linux Servers in support of cybersecurity operations. + Maintain and continuously… more
    Deloitte (09/19/25)
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  • Field Engineer/ Linux Systems

    Huntington Ingalls Industries (Columbia, MD)
    …with a TS+ level clearance as well. + At least 9 years of experience in Linux Systems Administration with Bachelors in related field; 7 years relevant ... interview process. Job Description Enlighten is looking for a Field Engineer/ Linux Systems Administrator to support operational systems at multiple military… more
    Huntington Ingalls Industries (08/08/25)
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  • Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …only US citizens are eligible for a security clearance. + Must have experience with Linux systems administration + Experience with one of the following: ... complex IT infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous Redhat Enterprise Linux and Microsoft… more
    RTX Corporation (09/09/25)
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  • Principal System Admin ( LINUX

    RTX Corporation (Marlborough, MA)
    …DoD Top Secret security clearance is required. + Minimum 5 years of direct Linux Systems Administration / networking experience with combinations of ... if needed**_** **What YOU will do:** + Provide IT systems administration in a heterogeneous Microsoft Windows...Veeam, MySQL, Remote Desktop Gateway, and Splunk, Windows or Linux administration ; experience with backup and recovery… more
    RTX Corporation (08/02/25)
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  • Experienced Infrastructure Engineer, Distributed…

    Principal Financial Group (Des Moines, IA)
    …with evolving technologies **Skills That Will Help You Stand Out** + Understanding of Linux systems administration + Strong scripting and automation skills + ... best practices (eg, CIS, NIST) **Technologies & Tools Used:** + Operating Systems : Linux (RHEL/CentOS/Ubuntu), Windows + Cloud Tools and Platforms: AWS,… more
    Principal Financial Group (08/25/25)
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  • Senior HPC Linux System Administrator

    Leidos (Atlanta, GA)
    …**HPC infrastructure. (High performance computing)** + Linux expertise:Mastery of Linux systems and administration , including troubleshooting, security, ... and Human Services Operation of Leidos is seeking a **Senior HPC** ** Linux System Administrator** to lead a team of system administrator professionals inmanaging… more
    Leidos (09/30/25)
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