• Senior Linux/ Unix Systems…

    SMX (Dahlgren, VA)
    …all jobs) (https://www.smxtech.com/careers/) Dahlgren, VA SMX is looking for a highly motivated Senior Linux/ Unix Administrator to join our team in support ... Senior Linux/ Unix Systems Administrator ...Research, Development, Test & Evaluation environments, ensuring the functionality, security , and efficiency of Unix /Linux-based systems, networks,… more
    SMX (07/25/25)
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  • Senior Systems Administrator

    First Division Consulting (Dahlgren, VA)
    …contingent on contract award** Position Overview: First Division Consulting is seeking a Senior Unix /Linux Systems Administrator to support a Department of ... RDT&E (Research, Development, Test & Evaluation) environments, ensuring the functionality, security , and efficiency of Unix /Linux-based systems, networks, and… more
    First Division Consulting (06/19/25)
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  • Sr. Linux/ Unix Administrator

    S4 Inc. (Omaha, NE)
    …experience Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 Inc. has a Sr. Linux/ Unix System Administrator ... Time | Comprehensive and competitive benefits Job Title: Sr. Linux/ Unix Administrator Work Location: USSTRATCOM Offutt AFB...8+ years Certification: Cloud+ or GICSP or SSCP or Security + or GSEC Schedule: Monday - Friday day shift… more
    S4 Inc. (07/09/25)
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  • Systems Administrator (Trillium,…

    SAIC (Ashburn, VA)
    …**Position Summary** We are currently seeking a motivated, career and customer-oriented Systems Administrator ( Senior ) to join our team in Ashburn, VA to begin ... an exciting and challenging career. **Candidates must be proficient in Unix , Linux, and Tomcat. Candidates must also have Trillium experience** **Job… more
    SAIC (07/08/25)
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  • Senior Engineer, UNIX

    WM (Houston, TX)
    …and administration of complex networks and computer systems pertaining to UNIX and/or Linux operating systems. **II. Essential Duties and Responsibilities** + ... technical support and resolves complicated or ambiguous problems regarding UNIX /Linux-based networks, hardware and software. + Develops strategies for complex… more
    WM (07/11/25)
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  • Database Administrator - II, Senior

    Southwest Power Pool (Little Rock, AR)
    …location will all be considered during the hiring process. Lead Database Administrator Pay Range: $109,500.00 - $142,250.00 Senior Database Administrator ... standards and procedures + Collaborate across departments and with external stakeholders ** Senior Database Administrator - Remote Eligible** As a Sr. DBA,… more
    Southwest Power Pool (07/18/25)
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  • Systems Administrator - Senior

    General Dynamics Information Technology (Fort Shafter, HI)
    …the US Army Intelligence and Security Command (INSCOM). **HOW A SYSTEMS ADMINISTRATOR SENIOR WILL MAKE AN IMPACT** + Responsible for activities related to ... of related experience **US Citizenship Required:** Yes **Job Description:** **Systems Administrator Senior - TS/SCI required** Transform technology into… more
    General Dynamics Information Technology (07/16/25)
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  • Senior Tenable Nessus Administrator

    CACI International (Chantilly, VA)
    …integration into the organization's infrastructure. **Responsibilities:** You will be a Senior Tenable-Nessus Security Administrator for the Engineering ... Senior Tenable Nessus Administrator Job Category:...of relevant experience). + Proven experience as a Nessus-Tenable Security Administrator or in a similar role,… more
    CACI International (06/24/25)
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  • Senior System Administrator

    CACI International (Annapolis Junction, MD)
    Senior System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... enterprise IT environments, with a focus on high-assurance systems. This senior -level position involves architecture support, advanced troubleshooting, security more
    CACI International (05/02/25)
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  • Senior Programmer/Analyst ( Senior

    SUNY College of Environmental Science and Forestry (Syracuse, NY)
    …2025 Job Description: Budget Title: Senior Programmer/Analyst Campus Title: Senior Network Administrator Unit: Computing and Network Services Professional ... the position of Senior System Developer. The Senior Network Administrator ( Senior Programmer/Analyst)...center networks, contributing to the overall IT strategy and security posture of the college Primary Responsibilities Reporting to,… more
    SUNY College of Environmental Science and Forestry (05/02/25)
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  • Senior Linux Systems Administrator

    Leidos (Aurora, CO)
    …has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... National** ** Security !** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial support for the implementation, troubleshooting, and… more
    Leidos (07/16/25)
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  • Senior System Administrator (Linux)

    TISTA Science and Technology (Austin, TX)
    Overview TISTA is looking for a Senior Systems Administrator to manage teams, prioritize work, and handle critical problems. You'll provide patching support, ... + Serves as part of the technical team of Linux/ Unix System Administrators (SA) who oversees, manage and assists...and performs proper incident handoff to the next shifts Senior Linux SA team lead, and facilitates discussion with… more
    TISTA Science and Technology (05/29/25)
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  • Systems Administrator , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Washington, DC)
    Systems Administrator , Senior The Opportunity: Your combination of people skills and technical expertise makes you the team hero, solving one problem after ... Defense ( DoD ) ? We're looking for a senior systems administrator who spe cia lizes...results and reports during weekly vulnerability meetings. You'll verify Security Technical Implementation Guide (STIG) compliance using automated tools… more
    BOOZ, ALLEN & HAMILTON, INC. (06/30/25)
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  • Systems Administrator , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Arlington, VA)
    Systems Administrator , Senior The Opportunity: Your combination of people skills and te chn ical expertise makes you the team hero, solving one problem after ... Defense ( DoD ) ? We're looking for a senior systems administrator who spe cia lizes...SCCM, Hyperflex, or SolarWinds + Knowledge of Windows and Unix operating systems + Ability to author, interpret, and… more
    BOOZ, ALLEN & HAMILTON, INC. (07/19/25)
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  • High Performance Computing (HPC) System…

    RTX Corporation (Tucson, AZ)
    security clearance​ ** Security Clearance:** DoD Clearance: Secret **System Administrator , High Performance Computing (HPC) - P2** ** Senior Analyst Level** ... or Top-Secret Clearance. + Advanced hands-on experience with Windows and Unix security hardening, systems integrations, advanced troubleshooting, and… more
    RTX Corporation (07/13/25)
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  • SAP NS2 Senior Cloud Engineer/Systems…

    SAP (Herndon, VA)
    …and a variety of benefit options for you to choose from. **SAP NS2 Senior Cloud Engineer/Systems Administrator - Onsite - Chantilly, VA** **Active TS SCI ... this role. All internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer/Systems Administrator candidate will be responsible for leading… more
    SAP (07/22/25)
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  • Senior High Performance Computing System…

    The Boeing Company (El Segundo, CA)
    …us. The Boeing Company is looking for a highly experienced and detail-oriented ** Senior High Performance Computing System Administrator ** to join the team in ... Operations team provides and employs best practices when implementing security requirements within an information system including software engineering… more
    The Boeing Company (07/18/25)
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  • Senior Linux System Administrator

    General Dynamics Information Technology (Livermore, CA)
    …**US Citizenship Required:** Yes **Job Description:** $10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer systems' ... Administration **Skills:** Linux,Microsoft Server Operating Systems,Microsoft Windows Environment **Certifications:** Security +, CE - Sec+ CE - CompTIA **Experience:** 8… more
    General Dynamics Information Technology (05/10/25)
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  • Senior Intel System Administrator

    CACI International (San Angelo, TX)
    Senior Intel System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... and procedures on assignments. + Provide required system administration on National Security Agency Net (NSANet) for Windows/Sun Unix /Redhat Linux cryptologic… more
    CACI International (07/25/25)
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  • Senior Network Administrator

    Cambridge International Systems Inc (Doral, FL)
    …and complex obstacles! Cambridge International Systems, Inc. has a full-time Senior Network Administrator opportunity available based in Panama. Qualified ... candidates for this job must possess a current DoD Top Secret security clearance. This position is contingent upon contract award with an expected award date of… more
    Cambridge International Systems Inc (07/10/25)
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