• Raytheon (Tucson, AZ)
    …domains.Raytheon's Operation Research department is currently seeking a Operations Research Analyst, Senior Systems Engineer. This is an onsite role in Tucson, ... and data analysis and commercial data analysis software packages.Experience using Unix or Linux computing environmentsExperience in Software requirements… more
    JobGet (06/15/25)
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  • Raytheon (Dallas, TX)
    systems , real-time systems , or large-scale applications.Experience in a Unix / Linux operating system.The ability to obtain and maintain an interim secret ... a safer, more secure world.We are seeking a skilled Senior Software Development Engineer with a focus on developing...Software Development Engineer with a focus on developing complex systems in C/C++. The ideal candidate will have a… more
    JobGet (06/15/25)
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  • Raytheon (Tewksbury, MA)
    …following areas:Experience with emerging and legacy hardware and software, including Unix and Linux operating systemsExperience developing and implementing ... The Sensor Controls & Electronics (SCE) Department is seeking a Senior Electrical Engineer with strong Commercial-Off-The-Shelf (COTS) computing and networking… more
    JobGet (06/15/25)
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  • Raytheon (Aurora, CO)
    …with object-oriented analysis and designExperience with Agile developmentExperience working within LINUX / UNIX operating systemsExperience with one or more areas ... customer needs.What You Will DoDevelop software for advanced satellite ground systems .Experience with the full software lifecycle including design, development, unit… more
    JobGet (06/15/25)
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  • Senior Systems Administrator…

    First Division Consulting (Dahlgren, VA)
    …is contingent on contract award** Position Overview: First Division Consulting is seeking a Senior Unix / Linux Systems Administrator to support a ... vulnerabilities, and advanced detection methods. Key Responsibilities: + Administer and maintain Unix / Linux systems to ensure reliability, security, and… more
    First Division Consulting (05/23/25)
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  • Linux / Unix Admin

    NTT DATA North America (Irving, TX)
    …proposed start date of early-mid July 2025. We are seeking candidates for Level 3 Linux / Unix senior systems administrator group to support franchise ... forward-thinking organization, apply now. We are currently seeking a Linux / Unix Admin - Irving, TX to join...experience is a plus + Proficient with performance and systems management + Good understanding of Linux more
    NTT DATA North America (05/06/25)
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  • Sr. Linux / Unix Administrator

    S4 Inc. (Omaha, NE)
    …and Computer Systems Administrator Overview: S4 Inc. has a Sr. Linux / Unix System Administrator position available who will be providing Information ... Linux / Unix OS solutions. + Install, configure, and maintain Linux / Unix OS operating systems . + Analyze and resolve problems associated with… more
    S4 Inc. (04/09/25)
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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 ... exciting and challenging career. **Candidates must be proficient in Unix , Linux , and Tomcat. Candidates must also...Responsibilities:** + Working closely with the technical lead and senior developers, will participate in the systems more
    SAIC (04/08/25)
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  • Sr. Unix / Linux Engineer - TS/SCI…

    Optiv (Columbia, MD)
    …degrees and/or equivalent experience and 8 years of work experience with UNIX / LINUX administration. + Experience with Privileged Access Management (PAM) ... A Senior Engineer is an individual who operates independently...system. + Support Delinea (Centrify) requests utilizing existing ticketing systems and queues. + Ensure compliance with all customer… more
    Optiv (06/07/25)
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  • Senior Unix Security Administrator

    Charles Schwab (Southlake, TX)
    … Administrator responsible for overseeing, maintaining, and enhancing the security and efficiency of Unix / Linux systems , with a primary focus on managing the ... privilege elevation mechanisms. This role requires a deep understanding of Unix / Linux operating systems , security best practices, and automation techniques.… more
    Charles Schwab (06/15/25)
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  • Senior Engineer, UNIX

    WM (Houston, TX)
    …installs, configures and provides maintenance and administration of complex networks and computer systems pertaining to UNIX and/or Linux operating ... technical/non-technical personnel and vendors in obtaining requirements, designing, and implementing UNIX / Linux -based systems . + Provides user account set… more
    WM (04/11/25)
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  • Unix Administrator

    TISTA Science and Technology (Richmond, VA)
    …analysis and validate and recommend security requirements including RMF. Qualifications + Experienced UNIX Senior Systems Administrator. + Minimum 4 years ... to other projects. You'll be responsible for developing IA solutions, managing UNIX and Linux systems , and supporting Disaster Recovery on mission-critical … more
    TISTA Science and Technology (05/29/25)
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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, ... and oversee provisioning, configuration management, and system monitoring on Linux systems and servers. You'll also assist...and performs proper incident handoff to the next shifts Senior Linux SA team lead, and facilitates… more
    TISTA Science and Technology (05/29/25)
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  • Senior Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber & ... difference in National** **Security!** Join our team as a ** Linux Systems Administrator** , where you'll provide...and more. Your role will involve configuring and managing UNIX and Windows operating systems , troubleshooting, maintaining… more
    Leidos (05/29/25)
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  • Senior Linux System Administrator

    General Dynamics Information Technology (Livermore, CA)
    …Required:** Yes **Job Description:** $10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer systems ' workflows and ... SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Linux ,Microsoft Server Operating ...must be on-site** + Environment is 80% or more Linux / UNIX and 20% or less Windows with… more
    General Dynamics Information Technology (05/10/25)
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  • Senior Red Hat Linux Administrator

    HTC Global Services Inc (Annapolis, MD)
    …& Long Term Disability Insurance, and a variety of other perks. Job Description: The Senior Red Hat Linux Administrator will manage and optimize the client's Red ... Hat Enterprise Linux (RHEL) environments. The resource will ensure system stability,...complex networked system environment with strong networking. (2) Administering Unix (AIX) IBM pSeries systems . (3) Administering… more
    HTC Global Services Inc (05/29/25)
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  • Sr. Linux Systems Administrator

    Robert Half Technology (Chicago, IL)
    Description We are looking for an experienced Senior Linux Systems Administrator to join our team and help drive the reliability, scalability, and security ... Responsibilities + Linux Server Administration: Manage, configure, and optimize Linux systems to ensure system uptime, security, and performance.… more
    Robert Half Technology (06/03/25)
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  • Linux System Administrator/RHEL

    Motion Recruitment Partners (Moorestown, NJ)
    …$50/hr - $65/hr A growing organization in South Jersey is looking to hire a Senior System Administrator to work in their Linux environment. In this role, you ... policy. Applicants need to make their needs known in advance. **Posted by:** Kayla Plasha **Specialization:** + System Administration + Linux / Unix more
    Motion Recruitment Partners (05/31/25)
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  • Energy Control Systems Engineer (Level I…

    Georgia Systems Operations (Tucker, GA)
    …Security policies. Monitors on a daily basis all assigned applications and systems for electronic intrusion. Assist Senior /Principal/Staff ECS Engineers on ... of experience in System Administration and System Support including UNIX ( Linux ), Windows OS, and IP based Network...related EMS project management experience and eight years of UNIX and NT administration. + Senior Engineer:… more
    Georgia Systems Operations (06/03/25)
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  • Senior Systems Engineer

    BAE Systems (San Diego, CA)
    …your career with us. BAE Systems is looking for an experienced, self-motivated Senior Systems Engineer to work on a multi-disciplinary team in an Agile, ... + Experience with system integration and test on a UNIX or Linux platform + Team player...be available based on position level and/or job specifics. ** Senior Systems Engineer** **113196BR** EEO Career Site… more
    BAE Systems (05/21/25)
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