• Sr . Linux / Containerization

    Insight Global (Nashville, TN)
    Job Description Our client is looking for a Senior Linux Containerization Administrator to join their team . This is a direct hire role and will get ... This position will be supporting RedHat OpenShift, and the containerization solutions built around Linux containers and managed by Kubernetes. 80% of this role… more
    Insight Global (01/07/26)
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  • Sr . Systems Administrator - Secret…

    Lockheed Martin (King Of Prussia, PA)
    …to obtain an SCI security clearance . CompTIA Security\+ Certification . CompTIA Linux \+ or Red Hat Certified System Administrator Certification . Familiarity ... operator in the loop\. **The Work** As a Systems Administrator on the JES Program , you will: \-Work...of the client/server/storage/network devices \-Patch and harden Windows and Linux \(Red Hat\) and networking systems with Security personnel… more
    Lockheed Martin (10/29/25)
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  • Sr Manager, Lead Database…

    Charles Schwab (Southlake, TX)
    …candidate for this role to work on site in the specified location(s). As a ** Sr . Manager / Lead DBA in Client Data Technology (CDT)** , you will lead database ... with HA/DR solutions and cloud deployment (GCP preferred). + Proficiency in Linux /Unix system administration and shell scripting. + Hands-on experience with CI/CD… more
    Charles Schwab (12/19/25)
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  • Sr . Web Administrator

    Robert Half Technology (Richfield, OH)
    …+ Build, configure, and support hardware and software on Windows and Linux /Unix servers to enable deployment of global hosted applications. + Lead troubleshooting ... experience with extensive infrastructure management expertise. + In-depth knowledge of Linux and Windows operating systems. + Advanced experience with Tomcat and… more
    Robert Half Technology (01/10/26)
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  • Principal System Administrator - Windows…

    RTX Corporation (El Segundo, CA)
    …the integrity of our systems and support IT infrastructures around the world. ** Sr . Principal System Administrators,** internally known as Sr . Principal Analyst, ... systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. + Understanding and knowledge of Windows Server to include but… more
    RTX Corporation (12/09/25)
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  • Sr . Specialist Cyber Infrastructure…

    L3Harris (Carlsbad, CA)
    …ability to analyze outputs and drive remediation. + Extensive background as a Linux System Administrator in secure, classified environments, with expertise in ... sea and cyber domains in the interest of national security. Job Title: Sr . Specialist, Cyber Infrastructure Engineer Job Code: 32501 Job Location: Carlsbad, CA Job… more
    L3Harris (01/02/26)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our team, ... a Systems Administrator or similar role + Strong experience with Linux and Windows-based systems administration. + Knowledge of cloud platforms (AWS, Azure,… more
    General Dynamics Information Technology (01/05/26)
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  • Senior Systems Administrator 10k…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Senior Systems Administrator in our **Intelligence Sector's (NSS) Cyber & Analytics Business ... and make a difference in National** **Security!** As a Senior Systems Administrator you will play a...II certification** (eg, Security+ CE, SSCP) + Experience providing Sr . Linux (Red Hat/Rocky/CentOS) and LatteArt /… more
    Leidos (11/15/25)
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  • Principal/ Sr . Principal Engineer…

    Northrop Grumman (Rome, NY)
    …they're making history. Northrop Grumman Defense Systems (NGDS) is seeking a Principal/ Sr . Principal Engineer to maintain and enhance capabilities in support of DAF ... relevant experience OR a master's degree with 3+ years of relevant experience + ** Sr . Principal Engineer (level 4):** A high school diploma with 12 years of relevant… more
    Northrop Grumman (11/13/25)
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  • Senior Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** SENIOR SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a Senior Systems Administrator to support our customer on the Nautical contract in the ... cloud environment administration and compliance Technical Skills: + Proficiency in Linux /Unix and Windows server administration in cloud environments + Strong… more
    UIC Government Services and the Bowhead Family of Companies (01/06/26)
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  • Systems Administrator - Senior

    CACI International (O'Fallon, IL)
    Systems Administrator - Senior Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... financial auditability and transportation logistics? We're seeking a successful, experienced Senior Systems Administrators to join our team in implementing a… more
    CACI International (11/08/25)
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  • DevSecOps Engineer Sr - GMD Weapons Systems…

    Lockheed Martin (Huntsville, AL)
    …IAT Level II certification \(ex: Security \+ CE\) * Strong systems administrator experience, specifically in Windows/ Linux Operating Systems environments * ... in Terraform and Helm to provision cloud resources * Experience with containerization and orchestration tools such as Kubernetes, Docker, and/or other cloud… more
    Lockheed Martin (11/22/25)
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  • SAP NS2 Sr . Security Automation Engineer

    SAP (Herndon, VA)
    …caring team environment with a strong focus on learning and development, recognition for your individual contributions, and a variety of benefit options for ... and application security + 5 years' experience with web protocols and Linux /Unix tools and architectur + 5 years' hands-on experience building and administering… more
    SAP (10/24/25)
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  • Database Administrator , Senior

    Cayuse Holdings (Washington, DC)
    **Overview** The Database Administrator , Senior , PostgreSQL will support the database operations for our client to strengthen and expand the client's production ... $125,000.00 - USD $139,800.00 /Yr. Submit a Referral (https://careers-cayuseholdings.icims.com/jobs/3067/database- administrator %2c- senior %2c-postgresql/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834356743) **Can't find the right opportunity?**… more
    Cayuse Holdings (12/05/25)
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  • Functional Area Expert II ( Linux /Unix)

    TISTA Science and Technology (Austin, TX)
    …clear and concise narrative or graphic reports. + Must have the skill set of a senior System Administrator (preferably in Solaris Unix and Red Hat Linux ) but ... + Proficiency in System Administration: A deep understanding of Linux and Unix system administration, including configuring, monitoring, and troubleshooting… more
    TISTA Science and Technology (12/10/25)
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  • Research Systems Administrator

    Boston College (Chestnut Hill, MA)
    …their experience (Not a full remote option; 2-3 days in office required): Senior Research Systems Administrator : Minimum five years of relevant system ... endowment in excess of $3.9 billion. **Job Description** The HPC Research Systems Administrator is a member of Research Services at Boston College. Research Services… more
    Boston College (12/30/25)
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  • Systems Administrator II

    Foxhole Technology, Inc (Fort Meade, MD)
    **Overview** **Job Title: Systems Administrator II** **Job Location: Hybrid FT Meade, MD** **Position Type: Full-time** **Clearance Level: Secret** Foxhole ... the world **.** Foxhole Technology is seeking a Systems Administrator II who is eager to grow their IT...Directory, DNS, and Group Policy under the guidance of senior administrators + Contribute to security compliance efforts through… more
    Foxhole Technology, Inc (12/30/25)
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  • Systems Administrator I

    Foxhole Technology, Inc (Pensacola, FL)
    **Overview** **Job Title: Systems Administrator I** **Job Location: Pensacola, FL (Hybrid)** **Position Type: Full-time** **Clearance Level: Secret** Foxhole ... the world **.** Foxhole Technology is seeking a Systems Administrator I who is eager to grow their IT...Directory, DNS, and Group Policy under the guidance of senior administrators + Contribute to security compliance efforts through… more
    Foxhole Technology, Inc (12/30/25)
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  • Senior DevOps Engineer

    Deloitte (Raleigh, NC)
    …fuel growth through innovation. Work You'll Do We are seeking a highly skilled Senior DevOps Practitioner to join our team, with a focus on cloud infrastructure, ... strategies. + Ensure system reliability, scalability, and security within a Linux environment. + Daily technologies utilized: + Ansible: Proven experience with… more
    Deloitte (01/10/26)
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  • TS/SCI Senior DevSecOps Engineer

    Insight Global (Hanahan, SC)
    Job Description Insight Global is looking to bring on a TS/SCI cleared Senior DevSecOps Engineer to join the team sitting out of Charleston, SC in support of a ... DevSecOps Engineer will be responsible for the following: We are seeking a Senior DevSecOps Engineer to lead the secure development and deployment of cloud-native… more
    Insight Global (01/08/26)
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