Linux Systems Administrator jobs in California

Linux/Windows Senior Systems Administrator

San Diego, California

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Today

Job Description WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. WHAT WE'RE DOING At Lockheed Martin, we're revolutionizing the aerospace and defense sector through groundbreakin

Full-time

USD 81,600.00 - 143,865.00 per year

Linux Systems Administrator, Sr / Secret / Onsite: Sunnyvale, CA

Sunnyvale, California

•

Today

Job Description Join our Lockheed Martin team! Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 people works with partners around the world to bring proven performance to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed martin has employees based in all 50 states and more than 570 facilities that span more than 70 countries. We are hiring a Linux System Adminis

Full-time

USD 85,500.00 - 150,765.00 per year

Ubuntu Linux Administrator

Mission Viejo, California

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25d ago

We have an immediate opportunity for a Ubuntu Linux Systems Administrator in Mission Viejo, CA It is a contract position. Let me know your interest. If available would you be willing to share you resume. It could turn into a PERMANENT Later LOCAL candidates preferred

Easy Apply

Contract

Depends on Experience

Senior Systems Administrator (Linux/Windows)

Remote

•

Today

Overview GovCIO is hiring for a Senior Systems Administrator (Linux and Windows) to provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is in Washington, DC and will be a hybrid remote with periodic onsite customer work activities. Must be willing to work nights, have an active Sec

Full-time

USD 95,000.00 - 105,000.00 per year

Oracle Linux Administrator

Remote or Hybrid

•

Yesterday

Job Summary Oracle Linux Administrator - Lead enterprise patch management and CVE remediation for Oracle Linux 7.9 and related systems. - Serve as primary escalation point for Oracle Linux support, handling Tier 1 & 2 issues and Oracle support cases. - Apply security patches, OS bug fixes, and ensure security compliance across environments. - Provide 24x7 production support for high-severity incidents and outages. - Perform root cause analysis and document all patching, changes, and updates.

Third Party, Contract

Sr Linux Systems Administrator

El Segundo, California

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Today

Date Posted: 2025-08-11 Country: United States of America Location: CA222: 2006 E El Segundo Blvd BldgE04 2006 East El Segundo Boulevard Building E04, El Segundo, CA, 90245 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calli

Full-time

USD 112,000.00 per year

Linux Administrator

Hybrid in Foster City, California

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6d ago

Linux Administrator with top autonomous vehicles manufacturer in Foster City, CA Title: Linux Administrator Duration: 6 months + Pay: 76.55/HR W2 Location: Foster City, CA Hybrid (3 days onsite, 2 days remote) The Endpoint Engineering team at our client manages the company s physical and virtual endpoints to ensure they are secure, reliable, and consistent at scale. They're seeking an experienced Linux administrator to support the rollout and ongoing maintenance of our Linuxdesktop fleet, with a

Easy Apply

Full-time

$76.55

Senior Linux System Administrator

Remote

•

Today

Overview GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This position will be located in Arlington, VA, and will be a fully remote position within the United States. Responsibilities In this role, you will work with other members to mitigate vulnerabilities on Linux-based systems, implement STIGs, address POAMs, and mitigate Zero-Day vulnerabilities. Other standard Linux administration duties will be include

Full-time

USD 115,000.00 - 135,000.00 per year

OpenShift RedHat Administrator

Remote

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8d ago

Title: OpenShift RedHat Administrator Location: Remote Duration: Long Term Job Description: Container Orchestration: RedHat OpenShift Container PlatformCluster Security : RedHat Advance Cluster SecurityMulti-cluster Management: RadHat ACMAutomation: AnsibleDevOps CI/CD: GitHub/ADOMonitoring: SlunkLogging: Loki StackProficiency in Azure/AWS/Google/Oracle DevOps or GitHub and know how to use them for continuous integration, continuous delivery, pipelines, and Git version control.Experience in usin

Easy Apply

Contract

$50 - $60

Linux Administator/Linux Engineer/Unix,Linux Administrator

Hybrid in Elk Grove, California

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8d ago

Title: SRE (Site Reliability Engineer) Location: Elk Grove, CA (Hybrid) Duration: 12months Client : Apple Minimum Qualifications: Strong sense of ownership, customer service, and integrity demonstrated through clear communication.Experience with deploying, supporting and monitoring new and existing services, platforms, and application stacks.Proficiency with Python, Bash scripts, GO, REST APIS, and any object oriented programming a must.Proficiency in using monitoring and observability tools suc

Easy Apply

Contract, Third Party

Depends on Experience

Linux System & Network Administrator

Concord, California

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20d ago

We are seeking a seasoned Linux System/Network Administrator with robust, hands-on experience managing and securing mixed Linux and Windows environments. The ideal candidate will possess a strong understanding of system security, infrastructure support, and IT service tools. Experience with Open Enterprise Server (OES) is a significant plus. This role requires someone with strong procedural documentation capabilities, a collaborative mindset, and technical expertise in network devices and IT pla

Easy Apply

Full-time

$100,000 - $120,000

Linux Systems Engineer / Early DevOps / Hybrid in Inglewood

California

•

Today

Job Description This Los Angeles-based (South Bay) company is looking to bring in a Systems Engineer to join their team. This is a fast-paced startup that values people coming from an MSP background. Required Skills & Experience Linux Systems Administration / Engineering AWS / Google Cloud Platform / Azure Gitlab CI/CD Network Administration Virtualization tools like VMware Desired Skills & Experience Docker Kubernetes Terraform Security Principles VPNs Networking certificates like CCNA, CC

Easy Apply

Full-time

120k - 145k

Systems Engineer (Linux) at Santa Clara CA - Direct Client

Santa Clara, California

•

Today

Role: Systems Engineer (linux) Location: Santa Clara, CA (Onsite) Duration: Long Term (3+ years) Linux with Strong Automation ,DevOps Responsibilities: Demonstrated experience in LINUX installation, configuration, and upgrading of Linux systems and servers. Linux OS administration - Ubuntu, Centos, and RedHat Demonstrable experience in Linux Server Support, designing, troubleshooting, and storage implementation. Proven experience in risk-based systems running on UNIX / LINUX platforms along wi

Easy Apply

Third Party, Contract

SRE (Linux Systems Engineer) - Only Locals or Nearby

Hybrid in Elk Grove, California

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29d ago

Title: SRE (Linux Systems Engineer)Location: Elk Grove, CA (Hybrid - 3 days onsite)Duration: 6 months Contract Minimum Qualifications:Strong sense of ownership, customer service, and integrity demonstrated through clear communication.Experience with deploying, supporting and monitoring new and existing services, platforms, and application stacks.Proficiency with Python, Bash scripts, GO, REST APIS, and any object oriented programming a must.Proficiency in using monitoring and observability tool

Easy Apply

Contract

$65 - $72

Linux / Unix Systems Administrator, Stf - TS/SCI w/Poly- Sunnyvale, CA

Sunnyvale, California

•

Today

Job Description About Us: Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 people works with partners around the world to bring proven performance to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span more than 70 countries. This Lockheed Martin Enterprise Operations (EO) position w

Full-time

USD 104,500.00 - 184,115.00 per year

Linux Kernel Engineer, AI Embedded Operating Systems, AI Platforms

Palo Alto, California

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Today

As a Linux Kernel Engineer within the AI Embedded OS team, you will be a key contributor to the platform software that powers one of the most advanced and widely deployed AI platforms supporting autonomy for our cars, humanoid robot, and beyond. You will collaborate closely with both hardware and software teams to develop and deploy embedded operating system features that enable AI inference at scale. Your work will influence both current and future generations of AI silicon and platforms. Respo

Full-time

USD 111,200.00 per year

Internship, Software Engineer, Linux Update Systems (Winter/Spring 2026)

Palo Alto, California

•

Today

Consider before submitting an application: This position is expected to start around January 2026 and continue through the Winter/Spring term (ending approximately May 2026) or continuing into Summer 2026 if available and there is an opportunity to do so. We ask for a minimum of 12 weeks, full-time and on-site, for most internships. Our internship program is for students who are actively enrolled in an academic program. entry level candidates seeking employment after graduation and not returnin

Full-time

USD 40.00 per hour

LINUX Systems Engineer

Remote or Sterling, Virginia

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Today

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Full-time

Senior Linux Kernel Systems Software Engineer - CSP Engagements

Santa Clara, California

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Today

NVIDIA is seeking a Senior Software Engineer to join our CSP Engagements team, focusing on system software for Datacenter products such as GB200. This role combines deep technical expertise in embedded firmware, Linux kernel development, and middleware development, with customer-facing responsibilities to enable cloud service providers with next-generation computing platforms. You will work at the intersection of hardware and software, driving technical solutions from concept through deployment.

Full-time

USD 184,000.00 per year

IT Linux Systems Engineer

Hawthorne, California

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Today

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. IT LINUX SYSTEMS ENGINEER SpaceX is looking for an experienced engineer with deep knowledge and broad experience across Linux-based technologies. This employee will be a member of the Information Technology Linux Infra

Full-time

USD 120,000.00 - 160,000.00 per year

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Linux Systems Administrator jobs in California, USA