linux / unix systems administrator Jobs in san diego, ca

1 - 20 of 323 Jobs

Linux/Windows Senior Systems AdministratorJob Title - Linux/Windows Senior Systems Administrator

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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San Diego, California, USA

Full-time

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

Linux System AdministratorJob Title - Linux System Administrator

LeidosCompany Name - Leidos

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San Diego, California, USA

Full-time

The Maritime Solution Systems Portfolio within the Maritime Systems Division (MSD) is seeking an experienced, dynamic, and highly capable Linux system administrator to join the Leidos team at a customer site in San Diego, CA. The business activities within this portfolio include underwater vehicle systems, maritime sensors, supporting information technology and engineering services for complex maritime applications, and the development and support of underwater data acquisition and telemetry sys

Systems Administrator IVJob Title - Systems Administrator IV

General AtomicsCompany Name - General Atomics

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San Diego, California, USA

Full-time

Job Summary General Atomics (GA), and its affiliated companies, is one of the world's leading resources for high-technology systems development ranging from the nuclear fuel cycle to remotely piloted aircraft, airborne sensors, and advanced electric, electronic, wireless and laser technologies. General Atomics is seeking to hire a Systems Administrator to join our team. This position will be responsible for administration, configuration, installation, provisioning, and monitoring of Linux syst

Unix/Linux AdministratorJob Title - Unix/Linux Administrator

Parsons Services CompanyCompany Name - Parsons Services Company

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Remote

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: This job opening is for an experienced Unix/Linux Administrator to provide systems a

Linux and Windows Systems Administrator | REMOTE (ship required)Job Title - Linux and Windows Systems Administrator | REMOTE (ship required)

Oracle CorporationCompany Name - Oracle Corporation

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Remote

Full-time

Job Description Building off our Cloud momentum, Oracle has formed a new organization - Oracle Health & Analytics. This team will focus on product development, operations and product strategy for Oracle Health, while building out a complete platform supporting modernized, automated healthcare. This is a net new line of business, constructed with an entrepreneurial spirit that promotes an energetic and creative environment. We are unencumbered and will need your contribution to make it a world c

System/Network Administrator: Entry-Level (Unix/Linux/AIX)Job Title - System/Network Administrator: Entry-Level (Unix/Linux/AIX)

Jack Henry & AssociatesCompany Name - Jack Henry & Associates

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Remote

Full-time

At Jack Henry, we deliver technology solutions that are digitally transforming and empowering community banks and credit unions to provide enhanced and streamlined user experiences to their customers and members. Our best-in-class products are just the start as we lay the groundwork for the future of digital banking and payments. We hope you'll join us. We can't do it without you. We have an exciting opportunity for an Entry-Level System Network Administrator who will be responsible for hostin

Operating Systems Specialist- Unix, Windows, & Tomcat (Night/Graveyard Shift)Job Title - Operating Systems Specialist- Unix, Windows, & Tomcat (Night/Graveyard Shift)

Ignitec Inc.Company Name - Ignitec Inc.

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Remote

Contract

Operating Systems Specialist This is a Full-Time (Contract) Remote position supporting United States Postal. Full benefits, PTO, and paid holidays is inclusive to this position. Number of Available Positions: 17 Contract Term: 10/1/2025- 9/30/2026 (With possible extensions) Salary Target: $80K-$125K/YR (Salary is flexible based on the relevant years of professional experience and background related to the position) Requirements: Ability to work Night/Graveyard Shift; Prior experience in supporti

Senior Systems Administrator (Linux/Windows)Job Title - Senior Systems Administrator (Linux/Windows)

GovCIOCompany Name - GovCIO

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Remote

Full-time

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

Test EngineerJob Title - Test Engineer

Accenture LLPCompany Name - Accenture LLP

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San Diego, California, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative

Systems Administrator (Windows / Linux) / Hybrid: Highlands Ranch, COJob Title - Systems Administrator (Windows / Linux) / Hybrid: Highlands Ranch, CO

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Remote or Highlands Ranch, Colorado, USA

Full-time

Job Description Lockheed Martin's Enterprise Business & Digital Transformation (EBDT) organization 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 70 countries.

Senior Linux Systems Administrator - REMOTEJob Title - Senior Linux Systems Administrator - REMOTE

First American Financial CorporationCompany Name - First American Financial Corporation

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Remote or Santa Ana, California, USA

Full-time

Who We Are Join a team that puts its People First! Since 1889, First American (NYSE: FAF) has held an unwavering belief in its people. They are passionate about what they do, and we are equally passionate about fostering an environment where all feel welcome, supported, and empowered to be innovative and reach their full potential. Our inclusive, people-first culture has earned our company numerous accolades, including being named to the Fortune 100 Best Companies to Work For list for ten conse

Systems Administrator - Linux/WindowsJob Title - Systems Administrator - Linux/Windows

GovCIOCompany Name - GovCIO

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Remote

Full-time

Overview 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 hybrid with periodic customer site work activities. Must be willing to work nights, have a Security+ certification, and an active Top Secret clearance. Responsibilities Position Description: In this role you will: Pr

Oracle Linux AdministratorJob Title - Oracle Linux Administrator

NuLeapCompany Name - NuLeap

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Remote or US

Contract, Third Party

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.

Linux System Administrator, SeniorJob Title - Linux System Administrator, Senior

GovCIOCompany Name - GovCIO

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Remote

Full-time

Overview GovCIO is hiring a Windows and Linux System Administrator (Senior) to support Veterans Affairs operational needs . The role requires AWS, Windows, and Linux administration experience, with strong database management skills, to maintain infrastructure and ensure system security and performance. This position is fully remote within the United States. Responsibilities Plan the transition of development and/or production environments to new technologies. Ensure data integrity and facilit

Windows / Linux Systems Administrator - REMOTE (ship required)Job Title - Windows / Linux Systems Administrator - REMOTE (ship required)

Oracle CorporationCompany Name - Oracle Corporation

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Remote

Full-time

Job Description Building off our Cloud momentum, Oracle has formed a new organization - Oracle Health Applications & Infrastructure. This team will focus on product development and product strategy for Oracle Health, while building out a complete platform supporting modernized, automated healthcare. This is a net new line of business, constructed with an entrepreneurial spirit that promotes an energetic and creative environment. We are unencumbered and will need your contribution to make it a w

Linux System AdministratorJob Title - Linux System Administrator

Sun Technologies,Inc.Company Name - Sun Technologies,Inc.

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Remote

Contract

Job Title: Linux System Administrator Duration: up to 12 months contract (with the possibility of extension) Location: Fort Worth, TX 76108 Pay Rate: $60/hr - $70/hr on W2 [the pay rate may differ depending on your skills, education, experience, and other qualifications] Featured Benefits: Medical Insurance in compliance with the ACA401(k)Sick leave in compliance with applicable state, federal, and local laws Skills Required: The Linux Systems Administrator will be a member of the Enterprise IT

MFG Systems Administrator - 3rd Shift (Remote)Job Title - MFG Systems Administrator - 3rd Shift (Remote)

Perdue Farms, Inc.Company Name - Perdue Farms, Inc.

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Remote or Salisbury, Maryland, USA

Full-time

Perdue Foods has a goal of becoming the most trusted name in premium proteins by creating products for consumers and for retail and foodservice customers around the globe while changing the way animals are raised for food. It is part of Perdue Farms, a fourth-generation, family-owned food and agricultural business deeply rooted in tradition yet with a forward-thinking mindset. We believe that success starts with our people, and our culture is built on a foundation of teamwork, integrity, and res

Systems Administrator IIJob Title - Systems Administrator II

Sierra Nevada CorporationCompany Name - Sierra Nevada Corporation

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Remote or Southern Pines, North Carolina, USA

Full-time

Do you have an eye for detail and a passion for developing innovation solutions? Join our team! As a Systems Administrator II, you will be using your skills and expertise to assist in the analysis, development, and configuration of our existing software and systems that address business requirements and processes. You'll be responsible for evaluating the interface between hardware and software, operational requirements, and characteristics of our systems, establishing and documenting system para

Sr. ERP and CRM Systems AdministratorJob Title - Sr. ERP and CRM Systems Administrator

EclaroCompany Name - Eclaro

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Remote

Contract

ECLARO is a company that delivers talent. We provide fully customizable, comprehensive talent acquisition and management of seasoned professionals through a number of business models, including: Consulting, Professional Hire, Global Integrated Delivery and Managed Services. Kindly email with a Word resume along with the position ID number, your hourly rate and availability. This is Homer Ballega. I am a Recruiter with ECLARO. We are first tier suppliers of technical services to several Fortune 5

Systems Administrator 2Job Title - Systems Administrator 2

NightwingCompany Name - Nightwing

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Remote or Annapolis, Maryland, USA

Full-time

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