1

Redhat System Administrator Jobs in California (NOW HIRING)

JOB DUTIES - ESSENTIAL FUNCTIONS Evaluates system specifications, installs enterprise computer ... Linux-based OSs: Redhat, CentOS. * Network switch/router configurations: CISCO and Juniper.

JOB DUTIES - ESSENTIAL FUNCTIONS Evaluates system specifications, installs enterprise computer ... Redhat, CentOS. Network switch/router configurations: CISCO and Juniper. Citrix Provisioning ...

IT SYSTEM ADMINISTRATOR

Ventura, CA · On-site

$90K - $110K/yr

The Systems Administrator will ensure that the corporate network, systems, servers and various ... RedHat 8 and 9, Debian and Ubuntu * 3+ years' VMware, Microsoft Hyper-V or another virtualization ...

IT SYSTEM ADMINISTRATOR

Ventura, CA · On-site

$90K - $110K/yr

The Systems Administrator will ensure that the corporate network, systems, servers and various ... RedHat 8 and 9, Debian and Ubuntu * 3+ years' VMware, Microsoft Hyper-V or another virtualization ...

VSolvit LLC is currently seeking an IT Systems Administrator supporting the company's headquarters ... RedHat 8 and 9, Debian and Ubuntu • 3+ years' VMware, Microsoft Hyper-V or another virtualization ...

next page

Showing results 1-20

Redhat System Administrator information

See California salary details

$40.5K

$87.8K

$135.7K

How much do redhat system administrator jobs pay per year?

As of Aug 13, 2026, the average yearly pay for redhat system administrator in California is $87,763.00, according to ZipRecruiter salary data. Most workers in this role earn between $69,100.00 and $102,600.00 per year, depending on experience, location, and employer.
What job categories do people searching Redhat System Administrator jobs in California look for? The top searched job categories for Redhat System Administrator jobs in California are:
Infographic showing various Redhat System Administrator job openings in California as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $87,763 per year, or $42.2 per hour.

Principal Systems Administrator (Rancho Bernardo)

Northrop Grumman Corporation

San Diego, CA • On-site

Full-time

Medical, Life, PTO

Posted yesterday

New


Northrop Grumman rating

8.2

Company rating: 8.2 out of 10

Based on 362 frontline employees who took The Breakroom Quiz

88th of 538 rated manufacturers


Job description

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: Top SecretTRAVEL: Yes, 25% of the TimeDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

Northrop Grumman Aeronautics Systems has an opening for a Principal Systems Administrator to join the team of qualified individuals in our Avionics Engineering Organization. This role is located onsite in Rancho Bernardo, CA with frequent travel to Sigonella Italy.

Key Responsibilities:

  • Perform as a Windows\VMware System Administrator for a classified government contract.
  • Perform as a Linux\Redhat System Administrator for a classified government contract.
  • Maintain smooth operation of multi-user computer systems, including coordination with network, software, and system engineers, PC desktop technicians, project managers, end users, and customer and IT management.
  • Analyze internal and external customer requirements and determine equipment and software requirements for solutions to problems by means of automated systems.
  • Review recommendations and system enhancements that will improve the performance and reliability of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management.
  • Provide backup and recovery services; manage file systems and disk space; manage virus protection on a routine basis.
  • Create and maintain user and computer accounts and modify file permissions and security access lists.
  • Test new releases of products to ensure compatibility and minimize user impact.
  • Develop and document technical processes and procedures as needed.
  • Interact, meet, discuss, and troubleshoot issues with vendors; evaluate vendor products, services, and suggestions.
  • Adhere to strict Information Systems security guidelines in all cases.
  • Maintain security audit and logging information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM).
  • Prepare security documentation for input to Computer Security.
  • Report project status as required for all recurring and non-recurring efforts.
  • Work under minimal direction and independently determine and develop approach to solutions.

Basic Qualifications:

  • Bachelor's degree AND 6 years of related professional or military Systems Administration experience, OR Master's degree AND 4 years of related professional or military Systems Administration experience OR Associate degree AND 8 years of related professional or military Systems Administration experience OR High School Diploma AND 10 years of related professional or military Systems Administration experience in lieu of degree OR have relevant certifications such as CompTIA Security+ or other relevant Industry Certifications AND 8 years of related professional or military Systems Administration experience in lieu of degree.
  • Current Security + CE, or ability to obtain within 6 months of hire date.
  • Must have experience managing Windows Server OS and domain architecture.
  • Must have ability to support multiple networks, ensure necessary administration tasks are completed, and direct others as necessary.
  • Must have ability to lift equipment weighing up to 40 pounds.
  • Must have ability to work after hours and weekends as needed.
  • Must have an Active US Government Top Secret Clearance (with a background investigation completed within the last 6 years or enrolled into Continuous Evaluation).

Preferred Qualifications:

  • Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG information system environments.
  • Experience installing, configuring, and maintaining computer hardware in a networked environment.
  • Server management experience.
  • Currently valid Security+ CE, CASP, CISSP or similar security certification.
  • Windows domain architecture experience.
  • Understanding of basic networking, including subnets, routing, and VLANs; Cisco experience and/or certification.
  • Windows AD, LDAP, VMWare, and knowledge of SAN storage systems.
  • Linux Operating System experience and/or certification for current versions.
  • VMWare experience with current version.
  • Rudimentary Scripting experience.
  • Experience with the creation and deployment of system images in an enterprise environment. - Experience with Certification & Accreditation process.
  • DoD 8570 / 8140-03 Certification in a primary OS (Windows, Linux, Cisco).
  • Ability to communicate effectively at all levels of the organization, with internal and external customers, in written and oral format.
Primary Level Salary Range: $103,600.00 - $155,400.00The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

What Northrop Grumman employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom


Northrop Grumman logo

About Northrop Grumman

Sourced by ZipRecruiter

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible.

Industry

Space research administration

Company size

10,000+ Employees

Headquarters location

Falls Church, VA, US

Year founded

1939