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Jr System Administrator Jobs in California (NOW HIRING)

CFS

System Administrator

Fresno, CA · On-site

$28 - $32/hr

System Administrator Direct hire | Onsite | $28-32/hour We are seeking a System Administrator to support enterprise technology operations, infrastructure, cybersecurity, and AI-driven automation ...

New

CFS

System Administrator

Fresno, CA · On-site

$28 - $32/hr

System Administrator Direct hire | Onsite | $28-32/hour We are seeking a System Administrator to support enterprise technology operations, infrastructure, cybersecurity, and AI-driven automation ...

New

Foxconn Assembly LLC

System Administrator

San Jose, CA · On-site

System Administrator Ingrasys is a global leader in advanced technology and manufacturing, specializing in cutting-edge cloud infrastructure and AI computing solutions. As a subsidiary of Foxconn ...

Avum Inc.

System Administrator

Agoura Hills, CA · On-site

$100K - $130K/yr

Serves as on-premises system administrator for physical infrastructure and provides technical support for internal tools. Key Responsibilities * Maintain development environment network devices and ...

New

AVUM INC

System Administrator

Malibu, CA · On-site

$100K - $130K/yr

Serves as on-premises system administrator for physical infrastructure and provides technical support for internal tools. Key Responsibilities * Maintain development environment network devices and ...

Corto Olive Co.

System Administrator

Modesto, CA · On-site

$95K - $120K/yr

System Administrator Reports to: Senior Infrastructure Manager Department: Information Technology Classification: Full-time, Exempt Pay: $95,000-$120,000 annually Stanislaus Mission To attract ...

Stanislaus Foods

System Administrator

Modesto, CA · On-site

$95K - $120K/yr

System Administrator Reports to: Senior Infrastructure Manager Department: Information Technology Classification: Full-time, Exempt Pay: $95,000-$120,000 annually Stanislaus Mission To attract ...

Stanislaus Food Products

System Administrator

Modesto, CA · On-site

$95K - $120K/yr

System Administrator Reports to: Senior Infrastructure Manager Department: Information Technology Classification: Full-time, Exempt Pay: $95,000-$120,000 annually Stanislaus Mission To attract ...

Aretum

System Administrator

North Highlands, CA · On-site

$45K - $56K/yr

As a System Administrator, you will be responsible for the management, maintenance, and optimization of servers and networks to ensure high availability and security. You will proactively monitor ...

Aretum

System Administrator

North Highlands, CA · On-site

$45K - $56K/yr

As a System Administrator, you will be responsible for the management, maintenance, and optimization of servers and networks to ensure high availability and security. You will proactively monitor ...

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All JobsJr System Administrator JobsJr System Administrator Jobs in California

Jr System Administrator information

See California salary details

$32.6K

$62.4K

$84.9K

How much do jr system administrator jobs pay per year?

As of Sep 12, 2026, the average yearly pay for jr system administrator in California is $62,415.00, according to ZipRecruiter salary data. Most workers in this role earn between $51,800.00 and $72,000.00 per year, depending on experience, location, and employer.

What is a Jr System Administrator?

Jr System Administrators are entry-level IT professionals responsible for maintaining, monitoring, and supporting an organization’s computer systems and networks. They assist in tasks such as installing and configuring hardware and software, managing user accounts, and performing routine system updates. Under the supervision of senior administrators, they help ensure the stability, security, and efficiency of IT infrastructure. This role is often a stepping stone to more advanced system administration positions.

What are some common challenges a Jr System Administrator might face during their first year on the job?

During the first year, Jr System Administrators often encounter challenges such as balancing multiple support requests, managing unfamiliar systems or technologies, and responding to unexpected technical issues. Adapting to the organization's specific IT infrastructure and security protocols can require a steep learning curve. Additionally, time management and prioritizing tasks effectively are essential skills, as junior admins typically juggle day-to-day maintenance with troubleshooting responsibilities. Collaborating with senior IT staff and learning from their expertise can help overcome these challenges and build confidence in the role.

What are the key skills and qualifications needed to thrive as a Jr System Administrator, and why are they important?

To thrive as a Jr System Administrator, you need a solid understanding of operating systems (Windows, Linux), basic networking, and troubleshooting, typically supported by a relevant degree or IT certifications such as CompTIA A+ or Network+. Familiarity with system management tools, Active Directory, virtualization platforms, and ticketing systems is commonly required. Strong problem-solving abilities, attention to detail, and effective communication help you stand out in this role. These skills ensure efficient system operations, minimize downtime, and support seamless IT service for users and organizations.

What is the difference between Jr System Administrator vs Network Technician?

AspectJr System AdministratorNetwork Technician
CertificationsCompTIA A+, Network+; Microsoft CertifiedCompTIA Network+, Cisco CCNA
Work EnvironmentIT departments, data centers, corporate officesNetwork operations centers, field sites, telecom companies
ResponsibilitiesManage servers, troubleshoot OS issues, user account setupInstall/configure network hardware, troubleshoot connectivity issues
Industry UsageCommon in IT support and system management rolesCommon in networking and infrastructure roles

The Jr System Administrator and Network Technician roles share overlapping skills in certifications and work environments but focus on different areas. The Jr System Administrator primarily manages servers and user systems, while the Network Technician specializes in network hardware and connectivity. Both roles are essential in IT infrastructure, but their daily tasks and expertise differ based on their focus areas.

What are popular job titles related to Jr System Administrator jobs in California?

For Jr System Administrator jobs in California, the most frequently searched job titles are:

What job categories do people searching Jr System Administrator jobs in California look for?

The top searched job categories for Jr System Administrator jobs in California are:

What cities in California are hiring for Jr System Administrator jobs?

Cities in California with the most Jr System Administrator job openings:

Jr System Administrator jobs near you
Infographic showing various Jr System Administrator job openings in California as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 16% Part Time, and 5% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $62,415 per year, or $30 per hour.

System Administrator

Fresno, CA • On-site

CFS
See more jobs at CFSexternal

$28 - $32/hr

Full-time

Posted 2 days ago

New

Job description

System Administrator
Direct hire | Onsite | $28-32/hour

We are seeking a System Administrator to support enterprise technology operations, infrastructure, cybersecurity, and AI-driven automation initiatives. This System Administrator role will help maintain a secure, reliable technology environment while identifying opportunities to improve business processes through automation, integrations, and emerging AI technologies.
Ideal System Administrator Candidate A technology professional who combines strong infrastructure and security expertise with a passion for AI, automation, and continuous process improvement.

Key Responsibilities of System Administrator:

  • Support and administer servers, networks, cloud services, enterprise applications, and end-user technology.
  • Monitor system performance, security, availability, upgrades, and maintenance activities.
  • Troubleshoot complex technical issues and serve as an escalation resource for IT support.
  • Design, implement, and maintain AI agents, automation workflows, integrations, and APIs.
  • Identify opportunities to streamline business processes through AI and automation.
  • Support cybersecurity, disaster recovery, access management, and governance initiatives.
  • Collaborate with business stakeholders, vendors, and technology partners on projects and system improvements.
  • Develop documentation, training materials, metrics, and reporting to support technology adoption and performance.

Qualifications of System Administrator:

  • Experience in IT infrastructure, systems administration, networking, cloud technologies, and cybersecurity.
  • Experience with enterprise applications, integrations, automation tools, or ERP platforms.
  • Knowledge of AI technologies, workflow automation, APIs, and agent-based solutions preferred.
  • Strong troubleshooting, analytical, and problem-solving skills.
  • Excellent communication skills with the ability to support both technical and non-technical users.
  • Ability to manage multiple priorities in a fast-paced environment.

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