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Junior System Admin Jobs in Riverside, CA (NOW HIRING)

JBA International

Senior Systems Engineer, IT

Irvine, CA · On-site

$112K - $153K/yr

Mentor and coach junior system administrators and engineers, fostering skill development and knowledge sharing. * Own system documentation, process improvements, and adherence to IT best practices.

JBA International

Senior Systems Engineer, IT

Irvine, CA · Hybrid

$112K - $153K/yr

Mentor and coach junior system administrators and engineers, fostering skill development and knowledge sharing. * Own system documentation, process improvements, and adherence to IT best practices.

Chroma Systems Solutions Inc

Jr. Buyer

Foothill Ranch, CA · On-site

$20 - $24/hr

About the Organization Chroma Systems Solutions, Inc. is a leading designer and manufacturer of ... Will also be responsible for Front Desk Admin duties including but not limited to answering and ...

Chroma Systems Solutions Inc

Jr. Buyer

Lake Forest, CA

$20 - $24/hr

Will also be responsible for Front Desk Admin duties including but not limited to answering and ... MAS 100 (ERP Systems) experience a plus but general ERP experience preferred * 1+ years buyer ...

Bowhead

Linux SME

Corona, CA

Provide mentorship and technical leadership to junior Linux and container platform administrators. Provide technical briefings and system status updates to program leadership and government ...

ITT

Senior SAP Basis Administrator

Irvine, CA · On-site

... systems, processes, and people. As an SAP Basis Administrator , you will play a pivotal role in supporting the SAP landscape. The Junior SAP BASIS Administrator will execute SAP technical operations ...

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All JobsJunior System Admin JobsJunior System Admin Jobs in Riverside, CA

Junior System Admin information

See Riverside, CA salary details

$34.4K

$66K

$89.7K

How much do junior system admin jobs pay per year?

As of Jun 26, 2026, the average yearly pay for junior system admin in Riverside, CA is $65,980.00, according to ZipRecruiter salary data. Most workers in this role earn between $54,800.00 and $76,200.00 per year, depending on experience, location, and employer.

What are Junior System Admins?

Junior System Admins, also known as junior system administrators, are entry-level IT professionals responsible for supporting and maintaining an organization’s computer systems and networks. They assist in installing, configuring, and troubleshooting hardware and software, monitoring system performance, and ensuring security protocols are followed. Typically, they work under the supervision of senior system administrators and help with tasks such as user account management, backups, and routine system updates. This role is ideal for those starting their careers in IT and looking to gain hands-on experience in system administration.

What is the difference between Junior System Admin vs Network Technician?

AspectJunior System AdminNetwork Technician
CertificationsCompTIA A+, Network+; Microsoft CertifiedCompTIA Network+, Cisco CCNA
Work EnvironmentIT departments, data centers, cloud environmentsNetwork infrastructure, cabling, hardware setup
Employer & Industry UsageTech companies, enterprises, managed service providersTelecommunications, ISPs, large organizations

While both roles support IT infrastructure, a Junior System Admin manages servers, operating systems, and overall system health, whereas a Network Technician focuses on network hardware, connectivity, and network troubleshooting. The roles often overlap but differ mainly in their technical focus and daily tasks.

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

To thrive as a Junior System Admin, you need a foundational understanding of operating systems, networking concepts, and troubleshooting, typically supported by a degree in IT or related certifications like CompTIA A+ or Network+. Familiarity with system administration tools such as Active Directory, ticketing systems, and basic scripting languages is commonly required. Attention to detail, problem-solving abilities, and effective communication are essential soft skills for this role. These competencies ensure smooth IT operations, quick issue resolution, and strong support for end-users and teams.

What are some common challenges faced by Junior System Admins, and how can they effectively address them?

Junior System Admins often encounter challenges such as troubleshooting unfamiliar technical issues, managing multiple support requests simultaneously, and adapting to evolving IT environments. To address these, it's helpful to prioritize clear communication with team members, document solutions for recurring problems, and stay proactive about learning new tools or technologies. Building strong relationships with senior admins and other IT staff can also provide valuable guidance and support as you develop your expertise.
What are the most commonly searched types of System Admin jobs in Riverside, CA? The most popular types of System Admin jobs in Riverside, CA are:
What are popular job titles related to Junior System Admin jobs in Riverside, CA? For Junior System Admin jobs in Riverside, CA, the most frequently searched job titles are:
What job categories do people searching Junior System Admin jobs in Riverside, CA look for? The top searched job categories for Junior System Admin jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Junior System Admin jobs? Cities near Riverside, CA with the most Junior System Admin job openings:
Junior System Admin jobs near you
Infographic showing various Junior System Admin job openings in Riverside, CA as of June 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $65,980 per year, or $31.7 per hour.
Junior System Administrator

Junior System Administrator

DT Professional Services

Norco, CA • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 5 days ago

Job description

Job Summary:
DT Pro is seeking a Junior System Administrator to support our NSWC team in Corona, CA! You will be responsible for providing technical support and assistance to our employees and clients, ensuring the smooth operation of computer systems, networks, and software. The ideal candidate will have a strong background in IT support, excellent problem-solving skills, and a commitment to delivering high-quality service. There is an estimated 10%+ travel per year aboard U.S. Navy ships.
Responsibilities:
  • Provide technical support for hardware, software, and network issues.
  • Install, configure, and maintain computer systems and peripherals.
  • Troubleshoot and resolve technical problems in a timely and efficient manner.
  • Perform regular maintenance and updates on IT equipment and software.
  • Assist in the setup and deployment of new hardware and software.
  • Manage user accounts, permissions, and access controls Monitor system performance and ensure optimal operation.
  • Document and track support requests and resolutions using a ticketing system.
  • Provide training and guidance to end-users on IT best practices and tools.
  • Collaborate with other IT team members to develop and implement IT policies and procedures.
  • Stay current with emerging technologies and industry trends to provide innovative solutions.
  • Strong interpersonal and communication skills.
  • Support routine STIG hardening and compliance efforts for systems, software, and applications.
  • Perform routine network scans across Windows systems and network devices.
  • Conduct patching of network vulnerabilities.
  • Upload clean scan results quarterly to security center.
  • Ensure Nessus plugins and software is up to date.
  • Monitor & detect network traffic, system logs, and applications for threat detection.
  • Upload CMRS results to high side for visibility.
  • Support incident response activities and system issue resolution.
  • Manage and analyze Splunk data and oversee dashboards analysis.
  • Manage Tanium, Nessus, and Splunk for both classified and unclassified cyber security.
Minimum Requirements:
  • Active Secret Clearance.
  • 2+ years of experience in IT support or a similar technical role.
  • CompTIA Security+ certification (required before hire).
  • Knowledge of cybersecurity principles, including system hardening, STIG compliance, vulnerability remediation, and incident response support.
  • Proficiency in Windows Server 2019, Windows 11, and Linux operating systems.
  • Strong understanding of networking protocols and troubleshooting techniques.
  • Experience with Microsoft Office 365, Active Directory, and common business applications.
  • Excellent problem-solving and analytical skills.
  • Strong communication and interpersonal skills; ability to explain technical procedures clearly
  • Ability to work independently and collaboratively within a team environment.
  • Ability to travel 35%+ annually (trips may last 1–4 weeks).
  • Ability to lift up to 35 lbs and perform physical tasks such as climbing ladders, kneeling, or maneuvering in confined spaces.
Preferred Qualifications:
  • Associate’s or Bachelor’s degree in Information Technology, Computer Science, or a related field
  • 2+ years of database, network administration, or system administration experience.
  • Experience with virtualization technologies such as VMware or Hyper-V.
  • Familiarity with cloud services such as AWS or Azure.
  • Ability to script and automate tasks using PowerShell or similar tools.
  • Additional certifications such as CompTIA A+, Network+, etc.

The compensation range for this position: $35.00 - $38.00 hourly
 

More about DT Professional Services:

We’re looking for driven individuals to contribute to our talented & innovative team! At DT Professional Services, we offer insurance benefits that include medical, dental, and vision coverage, life insurance, long & short-term disability, 401(k) retirement plans (with employer match), tuition & certificate reimbursement, along with paid time off (vacation/sick/holidays). We are happy to to offer growth opportunities for you to grow in your career - your success is our success!

DT Professional Services is a HUBZone certified Small Business; highly experienced in building award-winning custom software solutions. Established in 2013, we bring over a decade of experience delivering technology services and solutions that specialize in web & custom application development, project & program management, mobile & cloud computing services.

Our Mission is to provide cutting-edge, customer-oriented technology solutions that maximize value, drive engagement, and empower your business. We do this by employing talented & driven individuals who share the same goals and excitement for the work we do. DT Professional Services believes in fostering collaboration, career growth and building lasting relationships with our employees. 

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