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Systems Administrator Jobs in Riverside, CA (NOW HIRING)

Air Treatment Corporation

Systems Administrator

Brea, CA · On-site

$85K - $120K/yr

The Systems Administrator is responsible for managing and maintaining our organization's IT infrastructure, ensuring optimal performance, security, and reliability. Duties/Responsibilities: * Install ...

Air Treatment Corporation

Systems Administrator

Brea, CA · On-site

$85K - $120K/yr

The Systems Administrator is responsible for managing and maintaining our organization's IT infrastructure, ensuring optimal performance, security, and reliability. Duties/Responsibilities: • ...

Air Treatment Corporation

Systems Administrator

Brea, CA

$85K - $120K/yr

The Systems Administrator is responsible for managing and maintaining our organization's IT infrastructure, ensuring optimal performance, security, and reliability. Duties/Responsibilities: Install ...

Air Treatment Corporation

Systems Administrator

Brea, CA · On-site

$85K - $120K/yr

The Systems Administrator is responsible for managing and maintaining our organization's IT infrastructure, ensuring optimal performance, security, and reliability. Duties/Responsibilities: * Install ...

Air Treatment Corporation

Systems Administrator

Brea, CA · On-site

$85K - $120K/yr

The Systems Administrator is responsible for managing and maintaining our organization's IT infrastructure, ensuring optimal performance, security, and reliability. Duties/Responsibilities: • ...

Kirkhill Inc.

Systems Administrator

Brea, CA · On-site

$95K - $125K/yr

Systems Administrator - Cloud & Network Infrastructure Position Summary We are seeking a Systems Administrator with strong Azure and networking expertise . Key Responsibilities Cloud Infrastructure

Air Treatment Corporation

Systems Administrator

Brea, CA · On-site

$85K - $120K/yr

The Systems Administrator is responsible for managing and maintaining our organization's IT infrastructure, ensuring optimal performance, security, and reliability. Duties/Responsibilities: • ...

Kirkhill Inc.

Systems Administrator

Brea, CA · Hybrid

Systems Administrator - Cloud & Network Infrastructure Position Summary We are seeking a Systems Administrator with strong Azure and networking expertise . Key Responsibilities Cloud Infrastructure

Kirkhill Inc.

Systems Administrator

Brea, CA · On-site

$95K - $125K/yr

Systems Administrator - Cloud & Network InfrastructurePosition SummaryWe are seeking a Systems Administrator with strong Azure and networking expertise.Key ResponsibilitiesCloud InfrastructureOwn and ...

Robert Half

Systems Administrator

Ontario, CA · On-site

$120K - $123K/yr

We are looking for a Systems Administrator to oversee and enhance a Microsoft Dynamics 365 Finance & Operations environment for a retail organization based in Ontario, California. This role focuses ...

Cystems Logic

Senior Systems Administrator

Irvine, CA · On-site

$92K - $125K/yr

Senior Systems Administrator Location: Irvine, CA - Onsite *Duration: 12+ Months * The Senior Systems Administrator is a senior technical role focused on the successful execution of complex data ...

Gateway Seminary

Network Systems Administrator

Ontario, CA · On-site

$80 - $100/hr

The Network Systems Administrator oversees and administers network design, implementation, organization, and troubleshooting, as well as serving as the primary Systems Administrator for Microsoft AD ...

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All JobsSystems Administrator JobsSystems Administrator Jobs in Riverside, CA

Systems Administrator information

See Riverside, CA salary details

$42.8K

$92.8K

$143.4K

How much do systems administrator jobs pay per year?

As of Sep 3, 2026, the average yearly pay for systems administrator in Riverside, CA is $92,775.00, according to ZipRecruiter salary data. Most workers in this role earn between $73,000.00 and $108,500.00 per year, depending on experience, location, and employer.

What is a systems administrator?

Systems Administrators, often called SysAdmins, are IT professionals responsible for managing, maintaining, and supporting computer systems and networks within an organization. Their duties include installing hardware and software, monitoring system performance, troubleshooting technical issues, and ensuring system security and data integrity. They play a key role in minimizing downtime, performing regular backups, and updating systems to keep an organization's IT infrastructure running smoothly.

What does a systems administrator do?

The primary duties of a system administrator are to install, update, and maintain computer systems while managing user access regimes. As a systems administrator, you have administrative privileges to change settings, install or remove software, and access security functions unavailable to normal users. A systems administrator might oversee multiple machines at once, or even an entire network. You provide technical support to users who are experiencing problems and collaborate with network administrators to ensure the continued performance of the network. As a systems administrator, you determine the level of access a user has to network information and what operations they can perform, limiting users to only what they need to perform their job.

What are the key skills and qualifications needed to thrive as a systems administrator, and why are they important?

To thrive as a Systems Administrator, you need a solid understanding of operating systems, network management, and security protocols, typically supported by a relevant degree or certifications like CompTIA Network+, Microsoft Certified Solutions Associate (MCSA), or Linux+. Familiarity with tools such as Active Directory, virtualization platforms, and configuration management systems is essential. Strong problem-solving abilities, attention to detail, and effective communication skills help you respond quickly to issues and work collaboratively with IT teams. These skills and qualifications are crucial for maintaining system reliability, minimizing downtime, and ensuring secure, efficient IT operations.

What are some typical challenges a systems administrator faces when managing both on-premises and cloud infrastructure?

Systems Administrators often juggle responsibilities across on-premises servers and cloud-based platforms, which can introduce challenges such as ensuring seamless integration, maintaining consistent security policies, and managing access controls. Balancing updates, backups, and monitoring tools across different environments requires strong organizational skills and up-to-date technical knowledge. Effective communication with other IT team members and end users is also crucial for troubleshooting and minimizing downtime.

What is the difference between Systems Administrator vs Network Administrator?

AspectSystems AdministratorNetwork Administrator
CertificationsCompTIA Server+, Microsoft Certified: Windows Server FundamentalsCompTIA Network+, Cisco CCNA
Work EnvironmentManage servers, operating systems, and enterprise applicationsFocus on network infrastructure, routers, switches, and connectivity
Employer & Industry UsageIT departments across various industries, supporting internal systemsOrganizations with complex networks, telecom, and internet service providers

While both roles support IT infrastructure, Systems Administrators primarily manage servers and software systems, whereas Network Administrators focus on network hardware and connectivity. Understanding these differences helps in choosing the right career path or job focus within IT.

More about Systems Administrator jobs

What are the most commonly searched types of Systems Administrator jobs in Riverside, CA?

The most popular types of Systems Administrator jobs in Riverside, CA are:

What are popular job titles related to Systems Administrator jobs in Riverside, CA?

For Systems Administrator jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Systems Administrator jobs in Riverside, CA look for?

The top searched job categories for Systems Administrator jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Systems Administrator jobs?

Cities near Riverside, CA with the most Systems Administrator job openings:

Systems Administrator jobs near you
Infographic showing various Systems Administrator job openings in Riverside, CA as of August 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 100% In-person job distribution, with an average salary of $92,775 per year, or $44.6 per hour.

SYSTEMS ADMINISTRATOR

SOUTH COAST COMMUNITY SERVICES

Colton, CA • Hybrid

$90K - $110K/yr

Full-time

Re-posted 11 days ago

Job description

Description

Position Summary:


The IT System Administrator is responsible for implementing new software solutions that enhance organizational productivity, and efficiency using the latest technology and automation. System Administrator plays a critical role in maintaining, and improving the organization's IT infrastructure to ensure secure, reliable, and efficient operations. The System Administrator provides level two escalation for sophisticated issues level one support techs are not able to handle.


Essential Duties & Responsibilities

Support IT project management with hands on system integrations and technical skills, including experience with API     integration and HL7 integrations.

Support IT project management, including deployments, migrations, for various software.

Perform SQL queries and use automation to create Tableau reports.

Administer, monitor, and maintain servers, networks, and system infrastructure.

Install, configure, and maintain software, SCCS applications, servers, firewalls.

Troubleshoot system and network issues, providing timely resolution to minimize downtime.

Assist with backups, disaster recovery plans, and data restoration.

Monitor network performance, identify issues, and optimize system efficiency.

Configure and manage VPNs for all branch offices including connection to datacenter.


Working Conditions

May require occasional evening or weekend work during upgrades or critical incidents.

Ability to lift up to 30 lbs. and handle hardware as needed.

Hybrid or on-site work schedule depending on organizational needs.



Requirements

Required Skills & Qualifications

Master's degree in Information Technology, Computer Science, or equivalent experience.

Minimum of 5 - 10 years of experience in systems administration or similar IT role.

Experience with creating SQL queries.

Strong understanding of Windows Server, Microsoft 365, Exchange, Intune, Sharepoint.

Experience with firewalls, networking (LAN/WAN), VPN, and switch configuration.

Proficiency with Microsoft operating systems, enterprise antivirus, and cloud-based tools.

Knowledge of cybersecurity best practices, including encryption, access control, and incident response.

Ability to troubleshoot and resolve hardware, software, and network issues efficiently.

Strong organizational and documentation skills.

Excellent communication and customer service skills.


Preferred Experience

Integrations involving, or to/from the following:

oNetsuite 

omyEvolv or other Electronic Medical Records software

oSalesforce

oTableau

oMulesoftt

oPaylocity

Experience using:

oHyperV

oVMWare

oSalesforce

oMyEvolv, or other EHR/EMR systems

oTableau

Preferred Certifications:

o      CompTIA A+, Network+, Security+, 

oMuleSoft Certified Integration Architect

Integration protocols and technologies:

oHL7

oFHIR

oAPI


Core Competencies

Technical Expertise: Demonstrates strong problem-solving and diagnostic abilities.

Security Awareness: Applies cybersecurity practices to protect organizational data.

Communication: Explains technical concepts clearly to non-technical users.

Accountability: Ensures timely completion of tasks and maintains system reliability.

Adaptability: Responds effectively to changing technology needs and priorities.


PHYSICAL REQUIREMENTS:

  • Ability to drive a motor vehicle without restrictions, often in heavy traffic and frequently long distances (one hour or more).
  • Senses of vision, hearing and smell sufficient to regularly operate a motor vehicle, to visualize threats in the environment and operate safely. 
  • Required to lift up to 30 pounds.
  • Regularly required to sit, stand, climb stairs (1 or more flights) and walk. 
  • Regularly required to sit and use computer in office or home settings.
  • Hybrid or on-site work schedule depending on organization al needs.
  • May require occasional evening or weekend work during upgrades or critical Incidents.


EOE, INCLUDING DISABILITY/VETS

We are an equal opportunity employer and consider all qualified applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, ancestry, age, disability, medical condition, genetic information, marital status, veteran status, or any other protected characteristic under California law.




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