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Senior System Administrator Jobs in Riverside, CA

In-N-Out Burger

Microsoft 365 Administrator I

Irvine, CA · On-site

$38 - $41/hr

Monitor system health and resolve basic Microsoft 365 incidents * Provide support for Microsoft 365 ... Work with the Product Owner and senior admins to test and deploy new features * Oversee Microsoft ...

In-N-Out Burgers

Microsoft 365 Administrator I

Irvine, CA · On-site

$38 - $41/hr

Monitor system health and resolve basic Microsoft 365 incidents * Provide support for Microsoft 365 ... Work with the Product Owner and senior admins to test and deploy new features * Oversee Microsoft ...

Bowhead

Red Hat Certified Engineer (RHCE)

Corona, CA · On-site

$200K - $240K/yr

The Senior Linux & OpenShift Systems Administrator reports to the Program Manager or IT Lead. Other duties as assigned. Qualifications Bachelor's degree in Computer Science, Information Technology or ...

IT MINDS L.L.C.

ServiceNow Senior Manager

Irvine, CA · On-site

ServiceNow Senior Manager Irvine, CA (Onsite/Hybrid) Long-Term Contract We are assisting a client ... Certified System Administrator (CSA), Certified Implementation Specialist (CIS), Certified ...

Cystems Logic

Sr. Middleware Administrator

Irvine, CA · On-site

$56.25 - $74/hr

Hi Good Morning, Job Title: Sr. Middleware Administrator Location: Irving, CA (onsite) Who We're ... keep business-critical systems stable during high-pressure migration windows. You thrive in ...

Bowhead

Red Hat Certified Engineer (RHCE)

Corona, CA · On-site

$200K - $240K/yr

... Senior Linux & OpenShift Systems Administrator reports to the Program Manager or IT Lead. • Other duties as assigned. Qualifications • Bachelor's degree in Computer Science, Information ...

Belcan

Senior Contracts Administrator

Irvine, CA

$105K - $115K/yr

Job Title: Senior Contracts Administrator Pay Rate: $105k to $115k, depending on experience ... Proposals that include engineering design and system hardware) and other specialized assignments.

Axos Bank

Sr. Database Administrator

Irvine, CA · On-site +1

$120K - $145K/yr

Administer, monitor and maintain SQL Server databases * Perform performance tuning, query ... The E-Verify program is an internet-based employment eligibility verification system operated by ...

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Showing results 41-60

All JobsSystem Administrator JobsSenior System Administrator JobsSenior System Administrator Jobs in Riverside, CA

Senior System Administrator information

See Riverside, CA salary details

$51.1K

$106.7K

$149.7K

How much do senior system administrator jobs pay per year?

As of Sep 4, 2026, the average yearly pay for senior system administrator in Riverside, CA is $106,653.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,700.00 and $121,500.00 per year, depending on experience, location, and employer.

What does a senior system administrator do?

A Senior System Administrator is responsible for managing, maintaining, and securing an organization's IT infrastructure, including servers, networks, and related systems. They oversee the installation and configuration of hardware and software, troubleshoot complex technical issues, and ensure the reliability and performance of IT services. Senior System Administrators also implement security policies, perform regular system updates, and may supervise junior IT staff. Their expertise is essential for minimizing system downtime and protecting data integrity.

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

To thrive as a Senior System Administrator, you need in-depth knowledge of operating systems, networking, security protocols, and significant experience managing IT infrastructure, usually backed by a degree in computer science or related certifications (such as CompTIA, Microsoft, or Cisco). Expertise with tools like VMware, Active Directory, PowerShell, and cloud platforms (AWS, Azure) is typically required. Strong problem-solving skills, attention to detail, and effective communication are crucial soft skills for this role. These abilities ensure reliable system performance, minimize downtime, and support the technology needs of an organization.

What are some common challenges a senior system administrator may encounter when managing hybrid cloud environments?

Senior System Administrators often face challenges balancing on-premises infrastructure with cloud-based resources, which can include ensuring consistent security policies, managing data synchronization, and monitoring system performance across multiple platforms. They must also stay updated on evolving technologies and compliance requirements, as well as collaborate closely with development, security, and networking teams. Addressing these complexities requires strong problem-solving skills, robust documentation practices, and a proactive approach to both troubleshooting and automation.

What is the difference between Senior System Administrator vs Network Administrator?

AspectSenior System AdministratorNetwork Administrator
CertificationsCompTIA Server+, Microsoft Certified: Windows Server, Cisco CCNACompTIA Network+, Cisco CCNA, Cisco CCNP
Work EnvironmentData centers, enterprise IT environments, server managementNetwork infrastructure, routing, switching, network security
ResponsibilitiesServer deployment, maintenance, troubleshooting, system upgradesNetwork setup, monitoring, troubleshooting, security management

While both roles require networking and system knowledge, Senior System Administrators focus on server and system management, whereas Network Administrators specialize in network infrastructure. Both roles are essential in enterprise IT, often collaborating to ensure seamless technology operations.

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

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

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

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

Senior System Administrator jobs near you
Infographic showing various Senior System Administrator job openings in Riverside, CA as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 14% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $106,653 per year, or $51.3 per hour.

Microsoft 365 Administrator I

In-N-Out Burger

Irvine, CA • On-site

$38 - $41/hr

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 6 days ago

In-N-Out Burger rating

8.7

Company rating: 8.7 out of 10

Based on 540 frontline employees who took The Breakroom Quiz

1st of 107 rated fast food restaurants

Job description

Name:
Microsoft 365 Administrator I
Location: Irvine, CA
Work Type:
Full-time
Department:
Information Technology
Description & Requirements
Come join the IT family at In-N-Out Burger!
In-N-Out Burger has an excellent opportunity for a full-time Microsoft 365 Administrator in the Information Technology (IT) department, based in the Irvine, CA office. Reporting to the Cloud Applications Supervisor, the Microsoft 365 Administrator supports the department's strategic goals by ensuring the operational stability, availability, and security of Microsoft 365 services, which are mission-critical to digital collaboration, productivity, and secure information exchange.
General Responsibilities:
  • Manage Microsoft 365 user provisioning, access control, and configuration changes
  • Assist in the administration of the Microsoft 365 app suite, including but not limited to Teams, Copilot, SharePoint, and OneDrive
  • Monitor system health and resolve basic Microsoft 365 incidents
  • Provide support for Microsoft 365-related issues, escalating when necessary
  • Supporting automation efforts using tools like PowerShell and Power Automate
  • Maintain a highly secure system through proper configuration and system access monitoring
  • Follow established governance frameworks and security standards
  • Work with the Product Owner and senior admins to test and deploy new features
  • Oversee Microsoft 365 roadmap and highlight releases that could impact business operations
  • Bring forward recommendations to enhance user experience, reduce costs, and improve reliability
  • Provide Microsoft 365 support and end-user training, training plans, and documentation

Work Schedule + Benefits
  • Full-time, Hourly Non-Exempt
  • Pay Range: $38.00-$41.00 per hour
  • The above represents the expected salary range for this job requisition. Ultimately, in determining your pay, we'll consider your experience and other job-related factors.
  • Office hours in Irvine, CA: M-F, 8:00 am - 5:00 pm
  • Excellent Benefits, to include Medical, Dental, Vision, Life Insurance, FSA's, 401(k)/Profit Sharing Plan, Adoption Assistance, Education Reimbursement, Supplemental Health Plans and Pet Insurance

Qualifications for INO associates:
  • In-N-Out Burger Store experience: Must be a Level 4 or higher
  • In-N-Out Burger Arrow (Support) experience: 1+ year experience in an Arrow position preferred

Qualifications:
  • Associate's degree or higher in Computer Science, Information Systems or related field preferred
  • Certifications preferred, one or more of these:
    • Cloud Essentials
    • Microsoft Fundamentals
    • Microsoft 365 Certified: Administrator Expert (MS-102)
  • Minimum 1+ year experience of utilizing Microsoft 365 applications
  • Minimum 1+ year experience of using an IT ticketing system to intake, track, and manage support requests
  • Minimum 1+ year experience troubleshooting Microsoft 365 issues and implementing solutions
  • Familiarity with cloud computing, AI functionality, network concepts, and security principles
  • Strong ability to solve problems and provide excellent customer service to all users and partners
  • Excellent communication, documentation, planning, and organizational skills
  • Positive attitude and eager to streamline and improve process and workflows
  • Highly motivated with strong interpersonal and communication skills and the ability to work as part of a team
  • Perform administration responsibilities at appropriate times, available for maintenance or upgrades at non-standard work hours

Additional Preferred Skills:
  • Experience in Project Management and Vendor management
  • Experience in facilitating meetings in-person and virtually
  • Experience in utilizing AI tools like Copilot, ChatGPT, Claude, etc.
  • Experience with using PowerShell or other IT Automation

Work Location Details
In-N-Out Burger plans to bring its west coast headquarters team back together under one roof by the end of 2029. After maintaining two Southern California office locations for many years, the company will permanently close its Irvine office in 2029 and once again headquarter the company's western territory solely in Baldwin Park, California, where the company was founded in 1948.
Newly hired Associates in Irvine will be eligible to participate in the group move to Tennessee with relocation assistance or work from our western headquarters in Baldwin Park, CA, upon its opening in 2029. We are sharing this information early so candidates can make informed decisions while considering a career with In-N-Out Burger.
ABOUT In-N-Out Burgers
In-N-Out Burger was founded in 1948 by Harry and Esther Snyder in Baldwin Park, California, and remains privately owned and operated. Under the direction of the Snyder family, the company has opened restaurants throughout California, Nevada, Arizona, Utah, Texas, Oregon, Colorado, Washington, Idaho, and Tennessee. In-N-Out Burger's menu has remained the same since 1948, and we have maintained a simple philosophy - serve only the highest quality product, prepare it in a clean and sparkling environment, and serve it in a warm and friendly manner. We have built a reputation for fresh, made-to-order foods prepared and served by friendly, well trained Associates. In-N-Out Burger offers a competitive salary and comprehensive benefit package. We are an Equal Opportunity Employer by choice. Should there be a need, In-N-Out Burger will provide a reasonable accommodation to complete the interview process upon request.

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