Senior IT Support Specialist Jobs in California

Senior IT Support Specialist jobs in California are among the most active in the country, concentrated in technology, healthcare, finance, and government sectors, with demand at every level from tier-two technician through senior systems administrator. The largest hiring markets are the San Francisco Bay Area, Los Angeles, and San Diego, where employers such as Kaiser Permanente, Apple, and Northrop Grumman maintain substantial IT operations. Cloud administration, endpoint security, and enterprise network support are the most consistently sought specializations across the state. Find a role that fits below and apply directly.

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Overview

Open roles8+
Top employerApptronik
Top cityBrea, CA
Cities hiring8
Work type88% On-site
Top industryManufacturing

Showing 5 of 8+ Senior IT Support Specialist jobs

Apptronik
Senior IT Support Specialist
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Apptronik
Added 1mo ago
Senior IT Support Specialist
Apptronik
Mountain View, California
IT Support & Systems Administration
Technical Product & Program Management
IT Support
Systems Administration
On-Site
Bachelor's
11-50

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Chan Zuckerberg Initiative
Senior IT Support Specialist
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Chan Zuckerberg Initiative
Added 1mo ago
Senior IT Support Specialist
Chan Zuckerberg Initiative
Redwood City, California
IT Support & Systems Administration
Technical Product & Program Management
Customer Service & Support
IT Support
Technical Program Management
Customer Support
$138k - $189k/yr
On-Site
None
501-1,000

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Cepheid
Sr. IT Client Services Support Specialist
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Cepheid
Added 1w ago
Sr. IT Client Services Support Specialist
Cepheid
Lodi, California
IT Support & Systems Administration
Technical Product & Program Management
Customer Service & Support
IT Support
$33 - $38/hr
On-Site
None
5,001-10,000

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County of San Mateo
IS Client Systems Specialist - Senior
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County of San Mateo
Added 1w ago
IS Client Systems Specialist - Senior
County of San Mateo
San Mateo, California
IT Support & Systems Administration
Technical Product & Program Management
Customer Service & Support
Project & Program Management
IT Support
Technical Program Management
Customer Support
Project Management
$139k - $174k/yr
On-Site
Bachelor's
5,001-10,000

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ImmunityBio
Senior IT GXP Systems Specialist
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ImmunityBio
Added 1mo ago
Senior IT GXP Systems Specialist
ImmunityBio
El Segundo, California
IT Support & Systems Administration
Compliance & Legal
IT Support
Systems Administration
Compliance & Risk
$54 - $60/hr
On-Site
Bachelor's
201-500

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See All 8 Senior IT Support Specialist Jobs in California

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Senior IT Support Specialist Jobs by City in California

Where California roles are concentrated, by current openings.

Brea
1 jobs
El Segundo
1 jobs
Lodi
1 jobs
Mountain View
1 jobs
Redwood City
1 jobs
San Diego
1 jobs
San Francisco
1 jobs
San Mateo
1 jobs

Senior IT Support Specialist Job Market in California

A snapshot from current California openings, updated as new roles post.

Who's Hiring

  • Apptronik
    Apptronik1
  • Cepheid
    Cepheid1
  • Chan Zuckerberg Initiative
    Chan Zuckerberg Initiative1
  • Cooley LLP
    Cooley LLP1
  • County of San Mateo
    County of San Mateo1

Top Industries Hiring

  • Manufacturing2
  • Banking & Financial Services1
  • Biotechnology & Pharmaceuticals1
  • Education1
  • Law & Legal Services1

What California Employers Look For

The qualifications that appear most often in senior IT support specialist jobs across California.

  • Five or more years of hands-on IT support experience in an enterprise environment
  • CompTIA A+, Network+, or Security+ certification strongly preferred by California employers
  • Proven experience with Active Directory, Microsoft 365, and enterprise ticketing systems
  • Ability to support and troubleshoot macOS and Windows endpoints in mixed environments
  • Experience mentoring junior technicians and leading escalations across support tiers
  • Familiarity with ITIL frameworks and IT service management best practices

Senior IT Support Specialist Jobs in California: Frequently Asked Questions

How do you become a senior it support specialist in California?

Most California employers expect a combination of a bachelor's degree in information technology, computer science, or a related field alongside several years of progressive IT support experience. California does not require a state-issued license for this role, but industry certifications such as CompTIA Security+, Microsoft Certified Professional, or HDI Support Center Analyst carry real weight with hiring managers. Building experience at the helpdesk and tier-two support levels, then taking on project lead or mentorship responsibilities, is the standard path to senior-level roles.

How much do senior IT support specialists make in California?

Senior IT support specialists in California earn a median of about $79,570 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $52,270 for the lowest 10% to over $122,750 for the top 10%. Pay rises with experience, specialty, and employer.

Which companies hire senior it support specialists in California?

Employers hiring senior it support specialists in California right now include Apptronik, Cepheid, and Chan Zuckerberg Initiative, based on current listings on Migrate Mate as of June 2026. California's dense concentration of technology firms, large health systems, and defense contractors means steady, year-round demand for experienced IT support professionals.

Which California cities have the most senior it support specialist jobs?

Brea, El Segundo, and Lodi have the most senior it support specialist openings in California. The Bay Area's concentration of major technology headquarters drives the largest share of postings, while Los Angeles generates demand across entertainment, healthcare, and aerospace, and San Diego's military installations and biotech sector sustain a reliable base of IT support roles.

Are there remote senior it support specialist jobs in California?

Yes, but they're less common than in purely desk-based roles because senior IT support often requires hands-on hardware work, on-site infrastructure access, and in-person escalation coverage. About 13% of senior it support specialist openings tied to California are remote or hybrid as of June 2026, and those tend to center on tier-three troubleshooting, IT project coordination, and systems administration tasks that can be handled entirely through remote access tools.

How can I get hired as a senior it support specialist in California with little or no experience?

The most realistic entry path is starting in a helpdesk or IT technician role at a large California employer and building toward senior-level responsibilities over time. Kaiser Permanente, UC system campuses, and California county government agencies regularly hire entry-level IT support staff and promote from within. Earning a CompTIA A+ or Google IT Support Certificate before applying gives candidates a measurable edge, and moving from a named adjacent role such as desktop support analyst or field technician is one of the most common lateral paths into this career track.

Where can I find and apply to senior it support specialist jobs in California?

You can find and apply to senior it support specialist jobs in California on Migrate Mate, which lists current California openings updated regularly. Search the listings to see roles by city and employer, find the ones that fit your experience and specialization, and apply directly.

See All 8 Senior IT Support Specialist Jobs in California

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