Radiation Therapy Technologist Jobs in California

Radiation Therapy Technologist jobs in California are among the most active in the country, concentrated in oncology centers, hospital-based cancer programs, and outpatient radiation clinics across a large and growing patient population. Los Angeles, San Francisco, and San Diego account for the heaviest hiring, with established systems like Kaiser Permanente, Cedars-Sinai Medical Center, and UC San Diego Health maintaining consistent demand. The most sought-after specialties in California are stereotactic radiosurgery, intensity-modulated radiation therapy, and image-guided radiation therapy. See the openings below and apply to the ones that match your experience.

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Overview

Open roles9
Top employerUC Irvine Health
Top cityOrange, CA
Cities hiring7
Work type100% On-site
Top industryEducation

Showing 5 of 9+ Radiation Therapy Technologist jobs

Healthforce
Travel Radiation Therapist Radiation Therapy Tech Job
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Healthforce
Added 3d ago
Travel Radiation Therapist Radiation Therapy Tech Job
Healthforce
Greenbrae, California
Healthcare Administration
Mental & Behavioral Health
Social Work & Counseling
$2,867 - $3,015/yr
BLS Certification

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Providence
Radiation Therapy Assistant - Radiation Oncology
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Providence
Added 2w ago
Radiation Therapy Assistant - Radiation Oncology
Providence
Eureka, California
Allied Health
Healthcare Administration
Patient Services & Wellbeing
$25.15 - $29.55/hr
On-Site
10,000+

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CommonSpirit Health
Radiation Therapy Technologist
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CommonSpirit Health
Added 2w ago
Radiation Therapy Technologist
CommonSpirit Health
Northridge, California
Allied Health
Clinical Support
Healthcare Administration
$72.3 - $85.17/hr
BLS Certification

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Siemens Healthineers
Validation Specialist (Radiation Therapy) ** Onsite - Palo Alto**
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Siemens Healthineers
Added 1mo ago
Validation Specialist (Radiation Therapy) ** Onsite - Palo Alto**
Siemens Healthineers
Palo Alto, California
Clinical Support
Healthcare Administration
Medical Specialists
$116k - $159k/yr
On-Site
Bachelor of Science
10,000+

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UC Irvine Health
Radiation Therapy Tech - Radiation Oncology - FT Days
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UC Irvine Health
Added 2mo ago
Radiation Therapy Tech - Radiation Oncology - FT Days
UC Irvine Health
Orange, California
Biotech & Life Sciences
Clinical Support
Healthcare Administration
$60 - $75/hr
BLS Certification
1,001-5,000

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See All 9 Radiation Therapy Technologist Jobs in California

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Radiation Therapy Technologist Jobs by City in California

Where California roles are concentrated, by current openings.

Orange
2 jobs
Palo Alto
2 jobs
Eureka
1 job
Ontario
1 job
Greenbrae
1 job
Long Beach
1 job
Northridge
1 job

Radiation Therapy Technologist Job Market in California

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

Who's Hiring

UC Irvine Health
UC Irvine Health2 open roles
Providence
Providence1 open role
Healthforce
Healthforce1 open role

Top Industries Hiring

  • Education

What California Employers Look For

The qualifications that appear most often in radiation therapy technologist jobs across California.

  • Active California radiation therapist license issued by the California Department of Public Health
  • ARRT certification in radiation therapy required by most California employers
  • Associate or bachelor's degree in radiation therapy from an accredited program
  • Clinical experience with linear accelerator operation and treatment planning systems
  • Proficiency with electronic health records and oncology information systems such as ARIA
  • Current CPR and Basic Life Support certification maintained throughout employment

Radiation Therapy Technologist Jobs in California: Frequently Asked Questions

How do you become a radiation therapy technologist in California?

You must hold a valid California radiation therapist license issued by the California Department of Public Health Radiologic Health Branch. To qualify, you need to complete an accredited radiation therapy program, which is typically an associate or bachelor's degree, and pass the American Registry of Radiologic Technologists certification exam in radiation therapy. California does not grant reciprocity automatically, so out-of-state applicants must apply directly to the state licensing board.

Which companies hire radiation therapy technologists in California?

Companies currently hiring radiation therapy technologists in California include UC Irvine Health, Providence, and Healthforce, per current listings on Migrate Mate as of July 2026. California's large integrated health systems and university medical centers tend to have the most consistent openings across the state.

Which California cities have the most radiation therapy technologist jobs?

Orange, Palo Alto, and Eureka have the most radiation therapy technologist openings in California. Los Angeles dominates because of its sheer volume of major hospital systems and dedicated cancer centers, while San Francisco and San Diego benefit from large academic medical centers and research-affiliated oncology programs that sustain steady hiring throughout the year.

Are there remote radiation therapy technologist jobs in California?

Yes, but they're rare. Radiation therapy technologists operate linear accelerators and deliver hands-on patient treatment, which requires an in-person clinical setting by nature. About 0% of radiation therapy technologist openings tied to California are remote or hybrid as of July 2026, and those roles are almost entirely limited to treatment planning review, dosimetry support, or administrative functions rather than direct patient care.

How can I get hired as a radiation therapy technologist in California with little or no experience?

The most realistic entry path is applying to new-graduate positions at large California health systems that hire directly from accredited programs, including Kaiser Permanente and UC Health campuses, which periodically run oncology department onboarding cohorts for new therapists. Completing a clinical rotation at a California facility strengthens your application considerably. Candidates who hold their California Radiologic Health Branch license and ARRT certification before applying have a clear advantage over those still pending credentialing.

Where can I find and apply to radiation therapy technologist jobs in California?

You can find and apply to radiation therapy technologist jobs in California on Migrate Mate, which lists current California openings updated on an ongoing basis. Search the listings to find roles that match your experience level and preferred location, then apply directly to the ones that fit.

See All 9 Radiation Therapy Technologist Jobs in California

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