There are various opportunities for travel medical assistant jobs in California. You can search for these positions on job boards, such as Indeed, ZipRecruiter, or Glassdoor. Some of the popular travel medical assistant jobs in California include:

1. Medical Assistant - Travel (Per Diem) - Maxim Healthcare Services
2. Travel Medical Assistant - SpringBoard Healthcare
3. Certified Medical Assistant - Travel - Maxim Healthcare Services
4. Traveling Medical Assistant - Allied Health Group
5. Medical Assistant - Travel Contract - Supplemental Health Care
6. Travel Medical Assistant - Healthcare Support
7. Medical Assistant - Traveler - LRS Healthcare
8. Traveling Medical Assistant - MAS Medical Staffing

These jobs may require different levels of experience and qualifications, so make sure to read the job descriptions carefully. Additionally, you may want to consider working with a staffing agency that specializes in healthcare placements to help you find the right travel medical assistant job in California.