Welcome and thank you for your interest in the Communications Operator exam. Please click on the link below for the official exam announcement to review the scope of the exam, minimum qualifications, and other important exam information.

Official Exam Bulletin

Step 1. Apply using your CalCareers account to Exam Code: EX – 3290.

Or, submit your Examination Application (STD 678), either by mail or in person, to one address listed below.

Click here for a fillable version of the Examination Application (STD 678).

Step 2. Certify that you have submitted your STD 678.

Step 3. Proceed to the examination and submit for processing upon completion.

The preferred method to apply is through CalCareers.


Electronic signatures are acceptable.

Indicate the Classification in the “Examination(s) or Job Title for Which You Are Applying” field on your Examination/Employment Application (STD 678).
You may apply by mail or in person to:

Department of State Hospitals – Sacramento
Attn: Selection Services Unit MS-14
1215 O Street
Sacramento, CA 95814

If you need assistance or have any questions regarding the online examination process, please contact:

Department of State Hospitals - Selection Services Unit
Monday through Friday, 8am to 5pm (excluding State Holidays)
(916) 651-8832
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