Work4CA: Start Your State Career
The first review of applications will take place on November 15, 2025, and on the 15th each month thereafter.
Please Note: All information provided on the STD 678 application is subject to verification at any time during the recruitment process, hiring process, and even after employment has been offered or begun. Incomplete or vague information may delay the review process or impact your eligibility.
To ensure your application is complete and accurately reflects your qualifications, please make sure to include the following:
Detailed Duties: For each position listed, clearly describe the specific duties you performed.
Specific Dates: Provide the exact start and end dates (month/day/year) for each job.
Hours Worked: Indicate the number of hours worked per week for each position, including part-time work.
While not required, a resume is strongly encouraged to provide additional details about your skills and experience. Resumes will not replace the required STD 678 Employment Application.
This is an exciting, opportunity to join our team at the California Science Center (CSC), a world-class science museum, that develops and features award-winning exhibits and internationally renowned education programs. The Science Center's workforce includes executive, managerial, supervisory, and administrative classifications, however, rank and file facility maintenance and skilled trades represent approximately fifty-one percent (51%) of its civil service workforce. We're seeking a Custodian to join our team. We actively cultivate an inclusive atmosphere that embraces individuals from diverse backgrounds, cultures, and life journeys, empowering them to excel and flourish. We enthusiastically welcome your distinctive contributions to our organization and the meaningful work we undertake.
Under the direction of Custodian Supervisor I, the Custodian I performs custodial duties in an assigned area at the California Science Center, or associated state facility within Exposition Park. Duties include keeping the assigned area clean, orderly, and free of hazards. Custodians are expected to notify supervisors concerning the need for major repairs and any health and safety concerns observed during their work. Custodians working the day shift may encounter students and museum guests during business hours and are expected to always provide excellent customer service and maintain high traffic areas and restrooms clean and fully stocked. Custodians working the evening shift are expected to conduct deep cleaning activities to prepare the facility for the following day. All custodians are expected to monitor building security and safety by performing tasks such as making sure staff-only doors remain closed.
This position is located in Los Angeles and is full-time (40 hours per week). The available work shifts may vary and may include any of the following schedules:
Sunday - Thursday, 8:30 a.m. - 5:30 p.m.
Sunday - Thursday, 5:00 a.m. - 2:00 p.m.
Tuesday - Saturday, 8:30 a.m. - 5:30 p.m.
Tuesday - Saturday, 5:00 a.m. - 2:00 p.m.
Ability to work weekends, holidays, and irregular shifts. See duty statement for more information.
Specific shift assignments will be determined based on the California Science Center's operational needs at the time of hire.
This posting may be used to fill future vacancies in accordance with 2 CCR §249.3.
Apply today to join our team! We especially encourage veterans, women and persons with disabilities to apply.
You will find additional information about the job in the .
The selected candidate will be required to submit to pre-employment hiring clearances which include the following: Department of Justice Livescan fingerprint and medical testing for tuberculosis, complete physical and drug testing, within three business days of receipt of a conditional offer of employment.
Dates printed on Mobile Bar Codes, such as the Quick Response (QR) Codes available at the USPS, are not considered Postmark dates for the purpose of determining timely filing of an application.
Final Filing Date: Until FilledWho May Apply
Individuals who are currently in the classification, eligible for lateral transfer, eligible for reinstatement, have list or LEAP eligibility, are in the process of obtaining list eligibility, or have SROA and/or Surplus eligibility (please attach your letter, if available). SROA and Surplus candidates are given priority; therefore, individuals with other eligibility may be considered in the event no SROA or Surplus candidates apply.
Applications will be screened and only the most qualified applicants will be selected to move forward in the selection process. Applicants must meet the Minimum Qualifications stated in the Classification Specification(s).How To Apply
Complete Application Packages (including your Examination/Employment Application (STD 678) and applicable or required documents) must be submitted to apply for this Job Posting. Application Packages may be submitted electronically through your CalCareer Account at When submitting your application in hard copy, a completed copy of the Application Package listing must be included.
If you choose to not apply electronically, a hard copy application package may be submitted through an alternative method listed below:
Address for Mailing Application Packages
You may submit your application and any applicable or required documents to:
CA Science Center
N/A
Attn: State Human Resources
700 Exposition Park Drive
Los Angeles , CA 90037
Address for Drop-Off Application Packages
You may drop off your application and any applicable or required documents at:
CA Science Center
N/A
State Human Resources
700 Exposition Park Drive
Los Angeles , CA 90037
Loading Dock mail attendant in sealed envelope labeled: CONFIDENTIAL/STATE HR
08:00 AM - 03:30 PM
Required Application Package Documents
The following items are required to be submitted with your application. Applicants who do not submit the required items timely may not be considered for this job:
Benefit information can be found on the CalHR website and the CalPERS website.
California Science Center employees enjoy unique benefits, such as employee discounts on merchandise, concessions and summer camp, exhibit preview days, and reciprocal admission to local museums.
Free parking is available to employees. The building is within close distance to public transportation, including the Metro Expo Line and a variety of restaurants.
The Human Resources Contact is available to answer questions regarding the position or application process.
Human Resources Contact:
Sharon Chon
(213) 744-7602
HR@californiasciencecenter.ca.gov
Please direct requests for Reasonable Accommodations to the interview scheduler at the time the interview is being scheduled. You may direct any additional questions regarding Reasonable Accommodations or Equal Employment Opportunity for this position(s) to the Department's EEO Office.
EEO Contact:California Relay Service: 1-800-735-2929 (TTY), 1-800-735-2922 (Voice) TTY is a Telecommunications Device for the Deaf, and is reachable only from phones equipped with a TTY Device.
To be considered for the job vacancy you MUST satisfy one of the following requirements:
List Eligibility – Successfully complete the civil service exam for the classification (see Examination Information section below).Transfer Eligibility – Must have current employment with the State of California in the same classification or in a classification that is comparable. If in a different classification, you must meet the minimum qualifications (see Minimum Qualifications section and associated links above).
Reinstatement Eligibility – Previously obtained permanent employment with the State of California in the same classification or in a classification that is comparable. If in a different classification, you must meet the minimum qualifications (see Minimum Qualifications section and associated links above).
To become 'list eligible' for consideration, interested candidates must successfully pass a civil service exam. You may apply and take the exam online at CalCareers.
To attain list eligibility, you must take the Custodian I exam located at the link here:
Some classifications offer an alternate exam option for persons with certified disabilities called the Limited Exam and Appointment Program (LEAP). To be eligible to take a LEAP exam, you must certify through California Department of Rehabilitation (DOR). To take the LEAP Custodian I exam please click the link here:
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