CUSTODIAN

Job Description and Duties

Work4CA: Start Your State Career

The first review of applications will take place on May 29, 2026, and every Friday 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:

Museum Schedules:

Sunday - Thursday, 5:00 a.m. – 2:00 p.m.

Sunday - Thursday, 8:30 a.m. – 5:30 p.m.

Tuesday - Saturday, 5:00 a.m. – 2:00 p.m.

Tuesday - Saturday, 8:30 a.m. – 5:30 p.m.

Science School Schedules:

Monday - Friday, 6:00 a.m. – 2:30 p.m.

Monday - Friday, 2:00 p.m. – 10:30 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 .

Working Conditions

PLEASE REFER TO DUTY STATEMENT IN THE WORK ENVIRONMENT SECTION.

Special Requirements

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.

Desirable Qualifications

In addition to evaluating each candidate's relative ability, as demonstrated by quality and breadth of experience, the following factors will provide the basis for competitively evaluating each candidate:

• Ability to use tact and good judgment while communicating and working with customers, co-workers, management, and other government agency representatives.

• Strong interpersonal skills and experience working in a team environment.

• Ability to operate various motorized vehicles and equipment.

• Ability to read and interpret documents such as safety rules, operating and maintenance instructions, and procedure manuals.

• Ability to work within demanding time frames.

• Ability to get along with others and maintain a positive attitude.

• Able to work independently.

Benefits

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.

ELIGIBILITY AND ADDITIONAL INFORMATION

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).

Examination Information:

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:

*Applications with "SEE RESUME" or "SEE ATTACHED" will not be considered.
*Faxed or emailed applications will not be accepted.

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:

• Current version of the State Examination/Employment Application STD Form 678 (when not applying electronically), or the Electronic State Employment Application through your Applicant Account at All Experience and Education relating to the Minimum Qualifications listed on the Classification Specification should be included to demonstrate how you meet the Minimum Qualifications for the position.
• Resume is optional. It may be included, but is not required.