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Part Time High School Janitor Jobs in Riverside, CA

Stars and Strikes

Janitor

Fontana, CA

$18/hr

High school diploma or equivalent, or a minimum of six (6) months of experience in a janitorial ... Requisition ID2026-1634717Employment Type: PART_TIME

Stars and Strikes

Janitor

Upland, CA

$18/hr

High school diploma or equivalent, or a minimum of six (6) months of experience in a janitorial ... Requisition ID2026-1634712Employment Type: PART_TIME

Diversified Maintenance

Janitor

Upland, CA

$18/hr

We offer steady, reliable work in janitorial management, full-time and part-time janitorial roles ... High school diploma or equivalent, or a minimum of six (6) months of experience in a janitorial ...

Diversified Maintenance

Janitor

Fontana, CA

$18/hr

We offer steady, reliable work in janitorial management, full-time and part-time janitorial roles ... High school diploma or equivalent, or a minimum of six (6) months of experience in a janitorial ...

Diversified Maintenance

Janitor

Upland, CA · On-site

$18/hr

We offer steady, reliable work in janitorial management, full-time and part-time janitorial roles ... High school diploma or equivalent, or a minimum of six (6) months of experience in a janitorial ...

Diversified Maintenance

Janitor

Fontana, CA · On-site

$18/hr

We offer steady, reliable work in janitorial management, full-time and part-time janitorial roles ... High school diploma or equivalent, or a minimum of six (6) months of experience in a janitorial ...

Think Together

High School Site Assistant

Hemet, CA · On-site

$21.50/hr

Overview Site AssistantStatus: Part-Time Pay Rate: $21.50/hour GENERAL PURPOSE: Assists at sites ... High School diploma required. * 48 semester units or 60 quarter units and/or pass pre-employment ...

New

Think Together

High School Site Assistant

Perris, CA · On-site

$21.50/hr

Overview Site AssistantStatus: Part-Time Pay Rate: $21.50/hour GENERAL PURPOSE: Assists at sites ... High School diploma required. * 48 semester units or 60 quarter units and/or pass pre-employment ...

Think Together

High School Site Assistant

Perris, CA

$20.50/hr

Overview Site Assistant Status: Part-Time Pay Rate: $21.50/hour GENERAL PURPOSE: Assists at sites ... High School diploma required. * 48 semester units or 60 quarter units and/or pass pre-employment ...

Think Together

High School Site Assistant

Perris, CA

$21.50/hr

Site Assistant Status: Part-Time Pay Rate: $21.50/hour GENERAL PURPOSE: Assists at sites with ... High School diploma required. * 48 semester units or 60 quarter units and/or pass pre-employment ...

Think Together

High School Site Assistant

Hemet, CA

$21.50/hr

Site Assistant Status: Part-Time Pay Rate: $21.50/hour GENERAL PURPOSE: Assists at sites with ... High School diploma required. * 48 semester units or 60 quarter units and/or pass pre-employment ...

New

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All JobsHigh School Janitor JobsPart Time High School Janitor JobsPart Time High School Janitor Jobs in Riverside, CA

Part Time High School Janitor information

See Riverside, CA salary details

$9

$16

$22

How much do part time high school janitor jobs pay per hour?

As of Aug 5, 2026, the average hourly pay for part time high school janitor in Riverside, CA is $16.58, according to ZipRecruiter salary data. Most workers in this role earn between $14.28 and $18.32 per hour, depending on experience, location, and employer.

What does a part time high school janitor do?

A part time high school janitor is responsible for maintaining cleanliness and order within a school building. Their duties typically include sweeping and mopping floors, emptying trash cans, cleaning restrooms, and restocking supplies. They may also assist with minor repairs, setting up for events, and ensuring that classrooms and common areas are safe and sanitary. Working part time usually means they work fewer hours per week, often during evenings or after school hours.

What is the difference between Part Time High School Janitor vs Part Time School Custodian?

AspectPart Time High School JanitorPart Time School Custodian
CredentialsMinimal; often on-the-job trainingMinimal; similar on-the-job training
Work EnvironmentHigh school facilities, classrooms, hallwaysSchool buildings, including gyms, cafeterias, and hallways
Employer & Industry UsagePublic and private high schoolsPublic and private schools, including elementary and high schools
Common Search & Comparison IntentYesYes

Both roles involve cleaning and maintenance tasks within school environments, often requiring similar skills and minimal formal credentials. The main difference lies in terminology; "Janitor" is more common in high schools, while "School Custodian" may be used interchangeably or in different regions. Both positions serve to keep school facilities clean, safe, and functional on a part-time basis.

What are some common challenges faced by part time high school janitors, and how can they be effectively managed?

Part-time high school janitors often encounter challenges such as balancing cleaning duties with limited hours, responding to urgent maintenance requests, and working around student schedules and school events. Effective time management and strong communication with school staff are key to overcoming these challenges. Staying organized and prioritizing tasks can help ensure that essential areas remain clean and safe, even with time constraints, and being proactive about reporting larger maintenance issues can contribute to a well-maintained school environment.

What are the key skills and qualifications needed to thrive as a part time high school janitor?

To thrive as a Part Time High School Janitor, you need basic cleaning and maintenance skills, reliability, and preferably a high school diploma or equivalent. Familiarity with cleaning equipment, chemical safety procedures, and possibly OSHA training are typically required. Attention to detail, strong time management, and the ability to communicate effectively with staff and students help set exceptional janitors apart. These skills ensure a safe, clean, and welcoming environment that supports the daily operations of the school.
What cities near Riverside, CA are hiring for Part Time High School Janitor jobs? Cities near Riverside, CA with the most Part Time High School Janitor job openings:
Part Time High School Janitor jobs near you
Infographic showing various Part Time High School Janitor job openings in Riverside, CA as of July 2026, with employment types broken down into 11% Full Time, and 89% Part Time. Highlights an 100% In-person job distribution, with an average salary of $34,486 per year, or $16.6 per hour.

P/T HIgh School Teacher Mild/Moderate

Mardan School

Irvine, CA

$18K - $22K/yr

Part-time

Retirement, PTO

Posted 7 days ago

Job description

About the Employer:

Mardan is a therapeutic not-for-profit school for students in grades K through 12 with special academic, social, and emotional needs. We are located in Irvine CA. Our mission is to improve the academic and emotional well-being of any child who struggles with learning, social, and/or emotional challenges. We provide a safe, therapeutic learning environment that teaches the academic, social, and coping skills needed for students to experience success.


Job Description:

Part-time Teacher position in a special education high school classroom of up to 12 students with social/emotional, learning, and behavioral issues. 2-3 classes taught per day; science and history.


Specific Requirements:

  • A valid CA Mild Moderate Special Education credential with autism authorization is required.
  • Knowledge and experience with special education, behavior management techniques, and/or working with children with autism spectrum disorders, is required.


Before applying, please review our website for information about our program and population served: www.mardanschool.org.



  • Classes operate from late August to late July annually. (This is an 11-month position)


COMPENSATION & BENEFITS:

  • $18,000 to $22,000 annually.
  • Employees are eligible to participate in the Mardan 403(b) retirement plan effective immediately upon hire.
  • Employees are eligible to participate in the Mardan SEP/IRA retirement plan after 3 years of employment.
  • Teachers earn 10 paid leave days during the school year. During the first year of employment, and any subsequent year that the employee does not work a full year for Mardan, paid leave days will be prorated based on the portion of the school year that the employee is employed by (and is present) at Mardan. Employees may only take 3 consecutive paid days off in a row unless otherwise preapproved.


Additional Information:
Candidates will not be considered without submitting a COMPLETE application,
resume, and a copy of a valid California special education teaching credential.

Apply