Part-time Jobs in Ontario, California, United States

Facilities Services team at CCS Facility Services ensures clean and safe commercial environments. The Janitor maintains building interiors, floors, restrooms, and common areas, manages cleaning supplies inventory, and follows safety protocols.

Product Connections, a division of Acosta Group, creates in‑store brand experiences that drive consumer engagement. The Lead Event Specialist manages event equipment, leads the demo team, and ensures flawless product demonstrations and food sample preparation.

Flex Team at Mathis Home works in the Ontario distribution center handling order pulling, inbound stocking, truck unloading, inventory scanning, furniture repair, and customer vehicle loading. The role involves operating lift trucks, processing returns, and ensuring accurate merchandise handling in a climate‑controlled indoor environment.

Warehouse Operations team at Mathis Home ensures efficient handling and preparation of merchandise for delivery. The role stocks cages, scans and labels items, inspects for defects, and assembles orders while maintaining a clean and safe work environment.

Facilities Services team at CCS Facility Services keeps commercial buildings clean and safe. The Janitor works Monday to Friday, 4 pm‑9 pm, performing cleaning, disinfecting, restocking, and safety checks across offices, restrooms, and common areas.

Retail Store Team at Aerie brings the brand to life by delivering an exceptional in‑store experience. The Brand Ambassador engages guests using the AEO Selling Model, educates on products, promotes loyalty programs, and flexes across sales floor, cash wrap, fitting and stock rooms.

Operations – Hertz Car Rental focuses on maintaining vehicle readiness for customer rentals. As a Part Time Car Wash Attendant you will clean vehicles, perform basic service checks, and ensure compliance with Hertz Gold Clean Standard.

Supply Chain team at Staples delivers products efficiently to customers. The Warehouse Material Handler loads trucks, lifts and moves merchandise, stacks pallets and maintains a clean, safe workspace during the 3:30am-7:30am overnight shift.

Carrier Support team at UPS ensures safe and efficient air ramp operations. The supervisor leads a crew, trains employees, manages safety compliance, and drives productivity and accuracy.

Package Operations Hub at UPS oversees Package Handlers, ensuring safety, productivity and attendance while training and developing teams. The Hub Supervisor manages resources, promotes a positive work environment, and implements personal development plans.

Merchandising Services Team at Lowe's ensures stores have accurate signage, pricing, and eye‑catching displays to enhance the shopping experience. The associate completes merchandising resets, updates wayfinding, verifies pricing, and stages clearance items while maintaining safety and visual standards.

Store Operations at Lowe’s ensures the store is clean, safe, and stocked for customers. As a Receiver/Stocker you will unload freight, operate equipment, stock shelves, and assist customers throughout the day.

Retail Operations at Lowe's focuses on delivering a fast, friendly checkout experience to customers. As a Cashier you will operate the register, assist customers in self‑checkout, handle payments and exchanges, and support other store areas as needed.

Retail Sales team at Lowe's focuses on delivering exceptional in‑store customer experiences for home improvement shoppers. As a Customer Service Associate you greet customers, assist them in locating products, handle merchandise, and process orders while maintaining store standards.

Rebel Convenience Stores seeks a friendly Cashier to be the face of the store, delivering fast, courteous service while keeping the store clean, stocked, and running smoothly. The role involves ringing up sales, handling cash and credit, operating food and beverage machines, and assisting customers with fuel and car wash services.

Early Childhood Instructor team at Coyne & Associates provides ABA therapy to children with developmental delays. The role delivers hands‑on sessions in clients' homes, implements lesson plans, tracks progress, and coaches caregivers.

Tutor Me Education connects passionate educators with neurodivergent students for high-impact, 1:1 in‑home tutoring. As a Special Education Tutor you will deliver personalized academic instruction, socio‑emotional support, and behavioral guidance aligned to each student's IEP goals, tracking progress and communicating with families.

Team Car Care provides automotive service and maintenance to guests across its locations. As a General Service Technician you will perform oil changes, fluid checks, tire pressure checks, vehicle inspections and document work, while delivering excellent guest service and mentoring junior staff.

Coyne & Associates' Behavior Services team provides ABA therapy to children with developmental delays. As a Behavior Technician you will deliver in‑home sessions, track progress, and coach caregivers under BCBA supervision.

Facilities Services team at CCS ensures clean and safe commercial spaces. The Janitor maintains interior building cleanliness, disinfects high‑touch surfaces, restrooms and common areas, manages inventory of supplies and reports safety issues.