Part-time Jobs in Ontario, California, United States

Ontario Mills Sales Team at AM Retail Group drives customer experience in a high‑traffic retail environment. The Part‑time Sales Associate greets shoppers, meets personal sales goals, handles transactions and maintains merchandise standards.

If you want to be at the heart of Five Below's energy, our part-time Seasonal Sales Associates are right in the center of the action. We're looking for candidates with a passion for delivering outstanding customer service while driving strong sales.

As a Seasonal Associate, you will be the first face of the brand for growing families. You’ll congratulate new parents and grandparents, introduce them to our new baby essentials, help them prep for their first day of school, and all the big and little moments of their parenting journey.

SUMMARY: The Supervisor Key Holder is a support role in running our retail stores efficiently. The Supervisor Key Holder supports the Store Manager in all operations and sales management functions.

Chevron Stations Inc. (CSI) seeks a Customer Service Representative to deliver exceptional guest service at its Ontario, CA station. The role handles point‑of‑sale transactions, cash management, station cleanliness, and food service while ensuring safety and compliance.

Hot Dog on a Stick team at FAT Brands serves customers with fast, friendly service at the Ontario, CA location. Team members ensure speedy service, maintain cleanliness, and create a fun, memorable experience for guests.

Ontario Reign (AEG Worldwide) captures the excitement of live sports and entertainment through photography. The part-time Team Photographer shoots pregame, in‑game, and postgame moments, edits images, and manages digital assets for Reign’s digital platforms and partnership events.

Sales Associate supports store leadership to meet goals, delivers excellent customer service, manages merchandise presentation, maintains stock, ensures safety, and promotes PLACE Card. Works flexible schedule including weekends and evenings.

As a part-time Brand Ambassador, you bring our brand to life every day! Your goal is to provide everyone who comes in the store with an amazing shopping experience, making their day better than before they came in.

If Thirsty Thursdays and slingin' drinks are your things, we have the perfect opportunity! We're looking for bartenders and servers who can provide a first-class experience for our guests, from making delicious drinks to taking food orders, and who enjoy a fast-paced, team-based work environment.

Brookdale Senior Living Inc. is hiring a Server for its Community Operations team in Ontario, CA, United States. The role focuses on gracious hospitality for senior residents and guests, delivering food orders, and supporting dining service operations.

Join Calvin Klein as a Sales Associate in Ontario, CA. Deliver top‑notch customer experience, showcase brand, manage visual merchandising, cashiering, and support store operations. Energize customers, promote brand, maintain store standards, and collaborate with management.

DKNY Retail at AM Retail Group trains successful associates to become store leaders. The Manager In Training works with the Assistant and Store Manager to drive sales, motivate the team, and ensure excellent customer service while learning store operations.

Ontario Mills sales team drives brand success for Karl Lagerfeld Paris. The Sales Associate delivers personalized customer service, meets sales targets, and maintains merchandising standards in a fast‑paced retail environment.

The Janitorial Cleaner maintains a clean, safe, and orderly environment across assigned facilities in Riverside, Ontario, and San Bernardino, CA. Day-to-day duties involve performing a variety of cleaning tasks to uphold workplace sanitation and appearance for employees, clients, and visitors. This part-time, on-call graveyard position (6:00pm–2:30am) pays $18.00 per hour.

Alliance Ground International (AGI) is one of the largest independently owned ground handling companies, serving 100+ airlines across 61 airports in the U.S. and Canada. The Ground Ramp Lead oversees daily ramp operations at the Ontario, CA location, supervising ramp agents to ensure the safe and efficient loading, unloading, and movement of aircraft.

Lead Cashier at Tommy Hilfiger in Ontario, California. Responsible for maximizing sales volume, maintaining visual presentation standards, and ensuring top-tier customer service.

Come join our family and become a Pizza GENIUS! Join the Little Caesars® Pizza!Pizza!® Family.

Legends Global’s Maintenance Supervisor leads daily upkeep of the ONT Field, overseeing HVAC, electrical, and audio/visual systems to ensure flawless event operations. The role manages a team of technicians, schedules preventive maintenance, and coordinates with event staff for on‑site installations.

Legends Global’s Concessions team at ONT Field is responsible for delivering premium guest experiences at live events. The Concession Supervisor oversees outlet and bar operations, trains staff, manages inventory, and coordinates with kitchen and warehouse to ensure timely service.