Part-time Jobs in Ontario, California, United States

Legends Global Parking/Security team ensures safe and secure parking experiences at Toyota Arena, Ontario Convention Center and ONT Field. The Parking Supervisor oversees a team of 10‑30 staff, directs daily parking operations, handles guest inquiries, incident reporting and event setup, while maintaining logs and equipment.

The Sales Lead is a role model Bear Builder that has been given the additional responsibilities as a Floor Leader on Duty on designated shifts. During those times, the Sales Lead will provide direction to Bear Builders, modeling Experience First® behaviors with a focus on achieving the store sales goals.

Warehouse Operations at Cardinal Health ensures efficient receipt, storage, and shipment of medical products. The Warehouse Associate assists with inbound and outbound tasks, operating material handling equipment, picking, packing, and maintaining safety standards.

At Cardenas Markets, the MSB Sales Associate promotes MSB products and services through excellent customer service while ensuring compliance with company policies and AML/BSA regulations. Day-to-day duties include welcoming MSB customers, guiding them through products, conducting and registering transactions in the POS, maintaining certifications, and being accountable for sales and cash recorded on their behalf.

Lowe’s Store Operations team ensures stores are stocked, safe, and ready for customers. As a Receiver/Stocker you unload freight, stock shelves, operate equipment, and maintain a clean workspace while providing friendly customer assistance.

Retail Store Team at DKNY, part of AM Retail Group, focuses on delivering exceptional customer experiences and driving sales. The Sales Supervisor leads the store team, sets sales goals, ensures high‑quality service, and handles cash and merchandising standards.

Allied Universal is hiring a Security Officer Entry Access in Ontario, CA to safeguard clients at retail distribution locations. You will manage entry points, verify credentials, monitor access activity, conduct patrols, and provide customer service to employees, visitors, and delivery personnel.

Sales Associate supports store leadership to meet company goals. Provides excellent customer service, product knowledge, and selling techniques.

The City of Ontario's Recreation & Community Services Department is hiring a Senior Recreation/Community Services Supervisor to develop and oversee citywide recreation and community services programs, activities, and events. The front-line supervisory role coordinates with community agencies, assists with budget preparation and grant writing, and may oversee a community facility.

Stock team at Karl Lagerfeld Paris supports store operations by managing inventory flow and maintaining organized stockrooms. The Stock Associate receives and ships merchandise, conducts inventory counts, and ensures visual presentation standards on the sales floor.

Mathis Home’s Sales Associate team delivers a welcoming, high‑energy shopping experience in our Ontario, CA showroom. The role involves greeting customers, guiding product selections, processing sales transactions, and collaborating with warehouse and customer‑service teams to meet client needs.

Cashier at Cardenas Markets, part of Heritage Grocers Group, serves customers in a retail environment while upholding integrity, respect, and collaboration. The role handles cash transactions, ensures compliance with WIC, liquor, and tobacco policies, and maintains store cleanliness and safety.

LensCrafters (Essilor) EyeCare Advisor on the store floor, delivering the LensCrafters Experience by guiding patients through vision care and product selection. The role handles pre‑examination testing, assists with frame and lens choices, processes orders and payments, and ensures HIPAA‑compliant record keeping.

Retail Sales team at T-Mobile drives customer engagement and technology adoption in store environments. The Mobile Associate delivers personalized device and service solutions, uses digital tools to demonstrate coverage, and completes product training to enhance the customer experience.

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.

The City of Ontario's Broadband Operations Department seeks a Broadband Technician to support the development and maintenance of the citywide fiber-optic infrastructure. This part-time role involves installing, splicing, and troubleshooting network equipment while responding to service requests in Ontario, CA. The position requires flexibility for evenings, weekends, and on-call duties.

Retail Operations at AM Retail Group focuses on opening new stores and driving sales excellence. The Part-time Manager In Training supports the Assistant Manager and Store Manager, leads sales initiatives, delivers top‑tier customer service, and learns store leadership skills on the floor at Ontario Mills.

DKNY sales team at Ontario Mills seeks Part-Time Sales Associates to drive store success. Associates meet personal sales goals, deliver exceptional customer service, and handle register transactions while maintaining merchandising standards.

DKNY Sales Team at AM Retail Group drives store performance through exceptional customer service. As a Part Time Sales Associate you will meet personal sales goals, maintain store presentation, and operate the register while delivering a clean, welcoming environment.

DKNY sales team at Ontario Mills drives store success. As a Part Time Sales Associate you will meet personal sales goals, provide excellent customer service, and operate the register while maintaining merchandising standards.