Costco Jobs in Ontario, CA — Apply Today - Page 8

Costco is hiring in Ontario, CA — 90+ open positions across warehouse, driver, fulfillment & more. Weekly pay, benefits from Day 1. Browse openings in Ontario.

Costco

Bakery Worker

Ontario, CA

$17 - $20

Costco

Optical Jobs

Ontario, CA

$23 - $33

Costco

Human Resources Assistant

Ontario, CA

$19 - $25

Costco

Stock Clerk

Ontario, CA

$22 - $29

Costco

Delivery & Transportation

Ontario, CA

$22 - $32

Costco

Food Service Assistant

Ontario, CA

$19 - $25

Last updated: September 15, 2026