Costco Grocery & Fresh Jobs in Diamond Bar, CA — Now Hiring

As of October 2026, there are 9 Costco grocery & fresh openings in Diamond Bar, CA. Local pay ranges from $18 to $25/hr. Listings are updated daily — benefits start Day 1 for most positions.

Costco

$20.25/hr Food Service Assistant-Diamond Bar(PT)

Diamond Bar, CA

$18 - $22

Costco

Diamond Bar Part-Time Opening:Bakery Assistant

Diamond Bar, CA

$18 - $23

Costco

[New] Bakery Worker-Diamond Bar(PT)

Diamond Bar, CA

$19 - $22

Costco

Entry Food Service Worker-Part Time(Flexible)|Diamond Bar

Diamond Bar, CA

$18 - $24

Costco

Part Time Rotisserie Chicken Cook

Diamond Bar, CA

$19 - $23

Costco

(Diamond Bar)Part-Time:Deli Clerk

Diamond Bar, CA

$19 - $25

Costco

Diamond Bar Needs:Food Preparation Associate(Part-Time)

Diamond Bar, CA

$18 - $22

Costco

Weekend Shift:Food Court Worker-Diamond Bar

Diamond Bar, CA

$18 - $25

Costco

Bakery Wrapper(Retail Bakery Packaging)Vacancy in Diamond Bar

Diamond Bar, CA

$18 - $24

Costco Grocery & Fresh Jobs in Diamond Bar — FAQ

How many Costco grocery & fresh jobs are open in Diamond Bar, CA?
There are currently 9+ Costco grocery & fresh positions in Diamond Bar, CA. New grocery & fresh roles are added regularly — check this page for the latest openings.
How much do Costco grocery & fresh jobs pay in Diamond Bar?
Costco grocery & fresh pay in Diamond Bar varies by specific role and shift. Most positions include shift differentials for nights and weekends, plus benefits starting Day 1. Browse the listings above to see pay details for each opening.
Does Costco hire for grocery & fresh positions with no experience in Diamond Bar?
Many Costco grocery & fresh positions in Diamond Bar require no prior experience. Costco provides paid training for new hires. Check individual listings for specific requirements.
How do I apply for Costco grocery & fresh jobs in Diamond Bar?
Browse the 9+ grocery & fresh listings above, click on any position for full details including pay and shift times, then follow the application link. Most Costco positions have a 15–30 minute online application.

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Other Costco Jobs in Diamond Bar

Costco Part-Time Jobs in Diamond Bar

58 open positions

Costco Weekend Jobs in Diamond Bar

13 open positions

Costco Delivery Driver Jobs in Diamond Bar

6 open positions

Costco Fulfillment Center Jobs in Diamond Bar

6 open positions

Costco Overnight Jobs in Diamond Bar

3 open positions

Costco CDL Driver Jobs in Diamond Bar

2 open positions

Costco Pharmacy Jobs in Diamond Bar

2 open positions

Costco Customer Service Jobs in Diamond Bar

1 open positions

Last updated: October 30, 2026