Costco Warehouse Jobs in Diamond Bar, CA — Immediate Openings

As of September 2026, there are 14 Costco warehouse openings in Diamond Bar, CA. Local pay ranges from $18 to $32/hr. Listings are updated daily — benefits start Day 1 for most positions.

Costco

Diamond Bar Data Entry Clerk(Gig)

Diamond Bar, CA

$20 - $26

Costco

CA Career:Loss Prevention Clerk in Diamond Bar | Hiring

Diamond Bar, CA

$19 - $26

Costco

Diamond Bar Full-time Role:Payroll Clerk

Diamond Bar, CA

$19 - $25

Costco

Hiring(Gig)-Diamond Bar

Diamond Bar, CA

$19 - $25

Costco

Cashier|Diamond Bar,CA|Costco | Hiring

Diamond Bar, CA

$18 - $28

Costco

Immediate Opening in Diamond Bar for a Entry Level | Hiring

Diamond Bar, CA

$18 - $23

Costco

Diamond Bar:Careers(Full-time,$20-$29/hr) | Hiring

Diamond Bar, CA

$20 - $29

Costco

Diamond Bar Entry Custodian | Hiring

Diamond Bar, CA

$18 - $24

Costco

Inventory Auditor(Gig)-Diamond Bar

Diamond Bar, CA

$18 - $25

Costco

Diamond Bar Contract:Membership Assistant

Diamond Bar, CA

$20 - $25

Costco

Diamond Bar Contract:Accounts Payable Clerk

Diamond Bar, CA

$20 - $29

Costco

Meat Department Associate•Diamond Bar,CA•Costco | Hiring

Diamond Bar, CA

$18 - $26

Costco Warehouse Jobs in Diamond Bar — FAQ

How many Costco warehouse jobs are open in Diamond Bar, CA?
There are currently 14+ Costco warehouse positions in Diamond Bar, CA. New warehouse roles are added regularly — check this page for the latest openings.
How much do Costco warehouse jobs pay in Diamond Bar?
Costco warehouse 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 warehouse positions with no experience in Diamond Bar?
Many Costco warehouse 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 warehouse jobs in Diamond Bar?
Browse the 14+ warehouse 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 Grocery & Fresh Jobs in Diamond Bar

3 open positions

Costco CDL Driver Jobs in Diamond Bar

1 open positions

Costco Part-Time Jobs in Diamond Bar

1 open positions

Costco Fulfillment Center Jobs in Diamond Bar

1 open positions

Last updated: September 15, 2026