Costco Weekend Jobs in Lake St. Louis, MO — Open Positions

As of October 2026, there are 17 Costco weekend openings in Lake St. Louis, MO. Local pay ranges from $18 to $26/hr. Listings are updated daily — benefits start Day 1 for most positions.

Costco

Evening Role:Security Associate(Lake St. Louis)

Lake St. Louis, MO

$19 - $23

Costco

Weekend Shift:Member Services-Lake St. Louis

Lake St. Louis, MO

$20 - $24

Costco

Entry Maintenance Worker-Part Time(Flexible)|Lake St. Louis

Lake St. Louis, MO

$18 - $23

Costco

Weekend Shift:Optical Assistant-Lake St. Louis

Lake St. Louis, MO

$20 - $23

Costco

Membership Assistant - Part Time

Lake St. Louis, MO

$21 - $25

Costco

Part Time Costco Full Time Jobs

Lake St. Louis, MO

$18 - $25

Costco

Lake St. Louis Contract:Tire Center-Part Time

Lake St. Louis, MO

$18 - $25

Costco

Part Time(Contract)|Lake St. Louis

Lake St. Louis, MO

$18 - $23

Costco

Weekend Shift:Inventory Associate-Lake St. Louis

Lake St. Louis, MO

$18 - $24

Costco

Part Time Costco Entry Level Jobs

Lake St. Louis, MO

$19 - $25

Costco

Weekend Shift:Weekend-Lake St. Louis

Lake St. Louis, MO

$20 - $23

Costco

Costco Temporary Jobs - Part Time

Lake St. Louis, MO

$19 - $24

Costco Weekend Jobs in Lake St. Louis — FAQ

How many Costco weekend jobs are open in Lake St. Louis, MO?
There are currently 17+ Costco weekend positions in Lake St. Louis, MO. New weekend roles are added regularly — check this page for the latest openings.
How much do Costco weekend jobs pay in Lake St. Louis?
Costco weekend pay in Lake St. Louis 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 weekend positions with no experience in Lake St. Louis?
Many Costco weekend positions in Lake St. Louis require no prior experience. Costco provides paid training for new hires. Check individual listings for specific requirements.
How do I apply for Costco weekend jobs in Lake St. Louis?
Browse the 17+ weekend 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 Lake St. Louis

Costco Part-Time Jobs in Lake St. Louis

54 open positions

Costco Grocery & Fresh Jobs in Lake St. Louis

9 open positions

Costco Delivery Driver Jobs in Lake St. Louis

6 open positions

Costco Fulfillment Center Jobs in Lake St. Louis

6 open positions

Costco Overnight Jobs in Lake St. Louis

3 open positions

Costco CDL Driver Jobs in Lake St. Louis

2 open positions

Costco Pharmacy Jobs in Lake St. Louis

2 open positions

Costco Customer Service Jobs in Lake St. Louis

1 open positions

Last updated: October 30, 2026