EasyCareers Job Posting: USPS Postal Support Employee (PSE) at United States Postal Service. This is a Part Time role in  Mehlville,  MO. Salary: $23 - $26.

USPS Postal Support Employee (PSE)

Posted on June 12, 2026

Mehlville, MO Part Time $23 - $26

Part-Time Opportunity in Mehlville, MO

Primary Details

  • Apply your your professional skills skills in a flexible part-time role at our Mehlville location.
  • Benefits: Steady supplemental income with predictable weekly hours.
  • Position: USPS Postal Support Employee (PSE) (Part-Time, based in Mehlville)
  • Great option for students, parents, or those seeking extra income.
  • Part-Time Salary: $23-$26/Hour (approx. $29.9k/Year)
  • Employer: United States Postal Service (Hiring for part-time roles in Mehlville)
  • Based in: Mehlville, MO (a vibrant local hub)
  • This part-time role in Mehlville is an excellent opportunity for professionals skilled in relevant skills.
  • Our United States Postal Service part-time team in Mehlville, MO is growing.
  • Benefit from working part-time in Mehlville, a key hub for the Government And Retail industry.


Core Operations & Data Accuracy

The Postal Support Employee (PSE) is a versatile, vital role within the USPS network, acting as the bridge between raw logistics and customer-facing retail. PSEs ensure that every piece of mail is accurately tracked and routed.


Key Duties Include:

  1. Operating advanced barcode sorting machines and automated dispatch systems.
  2. Distributing incoming mail into precise carrier routes inside the local station.
  3. Providing exceptional retail service at the front counter, selling money orders, and assisting customers with passports.
  4. Resolving complex zip code routing errors.

This role offers varied tasks, a climate-controlled environment, and a highly structured path to becoming a Career Postal Clerk.