EasyCareers Job Posting: USPS Postal Support Employee (PSE) at United States Postal Service. This is a Part Time role in  Mehlville,  MO. Salary: $20 - $23.

USPS Postal Support Employee (PSE)

Posted on May 06, 2026

Mehlville, MO Part Time $20 - $23

Part-Time Opportunity in Mehlville, MO

At a Glance

  • Part-Time Job in Mehlville: USPS Postal Support Employee (PSE)
  • Part-Time Salary: $20-$23/Hour (approx. $26k/Year)
  • Apply your your professional skills skills in a flexible part-time role at our Mehlville location.
  • Great option for students, parents, or those seeking extra income.
  • Benefits: A competitive part-time compensation package.
  • Hiring Organization: United States Postal Service
  • Worksite: Mehlville, MO
  • 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.