EasyCareers Job Posting: Part-Time USPS Postal Support Employee(PSE)|St. Louis,MO | Part at United States Postal Service. This is a Part Time role in St. Louis, MO. Salary: $21 - $24.

Part-Time USPS Postal Support Employee(PSE)|St. Louis,MO | Part

Posted on May 10, 2026

St. Louis, MO Part Time $21 - $24

Part-Time Role Based in St. Louis

At a Glance

  • Part-Time Job in St. Louis: USPS Postal Support Employee (PSE)
  • Compensation (Part-Time): $21-$24/Hour (approx. $27.3k/Year)
  • Apply your your professional skills skills in a flexible part-time role at our St. Louis location.
  • Worksite: St. Louis, MO
  • Employer: United States Postal Service (Hiring for part-time roles in St. Louis)
  • Stable part-time work with a friendly St. Louis team and clear expectations.
  • Benefits: Eligible part-time team members may receive select benefits.
  • This part-time role in St. Louis is an excellent opportunity for professionals skilled in relevant skills.
  • Our United States Postal Service part-time team in St. Louis, MO is growing.
  • Benefit from working part-time in St. Louis, 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.