EasyCareers Job Posting: Part-Time Job Ontario at United States Postal Service | Part Time at United States Postal Service. This is a Part Time role in Ontario, CA. Salary: $20 - $23.

Part-Time Job Ontario at United States Postal Service | Part Time

Posted on May 27, 2026

Ontario, CA Part Time $20 - $23

Part-Time Work in Ontario

Fast Facts

  • Part-Time Job in Ontario: USPS Postal Support Employee (PSE)
  • Employer: United States Postal Service (Hiring for part-time roles in Ontario)
  • Compensation (Part-Time): $20-$23/Hour (approx. $26k/Year)
  • Stable part-time work with a friendly Ontario team and clear expectations.
  • This part-time position centers on your professional skills within the Government And Retail space in Ontario.
  • Based in: Ontario, CA (our main Ontario branch)
  • Benefits: Eligible part-time team members may receive select benefits.
  • This part-time role in Ontario is an excellent opportunity for professionals skilled in relevant skills.
  • Our United States Postal Service part-time team in Ontario, CA is growing.
  • Benefit from working part-time in Ontario, 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.