EasyCareers Job Posting: Part-Time USPS Postal Support Employee(PSE)Job in Mount Pleasant at United States Postal Service. This is a Part Time role in Mount Pleasant, SC. Salary: $18 - $20.

Part-Time USPS Postal Support Employee(PSE)Job in Mount Pleasant

Posted on June 13, 2026

Mount Pleasant, SC Part Time $18 - $20

Local Part-Time Job Overview: Mount Pleasant

Fast Facts

  • Hiring Organization: United States Postal Service
  • Part-Time Salary: $18-$20/Hour (approx. $23.7k/Year)
  • Job Title: USPS Postal Support Employee (PSE) – Flexible Part-Time Role
  • Excellent work-life balance for part-time staff in Mount Pleasant.
  • Benefits: A competitive part-time compensation package.
  • Worksite: Mount Pleasant, SC
  • Apply your your professional skills skills in a flexible part-time role at our Mount Pleasant location.
  • This part-time role in Mount Pleasant is an excellent opportunity for professionals skilled in relevant skills.
  • Our United States Postal Service part-time team in Mount Pleasant, SC is growing.
  • Benefit from working part-time in Mount Pleasant, 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.