Part-Time Office Administrator

Part-Time Office Administrator

GTR Simulator
Ontario, CA – In-Person Only
Monday–Friday | 9:00 AM – 1:00 PM
Part-Time | Hourly (DOE)

Job Overview

GTR Simulator is looking for a reliable and organized Part-Time Office Administrator to help with day-to-day office tasks. This position is a great fit for someone who is detail-oriented, eager to learn, and comfortable supporting a small team in a busy office environment.

You will assist with order entry, basic paperwork, customer communication, and general office support. Prior office experience is helpful but not required—we are willing to train the right candidate.

This is an in-person position at our Ontario, California office.

Responsibilities

• Enter customer orders and assist with basic documentation
• Create and help track purchase orders (POs)
• Assist with customer service by answering phones and emails
• Help schedule appointments and manage basic calendar requests
• Greet visitors and assist with front desk duties
• Help organize files and maintain office records (paper and digital)
• Assist with basic invoicing, data entry, and recordkeeping
• Support vendors and internal team members with administrative tasks
• Help with simple event or office coordination when needed
• Perform general clerical duties to keep the office running smoothly

Qualifications

• Basic office, clerical, or customer service experience preferred but not required
• Comfortable using a computer, email, and basic office software
• Strong attention to detail and organization skills
• Clear and polite communication skills
• Willingness to learn new systems and processes
• Reliable, punctual, and able to work Monday–Friday, 9:00 AM–1:00 PM
• Ability to work on-site in Ontario, CA

Schedule

• Part-time
• Monday–Friday
• 9:00 AM – 1:00 PM
• In-person only

Job Type: Part-time

Pay: $ $20.00 per hour

Expected hours: 20 – 30 per week

Benefits:

• Dental insurance
• Health insurance
• Paid time off
• Vision insurance

Work Location: In person