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Administrative Assistant

Newport Thin Film Laboratory, Inc.
Chino, CA Full Time
POSTED ON 5/8/2026
AVAILABLE BEFORE 7/8/2026

Part-Time Front Office Administrative Assistant

Newport Thin Film Laboratory, Inc. (NTFL)
Chino, CA | In-Person

Newport Thin Film Laboratory (NTFL) is a leading manufacturer of high-performance optical thin film coatings. For over 50 years, our custom coating solutions have supported innovation across aerospace, defense, medical, scientific, and industrial markets worldwide.

We are currently seeking a reliable, organized, and customer-focused Part-Time Front Office Administrative Assistant to join our team. This role serves as the first point of contact for customers, vendors, and visitors while supporting day-to-day office operations in a fast-paced manufacturing environment.

What You’ll Do

  • Answer and direct incoming phone calls professionally
  • Welcome visitors, customers, and vendors at the front office
  • Manage front desk check-ins and general office communication
  • Enter work orders and purchase orders into the company systems
  • Assist with customer quote follow-ups and order updates
  • Send invoices, tracking information, and customer communications
  • Support accounts payable and accounts receivable tasks
  • Assist customers with billing questions and payment processing
  • Maintain office supply inventory and place supply orders as needed
  • Manage Outlook calendars, emails, and general administrative tasks
  • Keep the front office and conference room organized and professional

What We’re Looking For

  • Strong communication and customer service skills
  • Organized, dependable, and detail-oriented
  • Comfortable multitasking in a fast-paced office environment
  • Basic computer proficiency, including Microsoft Outlook, Excel, and Office
  • Positive attitude and willingness to support multiple departments
  • Previous administrative or customer service experience preferred
  • QuickBooks expereince preferred

Qualifications

  • High school diploma or equivalent preferred
  • Minimum 1 year of customer service or office experience preferred

Schedule

  • Part-Time
  • Monday – Friday
  • Flexible 4–5 hour morning shift.

If you are looking to join a stable, team-oriented company with a long-standing reputation in advanced manufacturing, we’d love to hear from you.

Apply today, and thank you for your interest in NTFL!

Pay: $20.00 - $22.00 per hour

Education:

  • High school or equivalent (Preferred)

Experience:

  • Customer service: 1 year (Required)
  • QuickBooks: 1 year (Required)

Work Location: In person

Salary : $20 - $22

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