Application Engineer

Job Title : Application Engineer Location : Costa Mesa, CA (On-site, with up to 50% travel) Company : Bettersize Inc. Job Type : Full-Time Position : Overview

Bettersize Inc. is seeking a proactive and technically skilled Application Engineer to play a key role in product demonstrations, installations, technical training, and instrument repair for our line of scientific instruments.

This role is based in our Costa Mesa, CA laboratory, working under the guidance of a senior application scientist and in close collaboration with our sales team to ensure an excellent customer experience and effective pre- and post-sales support. As Bettersize continues to grow, we expect this position to evolve into broader responsibilities in application or product management within 23 years. Due to the nature of pre- and post-sales support, up to 50% travel is required.

Key Responsibilities

Pre-sales technical support (30%) :

• Conduct on-site / remote product demonstrations for prospective customers.
• Analyze customer samples sent to the lab and provide reports with expert interpretation.
• Provide technical / application Q&A in support of sales activities.
• Communicate installation requirements with customers and confirm readiness.
• Perform instrument installation, calibration, and on-site training.
• Test standard and customer samples for validation.

Technical service & repair (20%) :

Lab management (10%) : Maintain the Costa Mesa laboratory and ensure all instruments remain in optimal working condition.

Events & outreach (10%) : Attend trade shows, technical seminars, and marketing events.

Headquarters training (5%) : Travel to company headquarters in China for technical training (every two years, 12 weeks per visit).

Qualifications

Preferred Qualifications

How to Apply

Please email your resume and a short cover note to hr@ with the subject line : Application Engineer CM Application. We look forward to hearing from you!

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