About this opportunity
Bettersize Instruments Ltd lists this Application Engineer opportunity in costa mesa, California. Review the employer’s description below for duties, qualifications and application requirements.
Job description
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 2–3 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%):
Lead troubleshooting and repairs, remotely or on-site.
Coordinate instrument replacement and complete repairs in the Costa Mesa lab when remote/on-site fixes are not possible.
Deliver fast, professional service to maintain customer satisfaction.
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, 1–2 weeks per visit).
Qualifications
Bachelor’s or master’s degree in chemistry, Chemical Engineering, Materials Science, Pharmaceutical Engineering, or a related field.
Strong hands-on laboratory skills and experience with scientific instrumentation.
Excellent communication skills; able to present effectively to both technical and non-technical audiences.
Highly self-motivated, detail-oriented, capable of working independently and as part of a team.
Legally authorized to work in the U.S. and able to access national laboratories and federal facilities without restriction.
Valid passport and ability to obtain a Chinese visa for company training travel.
Preferred Qualifications
2+ years of technical support experience with an instrument manufacturer.
Familiarity with particle size analysis, laser diffraction, dynamic light scattering, or related technologies.
Experience presenting or performing live demonstrations at scientific trade shows or technical conferences.
How to Apply
Please email your resume and a short cover note to with the subject line: Application Engineer – CM Application. We look forward to hearing from you!
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Worksite address
costa mesa, CA, 92626, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.