Process Engineer

At Universal Display Corporation (Nasdaq: OLED) (UDC), we’re changing the way people see the world.

If you’re reading this on a smartphone, there’s a good chance UDC’s materials are producing the light and color shining from your screen right now. UDC’s OLED ingredients are key parts of stunning, energy-efficient displays used in everything from smartwatches to phones, tablets, laptops, monitors, TVs and automobiles. Virtually every OLED consumer electronics product around the world uses UDC’s phosphorescent OLED materials and technologies.

UDC is a publicly traded company and pioneer in the OLED industry. When you join our global team, you are embarking on a journey at the forefront of display technology and organic electronics that impacts the daily lives of people around the world. From engineers to chemists, Ph.D. scientists, technicians, lawyers and more, our UDC team is continuously advancing our field. With a focus on energy efficiency, UDC’s team is contributing to making a better, more sustainable planet. Please visit us at www.oled.com.

Job Summary:
The Process Engineer will lead the development and optimization of inkjet printing (IJP) processes and OLED device fabrication to support next-generation display technologies. This role focuses on ink formulation, material screening, thin-film characterization, and device validation, enabling rapid evaluation of proprietary emitter materials and accelerating customer adoption toward mass production.

This position also supports OLED device fabrication using Vacuum Thermal Evaporation (VTE) and related performance evaluation. The ideal candidate should combine strong experimental expertise with analytical problem-solving skills and thrives in a fast-paced, collaborative R&D environment.

Key Responsibilities:

Ink Formulation & Inkjet Printing Process Development

• Develop and optimize ink formulations for inkjet printing of OLED materials
• Evaluate emitter solubility across solvent systems and screen material compatibility
• Perform thin-film characterization and assess impact on device performance
• Conduct in-house evaluation and pre-qualification of proprietary emitter materials
• Identify high-performance emitter candidates from internal material inventory
• Deliver pre-screened materials to support customer OLED stack development
• Accelerate customer development cycles through efficient material and process readiness

OLED Device Fabrication & Characterization

• Fabricate OLED devices using VTE processes
• Perform electrical and optical characterization of devices and thin films
• Analyze experimental data and provide clear, actionable insights
• Develop and refine experimental procedures and testing protocols
• Ensure high-quality, reproducible results through rigorous process control

Cross-functional Collaboration & Innovation

• Collaborate with internal R&D, materials, and application teams to drive technical progress
• Support customer-facing programs by providing material and process readiness insights
• Stay current with developments in OLED technologies and advanced display manufacturing
• Contribute to continuous improvement of workflows, methodologies, and lab capabilities

Qualifications:

• Bachelor’s degree or above in Materials Science, Chemistry, Chemical Engineering, Physics, or a related field
• 1–3 years of relevant cleanroom or lab experience preferred
• Hands-on experience in one or more of the following areas, inkjet printing, solution processing, OLED materials and device fabrication, thin-film characterization techniques (e.g., AFM, UV-Vis, Photoluminescence)
• Familiarity with OLED fabrication and testing techniques, experience with VTE, sputtering, PECVD is a plus
• Strong analytical and data interpretation skills
• Good communication and teamwork skills, with proficiency in English (written and spoken)
• Strong proficiency in spoken Chinese, with a high level of fluency in Mandarin
• Based in Hong Kong, with the flexibility and willingness to travel frequently to Chinese mainland to support key projects and customer engagements
• Ability to work effectively in a fast-paced, multidisciplinary R&D environment
• Willingness to work flexible or irregular hours when required