Senior Design Engineer

Primary Duties & Responsibilities

• Design, simulate, and develop high-speed, high-sensitivity InGaAs/InP photodiodes for optical transceivers and next-generation optoelectronic applications.
• Support product development from concept through qualification and manufacturing, ensuring performance, quality, and reliability objectives are achieved.
• Collaborate with epitaxial growth and semiconductor process engineers to define and optimize device structures, epitaxial designs, and fabrication processes.
• Work closely with test and reliability engineers to develop characterization plans, analyze device performance, and coordinate reliability qualification activities.
• Evaluate device performance through electrical and optical characterization and recommend design improvements based on test results.
• Partner with internal wafer fabrication teams and external manufacturing partners to develop and implement advanced manufacturing technologies.
• Analyze engineering data, troubleshoot technical issues, and drive continuous improvements in device performance, manufacturability, and yield.
• Document design methodologies, experimental results, and technical findings while contributing to intellectual property development and innovation initiatives.
• Stay current with emerging technologies and industry trends in photodiodes, optical communications, and III-V semiconductor devices.

Education & Experience

• PhD in photodiodes design and development or 3+ years of relevant experience in optoelectronic device design and simulation.
• Familiar with photodiode epi materials growth and development, wafer front process, and backend process.
• Experience with device characterization and product qualification and release.

Skills

• Understand the architectural designs of high-speed and high-sensitive InGaAs / InP photodiodes.
• Support design high-speed and high-sensitive photodiode epi structures.
• Support design both front- and back-end wafer process flows.
• Support and Perform device characterization.
• Support product qualification and release.

About Us

Coherent is a global leader in lasers, engineered materials and networking components. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets. Coherent provides a comprehensive career development platform within an environment that challenges employees to perform at their best, while rewarding excellence and hard-work through a competitive compensation program. It's an exciting opportunity to work for a company that offers stability, longevity and growth. Come Join Us!