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60 Coherent Design Engineer Jobs Hiring Near You

Coherent

Senior Design Engineer

Fremont, CA · On-site

Design, simulate, and develop high-speed, high-sensitivity InGaAs/InP photodiodes for optical ... Coherent is a global leader in lasers, engineered materials and networking components. We are a ...

Coherent Corp.

Senior Design Engineer

Fremont, CA · On-site

Design, simulate, and develop high-speed, high-sensitivity InGaAs/InP photodiodes for optical ... Safety Requirements All employees are required to follow the site EHS procedures and Coherent Corp. ...

Coherent

Principal Design Engineer

Fremont, CA · On-site

Lead the design, simulation, development, and optimization of high-speed, high-sensitivity InGaAs ... Coherent is a global leader in lasers, engineered materials and networking components. We are a ...

Coherent

Optical Design Staff Engineer

Saxonburg, PA · On-site

Utilize Coherent Gate Review Process to ensure buy-in on technical and market strategy. * Utilize DFMEA design reviews to ensure robustness of designs. Job Requirements: * 4 year Science or ...

Coherent Corp.

Principal Design Engineer

Fremont, CA · On-site

Lead the design, simulation, development, and optimization of high-speed, high-sensitivity InGaAs ... Safety Requirements All employees are required to follow the site EHS procedures and Coherent Corp. ...

Coherent

Lead Design Engineer

Fremont, CA

$121K - $160K/yr

Coherent's broad portfolio of InP components includes application-specific Fabry-Perot lasers ... We are seeking a Lead Engineer to drive the design and development of high-power InP-based ...

Coherent

Lead Silicon Photonics Design Engineer

Horsham, PA · On-site

$101K - $133K/yr

... sensing, e.g., coherent transceiver, co-packaged optics and LIDAR: Primary Duties ... Work with module developers to design the optical subassemblies * Work with foundries to define and ...

Coherent

Lead Silicon Photonics Design Engineer

Horsham, PA · On-site

$101K - $133K/yr

Work on silicon photonics device design, simulation, and layout * Run a variety of optical ... Coherent is a global leader in lasers, engineered materials and networking components. We are a ...

Coherent Corp.

Lead Design Engineer

Fremont, CA · On-site

$121K - $160K/yr

Coherent's broad portfolio of InP components includes application-specific Fabry-Pérot lasers ... We are seeking a Lead Engineer to drive the design and development of high-power InP-based ...

Coherent

Lead Electrical Design Engineer

Fremont, CA · On-site

$189K - $197K/yr

Drive Co-Packaged Optics and Optical Engine product design and testing activities from initial ... LI#AW1 #IND Coherent is a global leader in lasers, engineered materials and networking components.

Coherent Corp.

Lead Electrical Design Engineer

Fremont, CA · On-site

$189K - $197K/yr

Drive Co-Packaged Optics and Optical Engine product design and testing activities from initial ... LI#AW1 #IND About Us Coherent is a global leader in lasers, engineered materials and networking ...

Coherent

Optical Transceiver Engineer

Fremont, CA · On-site

Conduct new design or revision of PCBA of the optical transceiver. Conduct RF simulation of the ... Safety Requirements All employees are required to follow the site EHS procedures and Coherent ...

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Coherent Jobs Information

What is it like to work at Coherent?

Coherent appears to be a company that values innovation and collaboration, with a focus on advancing the capabilities of its employees to drive technological advancements.

The company's structure is organized around its mission to deliver high-performance lasers and photonics solutions, with teams working together to develop and manufacture cutting-edge products. Coherent's work environment is likely to be dynamic and fast-paced, with opportunities for employees to contribute to groundbreaking projects.

Working at Coherent may appeal to individuals who are passionate about science and technology, as the company offers a unique opportunity to be part of a global leader in the photonics industry and contribute to the development of innovative solutions that transform industries and improve people's lives.

What makes Coherent an attractive place to work?

Coherent is a leading provider of digital pathology solutions, offering innovative technology to transform the field of healthcare. The company's workplace is characterized by a culture of collaboration, innovation, and continuous learning, with opportunities for employees to contribute to cutting-edge projects and work with a talented team of professionals. Joining Coherent can provide individuals with a chance to make a meaningful impact in the healthcare industry, drive growth and development in their careers, and be part of a forward-thinking organization that is shaping the future of digital pathology.
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Infographic showing various Design Engineer job openings at Coherent in the United States as of July 2026, with employment types broken down into 96% Full Time, 2% Temporary, and 2% Nights. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution.

Senior Design Engineer

Coherent

Fremont, CA • On-site

Full-time

Posted 15 days ago

Job description

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. manufacturing technologies.

Education & Experience

  • PhD in photodiodes design and development or with 3+ years of relevant experience
  • Optoelectronic device design and simulation
  • Familiar with photodiode 
    • epi materials growth and development
    • wafer front process and backend process.
    • test and characterization.
  • Strong analytical and problem-solving skills with the ability to work effectively in cross-functional engineering teams.
  • Excellent written and verbal communication skills.

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

Working Conditions

  • This role will be based on-site in Fremont, CA. 
  • Regular use of a computer and other office equipment is necessary.

Physical Requirements

  • Sitting for extended periods while working on a computer or in meetings.
  • Use of hands and fingers for typing, writing, and handling documents.
  • Occasional lifting of objects or materials up to 20 pounds for administrative tasks.
  • Ability to communicate verbally and in writing.

Safety Requirements

All employees are required to follow the site EHS procedures and Coherent Corp. Corporate EHS standards.

Quality and Environmental Responsibilities

Depending on location, this position may be responsible for the execution and maintenance of the ISO 9000, 9001, 14001 and/or other applicable standards that may apply to the relevant roles and responsibilities within the Quality Management System and Environmental Management System.

Culture Commitment

Ensure adherence to company's values (ICARE) in all aspects of your position at Coherent Corp.:

Integrity - Create an Environment of Trust

Collaboration - Innovate Through the Sharing of Ideas

Accountability - Own the Process and the Outcome

Respect - Recognize the Value in Everyone

Enthusiasm - Find a Sense of Purpose in Work


 

Coherent Corp. is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.


 

If you need assistance or an accommodation due to a disability, you may contact us at talentacquisition@coherent.com.


 

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!
Note to recruiters and employment agencies: We will not pay for unsolicited resumes from recruiters and employment agencies unless we have a signed agreement and have required assistance, in writing, for a specific opening.

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