Principal Engineer, Opto-Electrical Design and Test

Posted: Wednesday, 20 August 2025
Valid Thru: Friday, 19 September 2025
Index Requested on: 08/21/2025 01:48:05
Indexed on: 08/21/2025 01:48:05

Location: Fremont, CA, 94536, US

Industry: Advertising and Public Relations
Occupational Category: 13-0000.00 - Business and Financial Operations
Type of Employment: FULL_TIME

Coherent Corp. is hiring!

Description:

Primary Duties & Responsibilities
  • Strong collaborative and communications skills are required for interactions with customers, with the design, process, and manufacturing teams.
  • Strong academic background and knowledge in the areas of optical communications, RF and Microwave engineering, test and characterization of high-speed devices.
  • Experience in advanced packaging of electrical and/or optical devices (flip-chip, BGA, fiber array attachment)
  • Hands-on experience on characterization and measurements of s-parameters, bandwidth by using VNA, TDR, VSA, oscilloscope, signal or vector signal generator etc.
  • Primary responsibility is opto-electrical/rf design and characterization of fiber optic sub-assemblies, primarily > 100 Gbit/s and higher with focus on coherent transmission.
  • Experience with various simulation modeling tools, such as SW, HFSS, ADS, CST, Matlab, etc.
  • Work closely with both internal and external suppliers to develop the necessary active components (SiPh PICs, InP components, drivers, TIAs, analog ICs, etc.)
  • Identify and drive reliability, performance and yield improvement projects
  • Must be strong in problem solving with excellent communication skills to interact with engineering staff, external vendors, and contractors.
  • Interface with internal customers, in both NPI and production organizations.

Education & Experience
  • Master's degree (Dipl.-Ing.) or PhD in electrical engineering or computer science
  • Minimum 5 years of experience in the communications field
  • Extensive experience testing opto-electronic devices
  • Knowledge of coherent transmission is plus
  • Application knowledge in optical communication systems or optical DSP architectures would be a plus

Skills

Strong laboratory measurement skills required (optical and electrical lab measurements), including script-based test automation

Strong collaborative and communications skills are required for interactions with customers, with the design, process, and manufacturing teams.

Strong analytical problem-solving skills for product design and debug

Working Conditions
  • This position is hybrid / onsite
  • May require occasional off-site meetings or travel
  • Regular use of a computer and other office equipment is necessary
  • Interaction with team members and external contacts is a regular part of the job
  • May require occasional overtime and flexibility in work hours to accommodate the executive's needs

Physical Requirements
  • Sitting for extended periods while working on a computer or conducting 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.
  • Mobility within the office environment to attend meetings or interact with colleagues.

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.Job Summary:

Responsibilities:

Please review the job description.

Educational requirements:

  • high school

Desired Skills:

Please see the job description for required or recommended skills.

Benefits:

Please see the job description for benefits.

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