Principal Engineer

Primary Duties & Responsibilities

Primary responsibility is 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 HFSS, ADS, CST, Pads, etc.

Work closely with both internal and external suppliers to develop the necessary active components (drivers, TIAs, analog ICs, DSP, etc.)

Identify and drive reliability, performance and yield improvement projects

Interface with internal customers, in both NPI and production organizations.

Education & Experience

B.S.

with 5 years of related experience, or M.S.

with 2 years, or Ph.D.

(M.S.

preferred, Ph.D.

a plus)

Strong academic background and knowledge of RF and Microwave engineering, ideally also in optical communications.

Expertise on high-speed optoelectronic and RF components - designs, specifications, characterization, performance, and qualification

Hands-on experience with various EM simulation modeling tools, such as HFSS, ADS, CST, Matlab, etc...)

Hands-on experience on characterization and measurements of s-parameters, bandwidth by using VNA, TDR, VSA, oscilloscope, signal or vector signal generator etc.

Solid foundation of understanding for high-speed optical transceivers

Identify and drive reliability, performance and yield improvement projects

Skills & Other Requirements

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

Hands-on technical background in generating schematics, netlists and PCB layout

Experience in advanced packaging of electrical and/or optical devices (flip-chip, BGA)

Work closely with both internal and external suppliers to develop the necessary active components (drivers, TIAs, analog ICs, etc.)

Working Conditions


* This position is on-site


* 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 En...