Electrical Engineer - Optical subassembly at Infinera

Posted in Engineering 12 days ago.

Location: Allentown, Pennsylvania

Job Description:


Location: Allentown, Pennsylvania
Full/Part Time: Full time
Req ID: 2021823

Electrical Engineer - Optical subassembly

The Electrical Engineer, optical subassembly, is responsible for electrical and control design of transmit/receive optical assembly (TROSA) for coherent transceivers. The position requires multitasking and interfacing with multiple engineering groups in multiple geographic locations. The successful candidate will have hands-on experience with designing small form factor optical assemblies for automated assembly in high-volume manufacturing.


  • Create and maintain TROSA electrical analog and digital interface specification including communication protocols such as SPI, MDIO, I2C. Interface with TROSA optical, mechanical and IC designers and lead design reviews as required.

  • Design owner for ADC/DAC and digital circuits inside the TROSA

  • Model and measure EMI noise susceptibility of control circuits and optical elements

  • Characterize and measure performance of prototype TROSA electrical functions and control loops

  • Create electrical test specification for TROSA manufacturing

  • Primary contact with transceiver electrical and firmware designers


  • BS or MS degree in Electrical Engineering, 5 years' experience

  • Demonstrated ability to initiate, prioritize, and drive projects to completion

  • Ability to effectively communicate ideas, concepts, and results to both highly technical and non-technical co-workers

  • Ability to function independently as well as in a team environment

  • CAD tools: experience with Cadence Concept HDL

  • Understanding of optical transceivers is a plus

  • Maintain a clean and safe working environment

  • Excellent written & verbal communication skills required

  • Ability to travel up to ~20%

#LI - JP1

Infinera is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, sex, age, status as a protected veteran, or status as a qualified individual with disability. EEO Employer/Vet/Disabled.