Skip to main content

Optical DSP Application Engineer

Job DescriptionJob DescriptionSalary: $120,000 - $140,000

Credo's Optical DSP Application Engineering Team

Fueling the next of AI data centers, our mission is to enable and drive high-speed communication by providing cutting-edge technology, world-class quality, and interoperability. We deliver advanced high-speed communication solutions, including chips, optical modules, and active optical cables. Our current chips support speeds up to 1.6TBps.


Key Responsibilities

  • Define and implement test plans and test cases.
  • Develop scalable test framework components.
  • Develop automation and flows for testing, data acquisition, and data analysis.
  • Set up lab testing environments, including evaluation boards, test equipment, and test code.
  • Create and exercise lab automation involving evaluation boards, third-party test equipment, data acquisition, and environmental conditions.
  • Bring up new systems that may include new hardware, chip firmware, or algorithms.
  • Collaborate with chip design teams.
  • Support FAE and sales teams as the first line of communication with customers, both pre- and post-sale.
  • Troubleshoot and perform root cause analysis of issues and bugs.
  • Implement algorithms for signal acquisition and link optimizations.
  • Work with customers to enable, optimize, and troubleshoot optical communication products.
  • Write and maintain technical documentation for both internal and external use.
  • Develop and exercise data and signal analysis tools and algorithms.
  • Perform system integration and optimization, mediating multiple cross-functional teams such as DSP design, analog design, firmware, software, specific hardware design, and optical components.
  • Conduct system integration on switch and server levels, simulating AI datacenter environments.

Education, Skills and Experience

  • Desire and willingness to learn and grow
  • Bachelor's degree+ in EE, CE or software engineering, or a related field.
  • 3+ years of experience in software or hardware development
  • Proficiency and delight in Python coding, including data and signal analysis
  • Some background and understanding of signal processing and digital communication
  • Some experience with hardware or high-speed communication systems, or strong desire to learn
  • Strong critical thinking, analytical and problem-solving skills.
  • Excellent communication and teamwork abilities.
  • Comfortable with Linux environment

Qualifications

  • Experience with fiber optic communication systems.
  • Experience with high speed SerDes
  • Experience in High-speed hardware design and signal integrity
  • Experience in Wireless or mobile communications, especially PHY
  • Knowledge of Ethernet and InfiniBand protocols and standards

Extra bonus points

  • Frontend and backend of webapp
  • Dashboarding applications like "Dash" and Grafana
  • Expert level of Pandas and NumPy
  • Expert level in Python's graphing libraries like Plotly and Pyplot

Optical DSP Application Engineer

San Jose, CA
Full time

Published on 07/16/2025

Share this job now