Optical DSP Design Engineer

About the Role

Celero Communications Inc. is an exciting and fast-growing start-up in the semiconductor industry, pushing boundaries with innovative technologies that power the world’s most advanced AI and data center infrastructure.

Locations: Ottawa, Ontario, Canada and Vancouver, British Columbia, Canada

Key Responsibilities

• Research, develop, and evaluate digital signal processing (DSP) algorithms for high-speed optical communication systems.
• Design and optimize DSP blocks used in optical transceivers, including adaptive equalization, timing recovery, carrier phase recovery, polarization demultiplexing, and nonlinear compensation.
• Develop system‑level simulation models of optical communication links and evaluate DSP algorithm performance under realistic channel conditions.
• Analyze performance under various impairments such as noise, chromatic dispersion, polarization effects, and hardware non‑idealities.
• Verify and optimize algorithm performance through floating‑point and fixed‑point simulations.
• Develop bit‑accurate and cycle‑accurate models to support ASIC implementation.
• Document design details and collaborate with ASIC, firmware, and verification teams to ensure reliable implementation in silicon.

Preferred Qualifications

• Master’s or Ph.D. degree in Electrical Engineering, Physics, or Mathematics.
• Minimum of two years of industry experience in related fields.
• Strong background in digital signal processing and digital communications.
• Experience with DSP algorithms for optical communication systems.
• Programming experience in C/C++, Python, MATLAB, or similar languages.
• Experience in modeling communication systems.
• Familiarity with forward error correction (FEC) schemes used in communication systems.
• Experience modeling optical components and electrical frontends of optical transceivers.
• Experience with version control systems, specifically GitHub.
• Familiarity with Verilog or VHDL is a plus.
• Team player with a mindset focused on the successful delivery of the first product.

Why Join Us

• The chance to play a foundational role at a high-growth semiconductor start-up.
• Work on cutting‑edge optical communication technologies for AI and data center connectivity.
• A collaborative, international team culture where ideas and initiative are valued.
• The opportunity to grow alongside Celero as we scale and shape the future of our industry.

Salary Range

$150,000 - $250,000 Base Annually

The final offer will be determined based on job‑related skills, experience, qualifications, and location.