Senior PCB Design Engineer - High-Speed Systems

About the Company

A pioneering technology firm developing faster and more energy-efficient data center networks by using photonics instead of traditional electrical signaling. Their innovation enables seamless, low-latency communication between AI systems and servers, improving performance while reducing power consumption.

Senior PCB Design Engineer - High-Speed Systems

Location: Belgium

Type: Full-time

About the Role

We are seeking a Senior PCB Design Engineer to join our hardware team developing next-generation optical switching solutions for datacenters. You will be responsible for designing high-speed PCBs that integrate complex ASICs and FPGAs, working at the cutting edge of 400G/800G networking technology.

Key Responsibilities

Lead design of multi-layer PCBs for high-speed digital and RF applications up to 56 GHz

Develop carrier boards integrating Marvell Prestera ASICs and Xilinx Virtex/Versal FPGAs

Implement QSFP-DD interfaces for 400G/800G optical modules

Ensure signal integrity for SerDes lanes operating at 25G/56G/112G

Collaborate with FPGA designers on pinout optimization and I/O planning

Perform SI/PI analysis and design validation

Support board bring-up and debugging activities

Work with manufacturing partners on DFM optimization

Mentor junior engineers and provide technical leadership

Required Qualifications

Master's degree in Electrical Engineering OR Bachelor's degree with 8+ years of relevant experience

Minimum 5 years of hands-on experience in high-speed PCB design (>10Gbps)

Proven track record with controlled impedance and HDI designs

Deep expertise with high-speed interfaces (PCIe Gen4/5, DDR4/DDR5)

Strong understanding of signal integrity and power delivery networks

Extensive experience with BGA fanout for complex packages (1000+ pins)

Proficiency with industry-standard EDA tools

Excellent problem-solving and communication skills

Preferred Qualifications

Experience with datacenter networking hardware

Knowledge of optical transceiver integration

Familiarity with thermal management for high-power devices

Understanding of IEEE 802.3 and OIF standards

Experience with RF design above 25 GHz

3 days working from home per week