Senior engineer - High-Speed Signal Integrity
We are expanding our High-Speed High-Frequency team at the Grenoble Research Center and seeking a Senior Engineer – High-Speed Signal Integrity to contribute to cutting-edge high-speed wireline electrical communication (112 Gbit/s and beyond).
This is an opportunity to collaborate with global R&D teams, shape next-generation SerDes systems, and engage in high-impact research & development in a dynamic and innovative environment.
📍 Location: Grenoble, France
💼 Employment Type: Full-time
🏢 Industry: High-Speed Telecom | Signal Integrity | Research & Development
🔹 Key Responsibilities:
✔ Develop high-speed interconnects for 112+ Gbps per lane systems
✔ Design, simulate & analyze high-speed PCBs and interconnects
✔ Conduct lab verification using oscilloscopes, VNAs & other high-frequency tools
✔ Collaborate with HQ technical teams in China for project execution and reviews
✔ Define technology roadmaps & research strategies for high-speed signal integrity
🔹 Required Qualifications:
✅ Master’s degree or PhD in Electrical Engineering, Information Technology, Communication Engineering, or Electromagnetic Science
✅ Extensive experience in high-speed telecom/communication hardware design
✅ Proven track record in 56Gbps+ product development & delivery
✅ Expertise in high-frequency PCB design, impedance control, and crosstalk management
✅ Hands-on experience with system-level simulations (PCB, connector & cable-level analog signal simulations)
✅ Deep understanding of PCB/HDI stack-up design & fabrication limitations
➕ Preferred Skills:
🔹 Knowledge of high-speed SerDes architectures (Rx/Tx SerDes PHY, equalization techniques, CDR, DSP challenges)
🔹 Experience with lab testing & high-speed measurements (real-time oscilloscopes, VNAs, simulation correlation)
🔹 Familiarity with industry standards (IEEE 802.3, OIF-CEI, InfiniBand, CEI-224G)
🔹 Proficiency in technical simulation tools:
- High-Speed Design & Simulation: CST, ANSYS HFSS
- SI Analysis: ADS, Sigrity, MATLAB, Python
-
SerDes Modeling: Python, MATLAB, Verilog-A, ADS
🔹 Passion for R&D & technology innovation
🎁 What’s on Offer?
🚀 Work on cutting-edge high-speed telecom technologies (112 Gbit/s+ SerDes)
🌍 Join a world-class R&D center in Grenoble
📚 Collaborate with industry experts & global technical teams
💡 Shape the future of high-speed signal integrity research
If you're passionate about high-speed signal integrity, eager to drive next-gen innovation, and want to make an impact in global R&D, apply today! 🚀🔬
#SignalIntegrity #HighSpeedEngineering #GrenobleCareers #HiringNow
- Department
- Information & Technology
- Role
- Research Engineer
- Locations
- Grenoble
- Employment type
- Full-time
- Employment level
- Executive / Senior Level

About Wibit Consulting & Services (WibitCS)
I started my journey with a strong IT background, traveling across Europe and Asia, before stepping into the world of recruitment in 2018 as an IT recruiter. Today, I lead my own agency, backed by an incredible team of freelance recruiters.
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Senior engineer - High-Speed Signal Integrity
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