Analog RF & IC Design Products & Technology

quobly.io; Grenoble; Hybrid; EUR 65,000 - 90,000; Full time

Benefits offered by this job

Work from home up to four days perweek

Public transport subsidy 75%

Grenoble tech ecosystem & research hub

Job summary

Quobly in Grenoble is seeking an Analog RF & IC Design engineer to shape the architecture and implementation of high‑frequency circuits. You will design the RF block (LNA, PA, mixers and VCO/PLL), matching networks, and use EM simulators to model parasitics and interconnects.

Collaboration with the R&D team will be essential to ensure optimal performance. Master’s or PhD in RF/Microwave Engineering or Electromagnetics is highly preferred, with strong HF design experience and proficiency in

Qualifications

• Master’s degree or PhD in RF/Microwave Engineering or Electromagnetics preferred.
• Significant experience in high-frequency RF design.
• Proficient with RF design tools: Keysight ADS, Cadence SpectreRF, HFSS, Momentum, EMX.

Responsibilities

• Design the RF Block (LNA, PA, Mixers, VCO/PLL) and matching networks.
• Use EM simulation to model inductors, capacitors, and interconnects at high frequencies.
• Supervise or perform layout to manage parasitics and substrate coupling.
• Manage signal integrity to preserve qubit coherence.
• Design RF circuits, active and passive components.
• Collaborate with R&D and product teams.

Skills

High-frequency RF design

Analytical mindset

Multidisciplinary teamwork

Education

Master’s or PhD in RF/Microwave Engineering or Electromagnetics

Tools

Keysight ADS

Cadence SpectreRF

HFSS

Momentum

EMX

Job description

Quobly aims to have a strong impact on society by providing cost-competitive universal quantum processors to solve currently intractable problems.
Founded in 2022, Quobly is a fast-growing start-up located in Grenoble’s vibrant and multidisciplinary ecosystem. The company relies on the CNRS Neel Institute and CEA-Leti and benefits from the dynamic of strong links between research and industry.
We are looking for a Analog RF & IC Design. As Analog RF & IC Design, you will be responsible for developing the architecture, design, and implementation of high-frequency circuits.

Technical Challenges

• You will design the RF Block (High Frequency Block: LNA, PA, Mixers and VCO/PLL
• You will design matching networks (Impedance matching)
• You will use Electromagnetic Simulation (2.5d/3DEM simulators) to model the effects of inductors, capacitors, and interconnects at high frequencies.
• You will supervise or perform the layout to manage parasitic capacitance, inductance, and substrate coupling.
• You will manage the Signal Integrity to preserve qubit coherence
• You will design the RF Circuit, active and passive components
• Collaborate with talented people in a culture of transparency and autonomy.
• As part of the product team, you’ll work closely with the entire R&D team
• You hold Master’s degree or PhD (highly preferred) in RF/Microwave Engineering or Electromagnetics.
• You have significant experience in high-frequency RF design
• You ‘re proficient in the following tools: Keysight ADS or Cadence SpectreRF, EM Solvers (HFSS, Momentum, EMX).
• You have a Analytical mindset, scientific rigor and the ability to work in a multidisciplinary team (interacting with physicists, software engineers, and material scientists).

If you miss some skills, just think of applying anyway. We are convinced that your experience together with willingness and sense of adventure can make the difference.

• Working in Grenoble, home to some of the fastest-moving tech and industrial companies around, and a great base camp for a wide range of activities from outdoor and mountain sports to arts and culture.
• Grenoble offers an affordable lifestyle, ensuring you can plan for a comfortable future while advancing your career with us.
• The opportunity to develop in-demand skills alongside the best researchers in their fields.
• A collaborative work environment and a company culture where trust is paramount and where individual contributions are recognized.
• Presenting at international conferences to share our latest results.
• Work-life balance, with a standard package of 213 workdays per year.
• Work from home up to four days per week, depending on the position.
• Employer contribution to public transportation (75% covered) passes and human-powered mobility solutions.