Senior IC Designer

Darwin Recruitment; Espoo; On-site; EUR 70,000 - 100,000; Full time

Job summary

Darwin Recruitment is seeking an IC Designer to join a technology-focused team at the intersection of CMOS IC design and quantum computing. You will work closely with hardware specialists, researchers and engineers to deliver advanced CMOS designs for cryogenic environments.

The role covers IC design, cryogenic PDK development and cross-functional collaboration across circuit design, layout and device modeling, with emphasis on high-performance analog, RF and digital integration in cryogenic

Qualifications

• Strong CMOS circuit design expertise with experience in analog/mixed-signal, RF, and digital integration.
• Experience with cryogenic operation and related design challenges is a plus.
• Familiarity with FDSOI device design and layout considerations.

Responsibilities

• IC Design: Contribute to CMOS IC design projects and deliver designs within demanding timelines.
• Cryogenic PDK Development: Develop and maintain cryogenic process design kits (PDKs) for proprietary CMOS technology.
• Collaborate across circuit design, device modeling, layout, verification, and technology development activities.

Skills

CMOS circuit design

Analog & mixed-signal design

RF design

Digital integration

FDSOI design

Device layout

Tools

Verilog/Verilog-A

SPICE

Python/MATLAB

CAD/PDK

C/C++

PCell development

Automation scripting

Git workflows

Job description

Role Overview

We are looking for an IC Designer to join a technology-focused team working at the intersection of CMOS integrated circuits and quantum computing. You will work closely with hardware specialists and collaborate with researchers, engineers, and other technical experts.

Key Responsibilities

• IC Design: Contribute to CMOS IC design projects and help deliver designs within demanding development timelines.




• Cryogenic PDK Development: Develop and maintain cryogenic process design kits (PDKs) for proprietary CMOS technology.




• Collaborate across circuit design, device modeling, layout, verification, and technology development activities.

Required Qualifications

Strong expertise in CMOS circuit design, with experience in at least two of the following areas:

• Advanced analog and mixed-signal design: low-noise circuits, ADC/DACs, PLL/VCOs, sensor interfaces




• RF / high-frequency design: switches, multiplexers, oscillators, matching networks, phase-noise optimization




• Digital integration: custom logic, FSMs, counters, calibration engines, analog/digital co-design




• FDSOI design: body biasing, variability management, wide-temperature and cryogenic operation




• Device physics and layout: mismatch, parasitics, full-custom layout

Programming & Design Automation

Experience with several of the following:

• HDL: Verilog, Verilog-A/AMS




• SPICE: simulation and verification, including Monte Carlo, corner analysis, and device modeling




• Scripting: Python, MATLAB, shell scripting for automation and data analysis




• CAD / PDK: PCell development and PDK customization




• Supporting technologies: C/C++, laboratory interfaces, Git-based development workflows




• PCell creation and parameterization for layout generation




• CAD flow setup, automation, and maintenance




• Professional proficiency in English

Preferred Qualifications

• Experience developing custom PDKs




• PDK integration and customization, including models, layers, and rule decks




• Device modeling and validation, including DC, RF, and cryogenic characterization




• Development and debugging of LVS/DRC/ERC rule decks




• Knowledge of PCB design and relevant tools




• Experience working in an industrial R&D environment