Process Development Engineer, Backend Die Packaging

Espoo, FinlandOn-site

Responsibilities

Develop, optimize, and characterize die packaging and backend processes for cryogenic and extreme-temperature environments •
Define and design backend processes from concept to production readiness •
Drive process transfer to production, including documentation, training, and qualification •
Support site-acceptance testing (SAT), tool installation, tool health monitoring and maintenance and ramp-up activities in collaboration with the equipment team •
Perform hands-on process implementation, testing, and validation •
Collaborate cross-functionally with wafer fab, QPU designers, test teams, operations, and facilities •
Demonstrated track record in setting up or scaling die packaging production lines •

IQM provides both on-premises full-stack quantum computers and a cloud platform to access its computers anywhere in the world.
We are expanding our backend and packaging activities targeting large quantum processor units (QPUs).
experience with solder reflow and microbump / flip-chip interconnect processes •
Strong understanding of UBMs (Under-bump metallizations), and solder alloy systems •
Experience in die package design for cryogenic or extreme environments •
Solid knowledge of cleanroom operations , contamination control, and process qualification •
BSc, MSc or PhD in Electrical Engineering, Applied Physics, or a closely related field
Microwave / RF fundamentals and impedance-controlled designs •
Advanced PCB design (high-frequency, rigid-flex, low-loss materials) •
Experience with superconducting materials or quantum device fabrication

IQM has over 300 employees with offices in Finland, Germany, France, Spain, Poland, Singapore, and the US. ( www.meetiqm.com )

IQM is a global leader in designing, building, and selling superconducting quantum computers.
IQM customers include leading high-performance computing centers, research labs, universities, and enterprises with full access to IQM's software and hardware.
As a Backend Process Development Engineer , you will contribute to planning and build-out of a cleanroom expansion dedicated to these processes.
Your job duties will include process flow design, tool configuration, and vendor interactions.
You will also have opportunities for hands-on operator work supporting process ramp-up and validation.
Your work will directly impact the performance and scalability of IQM’s superconducting quantum computers, focusing on production readiness, high reliability, and quality control.
Contribute to cleanroom build-out together with external consultants and infrastructure teams •
Interface with external tool vendors to evaluate capabilities and specifications
Preferred skills that can be useful but are not mandatory: •
High pad-count dies and fine-pitch interconnects •