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Josephson Amplifier Engineer

Salary Competitive

IQM is the European leader in superconducting quantum computers, established in Espoo, Finland. In three years, we have grown to 190+ employees and have established subsidiaries in France, Germany, and Spain. We build quantum computers for research laboratories and supercomputing centers. For industrial customers, we deliver quantum advantage through our unique application-specific co-design approach. 

We build world-leading quantum computers for the well-being of humankind now and in the future.


You will design, measure, and characterize quantum computing hardware as a Josephson Amplifier Specialist. You'll create methods for optimizing quantum processors and will collaborate on a variety of projects that will contribute to IQM's mission of building a quantum computer.


What will I be doing?

  • Create and simulate quantum processors with low-error quantum gates and fast, high-fidelity readout for improved performance.
  • Superconducting quantum circuit measurement and characterisation, including processor calibration and benchmarking
  • Control electronics and cryogenic refrigeration are used in the operation of the quantum processing support infrastructure.
  • Design for (quantum part of) readout amplification chain

What skills do I need?

  • PhD in circuit QED / Superconducing microwave circuits
  • Design of at least some of the following, not just used as part of a measurement setup
    • Wideband near-quantum-limited microwave amplifier, eg. TWPA / IMPA (travelling wave / impedance-matched parameter amplifier)
    • Non-reciprocal parametric devices eg. frequency converter, circulator
  • Has seen his/hers designs come out from fab and measured them

What can I expect from IQM?

  • A great opportunity to perform world-class R&D and implement cutting-edge technology
  • Sufficient financial backing for ambitious projects
  • An opportunity to work with a passionate and diverse team on an important mission
  • A unique opportunity to make a real impact on the future of quantum
  • Growth and progress in a creative and open start-up environment


Meet our people and hear more about IQM by visiting our Youtube channel here

We'll proceed with the interviews immediately, so please submit your application soon.

Perks and benefits

This job comes with several perks and benefits

Flexible working hours
Flexible working hours

Time is precious. Make it count. Morning person or night owl, this job is for you.

Free coffee / tea
Free coffee / tea

Get your caffeine fix to get you started and keep you going.

Near public transit
Near public transit

Easy access and treehugger friendly workplace.

Free office snacks
Free office snacks

Peckish after lunch? We got your back with soft drinks, treats and fruit.

New tech gear
New tech gear

Are you a true Tech Savvy? Macbook, trackpad, you name it, we get you covered.


Strengthen your body with office yoga and handstands or leave your body in good hands by our masseuse.

See all 15 benefits

Working at
IQM Quantum Computers

IQM is a Pan-European leader in quantum computers. IQM provides on-site quantum computing for research labs and supercomputing data centers and offers full access to its hardware. For industrial customers, IQM delivers the quantum advantage through a unique application-specific co-design approach. IQM is building Finland’s first commercial 54-qubit quantum computer with VTT, and an IQM-led consortium (Q-Exa) is building a quantum computer in Germany that will be integrated into an HPC supercomputer to create an accelerator for future scientific research. IQM has offices in Espoo, Munich, Madrid and Paris, and employs over 190 people. More information: www.meetiqm.com

Read more about IQM Quantum Computers

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