Senior Engineer for High-Performance Devices

3 days ago


Stockholm, Stockholm, Sweden Bravura Sverige AB Full time

Coherent in Järfälla is at the forefront of innovation in the field of optoelectronics, delivering cutting-edge solutions that drive technological advancements. We are seeking a talented and experienced Senior Semiconductor Design Engineer to join the team.

About the company

As a division of the global technology leader Coherent Corp., we have a presence in 73 locations across 18 countries, including the USA, China, Australia, Germany, and Switzerland. Our commitment to advancing breakthrough technologies has earned us recognition globally.

We specialize in the development of pioneering and high-quality optoelectronic products, contributing significantly to technological progress from materials to systems to meet increasing demand for our world-leading components. As a financially stable and fast-growing organization, we take pride in serving some of the world's most renowned tech companies.

Our multicultural work environment at the Järfälla facility hosts around 280 professionals, including operators, technicians, process engineers, development engineers, and software engineers. Together, we form a dynamic team that thrives on collaboration and efficient decision-making. You will join the Design team within the Product Development department.

Key responsibilities include designing and optimizing high-performance optoelectronic devices, collaborating with industry-leading experts, and directly contributing to our next-generation products.

  1. Model and simulate semiconductor optoelectronic devices such as quantum-well based lasers and modulators to support design optimization and verification processes.
  2. Design test structures and specify test methods to extract specific material and design parameters.
  3. Perform advanced device characterization in the lab to validate the design and extract the design parameters needed for modeling and design improvement iterations.
  4. Develop and specify test methods and procedures for performance evaluation.

Key skills and qualifications for this role are essential.

  • Broad technical competence in material physics, semiconductor and optoelectronic devices and technology, numerical modeling is required.
  • Deep expertise in multi-quantum well based optoelectronic devices, and semiconductor device modeling is required.
  • A PhD with a minimum of 5 years, or MSc with a minimum of 10 years, of professional experience in semiconductor electronic or optoelectronic devices is necessary.
  • Proficiency in English (oral and written) is required; Swedish proficiency is desirable.
  • Strong problem-solving abilities, initiative, and organizational skills, along with good communication and interpersonal skills, are preferred.


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