Senior optical characterization engineer

About Liom:

Liom is a Swiss health-tech startup dedicated to revolutionizing the field of personalized health monitoring. Our objective is to develop the first health wearable monitoring glucose non-invasively. We will launch our wearable as a consumer product in Europe in 2028, and then as a medically cleared product in the US. Our team consists of over 35 staff, including more than 15 PhDs, with deep expertise in entrepreneurship, product development, and the required engineering as well as scientific disciplines. We are operating out of our lab facilities in Pfäffikon SZ, Switzerland.

Your mission:

• Lead the development of test concepts for micro-optical components, optical assemblies, and integrated photonics systems, including definition, implementation (opto-mechanics, electronics, software), and maintenance of test infrastructure.
• Develop test plans, procedures, and validation strategies tailored to a wide range of optical characterization requirements.
• Lead and conduct investigations and test campaigns, including data analysis, interpretation and reporting.
• Collaborate with R&D teams to define testability requirements early in the product design phase, ensuring test-driven development.
• Supervise prototype and pre-production testing phases
• Work cross-functionally to support system definition, prototyping activities, and foster data-driven decision-making.
• Implement process improvements to increase reliability, repeatability, and traceability of test results.
• Contribute to the management and maintenance of state-of-the-art lab infrastructure, including the definition, planning, and continuous improvement of test facilities.
• Mentor and coach junior team members

Your profile:

• PhD or MSc in Physics or Engineering, with
  5+ years of experience
  in metrology and/or testing of micro-optics and/or optoelectronic systems.
• Strong hands-on experience developing and operating optical test benches.
• Demonstrated expertise in creating and executing verification and test plans.
• Practical experience with automation tools such as LabVIEW and/or Python.
• Fluent in English, with excellent written and verbal communication skills.
• Comfortable working in a fast-paced, dynamic environment with multiple parallel priorities.
• Strong team player with a collaborative mindset.

Following skills are a plus:

• Experience with a variety of optical spectroscopy techniques.
• Industry experience in consumer electronics.
• Familiarity with micro-optical manufacturing and processing techniques.

We offer:

Work/Life Balance

Working at a growing health-tech start-up is demanding and our goals are ambitious, which is why our team puts a strong emphasis on work-life balance. It isn't about how many hours you spend at home or at work; it's about the flow you establish that brings energy to both parts of your life. Therefore, we offer flexibility when it comes to presence in the office ensuring the right balance between impact at work and your private life. Values and Mission are important at Liom, as the ultimate goal is to improve people's well-being and we aspire to live that. We will have the chance to discuss values and mission during the interview process.

Diversity

With 15 nationalities in the company, we strive to build a diverse and exciting environment. We care about diversity and equal opportunities.

Mentorship & Career Growth

Our team is dedicated to supporting new members. We have a broad mix of experience levels and tenures, and we're building an environment that celebrates knowledge sharing and mentorship.

Join an amazing, collaborative team

You'll be supported by knowledgeable, approachable colleagues and have plenty of chances to learn, exchange ideas, and hear new perspectives. You'll work closely with our R&D teams across Biomedical Science, Biochemistry, Biophotonics, and Electrical Engineering.

Our recruitment process

The interview process consists of three stages:

Introduction video call

Technical Interview

On-site interview