Senior Mechanical Engineer

Menhir Photonics is a dynamic Swiss laser manufacturer offering laser solutions of unprecedented robustness and reliability to customers around the globe. Based in Zurich, Switzerland, our team has strong expertise in the development and production of ultrafast lasers for the markets of aerospace, telecom, and metrology. For our ambitious business scale-up we are looking for a Senior Mechanical Engineer to support the team and project managers with mechanical developments and processes.

Your profile

Key Responsibilities & Duties

• Leading technical projects
• Design CAD sub-assemblies and interfaces to larger CAD assemblies for optomechanical components and optoelectronic subsystems
• Perform rigorous tolerance analyses to ensure mechanical feasibility of the designs
• Create detailed, tolerance 2D drawings with FAI (First Article Inspection) for optical & mechanical components based on design for manufacturing considering supplier’s fabrication methods and metrology capabilities
• Evaluate and select materials capable of achieving high-quality module performance while suitable for mass production
• Close collaboration with external mechanical workshops and suppliers
• Support high quality standards and practices according to ISO9001

• 3-5 years experience in a similar role
• One of the following degrees: Höhere Fachschule (HF), Fachhochschule (FH), Bachelor's or Master's Degree in Mechanical or Optomechanical Engineering
• Experience with CAD (SolidWorks) and PDM (3DExperience) software
• Knowledge of mechanical and thermal properties of glass, plastic, metal, and electrical component materials commonly used in optical modules
• Experience with bonding technologies, specifically with adhesive processes, epoxies, and UV-curable adhesives
• Knowledge in the field of product development and the development of manufacturing processes is advantageous
• Strong understanding of GD&T (Geometrical Dimensioning and Tolerancing) and mechanical metrology
• Understanding the basic principles of optics, opto-mechanics and opto-electronics assembly in cleanroom conditions
• Fluent English and German are required

• The position is 80% to 100% (34-42 hours/week)
• One day of home office per week is possible
• The workplace is located at our headquarters near Zurich, Switzerland in Dübendorf
• The preferred starting date is as soon as possible

If you are passionate about hands-on manufacturing and precision engineering, and have experience working with optics, photonics, laser systems, or delicate components, we would love to hear from you. This role is ideal for someone who takes pride in producing high-quality hardware, enjoys troubleshooting technical challenges, and thrives in an environment where precision, quality, and continuous improvement matter.

Please submit your application by clicking the “Apply for this Job” button below. Include your CV and a cover letter in English explaining why you are an excellent fit for this role. We look forward to receiving your application!

Applications from headhunters or third parties will not be considered.

Why us?

You will be joining a fast-growing scale-up in our beautiful new office in Stettbach. Our international team values excellence, collaboration, and integrity. As we continue to grow rapidly, we are still building and refining our processes—your ideas and input will be valued as we establish best practices and streamline operations. We offer flexible working hours, a transportation subsidy, team events, a central location, modern, spacious offices with air conditioning, a cafeteria in the building, and opportunities for learning, development, and growth.

About Us

Menhir Photonics is a dynamic Swiss laser manufacturer offering laser solutions of unprecedented robustness and reliability to customers around the globe. Based in Zurich, Switzerland, our team has strong expertise in the development and production of ultrafast lasers for the markets of aerospace, telecom, and metrology.