Senior Mechanical Designer, Safera Oy, Espoo

About the role

In this role, you will lead and execute mechanical design for innovative electronic devices and optical sensor systems. You will play a central role in transforming concepts into reliable, mass-manufacturable products, working closely with cross-functional teams in a compact, dynamic environment.

You are offered

• Full Ownership & Impact: A key role with total responsibility for the mechanical design department, giving you the freedom to shape engineering processes and influence final product outcomes.
• Agile & Collaborative Environment: A startup-like company culture with small teams, flat hierarchy, and minimal bureaucracy, where your initiative and ideas are valued.
• Diverse & Modern Tech Challenges: Opportunities to work on cutting-edge products combining precision mechanics, optical sensors, LEDs, and advanced airflow/thermal management.

Work tasks

In this role, you will lead and execute mechanical design for innovative electronic devices and optical sensor systems. You will play a central role in transforming concepts into reliable, mass-manufacturable products, working closely with cross-functional teams in a compact, dynamic environment.

• End-to-end mechanical engineering from initial concept design to final production support.
• Designing small, highly complex injection-molded plastic components.
• Integrating optics, sensors, and LEDs into compact device frames.
• Utilizing airflow and thermal management simulations to optimize product performance and reliability.
• Taking full ownership of the mechanical design department and self-coordinating your daily work.

We are looking for

• Advanced knowledge of injection-molded plastic design for small, complex products
• Good understanding of fluid dynamics (CFD) and airflow simulation
• Strong capability for self-coordination and taking full ownership of projects
• Professional working proficiency in English

It is meritorious if you have

• Knowledge of optics design, particularly lenses, reflectors, or thermal imaging
• Experience designing consumer electronics, wearables, or laboratory devices
• Proficiency in Finnish

To succeed in the role, your personal skills are:

• Stress tolerant
• Orderly
• Responsible
• Assertive
• Intellectually curious
• Respectful

Our recruitment process

This recruitment process is handled by Academic Work and it is our client’s wish that all questions regarding the position is directed to Academic Work.

Our selection process is continuous and the advert may close before the recruitment process is completed if we have moved forward to the next phase. The process includes two tests: one personality test and one cognitive test. The tests are tools to find the right talent for the right position, to enable equality, diversity, and a fair process.

Safera Oy

Safera Oy is an innovative technology company specializing in smart sensors, fire safety, intelligent ventilation, and air quality monitoring. With an agile, startup-like culture and a rapidly expanding R&D team, Safera offers a collaborative environment where passionate experts build high-end tech from the ground up.