Mechanical Design Engineer – Autonomous Mobility & Healthcare

About the role

We are looking for a Mechanical Design Engineer to join Sphaira’s Berlin team. You will design, certify and document our first indoor mobility product and later contribute to a revolutionary indoor vehicle, combining autonomous mobility with healthcare applications.

Key responsibilities

• Create detailed mechanical designs and 3D CAD models for wheelchair components, frames, mechanisms and accessories.
• Develop and test prototypes, validate performance, safety and compliance, and iterate designs based on feedback.
• Research and select materials balancing cost, strength, weight, sustainability and manufacturability.
• Implement design modifications independently to meet evolving requirements.
• Prepare engineering drawings, specifications and technical documentation in line with regulatory and quality standards.
• Collaborate with suppliers and manufacturing partners to ensure cost‑effective, high‑quality production.
• Work cross‑functionally with design, engineering and product teams to integrate innovative features.

Required profile

• Bachelor’s or Master’s degree in Mechanical Engineering, Automotive Engineering or a related field.
• Previous mechanical design experience, preferably in healthcare, mobility or consumer products.
• Proficiency with 3D CAD software, specifically Fusion 360.
• Knowledge of manufacturing processes such as welding, injection molding and CNC machining.
• Familiarity with G‑Suite, Jira and Confluence is a plus.
• Independent, self‑responsible work style with strong problem‑solving abilities.

Required skills

• Fusion 360 (3D CAD)
• Welding
• Injection molding
• CNC machining
• G‑Suite
• Jira
• Confluence
• Python (optional)
• VHDL (optional)

What we offer

• Opportunity to work on innovative projects that impact healthcare.
• Dynamic startup environment focused on autonomous indoor mobility.
• Collaboration with a multidisciplinary team.