Senior Mechanical Engineer - MedTech; m​/f​/d

Work Selection AG

As a first-tier supplier to our renowned business partner Roche Diagnostics in Rotkreuz
, we are currently looking for a motivated and dedicated Senior Mechanical Engineer for a temporary assignment of 1 year, with high probability of extension.

Roche is seeking a Senior Mechanical Engineer to strengthen the cross‑functional engineering team. In this role, the successful candidate will help shape the next generation of Blood Gas & Electrolytes (BG/E) Analyzers. This collaborative, high‑impact position is located at the site in Rotkreuz, Switzerland, and offers the flexibility to tailor responsibilities to unique strengths.

The perfect candidate is a motivated Mechanical Engineer with a degree in Mechanical Engineering (FH/BSc/MSc) and 6–8 years of relevant industry experience. The ideal candidate possesses deep expertise in injection molding design and plastic technologies, with a strong background in Design for Manufacturability (DFM) across the full product development lifecycle. This role requires proficiency in CAD design – specifically Solid Works – and experience in developing complex medical systems within a regulated environment.

Roche values an analytical approach, the ability to manage multidisciplinary stakeholder and vendor relationships effectively, and a commitment to working within an agile, collaborative team structure. Professional proficiency in English is required for this project‑based role, while German language skills are considered a distinct advantage.

• Project & Supplier Ownership:
  Take accountability for deliverables within a matrix‑organized project structure; actively collaborate with external development partners and suppliers while driving own core work packages.
• Full Lifecycle Development:
  Lead all phases of mechanical development from initial concept and design review through unit testing, bug fixing, and maintenance with a current strategic focus on Design for Manufacturability (DFM).
• Advanced Plastics Engineering:
  Drive the architectural and detailed mechanical design of complex functional consumables, optimizing for high‑volume injection molding and advanced plastic technologies.
• Agile
  
  Collaboration:
  
  Participate in defining, estimating, planning, and executing work packages within a sprint‑based Agile environment, collaborating closely with Product Owners, Scrum Masters, Architects, and Developers.
• Advanced Engineering Analysis:
  Define and perform rigorous engineering analyses, including Finite Element Analysis (FEA), Failure Modes and Effects Analysis (FMEA), Tolerance Analysis, and various physics‑based simulations.
• Technical Leadership & Mentorship:
  Provide technical guidance and mentorship to junior engineers, driving complex technical problem‑solving and taking ownership of mission‑critical tasks.
• Cross‑Functional Reviews:
  Lead, execute, and contribute to comprehensive technical reviews involving diverse stakeholders across R&D, Operations, and Customer Support.

• Degree in Mechanical Engineering (FH / BSc / MSc) with a minimum of 6–8 years of relevant, hands‑on industry experience.
• Plastics & Injection Molding Expertise:
  Superior, long‑term proficiency in injection molding design and plastic technologies. Ideally, a proven track record of developing functional consumables with a focus on cost‑optimised, large‑scale series production.
• Proven Lifecycle Expertise:
  Extensive professional experience driving all phases of mechanical development, with deep‑rooted expertise in Design for Manufacturability (DFM).
• Stakeholder & Vendor Management:
  Demonstrated success working in multidisciplinary teams, with strong capabilities in managing external development partners and suppliers.
• CAD & Standards Proficiency:
  Proficiency and willingness to perform hands‑on CAD design (Solid Works preferred, integrated with SAP) in strict compliance with ISO 8015 / Geometrical Product Specifications (GPS) for 2D drawings and 3D models.
• Analytical Mindset: A strong affinity for methodical, systematic approaches in the early phases of product development, backed by solid fundamentals in physics and engineering.
• Medical Device Background:
  Desired…