We are looking for an engaged and qualified Senior PLC Developer (f/m/d) to strengthen a cross-functional engineering team for an international company in the medical device industry located in Rotkreuz. In this role, you will play a pivotal part in designing, bringing up, and documenting modular real-time control software for next-generation automated instrument systems.
General Information
- Start Date: As soon as possible (Latest possible start date: 01.12.2026)
- Duration: 4 years (until 31.12.2030, with a high likelihood of extension)
- Workplace: Rotkreuz
- Workload: 80–100%
- Home Office: Yes (up to 1 day per week, onsite presence required for instrument testing)
- Travel: Occasional international travel (less than 10%, primarily to Germany)
Tasks & Responsibilities
- PLC Software Engineering: Design, build, and maintain modular, structured real-time PLC software from the ground up in Structured Text (ideally utilizing B&R controller platforms).
- Electrical & Hardware Design: Perform hands-on electrical engineering tasks including cable design, wiring schemes, PCB layout/schematics design, cabinet layout reviews, and EMC testing.
- System Bring-Up & Integration: Provide active, hands-on support for bringing up new instrument modules, interfacing existing automation designs, and conducting integration tests on live instruments.
- Interdisciplinary Collaboration: Work closely with hardware, mechanical, and high-level software teams to ensure seamless integration between physical hardware, electrical components, and control software.
- Compliance & Formal Documentation: Author, maintain, and own the formal technical documentation for the control software and electrical subsystems in line with industry standards.
- Troubleshooting & Issue Resolution: Conduct thorough root-cause analysis and issue tracking during instrument testing and integration phases in a structured, pragmatic manner.
Qualifications & Requirements (Must-Haves)
- Education: University degree (BSc / MSc / Fachhochschule) in Electrical Engineering, Automation, Systems Engineering, or a related technical field.
- PLC Development Experience: Minimum 3 years of hands-on, professional experience developing industrial PLC control software (Structured Text).
- Electrical Design Experience: Minimum 3 years of hands-on experience in electrical hardware engineering, including reading/interpreting schematics, wiring, cable drawing, and PCB design.
- Software & Design Toolchain: Proven proficiency in standard PLC development environments and electrical/PCB schematic tools.
- Cross-Functional Working Style: Pragmatic problem-solving mindset with strong social skills and a proven ability to thrive within an interdisciplinary, agile team environment.
- Language Skills: Professional proficiency in both German (fluent) and English is essential.
Desirable Skills (Nice-to-Haves)
- Experience with B&R Automation Studio, EPLAN, or Siemens Xpedition.
- Practical programming experience with C# and Python for automation or scripting purposes.
- Deep experience in motor control applications and complex automated instrument workflows.
- Strong advanced background in complex electrical system design and electromagnetic compatibility (EMC) compliance.
Randstad