Automation Engineer

• 14 October 2026
• 100%
• Indefinite duration
• English (Intermediate), French (Native language)
• Rue du Collège 43, 2300 La Chaux-de-Fonds
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Reporting to the Equipment Engineering department, the Automation Engineer is responsible for the development, maintenance, standardization, and continuous improvement of SCS equipment control software. The position covers the entire lifecycle of automation systems: PLC/HMI development, commissioning, customer support, retrofitting of existing machines, and evolution of software platforms.

Essential responsibilities

• Develop PLC and HMI software for new machines and retrofit projects.
• Design modular, robust, and reusable software architectures.
• Maintain a common software architecture across different machine ranges.
• Develop and maintain standardized software libraries.
• Reduce technical debt of existing software by improving its readability, modularity, and maintainability.
• Modernize the control systems of installed machines.
• Diagnose and resolve software problems reported by customers.
• Participate in commissioning (FAT/SAT) and technical interventions; the position may require occasional travel in Switzerland and abroad.
• Collaborate with R&D, production, and sales teams.
• Maintain complete technical documentation (PLC, HMI, software architecture, troubleshooting and commissioning procedures).
• Participate in the continuous improvement of the company's automation standards.
• Ensure software version management (versioning) and traceability of modifications.
• Contribute to the development of new generations of machines.

Required technical skills

• Mastery of PLC programming (Beckhoff TwinCAT 3, CODESYS, or equivalent environment).
• Development of operator interfaces under TwinCAT 3 HMI (TE2000).
• Knowledge of industrial networks and protocols (Profinet, Modbus TCP, OPC UA, RS-232, etc.).
• Knowledge of industrial application development (HTML, CSS, JavaScript, Node.js, Vue.js, Electron, or equivalent technologies).
• Reading of electrical diagrams.
• Reading of mechanical plans.
• Knowledge of motion control, drives, and industrial instrumentation is an asset.
• Mastery of office tools.

Your profile

• HES/EPF Engineer or equivalent degree in automation, electrotechnics, mechatronics, or a similar field.
• 1 to 3 years of experience in an industrial environment.
• Excellent analytical and problem-solving skills.
• Autonomy and organizational skills.
• Team spirit and good communication skills.
• Rigor in documentation and tracking of modifications.
• Customer orientation and continuous improvement.
• French, minimum level C1.
• English, minimum level B2, C1 recommended.