PLC Software Engineer

With over 140 years of Swiss engineering heritage, Sécheron Hasler Group is a global leader in high-power electrical and electronic equipment. Our solutions power railways, renewable energy, DC and AC networks, and industrial systems worldwide trusted for their precision, reliability, and innovation.

At the heart of modern rail infrastructure, our Traction Power Systems unit delivers cutting-edge DC and AC traction substations, protection systems, power conversion and digital monitoring solutions. Join us to shape the future of sustainable mobility with technology that keeps cities and countries moving. For the expansion of our team, we are seeking to hire in Satigny (Geneva) a dynamic and motivated PLC Software Engineer dedicated to customer project for Traction Power Systems.

Main tasks:

• Actively participates in the Internal and / or externe Kick Off meeting of the projects of your responsibility.
• Checking tenders documents on the basis of the customer's specifications, Secheron Specifications and Cost calculations.
• Perform comprehensive PLC Software Engineering such as Flowcharts and PLC / HMI programming.
• Produces PLC / HMI application for PLC and Protection Relay.
• Production support, especially during functional tests and customer FAT if requested.
• At the request of the project manager, participate in the approval by the customer of the PLC Software design.
• Responses to customers (via project manager).

• At least 5 years experience in a similar position.
• English & French, a third language would be a plus Spanish or Portuguese.
• Minimum Bachelor degree in the domain.

Nice to have:

• Communication protocol knowledge (Modbus, Profibus, Profinet, IEC61850, IEC60870-104).
• Network Architecture (Programmable switch).

We foster flat hierarchies and direct communication, enabling quick decisions and strong collaboration across all levels. You’ll be trusted with real responsibility and encouraged to take initiative, with plenty of opportunities to grow both personally and professionally.