Senior Automation Software Engineer (f/m/d)

Intro

Your Mission

• Develop and maintain Siemens PLC applications, reusable function blocks, and standardized control architectures for NexWafe's production equipment.
• Design and implement workflow-driven process automation, recipe management, and orchestration systems using Node-RED or similar platforms.
• Integrate instrumentation, machine equipment, industrial networks, and SCADA/MES systems into a reliable and scalable automation environment.
• Develop industrial software applications, APIs, HMIs, dashboards, and analytics tools.
• Collaborate closely with process engineers and cross-functional stakeholders to translate process requirements into robust and user-oriented automation solutions.
• Support equipment commissioning, troubleshooting, and optimization activities to ensure stable, efficient, and reliable production processes.

Your profile

• Master's degree in Automation Engineering, Electrical Engineering, Computer Science, Mechatronics, Software Engineering, or a comparable field.
• At least 5 years of PLC programming experience, including TIA Portal and Structured Text.
• Experience with industrial automation, machine control systems, and commissioning.
• Proficiency in at least one modern language such as C#, Python, JavaScript, or C++.
• Practical experience with industrial communication technologies such as OPC UA, Profinet, Modbus TCP, MQTT, or REST APIs.
• A structured and solution-oriented working style combined with strong analytical and problem-solving skills.
• Excellent communication and collaboration skills in interdisciplinary and international teams.
• Fluent English language skills, both written and spoken. German language skills are a plus.
• Experience with Node-RED, workflow engines, or process orchestration platforms.
• Experience with Grafana or other visualization software tools, industrial data systems, and advanced analytics.
• Experience with web technologies and modern software frameworks such as React or Angular.
• Experience with Git and modern software development practices.
• Willingness to occasionally travel within Germany and internationally for project and commissioning activities.

Why us?

• A diverse team: Short decision-making processes, flat hierarchies and collaboration with experts from different areas await you.
• A diverse and exciting job: A company that contributes to the commercialisation of environmentally friendly solar energy with a low carbon footprint.
• Stability with a certain degree of flexibility: A permanent position with flexible working hours.
• Attractive remuneration programme: An attractive salary, a company pension scheme and profit-sharing for employees.
• Healthy balance: Take your physical and mental health to the next level with an annual health budget and a HanseFit membership!
• Expand your language skills: Optimise your career prospects with the language courses offered.

About us

At NexWafe, we're striving to set a new standard for the future of photovoltaic wafer production. The need for efficient, affordable and cleanly produced solar technology has never been greater – we're rising to meet that challenge.

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