Working Student / Intern (m/f/d) Process & Sustainability Engineering

Your profile

• Advanced studies in process engineering, chemical engineering, environmental engineering, energy and environmental technology, or a comparable technical field
• Interest in Power-to-X, e-fuels, process simulation, and sustainability assessment
• Ideally, initial experience with process simulations, e.g. Aspen Plus, Aspen HYSYS, or comparable tools
• Initial exposure to LCA, PCF, carbon accounting, or sustainability certification is an advantage
• Good understanding of mass and energy balances as well as thermodynamic relationships
• Confident use of Excel
• Analytical, structured, and independent way of working
• Very good German and English skills
• The position is based at our Karlsruhe or Frankfurt office and is not a remote role.

Why us?

• A fast-growing start-up with a clear mission
• Varied and responsible tasks
• Plenty of room for initiative and creative freedom as well as personal and professional development
• Flexible working hours
• Flat hierarchies and an open corporate culture
• Free drinks & snacks

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Posted Nov 01, 2026

Posted Nov 01, 2026