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

Short Description Would you like to actively help shape the energy transition while gaining deep insights into the world of Power-to-X, e-fuels, and sustainability assessments? As a working student or intern, you can support us in the technical and environmental assessment of our processes and plants.

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Your tasks

• Conducting and evaluating process simulations for Power-to-X and e-fuel processes

• Preparing and plausibility-checking mass and energy balances

• Investigating different process configurations and operating cases

• Supporting the creation and further development of Product Carbon Footprints (PCF) and Life Cycle Assessments (LCA)

• Calculating and assessing greenhouse gas emissions, energy consumption, and CO₂ savings

• Supporting ISCC certification and the related technical documentation

• Collecting, structuring, and plausibility-checking process, energy, and emissions data

• Researching regulatory and methodological requirements, particularly for e-fuels and RFNBOs

• Further developing internal calculation methods, models, and templates

• Collaborating with process engineering, technology development, operations, and other specialist departments

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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