{"id":1972805,"url":"https://alion.io/job/ineratec-working-student-intern-mfd-process-sustainability-engineering","title":"Working Student / Intern (m/f/d) Process & Sustainability Engineering","company":{"id":695533,"name":"INERATEC","domain":"ineratec.de","url":"https://alion.io/company/ineratec","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Personio","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-15T05:46:00Z"}},"role":"Early Careers","role_family":"Early Careers","seniority":"intern","employment_type":"internship","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Karlsruhe, Germany"],"countries":["DE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":33000,"max_usd":58000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":55},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-10-06T13:48:11Z","employer_posted_date":"2026-10-06","last_verified_at":"2026-10-15T16:26:45Z","board_verified":true,"closed_at":null,"days_open":9,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":9},"description":"Short Description\nWould 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.#sort: 175#SPM#\nYour tasks\nConducting and evaluating process simulations for Power-to-X and e-fuel processes\nPreparing and plausibility-checking mass and energy balances\nInvestigating different process configurations and operating cases\nSupporting the creation and further development of Product Carbon Footprints (PCF) and Life Cycle Assessments (LCA)\nCalculating and assessing greenhouse gas emissions, energy consumption, and CO₂ savings\nSupporting ISCC certification and the related technical documentation\nCollecting, structuring, and plausibility-checking process, energy, and emissions data\nResearching regulatory and methodological requirements, particularly for e-fuels and RFNBOs\nFurther developing internal calculation methods, models, and templates\nCollaborating with process engineering, technology development, operations, and other specialist departments\nYour profile\nAdvanced studies in process engineering, chemical engineering, environmental engineering, energy and environmental technology, or a comparable technical field\nInterest in Power-to-X, e-fuels, process simulation, and sustainability assessment\nIdeally, initial experience with process simulations, e.g. Aspen Plus, Aspen HYSYS, or comparable tools\nInitial exposure to LCA, PCF, carbon accounting, or sustainability certification is an advantage\nGood understanding of mass and energy balances as well as thermodynamic relationships\nConfident use of Excel\nAnalytical, structured, and independent way of working\nVery good German and English skills\nWhy us?\nA fast-growing start-up with a clear mission\nVaried and responsible tasks\nPlenty of room for initiative and creative freedom as well as personal and professional development\nFlexible working hours\nFlat hierarchies and an open corporate culture\nFree drinks & 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