Working Student-Jobs in Deutschland

ISCC International Sustainability and Carbon Certification is one of the leading certification systems for sustainability traceability and the reduction of greenhouse gas emissions. If you are passionate about sustainability and would like to join our highly motivated and diverse teams to make a difference we are looking forward to welcoming you as Working Student in Aviation&Maritime Team at the ISCC head office in Cologne. You will mainly support the projects and activities for the development of the certification schemes related to eFuels / Renewable Fuels of Non-Biological Origin (RFNBOs) / Low-Carbon Fuels (LCFs).

• Policy & market intelligence (EU-led global aware): provide briefs and insights on the development of RED III/Delegated Acts national transpositions tenders/funding; map eFuels/RFNBO/LCFs pipelines incl. FID/commissioning partners; monitor competitor schemes and CB landscape
• PMO & stakeholder support: Own meeting dynamics (agendas pre-reads minutes action logs); maintain version control and folder structure; coordinate light communications/surveys/consultations with CBs/system users to support the daily operations
• Training events & communications: Build near approval-ready slide decks and one-pagers for meetings/events/webinars/trainings; and simple visuals; support run-of-show logistics

• Enrolled at a German university in a relevant field such as energy chemistry, environmental/circular economy, industrial engineering, economics, public policy or similar with availability of at least one year (preferably longer) and 15-20 hours per week
• Prior internship/working-student experience in consulting energy/climate tech certification/compliance or market/competitive intelligence preferred. Evidence of delivering analytical outputs under deadline (e.g. short writing sample or slide deck) is valued
• Excellent language skills in English (at least C1) written and spoken German (B1) will be of advantage
• Good understanding of the production process of eFuels/RFNBOs/LCFs (Hydrogen, Methanol, Ammonia, eSAF)
• Good understanding of the certification landscape: voluntary schemes, certification bodies, relevant regulation e.g. RED III and related Delegated Acts (2023/1184-1185 for RFNBOs and 2025/2359 for LCFs and CORSIA)
• Excellent time management and self‑organisation
• An approachable and reliable team player

We are an international and diverse team of passionate and experienced experts joining forces for a sustainable future! We believe that our team is our core asset and we support our people as best we can.

To help you build your future and thrive with us we offer:

• Close collaboration with our sister companies Meo Carbon Solutions GmbH, GRAS Global Risk Assessment Services, 4C Services and ClimatePal giving you even more development opportunities
• Professional onboardings to help you have an ideal start with us
• The opportunity to work independently and bring in own ideas
• Discover your own career path and interests in field of sustainability

• Various team events throughout the year (Celebrating Diversity, Summer Student Event, Christmas Party)
• Opportunity to work in a multicultural environment (60 nationalities) with professionals from different backgrounds

• Hybrid set‑up (depending on working days pattern)
• Vacation days based on the working days pattern, special holidays and 3 additional vacation days (Christmas Eve, New Years Eve, Carnival Monday)
• An attractive and modern office in the centre of Cologne with free fruit and snacks

Then we would be happy to hear from you soon! Please apply via the button below with a meaningful cover letter, CV and any relevant certificates. We are looking forward to your application and hope to welcome you to our team soon!

We are a company with equal opportunities for everyone and encourage applications from all suitably qualified candidates regardless of age, race, gender or any other criteria that is not a professional qualification for an open position.

ISCC International Sustainability and Carbon Certification is a globally applicable and leading certification system designed to enhance traceable sustainable deforestation‑free and climate‑friendly supply chains. ISCC certifications are widely recognised and cover sustainable agricultural biomass, biogenic wastes and residues, non‑biological renewable materials and recycled carbon‑based materials. The development and implementation of different certification standards is ISCC’s tool to promote its mission to mitigate climate change and bring more traceability into global markets and supply chains.

To date ISCC holds more than 11300 valid certificates in 129 countries.

Our close‑knit team of dedicated supportive and highly motivated professionals at ISCC come from a variety of backgrounds which contributes to the diverse and dynamic work environment. We all work together with a shared enthusiasm for sustainability and a common objective. We look forward to having you join our team at the ISCC headquarters in Cologne if you think we are a good fit for you.