Your tasks

ISCC – International Sustainability and Carbon Certification is one of the leading global certification systems for sustainability, traceability and the reduction of greenhouse gas emissions. Our activities and impact are expanding and our teams are growing exponentially over the last 3 years.

To further strengthen our Aviation & Maritime activities, we are looking forward to welcoming you as System Manager – Traceability and Chain of Custody at our headquarters in Cologne.

In this role, you will be responsible for developing, maintaining, and improving ISCC certification frameworks with a strong focus on Chain of Custody systems, including Book & Claim approaches across Sustainable Aviation Fuels (SAF), Alternative Marine Fuels (AMF), and road transport fuels. You will work closely with international stakeholders across the sustainable fuels value chain and contribute to ensuring the integrity, robustness, and scalability of ISCC systems in line with evolving regulatory and market requirements.

If you are passionate about sustainability and would like to join a culturally certified Great Place to Work® company with highly motivated and diverse teams making a real difference, we look forward to your application!
 
Your main duties will be:

• Leading the development, maintenance, and continuous improvement of ISCC certification frameworks related to Chain of Custody approaches, including Book & Claim systems across SAF, alternative marine fuels, and road transport fuels, ensuring alignment with evolving regulatory and voluntary market requirements
• Monitoring global regulatory and voluntary frameworks and assessing their implications for ISCC certification schemes, while developing proactive system responses and improvements
• Researching, developing, and refining Chain of Custody methodologies in close collaboration with industry stakeholders, ensuring robustness, auditability, and practical market applicability
• Building, maintaining, and further developing IT infrastructure, registry systems, and digital tools supporting Book & Claim and Chain of Custody operations
• Liaising with global policymakers, regulators, and standard-setting bodies, including SBTi, GHG Protocol, EU institutions, ICAO CORSIA, and other relevant frameworks on Chain of Custody approaches, including Book and Claim
• Developing and maintaining governance and integrity frameworks for ISCC systems, including eligibility criteria, claim rules, and mechanisms to prevent double counting
• Designing and implementing corrective measures and safeguards to ensure a high-integrity certification and registry system
• Building and strengthening relationships across the sustainable fuels value chain, including fuel producers, suppliers, traders, airlines, shipping companies, and corporate users
• Designing, delivering, and supporting training programmes for certification bodies, auditors, system users, and regulators
• Representing ISCC at international conferences, industry events, and stakeholder workshops as a subject matter expert
• Developing presentations, technical papers, and communication materials to support thought leadership in sustainable fuels and Chain of Custody systems

Your profile

• University degree in environmental sciences, law, policy, economics, business administration, natural sciences, or a related field
• Minimum 3 years of professional experience after graduation, with at least 2 years in a relevant industry (e.g. certification organisations, sustainability systems, fuels sector, aviation, maritime, or trading environments)
• Proven experience in sustainable fuels or related energy/fuel markets (e.g. SAF, marine fuels, e-fuels, (bio)fuels producers, fossil fuels, fuel traders, biomethane)
• Strong understanding of sustainability certification systems and regulatory frameworks (e.g. EU RED, ICAO CORSIA, IMO regulations)
• Familiarity with voluntary frameworks such as SBTi and GHG Protocol, including Scope 1–3 accounting principles
• Knowledge of Chain of Custody methodologies, including Mass Balance and Book & Claim systems
• Experience with registry systems, digital certification tools, or related IT-based tracking systems is a strong advantage
• Proven background in stakeholder engagement, external communications, and public speaking
• Experience in client-facing roles such as account management, consulting, sales, or similar environments
• Strong analytical, organizational, and conceptual thinking skills with an independent working style
• Excellent English language skills (at least C1, written and spoken)

Why us?

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:
 
 Great Team Environment

• Various team events throughout the year (Celebrating Diversity, Summer Team Event, Christmas Party)
• Close collaboration with our sister companies Meo Carbon Solutions GmbH, GRAS Global Risk Assessment Services, 4C Services, ClimatePal, and TYC
• The opportunity to work independently and shape processes

 
Individual learning and development plan

• Professional onboarding to help you have an ideal start with us
• Frequent feedback sessions to ensure a high quality of communication and mutual reflection 
• Many free language classes
• Access to several trainings as well as specific technical courses
• We promote from within! 

 
Work-Life Balance

• Hybrid set-up
• 4 weeks remote work at a place of choice (after probation)
• Flexible working hours and trust based working time
• 30 vacation days and 3 additional vacation days (Christmas Eve, New Year’s Eve, Carnival Monday)
• Sabbatical options

 
Financial benefits

• A generous pension scheme (bAV) in line with our sustainability values
• JobTicket/Deutschlandticket
• Annual bonus scheme based on performance

 
Wellness Programs

• Subsidized Urban Sports Club
• Health weeks promoting healthy habits in personal and professional life

Ready to join our team?

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 in our team soon!
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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.