Sustainability Manager – Sustainable Fuels (Marine Fuels)

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ISCC, Meo, 4C, GRAS, ClimatePal & TYC

Sustainability Manager – Sustainable Fuels (Marine Fuels)

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Your tasks

ISCC – International Sustainability and Carbon Certification is one of the leading certification systems for global sustainability, traceability and the reduction of greenhouse gas emissions. Our activities and impact are expanding and our teams are growing exponentially since the last 3 years.
To further strengthen our Aviation & Maritime activities, we are looking forward to welcoming you as Sustainability Manager – Sustainable Fuels (Marine Fuels) at ISCC headquarters in Cologne.
In this role, you will be responsible for developing, maintaining, and improving ISCC certification schemes and systems relating to Alternative Marine Fuels (AMF). You will work closely with international stakeholders across the maritime sector and contribute to advancing sustainable fuel solutions 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 schemes for Alternative Marine Fuels (AMF), ensuring alignment with evolving legislation, market requirements, and international standards
Providing technical expertise on AMF pathways to support scheme development, audit procedures, and system documentation
Monitoring global regulatory frameworks for sustainable marine fuels and assessing their implications for ISCC certification schemes
Developing proactive responses and certification solutions to address emerging regulatory requirements, including FuelEU Maritime, EU ETS, IMO frameworks, and other relevant initiatives
Researching and further developing chain of custody methodologies and systems for alternative marine fuels, including mass balance and book-and-claim approaches
Building and maintaining strong relationships with stakeholders across the maritime sector, including fuel producers, suppliers, traders, ship operators, port authorities, policymakers, and regulatory bodies
Proactively identifying opportunities for collaboration, market development, and enhancement of ISCC activities
Designing, developing, and delivering training programmes for certification bodies, auditors, system users, regulators, and other stakeholders
Representing ISCC at conferences, industry events, stakeholder workshops, webinars, and meetings as a subject matter expert on alternative marine fuels
Developing presentations, technical papers, guidance documents, and other thought leadership materials for the marine fuels sector

Your profile

University degree in environmental sciences, law, policy, economics, business management, natural sciences, or a related field
Min. 3 years of professional experience after graduation, with at least 2 years in a relevant industry, such as a certification organization, sustainability scheme, fuel producer or trader, shipping company, or stakeholder association
Proven background in sustainable and alternative fuels (e.g. marine fuels, biofuels) or conventional fuels
Proven experience in marine fuel operations such as fuel infrastructure, trading, bunkering and/ or vessel operations
Understanding of sustainability certification systems and relevant regulatory frameworks (e.g. FuelEU Maritime, IMO CII, MARPOL, EU RED)
Familiarity with voluntary market frameworks applicable to the marine sector such as SBTi and GHGP
Knowledge of chain of custody methodologies (e.g. Mass Balance, Book & Claim) and product supply operations
Proven ability in stakeholder engagement, external communications, and public speaking
Experience in client relationship management or similar stakeholder-facing roles
Strong communication, organisational, analytical, and 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!
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.

About us

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 15,800 valid certificates in 130 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.