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 11,300 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.

ISCC – International Sustainability and Carbon Certification is one of the leading certification systems for 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 internal operations, we are looking forward to welcoming you as Office Administration & Operations Manager within the People & Culture team at our headquarters in Cologne.

In this role, you take care of the day-to-day office operations, ensuring efficient workflows, smooth onboarding processes, professional vendor management, and high-quality internal documentation across locations and companies.

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:

• Central coordination and administration of all office management processes across our six sister companies in our entity in Cologne
• Optimization, standardization, and continuous improvement of internal office workflows and taking charge of documentation, including handbooks, guidelines, and checklists
• Key interface function between People & Culture, Management, IT, Accounting, and external service providers
• Ownership of administrative onboarding processes for new employees, including conducting onboarding sessions related to Office Administration and Health & Safety
• Management of contract registries, vendors, and suppliers (e.g. facility and cleaning services, insurance management)
• Support in planning and coordinating internal events, workshops, and company meetings in close collaboration with the Academy & Events team
• Upholding our administrative processes and internal standards by continuously promoting them
• Contribution to cross-functional projects and continuous improvement of initiatives within ISCC
• Guidance and responsibility for supporting interns or working students

• University degree in humanities, business management or another related field, or a related vocational training
• At least 3–5 years of relevant professional experience in office administration or a similar environment
• Very good German and English language skills (at least C1, both written and spoken)
• Strong process-oriented mindset with experience in workflow optimization and documentation
• Excellent organizational, prioritization, and decision-making skills
• True service-oriented mindset with an approachable, friendly, and diplomatic manner
• High level of independence, reliability, and attention to detail
• Strong communication and interpersonal skills, including intercultural competence, presentation, and stakeholder management
• Very good MS Office and general IT user skills

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

• 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!

• 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

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

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