The International Solar Energy Society (https://www.ises.org/) (ISES) is seeking a dynamic Conference and Society Manager to join our small, dedicated headquarters team. This role combines strategic society management with hands-on organisation of high-quality international conferences (EuroSun and the Solar World Congress). We are looking for someone with excellent communication skills, experience working with diverse international stakeholders, and a passion for renewable energy. You will report directly to the Board of Directors, lead conference planning, secure sponsorships, and contribute to shaping the Society’s strategic direction.

Key Responsibilities

• Society Management – Support day-to-day operations, prepare reports, organize Society awards, and coordinate meetings with the Board of Directors, Executive Committee, and ISES committees.
• Conference Leadership – Oversee all aspects of EuroSun and the Solar World Congress, including budgeting, concept development, stakeholder management, sponsorship acquisition, and on-site coordination.
• Webinars & Online Events – Organise and manage ISES online events.
• Funding & Partnerships – Secure sponsorships and other funding sources; manage relationships with strategic partners, publishers, service providers, and conference hosts.

What We’re Looking For

• Experience: Minimum 10 years of professional experience, ideally in non-profit, conference management, membership organisations, or renewable energy sectors.
• Languages: Excellent in English and German (spoken and written).
• Skills: Strong organisational abilities, independent work style, stakeholder engagement, and budget management.
• Knowledge: Familiarity with renewable energy, sustainability, or environmental topics is an asset.

What We Offer

• 32–40 hours per week with flexible working hours.
• Possibility for partly remote work after probation period.
• Permanent position (must be eligible to work in Germany).
• Competitive salary based on experience and qualifications.
• Six weeks paid annual leave.
• Moderate international travel.
• A friendly, family-oriented, and collaborative work environment at the ISES Headquarters in the historic Villa Tannheim, Freiburg. About ISES

The International Solar Energy Society is a global non-profit working for 100% renewable energy for all. We promote solar energy research, provide scientific research collaboration, and foster energy education worldwide. Our activities include scientific journals, international congresses and conferences, webinars, and publications supporting the global energy transformation. How to Apply

Send your cover letter and CV (including contact details for at least two references) in English to hq@ises.org Application deadline: 30 September 2025 Proposed start date: By agreement ISES is committed to equality, diversity, and an inclusive renewable energy transition – we welcome applicants from all backgrounds. Contact:

Dr. Andreas Hauer

ISES Vice President

ISES Headquarters – hq@ises.org (https://mailto:hq@ises.org)

Bereitgestellt in Kooperation mit der Bundesagentur für Arbeit.