Senior Finance Manager at Climate Tech Startup (Remote | English)

About this role

🌍 Finance Manager at Climate Tech Startup (Remote | English) Location : Fully Remote; All Southern African and Eastern European locations welcome Employment Type : Full-Time employee, on an annual contract term, with option to renew Languages Required : English proficiency is mandatory Experience Required : Senior, with in-depth technical finance and tax expertise, and a minimum of 8 years of experience in a finance role Salary Range : Market-related (by region), based on experience Reports to : OET Board Works Closely With : Head of People, Admin Team, and Board Work Travel Requirements : None Start Date Goal : 1 September 2026 (or sooner; notice-dependent) 🧭 About Us We’re a remote-first, mission-driven, registered non-profit, comprising around 50 highly-skilled and motivated professionals from all around the world! Our culture is built on trust, autonomy, and collaborative professionalism. We thrive in a fast-paced, distributed environment, where communication is clear, empathy is second nature, and each of us takes full ownership of our work. We work independently, but also collaborate easily when appropriate. Open Energy Transition ( OET ) is a non-profit organization advancing the global energy transition by developing innovative open-source tools and data solutions for energy and grid planning. Our vision is to make open approaches the global standard by 2030, enabling energy planning that is more accessible, transparent, and effective. This shift is essential to better guide trillion dollar worth public and private investment toward affordable, sustainable, and secure energy systems. This is not a distant aspiration; our work is already being adopted by leading system operators, regulators, and philanthropic partners. We are currently looking for an experienced Senior Finance Manager to support our entire team. To learn more about OET and our team, you can visit our website , and browse around our Handbook . 🎯 About the Role In this role, you'll be workin