We are looking for a Senior Geologist to join Terrafame in Sotkamo in a responsible role within our unique battery chemicals production chain. The position will start as soon as possible by agreement. This is a permanent, full-time day shift position, and partial remote work is possible. Your responsibilities include: Ore modelling and Resource Estimation Infill drilling project management Database maintenance, including quality control processes Ore body development and reconciliation Internal reporting and participation in external reporting You will work as part of the Mining Technical Services Department, which includes mine geology, exploration, rock mechanics, mine surveying, and mine planning. You will also collaborate closely with the mine production organization and other production departments. You have at least eight years of experience geological work and five years of experience ore and block modelling. You can do modelling with Leapfrog and you are familiar with QA/QC process. You have experience about project management. You have good collabration skills and you value team work. You have awareness of mining safety risks and a willingness to develop operations. What we expect from you: A Master degree in geology (M.Sc.) At least five years of experience in ore modelling and Resource Estimation, eight years work experience in geology Solid understanding of exploration and mine geology Proficiency in Leapfrog modelling software Knowledge of QA/QC processes and experience in project management Strong communication skills and ability to work effectively with internal and external stakeholders Full proficiency in English spoken and written is mandatory Regarded as beneficial: Finnish fluent proficiency Understanding and experience in reporting under JORC, PERC or NI 43-101 Understanding and experience in environmental permitting Experience of supervisory work Experience of mine surveying Experience of Deswik and other modelling programs We offer you: A responsible role in our unique battery chemicals production chain A supportive and development-oriented work environment Comprehensive occupational health care The opportunity to influence your own work and process development A workplace that encourages learning, self-development, and employee well-being activities Terrafame's industrial area is located in Tuhkakylä, about 1/2 hour from Sotkamo and Kajaani. Kainuu has excellent recreational opportunities, especially for those who enjoy sports and outdoor activities. The application period is until 6.1.2026. The application processing and selection process is ongoing throughout the application period. Please note that the selected person will undergo a health examination. Our workplace has zero tolerance for intoxicants. We conduct testing to ensure compliance. For more information on the position, please contact Ms. Annika Korhonen, Head Of Mining Technical Services, tel +358 20 7130 800 (switchboard) or