Senior Scientist (hydrogeochemistry and hydrogeology)

At GTK, we aim to work for the Earth and for Us. We conduct objective research to find solutions to challenges posed by climate change, the energy transition, and the circular economy. Our 400 experts are specialists in the mineral economy, green energy, water management, the environment, and digital solutions. Together with our Finnish and global partners, we are building sustainable and carbon-neutral future. GTK is a research organization governed by the Finnish Ministry of Employment and the Economy. www.gtk.fi/en

Senior Scientist (hydrogeochemistry and hydrogeology)

The Geological Survey of Finland (GTK) is looking for a Senior Scientist for the Water and Mining Environment Solutions-unit. Your office is in Espoo, Kuopio or Kokkola and you can also work remotely partially in Finland.

As a Senior Scientist, you will design and conduct scientifically high-quality research within GTK’s strategic research programmes.

Your responsibilities include the analysis, interpretation and modelling of hydrogeochemical and hydrogeological data to investigate interactions between water and the geological environment. In your research, you will apply isotope tracers and other environmental tracers to determine groundwater origin, flow paths and residence times in Arctic and boreal regions. You will have a strong understanding of the impacts of climate change on groundwater recharge, storage, flow dynamics and water quality. You will publish research results as a corresponding author in international peer-reviewed scientific journals. The position also involves acquiring research funding and preparing research proposals in collaboration with national and international partners. You will serve as a scientific lead, principal investigator, or project manager in research projects.

In addition, you will supervise and mentor early-career researchers, doctoral students, and other research trainees.

Within the Water and Mining Environment Solutions Unit, you will be part of a team of approximately 50 experts working on groundwater research, hydrogeochemistry, groundwater flow modelling, reactive transport modelling, mining environments, and water management-related challenges. The position of Senior Scientist is located within the Hydrogeology and Modelling Team.

Education, experience and skills expected of the applicant

• A PhD in Hydrogeology, Geosciences, Engineering, Environmental Sciences, or a related discipline
• Demonstrated practical experience in hydrogeochemical research methods and their application to groundwater investigations
• Proven understanding of hydrogeology in Arctic and cold-region environments
• Experience in at least one of the following areas:
• Groundwater-surface water interaction studies
• Environmental research related to climate change
• Investigations of interactions among permafrost, surface water, and groundwater processes
• Research related to water management in mining environments
• A track record of scientific publications in international peer-reviewed journals
• Capability to serve as a Principal Investigator (PI) in the preparation and implementation of scientific funding proposals and research projects
• Fluent written and oral skills in English
• Willingness to travel domestically and internationally for project-related activities; the position involves less than 30 days of travel per year

Education, experience and skills that are appreciated 

• Knowledge of groundwater isotope applications and groundwater dating
• Hydrogeochemical modelling expertise
• Practical fieldwork skills
• Active international research networks
• Experience in project management and coordination
• Interest in learning Finnish

Personal qualities desired from the applicant

You possess strong collaboration and networking skills and can communicate effectively with diverse stakeholders. You are innovative, self-motivated, and able to work independently. You want to constantly learn new things and follow developments in your field. You work well under pressure and know how to prioritize. You are quick to identify and pursue new opportunities, and you enjoy working as part of a team.

What we offer

GTK is an international and diverse work community where everyone’s input is valued. Our employees have the opportunity to influence their own work and work remotely in Finland. At GTK we are committed to renew our operations and expertise. We take care of our employees’ well-being with our wide range of activities that support wellbeing at work. In addition, we offer central government holiday benefits and a modern and multi-location work, such as flexible working hours. Find out more about us: www.gtk.fi/en/careers-at-gtk/

Information about pay

The total salary at the beginning of employment will be EUR 5218–5509 per month. The salary is determined by the competence of the person selected for the position.

Other details

The position is permanent. The starting date is 1.4.2027 or by agreement. The position includes a probationary period.

For further information, please contact your future supervisor Nina Hendriksson nina.hendriksson@gtk.fi, tel. +358 29 503 2305, reachable on 19.11. and 26.11. at 14–15 and on 1.12. at 12–13 (EET) and Research Professor of Hydrogeology Kirsti Korkka-Niemi kirsti.korkka-niemi@gtk.fi, tel. +358 29 503 5033, reachable on 17.11. at 10–12 and at 14–16 and on 30.11. at 15.30–17 (EET).

We consciously advance the diversity and equality of our staff, so we encourage many kinds of people from diverse backgrounds to apply for our positions. Our work community is made up of more than 20 different nationalities, which is one example of our diversity.

Please send your application with your motivation letter and CV in English through the valtiolle.fi-service latest on 4.12.2026 at 16:15 (EET), using service key 26288.

The interviews are scheduled to take place in January-February 2027.

This position is located in an international operating environment where security and client requirements may restrict access to certain information or projects and may influence the selection process. The assessment will be conducted on a case-by-case basis.

We may conduct a personal background check on the person selected for the job with the person’s consent (security clearance act 726/2014). For more information about the security clearance process and the rights of subjects of background checks, please visit www.supo.fi/en

Please note that names of the applicants and the applications with attachments are public.

Apply for the position