The Opportunity:At Canadian Natural, we are proud to be a leader in Canada's energy industry. Join our team and help shape sustainable mine closure solutions through technical excellence, innovation, and collaboration.We are looking for a geochemist or biogeochemist to support tailings management, closure planning, closure designs, and regulatory compliance at our Albian oil sands asset. This role serves as the technical lead for geochemistry, providing expertise in geochemical characterization, acid rock drainage (ARD), metal leaching (ML), and geochemical modelling while ensuring technical work is risk-informed, and is aligned with business and regulatory objectives.Job location: Calgary, Alberta *Shift schedule: 5 x 2, 8-hour shiftsSafety sensitive position: YesApplication deadline: September 9, 2026*Please note, this position will require regular travel to siteKey Accountabilities:Work together with multidisciplinary technical teams supporting planning, design, operations, and closure of the Muskeg River and Jackpine MinesLead geochemical characterization and monitoring programs for various materials and landforms.Support detailed closure landform designs, long range closure plans, and mine water management strategiesInterpret, apply, and report on geochemical testing results and field monitoring data (ABA, NAG, humidity cells, column tests, leach tests, mineralogical analyses,



water quality analyses)Develop and review geochemical models using tools such as PHREEQC, GoldSim, and MODFLOWDevelop and review technical reports and regulatory content pertaining to geochemistryManage consultants, laboratories, budgets, schedules, and associated technical deliverablesMentor junior technical staff and support professional developmentA periodic field presence is required to support characterization and monitoring programsWhat You Bring to the Role:Bachelor's degree in Geochemistry, Biogeochemistry, Geology, Environmental Science, Environmental Engineering, Chemical Engineering, or related disciplineMaster's degree in Geochemistry, Hydrogeochemistry, Environmental Geochemistry, or a related field is considered an assetProfessional designation (P.Geo. or P.Eng.) registered or eligible for registration with APEGA, if applicable10+ years of relevant experience in geochemistry, mine water, tailings, reclamation, or closure planningDemonstrated experience in ARD/ML assessment, water quality prediction, geochemical modelling, and mine waste characterizationExperience managing consultants, technical studies, and field programsKnowledge of Alberta's oil sands, tailings management, and closure regulatory setting is considered an assetStrong communication, project management, and stakeholder engagement skills

📌 Tailings Geochemist (Calgary)
🏢 Canadian Natural
📍 Calgary