As Lead Applications Technologist, you will apply advanced scientific and technological expertise to solve complex water treatment and reuse challenges for our customers, with a particular focus on PFAS mitigation strategies.This role combines hands-on laboratory experience with applied process design expertise. You will lead and support laboratory, bench-scale, pilot-scale, and field studies; perform chemical and biological analyses; and use principles of engineering, chemistry, biology, statistics, and process modeling to develop innovative, practical, and cost-effective treatment solutions.The successful candidate will work closely with cross-functional teams across Veolia, including Process Engineering, Commercial, Product Management, and Market Development.Key ResponsibilitiesLead and conduct treatability and feasibility studies in alignment with business goals and customer requirements.Develop project proposals, including technical protocols, scope, budgets, and schedules, in collaboration with cross-functional project teams.Design, set up, operate, and troubleshoot laboratory, bench-scale, and pilot-scale treatment systems.Support field studies, including the development and execution of sampling and testing programs.Apply engineering, chemistry, biology, statistical analysis, and process modeling principles to evaluate treatment processes and develop innovative solutions.Support strategic growth initiatives and contribute ideas to improve existing treatment technologies or develop new concepts.Perform physical, chemical, and biological analyses of water and wastewater samples in accordance with established procedures and documented requirements.Document, analyze, interpret, and troubleshoot experimental and process data.Ensure the quality, accuracy, integrity, and timely delivery of project data.Prepare and present technical reports, project updates, and presentations for internal and external audiences, including conferences and customer meetings.Operate, maintain, calibrate, and troubleshoot laboratory and analytical instrumentation.Maintain laboratory operations in accordance with chemical hygiene plans, environmental health and safety requirements, and quality assurance programs.Collaborate effectively with commercial, engineering, technical, and market development teams.