Arcadis' Industrial Water Treatment and Optimization (IWTO) team is seeking a Senior Process Mechanical Engineer / Design Manager (PM / DM) with 10+ years of consulting engineering experience to contribute to our expanding portfolio of industrial water and wastewater related design projects. In this role, you will support the growth and development of the business through the application of knowledge and expertise in the field of industrial water and wastewater engineering, client services, and project management. As a PM, you will be accountable and responsible for Project Management of water and wastewater consulting and design projects. In this role you will have an opportunity to function as a key member of the team on industrial water and wastewater projects. Responsibilities include applying a range of processes and technologies, such as physical and chemical primary treatment, biological treatment, membrane treatment, adsorption, filtration, disinfection, thermal evaporation, and crystallization. The role involves receiving technical mentoring and guidance from a principal process engineer or subject matter expert, as well as delegating engineering or scientific calculations and drawings to mid-level and junior staff. The process engineer will collaborate closely with multi-disciplinary design teams to implement complex treatment solutions. Additionally, the position supports or leads project implementation from the study phase through design, construction, startup and commissioning, and the operation and maintenance of treatment systems.