Tetra Tech is seeking a Senior Hydrotechnical Engineer for our Calgary, Alberta office to join the Power team. The incumbent will perform hydrotechnical analyses, hydraulic design, and regulatory support for projects ranging from $10M to $400M, collaborating with multidisciplinary teams. Requires a B.Sc./B.Eng. in Civil Engineering, PE/P.Eng registration, and 6+ years of consulting experience. Travel as needed and robust communication skills are essential for success.