AtkinsRéalis Group is seeking an experienced Senior Feeder Piping Analyst/Engineer to join our Mississauga-based team. You will perform advanced piping analysis, prepare technical documentation, and support life extension projects for CANDU reactors, using tools like ANSYS Mechanical, LS-DYNA, PipeStress, and AutoPIPE. You will collaborate with multidisciplinary teams, communicate with clients, and guide junior staff while ensuring compliance with ASME BPVC and CSA standards.