Holtec International in Madrid is seeking a Piping Engineer to support analysis and design of nuclear piping systems for the SMR-300. You will perform ASME Section III Class 1-3 piping analyses using AutoPIPE, review pipe supports, and collaborate with structural and systems teams to meet safety and quality requirements. This role requires 5 years of piping analysis experience in regulated environments and familiarity with Smart3D/SmartPlant and other codes.