Senior Nuclear Mechanical Engineer - Plant Safety Upgrades

System One seeks a highly experienced Nuclear Engineer V – Mechanical for a long-term contract in Ohio. The role focuses on PWR/BWR design, plant modifications, and safety/reliability improvements at major nuclear facilities. Requires 15+ years of engineering experience and 8+ years in commercial nuclear power. Responsibilities include engineering calculations, feasibility studies, system upgrades, and client presentations. Travel to client sites and ability to pass screenings are expected.