Nuclear Engineering major

Nuclear Engineering: courses, careers, and where to study

Nuclear Engineering applies physics and math to harness reactions inside the atom for power and other uses, fitting students drawn to reactors, radiation, and safety systems.

Nuclear engineering students learn how energy is released when atomic nuclei split apart or fuse together, then how to control that energy safely and put it to work. Coursework blends reactor physics, thermal-hydraulics, and radiation science: you study how neutrons behave inside a reactor core, how heat moves from fuel to coolant, how radiation interacts with materials and living tissue, and how to design the shielding, containment structures, and control and safety systems that keep a plant stable. Unlike mechanical or chemical engineering, which treat heat and reactions in general industrial terms, this field centers specifically on fission and fusion processes, fuel cycles, and radiation protection; and unlike health or medical physics, which focus on clinical use of radiation in patient care, it emphasizes the engineering of reactors, power systems, and nuclear facilities.

In the United States this is most often a four-year bachelor of science, built on a heavy sequence of calculus, differential equations, and physics, with hands-on laboratory work in radiation detection and measurement, often access to a research or training reactor, and a senior capstone design project. Because the work involves regulated radioactive materials, programmatic accreditation and, for some career paths, professional engineering licensure may apply and should be verified with the specific program and state. Graduates work in settings such as commercial power plants, national laboratories, regulatory and safety agencies, naval and defense programs, fuel and waste management organizations, and research groups developing advanced reactor and fusion concepts.

In federal data for the closely related occupation of nuclear engineers, the U.S. Bureau of Labor Statistics reports a 2024 median wage of $127,520 and projects employment to decline about 1.1% from 2024 to 2034; a bachelor's degree is the typical entry-level education for that occupation. National figures are occupation-wide medians across all experience levels, not starting wages or graduate outcomes.