Nuclear Criticality Safety Engineer

Also called: NCS Engineer

Makes sure nuclear material is never stored or handled in a way that could start an accidental chain reaction.

A day in the life

At a fuel factory, a team wants to move uranium powder into a new container. You calculate the shape, spacing and amount allowed so it can never go critical, then walk the floor to make sure workers follow the limits exactly.

Pay over a career

Starting
$100k
Typical
$135k
High
$185k

Many jobs are at national labs and fuel facilities, often with security clearances.

Approximate: anchored on Bureau of Labor Statistics data for a broader job group.

Training

Master's degree, about 5 years after high school. Bachelor's or master's in nuclear engineering or physics.

Ways in: 4-year college, Graduate school. Training cost: $60k – $150k.

Majors to look at: Nuclear Engineering, Physics.

Outlook

Shrinking (about -1% over 10 years). Tracks nuclear engineers; demand is steady at DOE sites.

Will it last? Our AI estimate

Low risk for 10 years. AI helps check calculations, but each safety evaluation needs a qualified human who is personally accountable.

Start now, in high school

Classes: AP Physics, AP Chemistry, AP Calculus, Statistics.

Official data: O*NET occupation 17-2161.

More Nuclear Engineering careers

Career Universe is an early version. Pay, training and AI-risk figures are estimates to start your own research, not verified facts. The research was written with AI research assistants, checked by validation scripts and spot-checked by hand. Check anything important with schools, employers and official sources. How the numbers work.