Also called: Breath Test Technical Supervisor, Evidential Breath Instrument Specialist
Calibrates and certifies the breath-test machines police use for DUI cases, then explains in court why the readings can be trusted.
You drive to a police station, run alcohol standards through the machine to prove it reads exactly 0.080, and download its records. Back at the lab you repair a unit with a bad sensor. Later in the week a defense lawyer cross-examines you about measurement uncertainty, and you calmly walk the jury through the science.
Approximate: anchored on Bureau of Labor Statistics data for a broader job group.
Bachelor's degree (4-year), about 4 years after high school. Bachelor's in chemistry or a related science.
Ways in: 4-year college, Certification. Training cost: $15k – $60k.
Majors to look at: Chemistry, Forensic Science, Biochemistry.
Growing about average. Small, steady government jobs in every state.
Low risk for 10 years. Instruments self-check more and more; certifying them and testifying in court stay human.
Classes: Chemistry, AP Statistics, Speech & debate.
Official data: O*NET occupation 19-4092.
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.