Life Support (ECLSS) Engineer

Also called: Environmental Control & Life Support Engineer

Designs the systems that make air, recycle water (including urine), and remove carbon dioxide on spacecraft.

A day in the life

You troubleshoot a space station water recycler from the ground, test a new oxygen generator in a lab, and plan how a lunar habitat will keep four people breathing for months.

Pay over a career

Starting
$85k
Typical
$125k
High
$180k

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

Training

Bachelor's degree (4-year), about 4 years after high school. Bachelor's in chemical, mechanical, or environmental engineering.

Ways in: 4-year college, Graduate school. Training cost: $15k – $60k.

Majors to look at: Chemical Engineering, Mechanical Engineering, Environmental Engineering.

Outlook

Growing about average (about 4% over 10 years).

Will it last? Our AI estimate

Low risk for 10 years. AI helps model air and water systems; building and testing life support for the Moon and Mars stays hands-on.

Start now, in high school

Classes: AP Chemistry, AP Biology, AP Physics, Environmental science.

Official data: O*NET occupation 17-2081.

More Astronauts & Human Spaceflight 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.