STEM

Mechanical Engineer

Design and test machines and moving parts, from car engines to medical devices and factory robots

Open interactive guide

What does a Mechanical Engineer do?

Mechanical engineers work in factories, labs, and design offices for car makers, energy firms, and equipment companies. They model parts on a computer, build test versions, and improve how things move and hold up. Builders who love asking how things work thrive.

A day in the life

8:00 AMCheck a test rig that has been shaking a part all night
9:30 AMModel a metal bracket in 3D design software
11:00 AMRun a simulation to see where the part could crack
1:00 PMVisit the shop floor to talk with the machinists
2:30 PMChange the design to cut weight and cost
4:00 PMUpdate drawings and hand them to the manufacturing team

What's great

  • Works in a very wide range of industries
  • See your design become a real object
  • Builds strong math and problem-solving skills
  • Skills fit jobs from toys to rockets

The hard parts

  • Prototypes fail and you start over
  • Deadlines and budgets limit your designs
  • Some jobs are on loud factory floors
  • Tough physics and math classes

What is a Mechanical Engineer's salary and outlook?

$57k – $143k
Salary Range
Bachelor's degree
Typical Education
Growing

Typical pay in this guide runs from about $57,000 to $142,500 a year, with a midpoint around $95,000. These are planning figures for students, not a job offer or an official wage.

CareerLens rates the outlook as Growing.

For the official national outlook, see BLS Occupational Data.

How do you become a Mechanical Engineer?

A common path is Bachelor's degree in mechanical engineering. The ladder often runs from Junior Mechanical Engineer to Mechanical Engineer, then Senior Mechanical Engineer, and Chief Engineer. Other routes: Co-op programs that alternate school and paid work; Start as a drafter or technician, finish a degree at night; Pass the FE exam, then the PE exam; Master's degree in a specialty like robotics.

  • Co-op programs that alternate school and paid work
  • Start as a drafter or technician, finish a degree at night
  • Pass the FE exam, then the PE exam
  • Master's degree in a specialty like robotics

Career path

Entry level
Junior Mechanical Engineer
Mid career
Mechanical Engineer
Senior
Senior Mechanical Engineer
Executive
Chief Engineer

Will AI replace a Mechanical Engineer?

How much will AI change this job?

A lot

AI will change many everyday tasks in this job. The work shifts toward judgment, checking, and people.

AI will handle calculations, letting engineers focus on smart design choices.

Mechanical engineers design and test machines, engines, and tools. AI can now speed up calculations, simulations, and drawing tasks. This means engineers spend more time deciding what to build and checking that it works safely.

AI can help with

  • Running quick simulations to test design ideas
  • Drafting technical drawings and specifications faster
  • Calculating stress, forces, and material needs

What stays human

  • Deciding what problem a machine should solve
  • Checking that designs are safe for real people
  • Talking with teams to solve tricky design tradeoffs

Skills to build now

  • Practice math and physics through hands-on projects
  • Join a robotics or engineering club
  • Build and take apart simple machines at home

Based on public research from Anthropic and OpenAI, drafted with AI, checked automatically, and read by a person. How we know

This describes how the work may change. It is not a prediction that the job will disappear.