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Mechanical Engineer

Design anything that moves, heats, cools or carries a load. The broadest engineering degree there is.

Typical pay
$104,110a year
Time to qualify
4 to 8 yearsafter high school
Demand
Very high
License needed
Nono license to hold

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  1. 1.MoneyWhat you earn and what it costs to get there.5 screens
  2. 2.EducationThe exact path from high school to qualified.5 screens
  3. 3.OptionalThings you don't need, but that help.3 screens
  4. 4.ExtrasDay to day, pros and cons, where you'd work.4 screens
  5. 5.FactoidsThings people don't tell you.3 screens

Quick answers

How much does a mechanical engineer make in the United States?

The median pay is about $104,110 a year. Across everyone in the job it runs from about $73,990 at the lower end to about $164,340 at the upper end. The source is listed under Sources at the end of this page.

How long does it take to become a mechanical engineer in the United States?

4 to 8 years after high school, on the usual route.

What does it cost to become a mechanical engineer?

$28,000 to $46,000 all in for tuition, fees, exams and kit. Living costs are not counted.

Do you need a license to work as a mechanical engineer in the United States?

No. There is no license to hold, though many employers still ask for training or a certificate.

What is the job outlook for a mechanical engineer in the United States?

Very high demand nationally, from government outlook data. Demand varies by region, so check your area.

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Mechanical Engineer salary in the United States

What you earn and what it costs to get there.

What mechanical engineers make

Median

$104,110

Bottom tenth

$73,990

Top tenth

$164,340

The national median is $104,110 a year, the bottom tenth earn $73,990 or less and the top tenth $164,340 or more, in the 2025 survey. O*NET OnLine (the Department of Labor's occupation database) marks this career with a Bright Outlook, and projects growth of 7% or more between 2025 and 2035.

Starting out

$73,990 to $84,130

The bottom tenth and bottom quarter of mechanical engineers, 2025

New graduates usually start in this part of the range, though the survey covers everyone in the job and publishes no separate starting figure. Small machine shops and consulting firms tend to hand you real responsibility sooner.

The middle half

$84,130 to $132,590

Half of all workers in the 2025 survey earn between these two figures

Two routes get you there: go deep and become the person who owns a hard technical problem, or go wide and manage engineers.

What it costs to get there

Bachelor's degree, in-state at a public university
Roughly $11,000 a year in tuition and fees
Community college first two years
Often under $4,000 a year, then transfer into the degree
Fundamentals of Engineering exam
A few hundred dollars, usually taken in your final year
Principles and Practice of Engineering exam
A few hundred dollars, taken after four years of work

Roughly, all in

$28,000 to $46,000

Tuition, fees, exams and kit. Not rent, food or travel

The low end is two years at a community college at around $4,000 a year, then transferring into a public university for the last two years at in-state rates, plus the Fundamentals of Engineering exam. The high end is four straight years of in-state public tuition at about $11,000 a year, plus that exam and the Principles and Practice of Engineering exam taken after four years of work. Out-of-state or private tuition can triple the high end, but most mechanical engineers stay in state. A co-op placement, where you alternate paid work terms with study terms, pays back a real share of either figure.

File the FAFSA (Free Application for Federal Student Aid) every year. A co-op placement, where you alternate semesters of paid work with semesters of class, can cover a real share of the tuition.

What comes with the job

  • Paid co-op and internship terms

    Manufacturers pay students for six month placements, and many graduate hires come out of that pool.

  • Tuition help for a master's degree

    Large employers commonly pay for a part time graduate degree while you keep working.

  • Retirement savings with a match

    A 401(k) plan where your employer adds money on top of what you put in.

  • Overtime or comp time in plants

    Manufacturing and field roles often pay overtime or give time off for extra hours.

How to become a mechanical engineer in the United States

The exact path from high school to qualified.

The path to becoming a mechanical engineer, step by step

An accredited four year degree is the gate. The license afterwards is optional for most jobs.

  1. 1

    High school

    Grades 11 and 12

    Calculus, physics and chemistry. Strong math grades are what get you admitted to an engineering program.

  2. 2

    Bachelor's degree in mechanical engineering

    4 years

    Four years, accredited by ABET (the body that accredits engineering degrees in the United States). Statics, dynamics, thermodynamics, fluids, materials and machine design are the spine of it.

  3. 3

    Internship or co-op

    Summers, or alternating semesters

    Paid placements at a manufacturer or a plant. Purdue runs the largest mechanical engineering program in the country and a formal cooperative education program alongside it.

  4. 4

    First engineering job

    Year 1

    You work under experienced engineers on one part of a bigger system. Expect two years before you own a design outright.

  5. 5

    Optional Professional Engineer license

    4 or more years

    The Fundamentals of Engineering exam, four years of verified experience, then the Principles and Practice of Engineering exam.

High school courses that help you become a mechanical engineer

  • Calculus

    Not optional. The degree is four years of applied calculus.

  • Physics

    Mechanics and thermodynamics are literally the content of the course.

  • Shop, robotics or auto class

    Knowing how things are actually made makes you a far better designer.

  • Computer science

    You will write code for simulations and data from your first year.

Time and money, at a glance

Years after high school
4 to a job, 8 to a Professional Engineer license
Admission
Competitive, decided on math and science grades
Total in-state public cost
About $28,000 to $46,000, less with a community college start
Paid while training?
Only through paid internships and co-op terms

Licensing, state by state

There is no national engineering license. NCEES (the National Council of Examiners for Engineering and Surveying) coordinates 68 engineering and surveying licensing boards covering every state, the District of Columbia, Guam, the Northern Mariana Islands, Puerto Rico and the United States Virgin Islands. The usual route is an accredited degree, the Fundamentals of Engineering exam, four years of verifiable progressive experience, then the Principles and Practice of Engineering exam. Most mechanical engineers working for manufacturers never need it. You do need it to sign and seal drawings for the public, which matters in buildings, pressure systems and consulting.

Where people study

  • Purdue University

    The largest mechanical engineering program in the country, accredited, with a structured paid cooperative education program.

  • Georgia Institute of Technology

    The Woodruff School had 2,435 undergraduates in the fall of 2026 and awarded 479 bachelor's degrees in the 2025 to 2026 year.

  • Your state university

    An accredited degree is an accredited degree. In-state tuition at a public engineering school is the cheapest route to it.

  • Community college transfer

    Two years of calculus and physics at community college, then transfer. Check the transfer agreement before you enroll.

What helps you get ahead as a mechanical engineer

Things you don't need, but that help.

Specialties inside the field

  • Thermal and fluid systems

    Engines, heat exchangers, cooling. Heavy on math.

  • Manufacturing and process

    Making the thing repeatably and cheaply. Plant based and hands on.

  • Mechatronics and robotics

    Where mechanical meets electrical and code.

  • Heating, ventilation and air conditioning design

    Building systems work, one of the areas where the Professional Engineer license genuinely matters.

  • Test and validation

    Instrumenting hardware and breaking it on purpose to prove the design.

Nice-to-haves

  • A design build team

    Formula racing, robotics, rocketry or concrete canoe. Employers notice it on a resume.

  • Computer-aided design software

    Learn a real modeling package properly. Employers assume it on day one.

  • Machining and welding basics

    Engineers who can make parts design parts that can be made.

  • Python and a simulation package

    Analysis work is code. Knowing it before you graduate puts you ahead.

Codes and standards are a career of their own

The American Society of Mechanical Engineers, with over 72,000 members across more than 130 countries, writes the standards that pressure vessels, piping and inspection work are built to. Engineers who know those codes well become the person a company cannot replace, because the code is what keeps the plant legal. The society also certifies individuals and accredits companies, and runs student sections at most large engineering schools.

What being a mechanical engineer is really like

Day to day, pros and cons, where you'd work.

What a mechanical engineer does day to day

Mostly at a computer: building a model, running an analysis, checking a supplier's drawing, arguing about a tolerance. Then a design review where you defend your numbers to people paid to find the weak part. Some weeks you are on the shop floor or at a test rig instead, watching a part do what the model said it would, or fail. Documentation never stops, because anything that is built has to be traceable back to a drawing someone signed.

The honest pros and cons of being a mechanical engineer

The good

  • The widest engineering degree, so you can switch industries
  • Rapid projected growth and a bright outlook rating
  • Four years to a six figure median
  • You see real hardware, not just documents

The hard parts

  • The degree is hard and a lot of people leave it
  • Manufacturing jobs move with the economy and with plants
  • Design offices expect unpaid extra hours before deadlines
  • Some defense and energy work needs citizenship or a clearance

Work life

Typical hours
40 to 45 a week, spikes before a launch or a shutdown
Remote work
Partial. Hardware work happens on site.
Physical demand
Low in design, moderate in plant and field roles
Unionized
Rare for engineers, common for the people building the product

Things nobody tells you about being a mechanical engineer

Things people don't tell you.

Nearly 300,000 mechanical engineers

The federal survey counted about 298,500 mechanical engineers in 2025, one of the largest engineering groups, and federal projections expect about 17,800 openings a year to 2035.

Accreditation is a worldwide system

ABET (the accrediting body for engineering degrees in the United States) has accredited 4,863 programs at 950 colleges and universities in 42 countries, and more than 200,000 students graduate from those programs every year.

The standards body dates from 1880

The American Society of Mechanical Engineers was founded in 1880. Its Boiler and Pressure Vessel Code, written after deadly boiler explosions, is still the reason steam equipment in the United States is built the way it is.

How a mechanical engineer compares

Every list is built from the same numbers shown above, so you can see where this career sits next to the others.

More engineering careers in the US

Engineers first, then the rest of the field. See every career in engineering.

Where these numbers come from

Last checked October 2026. Pay figures are typical full-time annual amounts in United States dollars, based on Bureau of Labor Statistics wage data and published pay scales. They vary by state, employer and experience. Tuition is for in-state students at public schools unless the card says otherwise. How every figure on this site is sourced and checked.

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