The first thing you notice when you compare offer letters is that your friends in other branches of engineering make more. Electrical, chemical, computer, even civil, their starting salaries pull ahead of yours. You thought mechanical would be "the broadest," which meant "the safest." Instead, it meant you were slotted into the lowest-paying tier of the engineering ladder. See Reason #1 and Reason #34.
This is not an accident. Table 1 lays it out. As of May 2024, the Bureau of Labor Statistics reports a median annual wage of $102,320 for mechanical engineers. Electrical engineers earn $111,910. Chemical engineers earn $121,860. Aerospace engineers earn $134,830. Software developers earn $133,080. ME sits near the bottom of every named engineering discipline. The gap between you and a chemical engineer is nearly $20,000 a year at the median. The gap between you and a software developer is $30,760. And the 90th percentile column shows where the ceiling is. The best-paid 10% of mechanical engineers clear $161,240. The best-paid 10% of aerospace engineers clear $205,850. The best-paid 10% of software developers clear $211,000. Your ceiling is their midpoint. These are not cherry-picked comparisons. They are the same BLS survey, the same reference period, the same methodology.
Table 1. Annual Wages by Engineering Discipline, May 2024
| Occupation | Median | 90th Percentile | ME Deficit (Median) |
|---|---|---|---|
| Aerospace Engineers | $134,830 | $205,850+ | -$32,510 |
| Software Developers | $133,080 | $211,000+ | -$30,760 |
| Electronics Engineers (exc. computer) | $127,590 | $199,060+ | -$25,270 |
| Chemical Engineers | $121,860 | $182,150+ | -$19,540 |
| Electrical Engineers | $111,910 | $175,460+ | -$9,590 |
| Mechanical Engineers | $102,320 | $161,240+ | --- |
| Industrial Engineers | $101,140 | $157,140+ | +$1,180 |
| Civil Engineers | $99,590 | $160,990+ | +$2,730 |
Source: U.S. Bureau of Labor Statistics, Occupational Outlook Handbook (May 2024 OEWS data). Median = 50th percentile. 90th percentile = the wage above which the top 10% of earners in that occupation are paid, a proxy for the late-career ceiling. "+" indicates BLS reports "earned more than" this amount. Software developers includes QA analysts and testers (SOC 15-1256). The top 10% of mechanical engineers earn above $161,240. The top 10% of aerospace engineers earn above $205,850. That is a $44,610 gap at the ceiling.
The gap does not close with experience. It widens. The Federal Reserve Bank of New York tracks median wages for recent college graduates (ages 22-27) and mid-career workers (ages 35-45) by major, using U.S. Census data. Table 2 shows the numbers for the 2024 American Community Survey. ME starts at $80,000 in early career and reaches $120,000 by mid-career. Chemical engineering starts at $85,000 and reaches $135,000. Computer engineering starts at $90,000 and reaches $131,000. Aerospace starts at $85,000 and reaches $130,000. The discipline that supposedly keeps your options open leaves you $15,000 behind chemical engineering at mid-career, $11,000 behind computer engineering, and $10,000 behind aerospace. Over a twenty-year mid-career window, the chemical engineering gap alone is $300,000 in lost earnings before compounding. See Reason #63.
Table 2. Median Wages by Engineering Major, Early Career and Mid-Career (2024 ACS)
| Major | Early Career (22-27) | Mid-Career (35-45) | ME Deficit (Mid) |
|---|---|---|---|
| Computer Engineering | $90,000 | $131,000 | -$11,000 |
| Chemical Engineering | $85,000 | $135,000 | -$15,000 |
| Aerospace Engineering | $85,000 | $130,000 | -$10,000 |
| Electrical Engineering | $82,000 | $123,000 | -$3,000 |
| Mechanical Engineering | $80,000 | $120,000 | --- |
| Civil Engineering | $75,000 | $115,000 | +$5,000 |
| Industrial Engineering | $83,000 | $100,000 | +$20,000 |
Source: Federal Reserve Bank of New York, The Labor Market for Recent College Graduates, February 2026 (2024 ACS data). Early career = ages 22-27. Mid-career = ages 35-45.
Day to day you will see the gap widen. Electrical engineers at your company sit in fewer meetings and cash bigger checks. Chemical engineers in process industries receive bonuses tied to output, while your role is considered overhead (see Reason #23). Software engineers at startups you never heard of jump jobs every two years and double their salaries. You chase a 3 percent raise that is eaten alive by insurance premiums. By mid-career the discrepancy is not a feeling. It is $15,000 a year between you and a chemical engineer who took the same number of credits, sat through the same thermodynamics sequence, and graduated in the same four years.
Table 3 puts a dollar figure on the cost. The mid-career deficit against each discipline, projected over a twenty-year window from age 35 to 55. This is not a model. It is simple multiplication. The actual cost is higher once you account for compounding, investment returns on the difference, and the fact that raises in higher-paying fields tend to be larger in absolute terms.
Table 3. Cumulative Mid-Career Pay Deficit: ME vs. Other Engineering Disciplines
| Compared to... | Annual Gap (Mid-Career) | 20-Year Cost |
|---|---|---|
| Chemical Engineering | -$15,000/yr | -$300,000 |
| Computer Engineering | -$11,000/yr | -$220,000 |
| Aerospace Engineering | -$10,000/yr | -$200,000 |
| Electrical Engineering | -$3,000/yr | -$60,000 |
Source: Derived from NY Fed mid-career median wages (Table 2). Gap = difference between ME mid-career median ($120,000) and comparison discipline. 20-year cost = annual gap x 20. Does not account for compounding, investment returns, or divergent raise trajectories. The actual lifetime cost is higher.
You will find yourself explaining to family members why you are still stuck near the bottom of the engineering pay scale, even after years of experience. And because your title becomes your label (see Reason #15), those same relatives will assume that "engineer" means prestige and prosperity. You will correct them, awkwardly, while your cousin in software drives off in a new car.
It is not that mechanical work has no value. It is that the market has decided it is cheap. And in this field, the market always wins.
You will be an engineer, but you will not be paid like one.
References
Bureau of Labor Statistics. (2025). Aerospace engineers. Occupational Outlook Handbook. https://www.bls.gov/ooh/architecture-and-engineering/aerospace-engineers.htm
Bureau of Labor Statistics. (2025). Chemical engineers. Occupational Outlook Handbook. https://www.bls.gov/ooh/architecture-and-engineering/chemical-engineers.htm
Bureau of Labor Statistics. (2025). Civil engineers. Occupational Outlook Handbook. https://www.bls.gov/ooh/architecture-and-engineering/civil-engineers.htm
Bureau of Labor Statistics. (2025). Electrical and electronics engineers. Occupational Outlook Handbook. https://www.bls.gov/ooh/architecture-and-engineering/electrical-and-electronics-engineers.htm
Bureau of Labor Statistics. (2025). Industrial engineers. Occupational Outlook Handbook. https://www.bls.gov/ooh/architecture-and-engineering/industrial-engineers.htm
Bureau of Labor Statistics. (2025). Mechanical engineers. Occupational Outlook Handbook. https://www.bls.gov/ooh/architecture-and-engineering/mechanical-engineers.htm
Bureau of Labor Statistics. (2025). Software developers, quality assurance analysts, and testers. Occupational Outlook Handbook. https://www.bls.gov/ooh/computer-and-information-technology/software-developers.htm
Federal Reserve Bank of New York. (2026). The labor market for recent college graduates. https://www.newyorkfed.org/research/college-labor-market
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