Heating, Air Conditioning, and Refrigeration Mechanics and Installers vs Medical Scientists, Except Epidemiologists: Salary Comparison (2024)
Side-by-side salary comparison using 2024 Bureau of Labor Statistics data.
Heating, Air Conditioning, and Refrigeration Mechanics and Installers
Median annual salary
396,870 employed nationally
Which Career Pays More?
Medical Scientists, Except Epidemiologists professionals earn $40,780 more per year than Heating, Air Conditioning, and Refrigeration Mechanics and Installers professionals — that's 68.2% higher. At the 90th percentile, Heating, Air Conditioning, and Refrigeration Mechanics and Installers earns $91,020 compared to $168,210 for Medical Scientists, Except Epidemiologists.
Salary Range Comparison
Detailed Salary Comparison
| Percentile | Heating, Air Conditioning, and Refrigeration Mechanics and Installers | Medical Scientists, Except Epidemiologists | Difference |
|---|---|---|---|
| 10th Percentile | $39,130 | $61,860 | $-22,730 |
| 25th Percentile | $47,850 | $77,260 | $-29,410 |
| Median (50th) | $59,810 | $100,590 | $-40,780 |
| 75th Percentile | $74,820 | $133,870 | $-59,050 |
| 90th Percentile | $91,020 | $168,210 | $-77,190 |
| Mean (Average) | $62,690 | $112,690 | $-50,000 |
Employment Numbers
Heating, Air Conditioning, and Refrigeration Mechanics and Installers
396,870
employed nationwide
Medical Scientists, Except Epidemiologists
156,300
employed nationwide
Top Paying Cities
Best Cities for Heating, Air Conditioning, and Refrigeration Mechanics and Installers
| City | Median |
|---|---|
| San Jose-Sunnyvale-Santa Clara, CA | $83,980 |
| Boston-Cambridge-Nashua, MA-NH | $77,600 |
| San Francisco-Oakland-Berkeley, CA | $76,760 |
| Minneapolis-St. Paul-Bloomington, MN-WI | $76,090 |
| Seattle-Tacoma-Bellevue, WA | $75,500 |
Best Cities for Medical Scientists, Except Epidemiologists
| City | Median |
|---|---|
| San Jose-Sunnyvale-Santa Clara, CA | $155,990 |
| San Francisco-Oakland-Berkeley, CA | $142,540 |
| Sacramento-Roseville-Folsom, CA | $131,390 |
| Boston-Cambridge-Nashua, MA-NH | $129,230 |
| Riverside-San Bernardino-Ontario, CA | $128,890 |
Frequently Asked Questions
Who earns more: Heating, Air Conditioning, and Refrigeration Mechanics and Installers or Medical Scientists, Except Epidemiologists?
What is the salary range for Heating, Air Conditioning, and Refrigeration Mechanics and Installers?
What is the salary range for Medical Scientists, Except Epidemiologists?
How many Heating, Air Conditioning, and Refrigeration Mechanics and Installers and Medical Scientists, Except Epidemiologists jobs are there?
Is it worth switching from Medical Scientists, Except Epidemiologists to Heating, Air Conditioning, and Refrigeration Mechanics and Installers?
Career Resources
Career Change Resources
Explore tools and guides for transitioning between careers.
Professional Certifications
Find certifications that can boost your earning potential.
Online Degree Programs
Browse accredited online degrees relevant to these careers.
Resume Writing Services
Get professional help crafting a standout resume.
Explore More
Was this data helpful?
Data verified March 2026 · Source: U.S. Bureau of Labor Statistics OEWS