Salary guide, May 2025
Industrial Refrigeration (Ammonia) Technician pay in Knoxville, TN
Manufacturing Headhunters uses the published BLS OEWS figures below. They describe the mapped occupation and area, not an individual offer.
This is what we do all day: recruit manufacturing professionals.
The median annual wage for Heating, Air Conditioning, and Refrigeration Mechanics and Installers in Knoxville, TN was $56,780 (U.S. Bureau of Labor Statistics, OEWS, May 2025). The middle half of workers earned between $46,190 and $64,330.
The Knoxville, TN median is $4,230 below the national median of $61,010, both from BLS May 2025.
Broader occupation · SOC 49-9021 Heating, Air Conditioning, and Refrigeration Mechanics and Installers
The Industrial Refrigeration (Ammonia) Technician title maps to the published occupation. BLS does not separate this process, credential, shift or plant-specific title from other work in the occupation.
What should you know about knoxville, TN?
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $39,120 | $46,190 | $56,780 | $64,330 | $84,810 |
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $18.81 | $22.21 | $27.30 | $30.93 | $40.77 |
BLS estimated 1,470 workers employed in this occupation in Knoxville, TN. Location quotient: 1.32.
What should you know about united States?
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $40,050 | $48,360 | $61,010 | $77,060 | $95,210 |
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $19.25 | $23.25 | $29.33 | $37.05 | $45.78 |
What should you know about role pay against all occupations here?
The published Industrial Refrigeration (Ammonia) Technician median is $56,780. The all-occupations median in Knoxville, TN is $47,080. Ratio: 1.21 (role median divided by all-occupations median, same units, BLS May 2025). Location quotient 1.32 measures how concentrated this occupation's employment is here against the nation. It is not a wage index.
What should you know about two BLS releases?
| Release period | 25th | Median | 75th |
|---|---|---|---|
| May 2024 | $46,240 | $50,030 | $62,490 |
| May 2025 | $46,190 | $56,780 | $64,330 |
These are two separate BLS estimates from different survey panels. The workers and employers behind them differ, so the gap is not like-for-like pay for the same workers and is not a growth rate. We show no percentage change.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025. SOC 49-9021 Heating, Air Conditioning, and Refrigeration Mechanics and Installers, Knoxville, TN. Official occupation data · Official area tables. Released 2026-05-15.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025. SOC 49-9021 Heating, Air Conditioning, and Refrigeration Mechanics and Installers, U.S.. Official occupation data · Official area tables. Released 2026-05-15.
What should you know about nearby areas?
| Area | Median | 25th to 75th |
|---|---|---|
| Morristown, TN | $48,650 | $41,130 to $63,240 |
| Asheville, NC | $58,120 | $49,060 to $62,780 |
All roles in Knoxville, TN · National page · Industrial Refrigeration (Ammonia) Technician ranked across metros