Last updated: 2025 BLS data · Page refreshed:
How does Chemical Plant and System Operators salary grow from entry-level to senior in Indiana? State salary progression based on 2025 BLS data.
72% career growth potentialData: BLS OEWS 2025 • Indiana salary data • Updated 2026-05-19
The salary range for Chemical Plant and System Operators in Indiana spans from $39,140 at entry-level to $67,470 at senior level — a difference of $28,330 per year.
Senior Chemical Plant and System Operatorss in Indiana earn $28,330 more per year than entry-level professionals.
Complete percentile breakdown showing how Chemical Plant and System Operators salary increases with experience in Indiana, from entry-level (10th percentile) to senior (90th percentile).
| Experience Level | Percentile | Annual Salary | Monthly | Hourly |
|---|---|---|---|---|
| Entry-Level | P10 | $39,140 | $3,262 | $18.82 |
| Early Career | P25 | $45,680 | $3,807 | $21.96 |
| Mid-Career | Median | $49,110 | $4,092 | $23.61 |
| Experienced | P75 | $59,960 | $4,997 | $28.83 |
| Senior / Expert | P90 | $67,470 | $5,622 | $32.44 |
Chemical Plant and System Operators in Indiana has a moderate salary progression with a 72% growth from entry-level ($39,140) to senior ($67,470). While the growth potential is steady, professionals looking to maximize earnings may benefit from specialization, advanced certifications, or gaining experience in higher-paying states. The gap between median ($49,110) and P90 ($67,470) shows there is still room for meaningful growth beyond mid-career.
Where does Indiana rank for Chemical Plant and System Operators senior-level salaries? Compare Indiana's P90 pay to other top-paying states.
Entry-level Chemical Plant and System Operatorss (10th percentile) earn approximately $39,140 per year, or $3,261 per month. Early-career professionals (25th percentile) earn around $45,680. Based on 2025 BLS OEWS data across all U.S. states.
Senior Chemical Plant and System Operatorss (90th percentile) earn approximately $67,470 per year. Experienced professionals (75th percentile) earn around $59,960. This represents a career premium of 72% over entry-level pay.
The career salary growth potential for Chemical Plant and System Operatorss is 72%. Entry-level professionals start at $39,140, while senior-level can earn up to $67,470 — a difference of $28,330 per year.
The highest-paying state for senior Chemical Plant and System Operatorss is Indiana, where 90th-percentile salaries reach $67,470 per year. See the full state-by-state comparison above.
We use BLS Occupational Employment and Wage Statistics (OEWS) 2025 data. The 10th percentile (P10) approximates entry-level pay — the salary that 90% of workers earn more than. The 90th percentile (P90) approximates senior/expert-level pay — only 10% of workers earn above this threshold. National averages are computed across all reporting U.S. states.
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Salary percentile data for Indiana from the U.S. Bureau of Labor Statistics (BLS) Occupational Employment and Wage Statistics (OEWS), May 2025. P10 approximates entry-level compensation; P90 approximates senior/expert-level compensation. State averages differ from national averages due to regional variations in cost of living, demand, and workforce composition. Actual salaries vary based on employer, experience, education, certifications, and specific location within Indiana.
Our Methodology · Data Sources · Source: BLS OEWS