How does Chemical Plant and System Operators salary grow from entry-level to senior in Washington? State salary progression based on 2024 BLS data.
144% career growth potentialData: BLS OEWS 2024 • Washington salary data • Updated 2026-04-06
The salary range for Chemical Plant and System Operators in Washington spans from $45,820 at entry-level to $111,680 at senior level — a difference of $65,860 per year.
Senior Chemical Plant and System Operatorss in Washington earn $65,860 more per year than entry-level professionals.
Complete percentile breakdown showing how Chemical Plant and System Operators salary increases with experience in Washington, from entry-level (10th percentile) to senior (90th percentile).
| Experience Level | Percentile | Annual Salary | Monthly | Hourly |
|---|---|---|---|---|
| Entry-Level | P10 | $45,820 | $3,818 | $22.03 |
| Early Career | P25 | $50,240 | $4,187 | $24.15 |
| Mid-Career | Median | $72,110 | $6,009 | $34.67 |
| Experienced | P75 | $102,160 | $8,513 | $49.12 |
| Senior / Expert | P90 | $111,680 | $9,307 | $53.69 |
Chemical Plant and System Operators in Washington shows strong salary progression over a career. Entry-level professionals start around $45,820, while senior-level professionals earn $111,680 — a 144% increase. The biggest salary jump typically occurs between mid-career ($72,110) and experienced level ($102,160), suggesting that specialization and leadership responsibilities are the key drivers of higher pay.
Where does Washington rank for Chemical Plant and System Operators senior-level salaries? Compare Washington's P90 pay to other top-paying states.
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Entry-level Chemical Plant and System Operatorss (10th percentile) earn approximately $45,820 per year, or $3,818 per month. Early-career professionals (25th percentile) earn around $50,240. Based on 2024 BLS OEWS data across all U.S. states.
Senior Chemical Plant and System Operatorss (90th percentile) earn approximately $111,680 per year. Experienced professionals (75th percentile) earn around $102,160. This represents a career premium of 144% over entry-level pay.
The career salary growth potential for Chemical Plant and System Operatorss is 144%. Entry-level professionals start at $45,820, while senior-level can earn up to $111,680 — a difference of $65,860 per year.
The highest-paying state for senior Chemical Plant and System Operatorss is Washington, where 90th-percentile salaries reach $111,680 per year. See the full state-by-state comparison above.
We use BLS Occupational Employment and Wage Statistics (OEWS) 2024 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.
Salary percentile data for Washington from the U.S. Bureau of Labor Statistics (BLS) Occupational Employment and Wage Statistics (OEWS), May 2024. 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 Washington.
Our Methodology · Data Sources · Source: BLS OEWS