Research Scientist I pay range
State of Illinois · class code 38231
- Class code
- 38231
- Salary plan
- RC-062-13-B
- Pay unit
- Year
- Alternate ranges
- 4
- State
- Illinois
- The State of Illinois published pay range for Research Scientist I is $59,064 to $86,304 per year, spanning every alternate range the plan defines.
- Illinois Department of Central Management Services keys this classification as class code 38231.
- The plan defines 4 alternate ranges for this class, so the rate depends on which criteria an employee meets.
- This is the range the plan authorises, not the salary of any individual employee.
Step progression
Illinois Department of Central Management Services assigns this class to salary range RC-062-13-B in the Illinois salary plan RC-062-13-B. The range pays 10 steps; a step is normally earned on a periodic increment date, not negotiated.
| Basis | Step 1b | Step 1a | Step 1 | Step 2 | Step 3 | Step 4 | Step 5 | Step 6 | Step 7 | Step 8 |
|---|---|---|---|---|---|---|---|---|---|---|
| Annual | $59,064 | $60,912 | $61,608 | $63,852 | $66,276 | $68,760 | $71,256 | $73,932 | $78,072 | $81,144 |
| Monthly | $4,922 | $5,076 | $5,134 | $5,321 | $5,523 | $5,730 | $5,938 | $6,161 | $6,506 | $6,762 |
Steps as published. The monthly row is the state's own, not a conversion of the annual row.
Alternate ranges
| Range | Minimum | Maximum | Basis |
|---|---|---|---|
| Range RC-062-13-B | $59,064 | $81,144 | per year |
| Range RC-062-13-Q | $61,464 | $84,852 | per year |
| Range RC-062-13-S | $62,616 | $86,304 | per year |
| Range MS-10-4 | $59,064 | $83,040 | per year |
Which alternate range applies is set by the plan's own criteria (experience, certification or assignment). The criteria text lives in the source document.
Where this comes from
Illinois Department of Central Management Services publishes this figure in Alphabetic Index of Position Titles, effective July 1, 2026. Every number on this page is read from that document; nothing is estimated, modelled or averaged.
Nearby classes in Illinois
Research Scientist I in other states
| State | Minimum | Maximum | Per year at full time |
|---|---|---|---|
| Florida | $53,917 | $110,138 | $53,917 to $110,138 |
Each state publishes its own range for a classification with this exact title. Duties, grade structures and bargaining units differ between states, so read each class page before comparing.