Research Scientist IV (Chemical Sciences)

Collect and analyze data to inform decisions, produce reports, and identify trends.

2 employees hold this title in Toxic Substances Control. Median total compensation for the role is $139,276, above the department median of $102,059.

Employees: 2
Total payroll: $278.6K
Role median: $139,276
Agency median: $102,059
Comparison: Above

Compare departments

This role across California

Research Scientist IV (Chemical Sciences) is held in 5 California departments. In Toxic Substances Control, the median of $139,276 ranks #2 of 5.

Highest-paying departments for this role

Department of Public Health

$151,283 · 10

Envirnmtl Health Hazrd Assess

$138,676 · 3

Department of Cannabis Control

$137,674 · 3

Water Resources Control Board

$91,813 · 2

Median total compensation for the Research Scientist IV (Chemical Sciences) role in other Californiadepartments (highest first). Each bar links to that department’s page for this role.

Compare jurisdictions

Research Scientist beyond California

This role is reported in 6 jurisdictions. In California, the median of $104,459 ranks #2 of 6. See Research Scientist across all of California →

Highest-paying jurisdictions for this role

$109,532 · 158

$96,654 · 395

$80,039 · 10

$73,100 · 13

$60,000 · 7

Median total compensation for comparable Research Scientist roles in other jurisdictions. Titles are matched by normalized name across sources, not identical job classification, and pay is not cost-of-living adjusted. Each bar links to that jurisdiction’s page for the role.

Record list

Employees with this title

Page 1

Miaomiao Wang

Research Scientist IV (Chemical Sciences)/Toxic Substances Control

2025 total comp

$147,075

Base pay: $146,825
Overtime: $0
Other pay: $250
Benefits: $0
Total compensation: $147,075
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Alameda

Source-specific fields

Base Pay: $12,394
Cs/csu: Cs
Position Number: 8103575608001
Salary Total: $12,458
Total Pay: $147,075

Miaomiao Wang holds the role of Research Scientist IV (Chemical Sciences) at Toxic Substances Control. Their status is full-time. In 2025, their total compensation was $147,075. They are represented by R10.

Katherine Hamblin

Research Scientist IV (Chemical Sciences)/Toxic Substances Control

2025 total comp

$131,478

Base pay: $131,303
Overtime: $0
Other pay: $175
Benefits: $0
Total compensation: $131,478
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Los Angeles
Middle name: J

Source-specific fields

Base Pay: $11,158
Cs/csu: Cs
Position Number: 8103585608001
Salary Total: $11,102
Total Pay: $131,478

Katherine Hamblin works as a Research Scientist IV (Chemical Sciences) for Toxic Substances Control. Their status is full-time. Katherine earned $131,478 in 2025. Union affiliation: R10.