California / Department of Public Health / Research Scientist III (Chemical Sciences)

Job-title file

Research Scientist III (Chemical Sciences)

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

18 employees hold this title in Department of Public Health. Median total compensation for the role is $123,293, above the department median of $92,430.

Employees: 18
Total payroll: $1.9M
Role median: $123,293
Agency median: $92,430
Comparison: Above

What the records show

Role pay distribution

Pay distribution for this role

$131$132,851+

Hover a bar for its range; click to filter the list below.

How total compensation varies among the 18 people in this role. Even for one job title, pay differs with seniority, step, overtime, and tenure. Each bar is a pay range; the far-right bar collects the highest earners.

Compare departments

This role across California

Research Scientist III (Chemical Sciences) is held in 5 California departments. In Department of Public Health, the median of $123,293 ranks #2 of 5.

Highest-paying departments for this role

Pesticide Regulation

$130,393 · 4

Department of Cannabis Control

$123,189 · 5

Toxic Substances Control

$118,745 · 15

Water Resources Control Board

$113,679 · 3

Median total compensation for the Research Scientist III (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 Scientistroles 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

Yuriy Shchepin

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$132,924

Base pay: $132,449
Overtime: $0
Other pay: $475
Benefits: $0
Total compensation: $132,924
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $10,779
Cs/csu: Cs
Position Number: 5805305591004
Salary Total: $10,975
Total Pay: $132,924

At Department of Public Health, Yuriy Shchepin serves as a Research Scientist III (Chemical Sciences). They work full-time. Their 2025 pay totaled $132,924. Their bargaining unit is R10.

Juhua Xu

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$132,710

Base pay: $131,960
Overtime: $0
Other pay: $750
Benefits: $0
Total compensation: $132,710
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $10,779
Cs/csu: Cs
Position Number: 5807235591005
Salary Total: $10,941
Total Pay: $132,710

Juhua Xu holds the role of Research Scientist III (Chemical Sciences) at Department of Public Health. Their status is full-time. In 2025, their total compensation was $132,710. They are represented by R10.

Liang Yang

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$132,699

Base pay: $132,449
Overtime: $0
Other pay: $250
Benefits: $0
Total compensation: $132,699
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $10,779
Cs/csu: Cs
Position Number: 5807225591015
Salary Total: $10,975
Total Pay: $132,699

Liang Yang is a Research Scientist III (Chemical Sciences) at Department of Public Health. They work full-time. 2025 total compensation came to $132,699. Their bargaining unit is R10.

Sony Cai

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$132,275

Base pay: $131,750
Overtime: $0
Other pay: $525
Benefits: $0
Total compensation: $132,275
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa
Middle name: S

Source-specific fields

Base Pay: $10,779
Cs/csu: Cs
Position Number: 5807225591010
Salary Total: $10,833
Total Pay: $132,275

Sony Cai works as a Research Scientist III (Chemical Sciences) for Department of Public Health. Their status is full-time. Sony earned $132,275 in 2025. Their bargaining unit is R10.

Shizhong Wang

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$131,424

Base pay: $131,199
Overtime: $0
Other pay: $225
Benefits: $0
Total compensation: $131,424
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Alameda

Source-specific fields

Base Pay: $10,779
Cs/csu: Cs
Position Number: 5807215591001
Salary Total: $10,975
Total Pay: $131,424

Shizhong Wang holds the role of Research Scientist III (Chemical Sciences) at Department of Public Health. Their status is full-time. In 2025, their total compensation was $131,424. Union affiliation: R10.

Ping Wang

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$127,518

Base pay: $127,318
Overtime: $0
Other pay: $200
Benefits: $0
Total compensation: $127,518
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $10,779
Cs/csu: Cs
Position Number: 5807215591002
Salary Total: $10,975
Total Pay: $127,518

At Department of Public Health, Ping Wang serves as a Research Scientist III (Chemical Sciences). They work full-time. Their 2025 pay totaled $127,518. Their bargaining unit is R10.

Lifan Shih

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$125,572

Base pay: $125,297
Overtime: $0
Other pay: $275
Benefits: $0
Total compensation: $125,572
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento

Source-specific fields

Base Pay: $10,218
Cs/csu: Cs
Position Number: 5805305591007
Salary Total: $10,417
Total Pay: $125,572

Lifan Shih works as a Research Scientist III (Chemical Sciences) for Department of Public Health. Their status is full-time. Lifan earned $125,572 in 2025. Union affiliation: R10.

Dongli Wang

Research Scientist III (Chemical Sciences)/Department of Public Health

2023 total comp

$125,289

Base pay: $125,289
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $125,289
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $9,777
Cs/csu: Cs
Position Number: 5807225591009
Salary Total: $10,070
Total Pay: $125,289

At Department of Public Health, Dongli Wang serves as a Research Scientist III (Chemical Sciences). They work full-time. Their 2023 pay totaled $125,289. They are represented by R10.

Wei Zou

Research Scientist III (Chemical Sciences)/Department of Public Health

2023 total comp

$123,563

Base pay: $123,313
Overtime: $0
Other pay: $250
Benefits: $0
Total compensation: $123,563
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $9,777
Cs/csu: Cs
Position Number: 5817235591001
Salary Total: $10,070
Total Pay: $123,563

Wei Zou holds the role of Research Scientist III (Chemical Sciences) at Department of Public Health. Their status is full-time. In 2023, their total compensation was $123,563. Union affiliation: R10.

Wayne Tseng

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$123,023

Base pay: $118,541
Overtime: $0
Other pay: $4,483
Benefits: $0
Total compensation: $123,023
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa
Middle name: L

Source-specific fields

Base Pay: $10,364
Cs/csu: Cs
Position Number: 5807225591012
Salary Total: $10,519
Total Pay: $123,023

Wayne Tseng holds the role of Research Scientist III (Chemical Sciences) at Department of Public Health. Their status is full-time. In 2025, their total compensation was $123,023. Union affiliation: R10.

Zheng Miao

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$122,629

Base pay: $122,504
Overtime: $0
Other pay: $125
Benefits: $0
Total compensation: $122,629
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $10,239
Cs/csu: Cs
Position Number: 5807225591009
Salary Total: $10,188
Total Pay: $122,629

At Department of Public Health, Zheng Miao serves as a Research Scientist III (Chemical Sciences). They work full-time. Their 2025 pay totaled $122,629. Their bargaining unit is R10.

Nova Tasnima

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$117,770

Base pay: $117,770
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $117,770
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa
Middle name: I

Source-specific fields

Base Pay: $10,239
Cs/csu: Cs
Position Number: 5807225591008
Salary Total: $10,335
Total Pay: $117,770

Nova Tasnima is a Research Scientist III (Chemical Sciences) at Department of Public Health. They work full-time. 2025 total compensation came to $117,770. Their bargaining unit is R10.

Lisheng Zhang

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$108,630

Base pay: $108,630
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $108,630
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $9,180
Cs/csu: Cs
Position Number: 5805305591001
Salary Total: $9,384
Total Pay: $108,630

Lisheng Zhang holds the role of Research Scientist III (Chemical Sciences) at Department of Public Health. Their status is full-time. In 2025, their total compensation was $108,630. They are represented by R10.

Arianna Kazez

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$96,430

Base pay: $82,258
Overtime: $0
Other pay: $14,173
Benefits: $0
Total compensation: $96,430
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento
Middle name: H

Source-specific fields

Base Pay: $9,640
Cs/csu: Cs
Position Number: 5807225591011
Salary Total: $8,702
Total Pay: $96,430

Arianna Kazez holds the role of Research Scientist III (Chemical Sciences) at Department of Public Health. Their status is full-time. In 2025, their total compensation was $96,430. They are represented by R10.

Xiaosong Jiang

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$95,650

Base pay: $95,450
Overtime: $0
Other pay: $200
Benefits: $0
Total compensation: $95,650
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $8,743
Cs/csu: Cs
Position Number: 5807215591003
Salary Total: $8,949
Total Pay: $95,650

Xiaosong Jiang works as a Research Scientist III (Chemical Sciences) for Department of Public Health. Their status is full-time. Xiaosong earned $95,650 in 2025. They are represented by R10.

Ahmed Najar

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$36,880

Base pay: $36,860
Overtime: $0
Other pay: $20
Benefits: $0
Total compensation: $36,880
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $8,327
Cs/csu: Cs
Position Number: 5807225591013
Salary Total: $8,535
Total Pay: $36,880

Ahmed Najar works as a Research Scientist III (Chemical Sciences) for Department of Public Health. Their status is full-time. Ahmed earned $36,880 in 2025. Union affiliation: R10.

Rajashree Ravi

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$1,634

Base pay: $1,500
Overtime: $0
Other pay: $134
Benefits: $0
Total compensation: $1,634
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $10,364
Cs/csu: Cs
Position Number: 5807225591013
Salary Total: $10,925
Total Pay: $1,634

Rajashree Ravi is a Research Scientist III (Chemical Sciences) at Department of Public Health. They work full-time. 2025 total compensation came to $1,634. They are represented by R10.

Mahalakshmi Rudrabhatla

Research Scientist III (Chemical Sciences)/Department of Public Health

2025 total comp

$131

Base pay: $0
Overtime: $0
Other pay: $131
Benefits: $0
Total compensation: $131
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $9,872
Cs/csu: Cs
Position Number: 5807225591008
Salary Total: $10,418
Total Pay: $131

Mahalakshmi Rudrabhatla holds the role of Research Scientist III (Chemical Sciences) at Department of Public Health. Their status is full-time. In 2025, their total compensation was $131. Their bargaining unit is R10.