California / Department of Health Care Services / Research Scientist III (Epidemiology/Biostatistics)

Job-title file

Research Scientist III (Epidemiology/Biostatistics)

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

15 employees hold this title in Department of Health Care Services. Median total compensation for the role is $110,011, above the department median of $90,379.

Employees: 15
Total payroll: $1.6M
Role median: $110,011
Agency median: $90,379
Comparison: Above

What the records show

Role pay distribution

Pay distribution for this role

$5,273$132,899+

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

How total compensation varies among the 15 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 (Epidemiology/Biostatistics) is held in 9 California departments. In Department of Health Care Services, the median of $110,011 ranks #6 of 9.

Highest-paying departments for this role

Food and Agriculture

$154,258 · 2

Health Care Access and Information

$126,092 · 7

Pesticide Regulation

$119,623 · 4

Cdcr/Cchcs

$115,785 · 2

Department of Public Health

$110,586 · 107

Envirnmtl Health Hazrd Assess

$101,146 · 13

Public Employee's Retirement Systems

$88,081 · 2

Fish and Wildlife

$23,074 · 2

Median total compensation for the Research Scientist III (Epidemiology/Biostatistics) 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

Weihong Zhang

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2025 total comp

$133,334

Base pay: $132,784
Overtime: $0
Other pay: $550
Benefits: $0
Total compensation: $133,334
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento

Source-specific fields

Base Pay: $10,779
Cs/csu: Cs
Position Number: 8033975594002
Salary Total: $11,048
Total Pay: $133,334

Weihong Zhang works as a Research Scientist III (Epidemiology/Biostatistics) for Department of Health Care Services. Their status is full-time. Weihong earned $133,334 in 2025. Union affiliation: R10.

Sepali Gunasekera

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2025 total comp

$131,780

Base pay: $131,230
Overtime: $0
Other pay: $550
Benefits: $0
Total compensation: $131,780
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento
Middle name: H

Source-specific fields

Base Pay: $10,779
Cs/csu: Cs
Position Number: 8033975594005
Salary Total: $11,048
Total Pay: $131,780

At Department of Health Care Services, Sepali Gunasekera serves as a Research Scientist III (Epidemiology/Biostatistics). They work full-time. Their 2025 pay totaled $131,780. They are represented by R10.

Aiden Ansen

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2025 total comp

$131,199

Base pay: $130,649
Overtime: $0
Other pay: $550
Benefits: $0
Total compensation: $131,199
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento

Source-specific fields

Base Pay: $10,779
Cs/csu: Cs
Position Number: 8033965594011
Salary Total: $10,725
Total Pay: $131,199

Aiden Ansen holds the role of Research Scientist III (Epidemiology/Biostatistics) at Department of Health Care Services. Their status is full-time. In 2025, their total compensation was $131,199. They are represented by R10.

Sarah Skallet

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2025 total comp

$130,528

Base pay: $129,978
Overtime: $0
Other pay: $550
Benefits: $0
Total compensation: $130,528
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento
Middle name: R

Source-specific fields

Base Pay: $10,779
Cs/csu: Cs
Position Number: 8030975594001
Salary Total: $10,941
Total Pay: $130,528

At Department of Health Care Services, Sarah Skallet serves as a Research Scientist III (Epidemiology/Biostatistics). They work full-time. Their 2025 pay totaled $130,528. Union affiliation: R10.

Eyobe Ako

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2025 total comp

$126,069

Base pay: $125,944
Overtime: $0
Other pay: $125
Benefits: $0
Total compensation: $126,069
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento
Middle name: M

Source-specific fields

Base Pay: $10,779
Cs/csu: Cs
Position Number: 8033965594003
Salary Total: $10,617
Total Pay: $126,069

Eyobe Ako is a Research Scientist III (Epidemiology/Biostatistics) at Department of Health Care Services. They work full-time. 2025 total compensation came to $126,069. Union affiliation: R10.

Ching-Tze Ip

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2025 total comp

$116,171

Base pay: $115,621
Overtime: $0
Other pay: $550
Benefits: $0
Total compensation: $116,171
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento
Middle name: P

Source-specific fields

Base Pay: $10,218
Cs/csu: Cs
Position Number: 8033975594001
Salary Total: $9,860
Total Pay: $116,171

At Department of Health Care Services, Ching-Tze Ip serves as a Research Scientist III (Epidemiology/Biostatistics). They work full-time. Their 2025 pay totaled $116,171. They are represented by R10.

Yang Sun

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2025 total comp

$114,148

Base pay: $113,598
Overtime: $0
Other pay: $550
Benefits: $0
Total compensation: $114,148
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento

Source-specific fields

Base Pay: $9,989
Cs/csu: Cs
Position Number: 8033965594006
Salary Total: $9,939
Total Pay: $114,148

Yang Sun works as a Research Scientist III (Epidemiology/Biostatistics) for Department of Health Care Services. Their status is full-time. Yang earned $114,148 in 2025. They are represented by R10.

Lily Ansen

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2023 total comp

$110,011

Base pay: $109,411
Overtime: $0
Other pay: $600
Benefits: $0
Total compensation: $110,011
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento

Source-specific fields

Base Pay: $9,142
Cs/csu: Cs
Position Number: 8033965594001
Salary Total: $9,416
Total Pay: $110,011

Lily Ansen is a Research Scientist III (Epidemiology/Biostatistics) at Department of Health Care Services. They work full-time. 2023 total compensation came to $110,011. They are represented by R10.

Sara Yahyaei

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2025 total comp

$108,623

Base pay: $108,073
Overtime: $0
Other pay: $550
Benefits: $0
Total compensation: $108,623
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento

Source-specific fields

Base Pay: $9,133
Cs/csu: Cs
Position Number: 8033965594008
Salary Total: $9,087
Total Pay: $108,623

Sara Yahyaei works as a Research Scientist III (Epidemiology/Biostatistics) for Department of Health Care Services. Their status is full-time. Sara earned $108,623 in 2025. They are represented by R10.

Adeola Harewood Smith

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2025 total comp

$105,515

Base pay: $104,965
Overtime: $0
Other pay: $550
Benefits: $0
Total compensation: $105,515
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento

Source-specific fields

Base Pay: $9,267
Cs/csu: Cs
Position Number: 8033965594007
Salary Total: $9,221
Total Pay: $105,515

Adeola Harewood Smith holds the role of Research Scientist III (Epidemiology/Biostatistics) at Department of Health Care Services. Their status is full-time. In 2025, their total compensation was $105,515. They are represented by R10.

Matthew Reyes

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2025 total comp

$100,204

Base pay: $99,654
Overtime: $0
Other pay: $550
Benefits: $0
Total compensation: $100,204
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento
Middle name: I

Source-specific fields

Base Pay: $8,406
Cs/csu: Cs
Position Number: 8033965594004
Salary Total: $8,280
Total Pay: $100,204

Matthew Reyes holds the role of Research Scientist III (Epidemiology/Biostatistics) at Department of Health Care Services. Their status is full-time. In 2025, their total compensation was $100,204. Union affiliation: R10.

Soonil Kwon

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2025 total comp

$99,506

Base pay: $98,956
Overtime: $0
Other pay: $550
Benefits: $0
Total compensation: $99,506
Employment type: Full-Time
Union / bargaining unit: R10
Work county: San Bernardino

Source-specific fields

Base Pay: $9,180
Cs/csu: Cs
Position Number: 8033965594013
Salary Total: $8,287
Total Pay: $99,506

Soonil Kwon is a Research Scientist III (Epidemiology/Biostatistics) at Department of Health Care Services. They work full-time. 2025 total compensation came to $99,506. Their bargaining unit is R10.

Jacqueline Silva

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2023 total comp

$97,643

Base pay: $97,043
Overtime: $0
Other pay: $600
Benefits: $0
Total compensation: $97,643
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento
Middle name: R

Source-specific fields

Base Pay: $8,312
Cs/csu: Cs
Position Number: 8033975594003
Salary Total: $8,094
Total Pay: $97,643

Jacqueline Silva is a Research Scientist III (Epidemiology/Biostatistics) at Department of Health Care Services. They work full-time. 2023 total compensation came to $97,643. They are represented by R10.

Ye Ji Kim

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2025 total comp

$74,943

Base pay: $74,793
Overtime: $0
Other pay: $150
Benefits: $0
Total compensation: $74,943
Employment type: Full-Time
Union / bargaining unit: R10
Work county: San Francisco

Source-specific fields

Base Pay: $8,327
Cs/csu: Cs
Position Number: 8030975594980
Salary Total: $8,535
Total Pay: $74,943

At Department of Health Care Services, Ye Ji Kim serves as a Research Scientist III (Epidemiology/Biostatistics). They work full-time. Their 2025 pay totaled $74,943. Union affiliation: R10.

Carl Corcoran

Research Scientist III (Epidemiology/Biostatistics)/Department of Health Care Services

2025 total comp

$5,273

Base pay: $5,273
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $5,273
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Sacramento
Middle name: T

Source-specific fields

Base Pay: $8,327
Cs/csu: Cs
Position Number: 8033965594012
Salary Total: $8,285
Total Pay: $5,273

Carl Corcoran holds the role of Research Scientist III (Epidemiology/Biostatistics) at Department of Health Care Services. Their status is full-time. In 2025, their total compensation was $5,273. Union affiliation: R10.