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

Job-title file

Research Scientist II (Chemical Sciences)

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

41 employees hold this title in Department of Public Health. Median total compensation for the role is $113,482, above the department median of $92,430.

Employees: 41
Total payroll: $4.1M
Role median: $113,482
Agency median: $92,430
Comparison: Above

What the records show

Role pay distribution

Pay distribution for this role

-$720$121,631+

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

How total compensation varies among the 41 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 II (Chemical Sciences) is held in 3 California departments. In Department of Public Health, the median of $113,482 ranks #1 of 3.

Highest-paying departments for this role

Toxic Substances Control

$107,381 · 17

Department of Cannabis Control

$104,696 · 2

Median total compensation for the Research Scientist II (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

Ven-Chi Liao

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

2025 total comp

$122,552

Base pay: $121,802
Overtime: $0
Other pay: $750
Benefits: $0
Total compensation: $122,552
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5807235581003
Salary Total: $10,044
Total Pay: $122,552

Ven-Chi Liao works as a Research Scientist II (Chemical Sciences) for Department of Public Health. Their status is full-time. Ven-Chi earned $122,552 in 2025. Union affiliation: R10.

Stephen Singh

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

2025 total comp

$121,400

Base pay: $121,275
Overtime: $0
Other pay: $125
Benefits: $0
Total compensation: $121,400
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa
Middle name: X

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5805305581011
Salary Total: $10,098
Total Pay: $121,400

Stephen Singh is a Research Scientist II (Chemical Sciences) at Department of Public Health. They work full-time. 2025 total compensation came to $121,400. Their bargaining unit is R10.

Faezeh Samimi

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

2025 total comp

$120,620

Base pay: $120,420
Overtime: $0
Other pay: $200
Benefits: $0
Total compensation: $120,620
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5805305581018
Salary Total: $10,000
Total Pay: $120,620

At Department of Public Health, Faezeh Samimi serves as a Research Scientist II (Chemical Sciences). They work full-time. Their 2025 pay totaled $120,620. They are represented by R10.

Hsin-Ray Roger Ho

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

2025 total comp

$120,275

Base pay: $120,025
Overtime: $0
Other pay: $250
Benefits: $0
Total compensation: $120,275
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5807235581009
Salary Total: $10,098
Total Pay: $120,275

Hsin-Ray Roger Ho holds the role of Research Scientist II (Chemical Sciences) at Department of Public Health. Their status is full-time. In 2025, their total compensation was $120,275. Their bargaining unit is R10.

Roya Doroudian

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

2025 total comp

$120,066

Base pay: $120,016
Overtime: $0
Other pay: $50
Benefits: $0
Total compensation: $120,066
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5805305581004
Salary Total: $10,000
Total Pay: $120,066

Roya Doroudian is a Research Scientist II (Chemical Sciences) at Department of Public Health. They work full-time. 2025 total compensation came to $120,066. They are represented by R10.

Harbhajan Thandi

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

2025 total comp

$120,025

Base pay: $120,025
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $120,025
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa
Middle name: S

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5807235581006
Salary Total: $10,098
Total Pay: $120,025

Harbhajan Thandi holds the role of Research Scientist II (Chemical Sciences) at Department of Public Health. Their status is full-time. In 2025, their total compensation was $120,025. They are represented by R10.

Dinesh Adhikari

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

2025 total comp

$119,797

Base pay: $119,572
Overtime: $0
Other pay: $225
Benefits: $0
Total compensation: $119,797
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5807215581019
Salary Total: $9,902
Total Pay: $119,797

At Department of Public Health, Dinesh Adhikari serves as a Research Scientist II (Chemical Sciences). They work full-time. Their 2025 pay totaled $119,797. They are represented by R10.

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

2025 total comp

$119,658

Base pay: $119,658
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $119,658
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5807225581014
Salary Total: $9,902
Total Pay: $119,658

Li holds the role of Research Scientist II (Chemical Sciences) at Department of Public Health. Their status is full-time. In 2025, their total compensation was $119,658. Their bargaining unit is R10.

Lawson Wu

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

2025 total comp

$118,955

Base pay: $118,680
Overtime: $0
Other pay: $275
Benefits: $0
Total compensation: $118,955
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5805305581029
Salary Total: $9,706
Total Pay: $118,955

Lawson Wu is a Research Scientist II (Chemical Sciences) at Department of Public Health. They work full-time. 2025 total compensation came to $118,955. They are represented by R10.

Josephine Deguzman

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

2025 total comp

$118,838

Base pay: $118,613
Overtime: $0
Other pay: $225
Benefits: $0
Total compensation: $118,838
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa
Middle name: A

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5803525581002
Salary Total: $9,902
Total Pay: $118,838

At Department of Public Health, Josephine Deguzman serves as a Research Scientist II (Chemical Sciences). They work full-time. Their 2025 pay totaled $118,838. They are represented by R10.

Natallia Spell

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

2025 total comp

$118,633

Base pay: $118,408
Overtime: $0
Other pay: $225
Benefits: $0
Total compensation: $118,633
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5807235581004
Salary Total: $9,902
Total Pay: $118,633

Natallia Spell holds the role of Research Scientist II (Chemical Sciences) at Department of Public Health. Their status is full-time. In 2025, their total compensation was $118,633. Their bargaining unit is R10.

Qi Gavin

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

2025 total comp

$118,633

Base pay: $118,408
Overtime: $0
Other pay: $225
Benefits: $0
Total compensation: $118,633
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa
Middle name: W

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5807215581014
Salary Total: $9,902
Total Pay: $118,633

Qi Gavin holds the role of Research Scientist II (Chemical Sciences) at Department of Public Health. Their status is full-time. In 2025, their total compensation was $118,633. Their bargaining unit is R10.

Flavia Wong

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

2025 total comp

$117,963

Base pay: $117,688
Overtime: $0
Other pay: $275
Benefits: $0
Total compensation: $117,963
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa
Middle name: H

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5807215581015
Salary Total: $10,098
Total Pay: $117,963

Flavia Wong is a Research Scientist II (Chemical Sciences) at Department of Public Health. They work full-time. 2025 total compensation came to $117,963. Union affiliation: R10.

Robert Miranda

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

2025 total comp

$117,382

Base pay: $117,382
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $117,382
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5805305581016
Salary Total: $9,706
Total Pay: $117,382

Robert Miranda is a Research Scientist II (Chemical Sciences) at Department of Public Health. They work full-time. 2025 total compensation came to $117,382. Union affiliation: R10.

Jun Zhou

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

2025 total comp

$117,382

Base pay: $117,382
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $117,382
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa
Middle name: Q

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5805305581024
Salary Total: $9,706
Total Pay: $117,382

Jun Zhou is a Research Scientist II (Chemical Sciences) at Department of Public Health. They work full-time. 2025 total compensation came to $117,382. Their bargaining unit is R10.

Philip Roworth

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

2025 total comp

$116,589

Base pay: $116,589
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $116,589
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Contra Costa
Middle name: M

Source-specific fields

Base Pay: $9,799
Cs/csu: Cs
Position Number: 5805305581023
Salary Total: $9,706
Total Pay: $116,589

Philip Roworth works as a Research Scientist II (Chemical Sciences) for Department of Public Health. Their status is full-time. Philip earned $116,589 in 2025. Their bargaining unit is R10.