California / Toxic Substances Control / Research Scientist Supervisor I (Chemical Sciences)

Job-title file

Research Scientist Supervisor I (Chemical Sciences)

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

8 employees hold this title in Toxic Substances Control. Median total compensation for the role is $104,984, above the department median of $102,059.

Employees: 8
Total payroll: $781.3K
Role median: $104,984
Agency median: $102,059
Comparison: Above

What the records show

Role pay distribution

Pay distribution for this role

$24,170$143,512+

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

How total compensation varies among the 8 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 Supervisor I (Chemical Sciences) is held in 3 California departments. In Toxic Substances Control, the median of $104,984 ranks #3 of 3.

Highest-paying departments for this role

Department of Public Health

$150,078 · 15

Department of Cannabis Control

$125,678 · 1

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

Record list

Employees with this title

Page 1

Cesar Fernandez

Research Scientist Supervisor I (Chemical Sciences)/Toxic Substances Control

2023 total comp

$144,005

Base pay: $138,383
Overtime: $0
Other pay: $5,623
Benefits: $0
Total compensation: $144,005
Employment type: Full-Time
Union / bargaining unit: S10
Work county: Los Angeles
Middle name: F

Source-specific fields

Base Pay: $11,196
Cs/csu: Cs
Position Number: 8103585638001
Salary Total: $11,532
Total Pay: $144,005

Cesar Fernandez holds the role of Research Scientist Supervisor I (Chemical Sciences) at Toxic Substances Control. Their status is full-time. In 2023, their total compensation was $144,005. They are represented by S10.

Sayaka Takaku-Pugh

Research Scientist Supervisor I (Chemical Sciences)/Toxic Substances Control

2025 total comp

$140,480

Base pay: $140,230
Overtime: $0
Other pay: $250
Benefits: $0
Total compensation: $140,480
Employment type: Full-Time
Union / bargaining unit: S10
Work county: Alameda

Source-specific fields

Base Pay: $12,067
Cs/csu: Cs
Position Number: 8103575638004
Salary Total: $12,257
Total Pay: $140,480

At Toxic Substances Control, Sayaka Takaku-Pugh serves as a Research Scientist Supervisor I (Chemical Sciences). They work full-time. Their 2025 pay totaled $140,480. They are represented by S10.

Robert Ramage

Research Scientist Supervisor I (Chemical Sciences)/Toxic Substances Control

2023 total comp

$131,866

Base pay: $115,319
Overtime: $0
Other pay: $16,547
Benefits: $0
Total compensation: $131,866
Employment type: Full-Time
Union / bargaining unit: S10
Work county: Alameda
Middle name: T

Source-specific fields

Base Pay: $11,196
Cs/csu: Cs
Position Number: 8103575638003
Salary Total: $11,532
Total Pay: $131,866

Robert Ramage works as a Research Scientist Supervisor I (Chemical Sciences) for Toxic Substances Control. Their status is full-time. Robert earned $131,866 in 2023. Union affiliation: S10.

Ranjit Gill

Research Scientist Supervisor I (Chemical Sciences)/Toxic Substances Control

2023 total comp

$120,199

Base pay: $119,724
Overtime: $0
Other pay: $475
Benefits: $0
Total compensation: $120,199
Employment type: Full-Time
Union / bargaining unit: S10
Work county: Alameda
Middle name: S

Source-specific fields

Base Pay: $10,266
Cs/csu: Cs
Position Number: 8103575638001
Salary Total: $10,266
Total Pay: $120,199

Ranjit Gill works as a Research Scientist Supervisor I (Chemical Sciences) for Toxic Substances Control. Their status is full-time. Ranjit earned $120,199 in 2023. They are represented by S10.

Nan Xie

Research Scientist Supervisor I (Chemical Sciences)/Toxic Substances Control

2025 total comp

$89,769

Base pay: $85,641
Overtime: $0
Other pay: $4,128
Benefits: $0
Total compensation: $89,769
Employment type: Full-Time
Union / bargaining unit: S10
Work county: Los Angeles

Source-specific fields

Base Pay: $9,254
Cs/csu: Cs
Position Number: 8103585638001
Salary Total: $9,532
Total Pay: $89,769

At Toxic Substances Control, Nan Xie serves as a Research Scientist Supervisor I (Chemical Sciences). They work full-time. Their 2025 pay totaled $89,769. Union affiliation: S10.

Sabrina M Smith

Research Scientist Supervisor I (Chemical Sciences)/Toxic Substances Control

2023 total comp

$83,321

Base pay: $69,970
Overtime: $0
Other pay: $13,351
Benefits: $0
Total compensation: $83,321
Employment type: Full-Time
Union / bargaining unit: S10
Work county: Alameda
Middle name: C

Source-specific fields

Base Pay: $10,921
Cs/csu: Cs
Position Number: 8103575638004
Salary Total: $10,921
Total Pay: $83,321

Sabrina M Smith holds the role of Research Scientist Supervisor I (Chemical Sciences) at Toxic Substances Control. Their status is full-time. In 2023, their total compensation was $83,321. Union affiliation: S10.

Andrew Pinsonneault

Research Scientist Supervisor I (Chemical Sciences)/Toxic Substances Control

2024 total comp

$47,520

Base pay: $47,520
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $47,520
Employment type: Full-Time
Union / bargaining unit: S10
Work county: Alameda
Middle name: J

Source-specific fields

Base Pay: $9,254
Cs/csu: Cs
Position Number: 8103575638003
Salary Total: $9,504
Total Pay: $47,520

Andrew Pinsonneault works as a Research Scientist Supervisor I (Chemical Sciences) for Toxic Substances Control. Their status is full-time. Andrew earned $47,520 in 2024. They are represented by S10.

Weihong Guo

Research Scientist Supervisor I (Chemical Sciences)/Toxic Substances Control

2025 total comp

$24,170

Base pay: $24,170
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $24,170
Employment type: Full-Time
Union / bargaining unit: S10
Work county: Alameda

Source-specific fields

Base Pay: $9,578
Cs/csu: Cs
Position Number: 8103575638001
Salary Total: $9,493
Total Pay: $24,170

Weihong Guo is a Research Scientist Supervisor I (Chemical Sciences) at Toxic Substances Control. They work full-time. 2025 total compensation came to $24,170. They are represented by S10.