Research Scientist Supervisor II (Chemical Sciences)

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

5 employees hold this title in Toxic Substances Control. Median total compensation for the role is $156,730, above the department median of $102,059.

Employees: 5
Total payroll: $625.4K
Role median: $156,730
Agency median: $102,059
Comparison: Above

Compare departments

This role across California

Research Scientist Supervisor II (Chemical Sciences) is held in 2 California departments. In Toxic Substances Control, the median of $156,730 ranks #1 of 2.

Highest-paying departments for this role

Department of Public Health

$143,341 · 6

Median total compensation for the Research Scientist Supervisor II (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

June Soo Park

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

2025 total comp

$185,555

Base pay: $182,463
Overtime: $0
Other pay: $3,092
Benefits: $0
Total compensation: $185,555
Employment type: Full-Time
Union / bargaining unit: S10
Work county: Alameda

Source-specific fields

Base Pay: $14,580
Cs/csu: Cs
Position Number: 8103575650003
Salary Total: $15,090
Total Pay: $185,555

At Toxic Substances Control, June Soo Park serves as a Research Scientist Supervisor II (Chemical Sciences). They work full-time. Their 2025 pay totaled $185,555. Their bargaining unit is S10.

Mui Koltunov

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

2023 total comp

$165,269

Base pay: $163,461
Overtime: $0
Other pay: $1,808
Benefits: $0
Total compensation: $165,269
Employment type: Full-Time
Union / bargaining unit: S10
Work county: Los Angeles
Middle name: S

Source-specific fields

Base Pay: $13,225
Cs/csu: Cs
Position Number: 8103585650003
Salary Total: $13,622
Total Pay: $165,269

Mui Koltunov is a Research Scientist Supervisor II (Chemical Sciences) at Toxic Substances Control. They work full-time. 2023 total compensation came to $165,269. Union affiliation: S10.

Cesar Fernandez

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

2025 total comp

$156,730

Base pay: $156,580
Overtime: $0
Other pay: $150
Benefits: $0
Total compensation: $156,730
Employment type: Full-Time
Union / bargaining unit: S10
Work county: Los Angeles
Middle name: F

Source-specific fields

Base Pay: $13,542
Cs/csu: Cs
Position Number: 8103585650003
Salary Total: $13,474
Total Pay: $156,730

Cesar Fernandez works as a Research Scientist Supervisor II (Chemical Sciences) for Toxic Substances Control. Their status is full-time. Cesar earned $156,730 in 2025. Their bargaining unit is S10.

Andrew Pinsonneault

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

2025 total comp

$117,870

Base pay: $117,870
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $117,870
Employment type: Full-Time
Union / bargaining unit: S10
Work county: Alameda
Middle name: J

Source-specific fields

Base Pay: $10,933
Cs/csu: Cs
Position Number: 8103575650002
Salary Total: $10,800
Total Pay: $117,870

Andrew Pinsonneault is a Research Scientist Supervisor II (Chemical Sciences) at Toxic Substances Control. They work full-time. 2025 total compensation came to $117,870. Union affiliation: S10.

John Quinn

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

2025 total comp

Base pay: -$13,697
Overtime: $0
Other pay: $13,697
Benefits: $0
Total compensation: $0
Employment type: Full-Time
Union / bargaining unit: S10
Work county: Alameda
Middle name: F

Source-specific fields

Base Pay: $14,019
Cs/csu: Cs
Position Number: 8103575650002
Salary Total: $14,720

John Quinn works as a Research Scientist Supervisor II (Chemical Sciences) for Toxic Substances Control. Their status is full-time. John earned $0 in 2025. They are represented by S10.