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

Job-title file

Research Scientist I (Chemical Sciences)

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

15 employees hold this title in Toxic Substances Control. Median total compensation for the role is $89,606, below the department median of $102,059.

Employees: 15
Total payroll: $1.3M
Role median: $89,606
Agency median: $102,059
Comparison: Below

What the records show

Role pay distribution

Pay distribution for this role

$27,496$105,719+

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 I (Chemical Sciences) is held in 3 California departments. In Toxic Substances Control, the median of $89,606 ranks #3 of 3.

Highest-paying departments for this role

Department of Cannabis Control

$107,384 · 1

Department of Public Health

$95,560 · 15

Median total compensation for the Research Scientist I (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 Scientist roles 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

Hyoung Baek

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2025 total comp

$106,234

Base pay: $106,009
Overtime: $0
Other pay: $225
Benefits: $0
Total compensation: $106,234
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Alameda
Middle name: G

Source-specific fields

Base Pay: $8,922
Cs/csu: Cs
Position Number: 8103305576001
Salary Total: $8,860
Total Pay: $106,234

Hyoung Baek works as a Research Scientist I (Chemical Sciences) for Toxic Substances Control. Their status is full-time. Hyoung earned $106,234 in 2025. Union affiliation: R10.

Eric Lytle

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2025 total comp

$104,395

Base pay: $104,170
Overtime: $0
Other pay: $225
Benefits: $0
Total compensation: $104,395
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Alameda
Middle name: K

Source-specific fields

Base Pay: $8,922
Cs/csu: Cs
Position Number: 8103575576024
Salary Total: $8,860
Total Pay: $104,395

Eric Lytle holds the role of Research Scientist I (Chemical Sciences) at Toxic Substances Control. Their status is full-time. In 2025, their total compensation was $104,395. Their bargaining unit is R10.

Ashkan Ovaici

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2025 total comp

$100,430

Base pay: $87,837
Overtime: $0
Other pay: $12,592
Benefits: $0
Total compensation: $100,430
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Alameda

Source-specific fields

Base Pay: $7,652
Cs/csu: Cs
Position Number: 8103575576023
Salary Total: $7,634
Total Pay: $100,430

Ashkan Ovaici works as a Research Scientist I (Chemical Sciences) for Toxic Substances Control. Their status is full-time. Ashkan earned $100,430 in 2025. Their bargaining unit is R10.

Hae Lee

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2023 total comp

$96,680

Base pay: $96,380
Overtime: $0
Other pay: $300
Benefits: $0
Total compensation: $96,680
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Los Angeles
Middle name: C

Source-specific fields

Base Pay: $8,093
Cs/csu: Cs
Position Number: 8103585576012
Salary Total: $8,093
Total Pay: $96,680

Hae Lee holds the role of Research Scientist I (Chemical Sciences) at Toxic Substances Control. Their status is full-time. In 2023, their total compensation was $96,680. Union affiliation: R10.

Ruihong Xiao

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2024 total comp

$95,830

Base pay: $95,530
Overtime: $0
Other pay: $300
Benefits: $0
Total compensation: $95,830
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Alameda

Source-specific fields

Base Pay: $8,152
Cs/csu: Cs
Position Number: 8103575576006
Salary Total: $8,402
Total Pay: $95,830

Ruihong Xiao works as a Research Scientist I (Chemical Sciences) for Toxic Substances Control. Their status is full-time. Ruihong earned $95,830 in 2024. Their bargaining unit is R10.

Ori Roe

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2024 total comp

$95,615

Base pay: $77,693
Overtime: $0
Other pay: $17,922
Benefits: $0
Total compensation: $95,615
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Los Angeles

Source-specific fields

Base Pay: $7,043
Cs/csu: Cs
Position Number: 8103585576010
Salary Total: $7,043
Total Pay: $95,615

Ori Roe holds the role of Research Scientist I (Chemical Sciences) at Toxic Substances Control. Their status is full-time. In 2024, their total compensation was $95,615. Union affiliation: R10.

Gabriel Prindle

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2025 total comp

$92,686

Base pay: $92,461
Overtime: $0
Other pay: $225
Benefits: $0
Total compensation: $92,686
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Alameda
Middle name: J

Source-specific fields

Base Pay: $8,037
Cs/csu: Cs
Position Number: 8103575576022
Salary Total: $8,006
Total Pay: $92,686

Gabriel Prindle is a Research Scientist I (Chemical Sciences) at Toxic Substances Control. They work full-time. 2025 total compensation came to $92,686. Their bargaining unit is R10.

Arely Ortiz

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2024 total comp

$89,606

Base pay: $89,306
Overtime: $0
Other pay: $300
Benefits: $0
Total compensation: $89,606
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Los Angeles
Middle name: G

Source-specific fields

Base Pay: $7,753
Cs/csu: Cs
Position Number: 8103585576011
Salary Total: $7,753
Total Pay: $89,606

Arely Ortiz holds the role of Research Scientist I (Chemical Sciences) at Toxic Substances Control. Their status is full-time. In 2024, their total compensation was $89,606. Union affiliation: R10.

Linh Al Chalabi

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2025 total comp

$84,856

Base pay: $84,806
Overtime: $0
Other pay: $50
Benefits: $0
Total compensation: $84,856
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Alameda

Source-specific fields

Base Pay: $7,288
Cs/csu: Cs
Position Number: 8103575576003
Salary Total: $7,283
Total Pay: $84,856

Linh Al Chalabi is a Research Scientist I (Chemical Sciences) at Toxic Substances Control. They work full-time. 2025 total compensation came to $84,856. Their bargaining unit is R10.

Sofiya Woodcock

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2025 total comp

$84,856

Base pay: $84,806
Overtime: $0
Other pay: $50
Benefits: $0
Total compensation: $84,856
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Alameda
Middle name: M

Source-specific fields

Base Pay: $7,288
Cs/csu: Cs
Position Number: 8103575576002
Salary Total: $7,283
Total Pay: $84,856

Sofiya Woodcock holds the role of Research Scientist I (Chemical Sciences) at Toxic Substances Control. Their status is full-time. In 2025, their total compensation was $84,856. They are represented by R10.

Justin Sturgess

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2025 total comp

$84,546

Base pay: $84,471
Overtime: $0
Other pay: $75
Benefits: $0
Total compensation: $84,546
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Alameda
Middle name: M

Source-specific fields

Base Pay: $7,288
Cs/csu: Cs
Position Number: 8103575576004
Salary Total: $7,283
Total Pay: $84,546

Justin Sturgess holds the role of Research Scientist I (Chemical Sciences) at Toxic Substances Control. Their status is full-time. In 2025, their total compensation was $84,546. Their bargaining unit is R10.

Syprose Nyachoti

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2023 total comp

$79,748

Base pay: $79,448
Overtime: $0
Other pay: $300
Benefits: $0
Total compensation: $79,748
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Alameda

Source-specific fields

Base Pay: $6,838
Cs/csu: Cs
Position Number: 8103575576003
Salary Total: $6,838
Total Pay: $79,748

Syprose Nyachoti holds the role of Research Scientist I (Chemical Sciences) at Toxic Substances Control. Their status is full-time. In 2023, their total compensation was $79,748. Their bargaining unit is R10.

Zhenhui Xie

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2025 total comp

$69,840

Base pay: $69,665
Overtime: $0
Other pay: $175
Benefits: $0
Total compensation: $69,840
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Fresno

Source-specific fields

Base Pay: $6,942
Cs/csu: Cs
Position Number: 8103585576011
Salary Total: $6,699
Total Pay: $69,840

Zhenhui Xie is a Research Scientist I (Chemical Sciences) at Toxic Substances Control. They work full-time. 2025 total compensation came to $69,840. They are represented by R10.

Natalie Soto

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2025 total comp

$62,825

Base pay: $62,615
Overtime: $0
Other pay: $210
Benefits: $0
Total compensation: $62,825
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Alameda
Middle name: D

Source-specific fields

Base Pay: $7,654
Cs/csu: Cs
Position Number: 8103575576007
Salary Total: $7,636
Total Pay: $62,825

Natalie Soto is a Research Scientist I (Chemical Sciences) at Toxic Substances Control. They work full-time. 2025 total compensation came to $62,825. They are represented by R10.

Junhe Lu

Research Scientist I (Chemical Sciences)/Toxic Substances Control

2025 total comp

$27,496

Base pay: $27,496
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $27,496
Employment type: Full-Time
Union / bargaining unit: R10
Work county: Alameda

Source-specific fields

Base Pay: $6,942
Cs/csu: Cs
Position Number: 8103575576006
Salary Total: $6,949
Total Pay: $27,496

Junhe Lu works as a Research Scientist I (Chemical Sciences) for Toxic Substances Control. Their status is full-time. Junhe earned $27,496 in 2025. Union affiliation: R10.