California / Museum of Science & Industry

Agency file

Museum of Science & Industry

Source file: California — State Employee Compensation (SCO Payroll Data Warehouse, CPRA) / ingested Jul 4, 2026

The Museum of Science & Industry supports cultural and educational resources such as libraries, museums, and the arts.

In 2025, this agency had 134 employees with median total compensation of $70,664; the highest distinct record was $205,311.

Year: 2025
Total payroll: $9.9M
Employees: 134
Median total: $70,664
Highest record: $205,311

What the records show

Compensation analytics

These summaries compare pay within the agency before listing individual records.

Salary distribution

$0$160,319+

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

How 2025 total compensation is spread across the 134 employees. Each bar is a pay range; taller bars mean more people earn in that range. The amber line marks the median ($70,664) — half earn less, half more. The far-right bar collects the highest earners.

Average pay composition

Base — $68,882 (94%)
Overtime — $2,038 (3%)
Other — $2,666 (4%)
Benefits — $0 (0%)

What an average paycheck here is made of — base salary versus overtime, other pay (bonuses, allowances), and benefits. A large overtime or other-pay share means take-home often exceeds base salary.

Pay percentiles

10th

25th

Median

75th

90th

$38,314

$50,770

$70,664

$89,489

$116,494

The pay ladder for this department. Someone at the 90th percentile earns $116,494 — more than 90% of the department; the 10th percentile earns $38,314. The shaded band is the middle half of employees (25th–75th percentile).

Largest job titles

Custodian I

25 · $48,650

Associate Governmental Program Analyst

10 · $79,477

Stationary Engineer

7 · $99,109

Staff Services Manager I

7 · $88,038

Staff Services Analyst

7 · $59,199

The most common job titles in this department by headcount, with the median total compensation for each. Click a title to see everyone who holds it.

Trend

Year over year

How this department's total payroll, headcount, and median pay changed across the 3 published years.

Year	Total payroll	Employees	Median pay
2023	$10M —	145 —	$66,487 —
2024	$9.5M ▼ 4.9%	137 ▼ 5.5%	$68,408 ▲ 2.9%
2025	$9.9M ▲ 3.3%	134 ▼ 2.2%	$70,664 ▲ 3.3%

Compare

Similar departments

Departments elsewhere with the most similar mix of roles — a proxy for the same kind of agency, matched by workforce composition rather than name. Pay is not cost-of-living adjusted.

General Services California71% match
Par Custodial Sessions Metro Nashville57% match
Airport Commission City and County of San Francisco54% match
Av-Aviation City of Albuquerque42% match

Record list

Employees

Page 1

Manuel Ramirez

Associate Governmental Program Analyst/Museum of Science & Industry

2025 total comp

$79,862

Base pay: $67,871
Overtime: $0
Other pay: $11,990
Benefits: $0
Total compensation: $79,862
Employment type: Full-Time
Union / bargaining unit: R01
Work county: Los Angeles
Middle name: A

Source-specific fields

Base Pay: $6,031
Cs/csu: Cs
Position Number: 3146015393004
Salary Total: $5,850
Total Pay: $79,862

Manuel Ramirez works as a Associate Governmental Program Analyst for Museum of Science & Industry. Their status is full-time. Manuel earned $79,862 in 2025. Their bargaining unit is R01.

Trent Welker

Museum Security Officer/Museum of Science & Industry

2024 total comp

$79,837

Base pay: $39,655
Overtime: $10,588
Other pay: $29,593
Benefits: $0
Total compensation: $79,837
Employment type: Full-Time
Union / bargaining unit: R07
Work county: Los Angeles
Middle name: C

Source-specific fields

Base Pay: $5,324
Cs/csu: Cs
Position Number: 3146031992002
Salary Total: $5,627
Total Pay: $79,837

Trent Welker is a Museum Security Officer at Museum of Science & Industry. They work full-time. 2024 total compensation came to $79,837. Union affiliation: R07.

Erica Guzman

Associate Governmental Program Analyst/Museum of Science & Industry

2025 total comp

$79,093

Base pay: $78,668
Overtime: $0
Other pay: $425
Benefits: $0
Total compensation: $79,093
Employment type: Full-Time
Union / bargaining unit: R01
Work county: Los Angeles

Source-specific fields

Base Pay: $6,920
Cs/csu: Cs
Position Number: 3141045393801
Salary Total: $6,712
Total Pay: $79,093

Erica Guzman works as a Associate Governmental Program Analyst for Museum of Science & Industry. Their status is full-time. Erica earned $79,093 in 2025. Their bargaining unit is R01.

Michael Hamm

Associate Governmental Program Analyst/Museum of Science & Industry

2025 total comp

$78,365

Base pay: $78,065
Overtime: $0
Other pay: $300
Benefits: $0
Total compensation: $78,365
Employment type: Full-Time
Union / bargaining unit: R01
Work county: Los Angeles
Middle name: A

Source-specific fields

Base Pay: $6,980
Cs/csu: Cs
Position Number: 3146015393003
Salary Total: $6,771
Total Pay: $78,365

At Museum of Science & Industry, Michael Hamm serves as a Associate Governmental Program Analyst. They work full-time. Their 2025 pay totaled $78,365. They are represented by R01.

Rosemary Jimenez

Event Coordinator, District Agricultural Association/Museum of Science & Industry

2025 total comp

$78,134

Base pay: $73,090
Overtime: $4,745
Other pay: $300
Benefits: $0
Total compensation: $78,134
Employment type: Full-Time
Union / bargaining unit: R01
Work county: Los Angeles

Source-specific fields

Base Pay: $6,276
Cs/csu: Cs
Position Number: 3146014903001
Salary Total: $6,088
Total Pay: $78,134

Rosemary Jimenez is a Event Coordinator, District Agricultural Association at Museum of Science & Industry. They work full-time. 2025 total compensation came to $78,134. They are represented by R01.

Evelyn Flores

Accounting Officer (Specialist)/Museum of Science & Industry

2025 total comp

$78,017

Base pay: $76,759
Overtime: $1,108
Other pay: $150
Benefits: $0
Total compensation: $78,017
Employment type: Full-Time
Union / bargaining unit: R01
Work county: Los Angeles
Middle name: M

Source-specific fields

Base Pay: $6,591
Cs/csu: Cs
Position Number: 3141034546001
Salary Total: $6,393
Total Pay: $78,017

Evelyn Flores works as a Accounting Officer (Specialist) for Museum of Science & Industry. Their status is full-time. Evelyn earned $78,017 in 2025. Their bargaining unit is R01.

Gabriel Jara

Plumber I/Museum of Science & Industry

2025 total comp

$77,893

Base pay: $76,340
Overtime: $55
Other pay: $1,498
Benefits: $0
Total compensation: $77,893
Employment type: Full-Time
Union / bargaining unit: R12
Work county: Los Angeles

Source-specific fields

Base Pay: $6,555
Cs/csu: Cs
Position Number: 3142046549001
Salary Total: $6,358
Total Pay: $77,893

Gabriel Jara is a Plumber I at Museum of Science & Industry. They work full-time. 2025 total compensation came to $77,893. Union affiliation: R12.

Loc Huynh

Exhibit Electronics Technician, California Museum of Scienceand Industry/Museum of Science & Industry

2025 total comp

$77,163

Base pay: $73,846
Overtime: $1,829
Other pay: $1,488
Benefits: $0
Total compensation: $77,163
Employment type: Full-Time
Union / bargaining unit: R12
Work county: Los Angeles
Middle name: T

Source-specific fields

Base Pay: $6,341
Cs/csu: Cs
Position Number: 3142002928005
Salary Total: $6,151
Total Pay: $77,163

Loc Huynh holds the role of Exhibit Electronics Technician, California Museum of Scienceand Industry at Museum of Science & Industry. Their status is full-time. In 2025, their total compensation was $77,163. Their bargaining unit is R12.

Gordon Cook

Exhibit Electronics Technician, California Museum of Scienceand Industry/Museum of Science & Industry

2025 total comp

$76,932

Base pay: $73,846
Overtime: $1,740
Other pay: $1,346
Benefits: $0
Total compensation: $76,932
Employment type: Full-Time
Union / bargaining unit: R12
Work county: Los Angeles

Source-specific fields

Base Pay: $6,341
Cs/csu: Cs
Position Number: 3142002928002
Salary Total: $6,151
Total Pay: $76,932

Gordon Cook is a Exhibit Electronics Technician, California Museum of Scienceand Industry at Museum of Science & Industry. They work full-time. 2025 total compensation came to $76,932. Union affiliation: R12.

Martin Medrano

Maintenance Mechanic/Museum of Science & Industry

2025 total comp

$76,890

Base pay: $75,690
Overtime: $0
Other pay: $1,200
Benefits: $0
Total compensation: $76,890
Employment type: Full-Time
Union / bargaining unit: R12
Work county: Los Angeles
Middle name: J

Source-specific fields

Base Pay: $6,499
Cs/csu: Cs
Position Number: 3142046940003
Salary Total: $6,304
Total Pay: $76,890

Martin Medrano works as a Maintenance Mechanic for Museum of Science & Industry. Their status is full-time. Martin earned $76,890 in 2025. Union affiliation: R12.

Randy Tirazona

Exhibit Electronics Technician, California Museum of Scienceand Industry/Museum of Science & Industry

2025 total comp

$76,697

Base pay: $73,914
Overtime: $1,295
Other pay: $1,488
Benefits: $0
Total compensation: $76,697
Employment type: Full-Time
Union / bargaining unit: R12
Work county: Los Angeles
Middle name: D

Source-specific fields

Base Pay: $6,341
Cs/csu: Cs
Position Number: 3142002928003
Salary Total: $6,151
Total Pay: $76,697

Randy Tirazona works as a Exhibit Electronics Technician, California Museum of Scienceand Industry for Museum of Science & Industry. Their status is full-time. Randy earned $76,697 in 2025. They are represented by R12.

Joanne Chen

Associate Governmental Program Analyst/Museum of Science & Industry

2025 total comp

$76,304

Base pay: $75,954
Overtime: $0
Other pay: $350
Benefits: $0
Total compensation: $76,304
Employment type: Full-Time
Union / bargaining unit: R01
Work county: Los Angeles

Source-specific fields

Base Pay: $6,980
Cs/csu: Cs
Position Number: 3141045393805
Salary Total: $6,771
Total Pay: $76,304

Joanne Chen is a Associate Governmental Program Analyst at Museum of Science & Industry. They work full-time. 2025 total compensation came to $76,304. Union affiliation: R01.

John Kim

Exhibit Electronics Technician, California Museum of Scienceand Industry/Museum of Science & Industry

2025 total comp

$76,289

Base pay: $73,846
Overtime: $1,097
Other pay: $1,346
Benefits: $0
Total compensation: $76,289
Employment type: Full-Time
Union / bargaining unit: R12
Work county: Los Angeles
Middle name: J

Source-specific fields

Base Pay: $6,341
Cs/csu: Cs
Position Number: 3142002928008
Salary Total: $6,151
Total Pay: $76,289

John Kim works as a Exhibit Electronics Technician, California Museum of Scienceand Industry for Museum of Science & Industry. Their status is full-time. John earned $76,289 in 2025. Their bargaining unit is R12.

Michael Mendez Fernandez

Museum Security Officer/Museum of Science & Industry

2023 total comp

$76,256

Base pay: $55,703
Overtime: $18,999
Other pay: $1,554
Benefits: $0
Total compensation: $76,256
Employment type: Full-Time
Union / bargaining unit: R07
Work county: Los Angeles
Middle name: B

Source-specific fields

Base Pay: $4,600
Cs/csu: Cs
Position Number: 3146031992005
Salary Total: $4,773
Total Pay: $76,256

Michael Mendez Fernandez works as a Museum Security Officer for Museum of Science & Industry. Their status is full-time. Michael earned $76,256 in 2023. Their bargaining unit is R07.

Garrett Evans

Exposition Police Officer/Museum of Science & Industry

2024 total comp

$75,563

Base pay: $50,616
Overtime: $13,783
Other pay: $11,164
Benefits: $0
Total compensation: $75,563
Employment type: Full-Time
Union / bargaining unit: R07
Work county: Los Angeles
Middle name: L

Source-specific fields

Base Pay: $6,018
Cs/csu: Cs
Position Number: 3146031944001
Salary Total: $6,018
Total Pay: $75,563

Garrett Evans holds the role of Exposition Police Officer at Museum of Science & Industry. Their status is full-time. In 2024, their total compensation was $75,563. Union affiliation: R07.

George Marroquin

Plumber I/Museum of Science & Industry

2025 total comp

$74,781

Base pay: $71,988
Overtime: $1,447
Other pay: $1,346
Benefits: $0
Total compensation: $74,781
Employment type: Full-Time
Union / bargaining unit: R12
Work county: Los Angeles
Middle name: E

Source-specific fields

Base Pay: $6,332
Cs/csu: Cs
Position Number: 3142046549002
Salary Total: $6,142
Total Pay: $74,781

George Marroquin is a Plumber I at Museum of Science & Industry. They work full-time. 2025 total compensation came to $74,781. Union affiliation: R12.