City and County of San Francisco / Municipal Transportation Agency / Is Engineer-Principal

Job-title file

Is Engineer-Principal

Design, analyze, and oversee technical systems or infrastructure, ensuring they meet specifications and codes.

20 employees hold this title in Municipal Transportation Agency. Median total compensation for the role is $280,892, above the department median of $158,925.

Employees: 20
Total payroll: $5.6M
Role median: $280,892
Agency median: $158,925
Comparison: Above

What the records show

Role pay distribution

Pay distribution for this role

$72,260$342,093+

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

How total compensation varies among the 20 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 City and County of San Francisco

Is Engineer-Principal is held in 16 City and County of San Francisco departments. In Municipal Transportation Agency, the median of $280,892 ranks #9 of 16.

Highest-paying departments for this role

$331,862 · 1

$296,412 · 6

$293,389 · 5

$292,119 · 2

$287,180 · 5

$287,005 · 6

$285,897 · 29

$282,143 · 2

$279,096 · 14

$276,002 · 16

Department of Building Inspection

$274,472 · 5

Public Utilities Commission

$271,521 · 29

Median total compensation for the Is Engineer-Principal role in other City and County of San Franciscodepartments (highest first). Each bar links to that department’s page for this role.

Record list

Employees with this title

Page 1

Troy Harrell

Is Engineer-Principal/Municipal Transportation Agency

2025 total comp

$281,535

Sub-department: Information Systems
Organization group: Public Works, Transportation & Commerce
Base pay: $205,709
Overtime: $0
Other pay: $13,242
Benefits: $62,584
Total compensation: $281,535
Employment type: Permanent Civil Service
Union / bargaining unit: Prof & Tech Eng, Local 21
Full-time equivalent (FTE): 1

Source-specific fields

Data As Of: Jun 14, 2026
Data Loaded At: Jun 15, 2026
Department Code: MTA
Health and Dental Benefits: $19,063
Job Code: 1044
Job Family Code: 1000
Organization Group Code: Public Works, Transportation & Commerce
Other Benefits: $14,265

Troy Harrell holds the role of Is Engineer-Principal at Municipal Transportation Agency within Information Systems. Their status is permanent civil service. In 2025, their total compensation was $281,535. Union affiliation: Prof & Tech Eng, Local 21.

Cheong Eng

Is Engineer-Principal/Municipal Transportation Agency

2025 total comp

$280,249

Sub-department: Information Systems
Organization group: Public Works, Transportation & Commerce
Base pay: $216,124
Overtime: $0
Other pay: $0
Benefits: $64,125
Total compensation: $280,249
Employment type: Permanent Civil Service
Union / bargaining unit: Prof & Tech Eng, Local 21
Full-time equivalent (FTE): 1

Source-specific fields

Data As Of: Jun 14, 2026
Data Loaded At: Jun 15, 2026
Department Code: MTA
Health and Dental Benefits: $19,063
Job Code: 1044
Job Family Code: 1000
Organization Group Code: Public Works, Transportation & Commerce
Other Benefits: $14,325

Cheong Eng holds the role of Is Engineer-Principal at Municipal Transportation Agency within Information Systems. Their status is permanent civil service. In 2025, their total compensation was $280,249. They are represented by Prof & Tech Eng, Local 21.

Virdis Gamble

Is Engineer-Principal/Municipal Transportation Agency

2025 total comp

$280,199

Sub-department: Information Systems
Organization group: Public Works, Transportation & Commerce
Base pay: $216,124
Overtime: $0
Other pay: $0
Benefits: $64,074
Total compensation: $280,199
Employment type: Permanent Civil Service
Union / bargaining unit: Prof & Tech Eng, Local 21
Full-time equivalent (FTE): 1

Source-specific fields

Data As Of: Jun 14, 2026
Data Loaded At: Jun 15, 2026
Department Code: MTA
Health and Dental Benefits: $19,063
Job Code: 1044
Job Family Code: 1000
Organization Group Code: Public Works, Transportation & Commerce
Other Benefits: $14,274

Virdis Gamble holds the role of Is Engineer-Principal at Municipal Transportation Agency within Information Systems. Their status is permanent civil service. In 2025, their total compensation was $280,199. Union affiliation: Prof & Tech Eng, Local 21.

Donovan Corliss

Is Engineer-Principal/Municipal Transportation Agency

2025 total comp

$280,164

Sub-department: Information Systems
Organization group: Public Works, Transportation & Commerce
Base pay: $216,124
Overtime: $0
Other pay: $0
Benefits: $64,040
Total compensation: $280,164
Employment type: Permanent Civil Service
Union / bargaining unit: Prof & Tech Eng, Local 21
Full-time equivalent (FTE): 1

Source-specific fields

Data As Of: Jun 14, 2026
Data Loaded At: Jun 15, 2026
Department Code: MTA
Health and Dental Benefits: $19,063
Job Code: 1044
Job Family Code: 1000
Organization Group Code: Public Works, Transportation & Commerce
Other Benefits: $14,240

Donovan Corliss works as a Is Engineer-Principal for Municipal Transportation Agency within Information Systems. Their status is permanent civil service. Donovan earned $280,164 in 2025. Their bargaining unit is Prof & Tech Eng, Local 21.

Luke Armbruster

Is Engineer-Principal/Municipal Transportation Agency

2025 total comp

$278,309

Sub-department: Information Systems
Organization group: Public Works, Transportation & Commerce
Base pay: $197,257
Overtime: $0
Other pay: $19,633
Benefits: $61,418
Total compensation: $278,309
Employment type: Permanent Civil Service
Union / bargaining unit: Prof & Tech Eng, Local 21
Full-time equivalent (FTE): 1

Source-specific fields

Data As Of: Jun 14, 2026
Data Loaded At: Jun 15, 2026
Department Code: MTA
Health and Dental Benefits: $19,063
Job Code: 1044
Job Family Code: 1000
Organization Group Code: Public Works, Transportation & Commerce
Other Benefits: $14,306

At Municipal Transportation Agency, Luke Armbruster serves as a Is Engineer-Principal within Information Systems. They work permanent civil service. Their 2025 pay totaled $278,309. Union affiliation: Prof & Tech Eng, Local 21.