Person · Senate
Cameron C.
O'Brien
PROFESSIONAL STAFF MEMBER — Office of the Senate Republican Leader
Legislative professional with over 12 years of experience in legislative affairs and policy development in the United States Senate. Began career with Senator Susan Collins as intern and Legislative Correspondent, later serving as Professional Staff Member on the Senate Appropriations Committee Transportation, Housing and Urban Development Subcommittee. Subsequently held the position of Legislative Director at the United States Senate with responsibility for managing legislative priorities and policy initiatives. Focus on transportation and infrastructure policy, with expertise in legislative strategy and bipartisan collaboration.
Last year's salary
Calendar year 2025
Career tenure
6 roles tracked
Sponsored trips
$0 total
Career earnings
Chapter I
Compensation Timeline
Summed annual salary across all tracked roles.
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Chapter II
Employment History
Roles are merged across compensation filings.
Chapter III
Earlier career
Prior roles per public sources. May overlap with employment records based on salary filings above.
Chapter IV
Sponsored Travel
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