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Sierra Vierra is a principal in the Sacramento, California, office of Jackson Lewis P.C. She represents management in civil litigation and administrative proceedings involving employment law matters, including discrimination, harassment, retaliation, wrongful termination, workplace health and safety matters, and wage and hour issues. She litigates in federal and state courts, including class and representative actions, and represents employers in administrative proceedings, including appeals of Cal/OSHA and NV/OSHA citations. She also provides preventive advice and counsel on best practices and assists management with Cal/OSHA compliance and investigations.

Prior to joining Jackson Lewis, Sierra clerked for the Honorable Joe B. Brown and the Honorable John S. Bryant, United States Magistrate Judges for the Middle District of Tennessee.

Sierra finished first in her class in law school. She also served as an associate editor of the University of Illinois Law Review and as the editor-in-chief and administrative law columnist for the Illinois Law Update section of the Illinois Bar Journal. She also worked as a research assistant and teaching assistant and represented clients in connection with the University of Illinois Civil Litigation Clinic. 

Before entering law school, Sierra worked as a paralegal at the Naval Air Warfare Center Weapons Division Office of General Counsel, where she supported civilian personnel litigation, government procurement, environmental compliance, intellectual property, Freedom of Information Act compliance, and government ethics teams.

In her free time, Sierra enjoys spending time with her horses, Jackson and Sofia.

Pro Bono and Community Involvement

  • Sunset Davis Rotary Club
    • Past President 2022-2023
    • President 2021-2022
    • Board Member - Youth Chair 2019-2021
  • University of Illinois College of Law Civil Litigation Clinic, Pro Bono Attorney
  • Vanderbilt Law School Moot Court Competition, Judge

Published Works

  • “Illinois Law Update,” Illinois Bar Journal (August 2014-July 2015) [Editor-in-Chief]
  • “Illinois Law Update,” Illinois Bar Journal (August 2013-July 2014) [Administrative Law Columnist]

Honors and Recognitions 

  • The Best Lawyers in America©, “Ones to Watch: Labor and Employment Law – Management" (2024)

Credentials

Education
University of Illinois College of Law
J.D.

summa cum laude
Rickert Award for Excellence in Academics
Harno Scholar
CALI Excellence for the Future Awards
ABA Negotiation Competition Finalist
ABA Client Counseling Competition Semi-Finalist

Duke University
Paralegal Certification

Emphasis in contract law and business associations

University of California, Santa Barbara
B.A.

Honors Program
Academic Excellence Award
Dean’s List
Arnhold Scholar

Admitted to Practice
California - C.D. Cal.
California - E.D. Cal.
California - N.D. Cal.
California
Professional Associations and Activities
State Bar of California
National Association of Women Lawyers
United States Dressage Federation

University of Illinois College of Law
J.D.

summa cum laude
Rickert Award for Excellence in Academics
Harno Scholar
CALI Excellence for the Future Awards
ABA Negotiation Competition Finalist
ABA Client Counseling Competition Semi-Finalist

Duke University
Paralegal Certification

Emphasis in contract law and business associations

University of California, Santa Barbara
B.A.

Honors Program
Academic Excellence Award
Dean’s List
Arnhold Scholar

California - C.D. Cal.
California - E.D. Cal.
California - N.D. Cal.
California

State Bar of California
National Association of Women Lawyers
United States Dressage Federation