Umpire Jobs in Glendora, CA (41)
Team Member - Cashier (Paintball and Airsoft Park)
Professional - Admin Support (1)
Con Store Staff
Vinlec seeks Vehicle Maintenance Supervisor
Operations Associate
Indoor Airsoft Field & Retail Associate Flexible Hours
Postdoctoral Fellow - Computational Cancer Biology
University & Academic Counselor
Los Angeles Season Part Time, Security Host
Los Angeles Season Part Time, Security Host
University & Academic Counselor
Inspection Assistant, BAR (LA Trade Tech College)
Sports Associate Referee
Athletics Game Management - FWS Only (2026/2027)
Weekend Venue Baseball Coordinator North Inland Empire
Weekend Venue Baseball Coordinator - North Inland Empire
Weekend Venue Baseball Coordinator - South Inland Empire
Assistant Softball Coach/Athletic Operations
Varsity Football - Head Coach
Los Angeles Season Part Time, Security Host
Operations Associate
Art - Part Time Lecturer Pool
Physiology Biology - Part-Time Lecturer Pool
Part-Time Art Lecturer: Studio & Theory
Team Member - Cashier (Paintball and Airsoft Park)
Plumbing-Test Technician II
Remote Godot Specialist - AI Trainer
Soccer Referee: Fair Play & Field Ops
Youth Soccer Official - On-Field Coach with Online Training
Professor - Type 1 Diabetes Research
Lecturer AY - Computer Science
Men's Basketball Assistant Coach
Remote Conciliation Court Referee - District 10 (Contract)
Job Description
Working as an Umpire in Glendora, CA
There are 41 Umpire opportunities available in Glendora, CA all with unique requirements.
Umpires are responsible for making sure that baseball, softball, and other ball games are played fairly. They ensure that all the rules in a set of guidelines or the local governing organization's rules are followed. In doing so, they ensure that games have consistent and fair results. This allows for an enjoyable experience for everyone involved: players, coaches, managers, parents, game spectators, umpires themselves, and even sometimes sportswriters. The umpire will keep track of the time, enforce fouls, review penalties or other infractions, and, if necessary, warn or disqualify players.
Umpire jobs near Glendora, CA
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