26 Event Planning Assistant Jobs in Rancho Cucamonga, CA

Updated daily. Most recent posting: November 8, 2026.

Media & Events Assistant - Student Orientations

Coordinates and hosts new-student orientations across four campuses, including hybrid sessions, tours, catered lunches, and related logistics. Also provides administrative and logistical support for Media & Communications meetings and events....

Irvine, California Stanbridge University
Administrative Assistant II | Event Planning & Exec

Position: Administrative Assistant II | Event Planning & Exec Support Calpine Corporation, a major energy company, seeks an administrative professional to support management and staff, handle calls, calendar management, and travel bookings. The role involves preparing routine reports and maintaining...

Riverside, California Calpine Corporation
Events Team Member - East Texas A&M Agricultural Center and Arena

The Events Team Member serves as the primary point of contact for guests at the East Texas A&M Agricultural Center and Arena. Responsibilities include managing event ticketing, registering participants for leagues and camps, and maintaining event records and scores to ensure smooth facility operatio...

Commerce, California The Sports Facilities Companies
Promotions & Events Coordinator (Part-Time, Riverside)

iHeartMedia Markets in Riverside, CA is seeking a part-time Promotions & Events assistant to support the planning and execution of local events, concerts, community activations, and live broadcasts. You will help coordinate logistics and ensure branding aligns with station objectives. This role requ...

Riverside, California RadioJobs
Private Events Assistant Manager

Responsibilities will include but are not limited to assisting of recruitment and engagement of employees; exceeding expectations and quality concerning food, beer, beverage, service, and sanitation; financial success including assisting in reporting and in the achievement of financial goals, and gu...

Corona, California South County Concepts, Inc.
Events Set Up Technician

The Events Set Up Technician is responsible for the physical setup and breakdown of furniture and equipment for campus events, meetings, and concerts. The role also includes facilities support, such as managing residence hall turnovers and assisting with interdepartmental furniture moves....

Orange, California Chapman University
Events Team Member - The Spur Expo

The Events Team Member will serve as the primary point of contact for guests at The Spur Expo, handling ticket sales, registration, and facility wayfinding. The role also includes administrative tasks such as recording event scores and assisting with the scheduling and coordination of tournaments an...

Commerce, California The Sports Facilities Companies
Special Events Set-Up Assistant

The Special Events Set-Up Assistant is responsible for the physical preparation of event spaces at The Huntington. This includes the setup and tear-down of furniture and equipment for various meetings, parties, and lectures....

San Marino, California The Huntington
LN Venues, Special Events Sales Manager - House of Blues Anaheim

The Special Events Logistics Manager is responsible for the execution and detailing of booked events at the House of Blues. This role acts as a liaison between the sales and operations teams to ensure the smooth operation of functions and provides administrative support to the sales department....

Anaheim, California Live Nation Entertainment
Guest Talent Assistant (Seasonal) - Events

The Guest Talent Assistant will manage daily logistics, transportation, and technical arrangements for various resort events and guest talent programs. The role requires coordinating with guest groups, ensuring adherence to event policies, and troubleshooting operational issues to facilitate success...

Anaheim, California The Walt Disney Company
LN Concerts, Regional Marketing Coordinator - California

The Regional Marketing Coordinator will support the marketing team by managing promotional ticket distribution, processing advertising invoices, and conducting audience research. The role also includes assisting with grassroots marketing campaigns and providing on-site support during live concert ev...

Santa Ana, California Live Nation Entertainment
Events Assistant (Friendly Center)

The Friendly Center is seeking a student Events Assistant to support their fundraising efforts and community outreach programs. The role involves assisting staff with the planning and execution of their annual gala and engaging with potential donors....

Orange, California Chapman University
Events Assistant

The Events Assistant will support the planning team in the preparation and execution of various company and special events. Responsibilities include coordinating with vendors, managing event calendars, performing inventory audits, and providing on-site support during events....

Irvine, California Glidewell Dental
Event Planner (part-time)

This role involves planning and implementing detailed events for funeral services, visitations, and receptions. The associate is responsible for scheduling resources, managing vendors, and ensuring that all event logistics meet the family's expectations....

Yorba Linda, California Service Corporation International
Chapman Court Events and Communications Office Assistant

The Chapman Court Events and Communications Office Assistant supports the planning and execution of community events. The role also involves creating promotional content for social media and digital signage while assisting with general office operations....

Orange, California Chapman University
Nonprofit Events and Hospitality Intern

Casa de la Familia is seeking an intern to provide administrative and operational support to their events department. The intern will assist with venue research, meeting coordination, and general event-day logistics. This is a non-paid position requiring a six-month commitment....

Santa Ana, California Casa de la Familia
Entry-Level Events Assistant

We are hiring an Entry- Level Events Assistant to represent client brands through face-to-face sales at events and retail locations in Riverside. Strong communication skills and confidence when speaking with customers are essential. This is a customer-facing, performance-driven role where your effor...

Riverside, California Ascend Marketing
Event Coordinator of Conference and Events

**Communicates with event clients **to coordinate logistics and event details. - Ability to read and write at a level appropriate to the duties of the position. - Ability to exercise independent judgment and manage confidential information with discretion. - Strong interpersonal and communication sk...

Riverside, California California Baptist University
Event Planning Assistant

A vibrant community organization in Riverside, California, is seeking a Crusade Assistant to perform clerical functions, manage schedules, and support the Crusade team. Ideal candidates will have proficiency in Microsoft Office Suite and exceptional organizational skills to handle various administra...

Riverside, California Harvest Group
Administrative Assistant & Event Specialist

This role involves providing administrative support and event coordination within a school district office environment. The position requires proficiency in office software, strong organizational skills, and adherence to specific religious and conduct standards....

Rancho Cucamonga, California United Christian Academy
Job Types
Full-Time (20456) Part-Time (3151) Internship (874) Freelance (544)
Experience Level
Entry Level (7071) Senior (4122)
Fields
Other (42740) Corporate (31358) Conference (23387) Firm (11347) Convention (8988) Supplier (7179) Government (3559) Non-profit (3003) Boutique (1729) Expand for more
Occupations
Coordinator (39433) Other (35031) Marketing (29138) Sales (26331) Production (23539) Administrative (12821) Assistant (11462) Public Relations (2545) Buyer (299) Researcher (265) Expand for more
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