46 Event Planning Marketing Jobs in O'Fallon , MO

Updated daily. Most recent posting: June 2, 2026.

Manager-Events and Activations

Key Responsibilities Plan and execute a year-round calendar of events including listening sessions, roundtables, partner gatherings and industry convenings, all designed with clear engagement and revenue objectivesLead the development and execution of the annual meeting as a flagship event, includin...

St. Louis, Missouri Explore St. Louis
Event Planner and Coordinator

This role requires strong communication skills, organization, communication, a flair for hospitality, and the ability to manage multiple projects simultaneously. Proven experience in event planning or hospitality management is preferred. Excellent communication skills, both verbal and written, with ...

St. Louis, Missouri Sip Mobile Bar Co.
Conference and Events Coordinator

Supporting the planning and execution of global conferences and events, the full-time remote Conference and Events Coordinator will manage logistics, coordinate with cross-functional teams, and ensure seamless event delivery aligned with marketing and business objectives. Key responsibilities Coordi...

St. Louis, Missouri VirtualVocations
Manager, Events

Nine PBS: Manager, Events Position Description: The Manager, Events supports the strategy and planning of Nine PBS events, while also leading the execution of selected smaller events under the guidance of the Sr. The role also supports event‑related marketing and promotion, including basic graphic d...

St. Louis, Missouri Nine PBS
Event Coordinator

Are you competitive, fast-paced, and ready to build a career in events, marketing, and leadership? Arch Events is hiring an Event Coordinator to join our growing team in St. Louis. This is an entry-level opportunity designed for motivated individuals who thrive in high-energy environments and want h...

St. Louis, Missouri Arch Events
Client Events & Experience Coordinator

Retirement Wealth Design is hiring a Client Events & Experience Coordinator to help create a polished, welcoming experience for prospects and clients — from the first confirmation call through the workshop event itself. In this role, you’ll help make every event and client interaction feel organized...

St. Louis, Missouri Magellan Financial & Insurance Services, Inc.
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