Senior Experiential Marketing Account Lead

Acosta Sales & Marketing; New York, Northern (NY, KY); Hybrid; USD 90,000 - 95,000; Full time

Job summary

Mosaic is seeking a Senior Account Manager to lead experiential marketing programs from brief through execution. You will manage client relationships, guide internal teams, oversee budgets, and ensure outputs meet Mosaic’s standards for creativity and measurable impact.

Responsibilities include leading client meetings, forecasting, and collaborating across departments to drive profitable growth while maintaining high client satisfaction. Strong leadership and communication are essential.

Qualifications

• 7+ years of experience in experiential marketing, event marketing, or agency account management.
• Agency experience managing cross-functional teams and client relationships.
• Proven success leading B2B and/or B2C experiential programs.
• Strong budget management, forecasting, and proposal development experience.
• Exceptional verbal, written, and presentation skills.

Responsibilities

• Lead a portfolio of experiential programs from brief to execution.
• Manage multiple projects simultaneously, ensuring on-time, on-budget, on-strategy delivery.
• Develop program timelines, scopes of work, status documents, and project plans.
• Coordinate with creative, strategy, operations, production, staffing, analytics, and finance teams.
• Identify risks early and develop proactive solutions.

Skills

Client relationship management

Budget management

Strategic thinking

Team leadership

Communication

Organization

Job description

Mosaic is seeking a Senior Account Manager to lead experiential marketing programs from brief through execution. You will manage client relationships, guide internal teams, oversee budgets, and ensure outputs meet Mosaic’s standards for creativity and measurable impact.

Responsibilities include leading client meetings, forecasting, and collaborating across departments to drive profitable growth while maintaining high client satisfaction. Strong leadership and communication are essential.