Client Services Intern

Building a Brand starts with a Story FIRST is a leading global brand experience agency providing Content, Creative, Digital Technology, Management & Delivery, and Data & Insights services. For 30 years, we have utilized three flexible delivery models:
Embedded teams, Corporate Campus operations, and a Full-Service Agency. Managing over 37,000 events & projects annually across 110 countries, FIRST serves 130+ brands, specializing in Fortune 500 companies within the Financial Services, Technology, Healthcare, Media, and Professional Services sectors. FIRST is part of the broader Encore family of companies. Encore is a global leader in event production and technology. Consistently recognized for excellence, recent honors include 2026 Chief Marketer Agency of the Year, the Ad Net Zero Award for sustainability, and more.

Location:

New York, NY, must reside in tri-state area and work a Hybrid work schedule and be able to go into office 3 days a week.

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FIRST is seeking a Client Services Intern to support our team on a 20–40-hour-a-week basis. This role will support the account management and business development team members responsible for growing existing client accounts, identifying new business opportunities, researching target companies and key decision-makers, and helping deliver client engagement activities. The ideal candidate will be curious, organized, commercially minded, and excited to learn about account management, client relationships, sales strategy, and business growth within a fast-paced creative agency environment.

• Collaborate with the Client Services team to support account growth, client engagement, and business development activity across FIRST’s strategic client partnerships
• Support Account Directors with research, preparation, and coordination related to existing client accounts, including account planning, client mapping, relationship tracking, and growth opportunities
• Assist the Business Development and Client Services teams by researching target companies, industries, competitors, key decision-makers, market trends, and business challenges to inform account planning and sales strategies
• Help build and maintain prospect lists, contact information, and supporting materials for outreach and engagement
• Support the preparation of client-facing materials, credentials, case studies, meeting notes, presentations, and follow-up actions
• Assist with the coordination of client engagement activities, including client meetings, round tables, events, thought leadership initiatives, and internal planning sessions
• Support Salesforce CRM, or other internal tracking tools to help maintain accurate account, contact, opportunity, and engagement information
• Partner with Marketing, Strategy, Creative, Production, and Business Development teams to gather information and support cross-functional client initiatives
• Assist with general Client Services and Business Development administrative tasks, as well as ad-hoc duties as necessary
• Bring enthusiasm, curiosity, fresh ideas, and flexibility while working with global teams across multiple time zones
• Act as an ambassador for the FIRST brand, leading by example and displaying the company’s core values:
  Ambition, Creativity, Excellence, Integrity, and Teamwork
• Collaborate with the Client Services team to support account growth, client engagement, and business development activity across FIRST’s strategic client partnerships
• Support Account Directors with research, preparation, and coordination related to existing client accounts, including account planning, client mapping, relationship tracking, and growth opportunities
• Assist the Business Development and Client Services teams by researching target companies, industries, competitors, key decision-makers, market trends, and business challenges to inform account planning and sales strategies
• Help build and maintain prospect lists, contact information, and supporting materials for outreach and engagement
• Support the preparation of client-facing materials, credentials, case studies, meeting notes, presentations, and follow-up actions
• Assist with the coordination of client engagement…