71 Advertising Internships in Morris Plains, NJ

Updated daily. Most recent posting: October 31, 2026.

Creative Development Intern, Wirecutter

The Creative Development Intern supports commercial sponsorship programs at Wirecutter by organizing briefs and creative opportunities, assisting with pitches, and tracking cross-functional execution. The role also contributes to go-to-market planning and research on sponsorship trends and digital c...

New York, New York The New York Times
Intern - Creative Project

The intern will support the Creative Director and Art Director with day-to-day studio coordination and creative project management. They will help track timelines and deliverables and coordinate presentations for business development and corporate pitches....

New York, New York Highgate
Public Relations Intern, Spring 2027

The intern will support public relations and influencer-relations work, including sample coordination, organizing the beauty closet, updating client statuses, tracking media, and reporting coverage. The hybrid Spring 2027 internship is for a college student earning course credit and requires prior P...

New York, New York Power Digital Marketing
Advertising Business Operations & Enablement Operations Intern

The intern supports advertising sales operations and cross-functional sales teams by preparing client-facing decks, updating Salesforce records and advertising acceptability documents, and organizing sales data. The role provides exposure to advertising operations across digital, audio, print, and e...

New York, New York The New York Times
Advertising Revenue Operations Intern

The intern supports digital advertising campaign operations, monitoring performance, preparing campaign reports, and analyzing results to recommend optimizations. They also assist with ad trafficking, billing, troubleshooting, and campaign documentation....

New York, New York The New York Times
Social and Influencer Marketing Intern

The intern will plan, create, and publish content across Avon’s social media channels, including short-form video and interactive posts. They will also support influencer gifting and partnerships, track campaign performance, and research social trends and competitors....

New York, New York Avon
Podcast Booking & Social Media Internship Winter 2026

The intern will conduct outreach to prospective podcast guests, qualify them, and schedule podcast appointments, with commission-based compensation and no guaranteed wage. The role also offers support for social media content and podcast marketing initiatives....

New York, New York WOW Brand
Copywriting Intern (New York)

The copywriting intern will support the Sonos copy team by drafting and proofreading content for email, social, web, retail, and other marketing channels. They will participate in creative development and collaborate on a project with a design intern....

New York, New York Sonos
Brand & Digital Communications Intern/Co-op - Iselin, NJ

The intern will support the global communications team by creating social media content and visual assets, especially for LinkedIn, and helping manage the content calendar. The role also contributes to bringing the refreshed brand to life across digital channels and internal communications....

Remote (Iselin, New Jersey) BASF
Spring 2027 - Intern, Social Media

The Social Media Intern will support the agency’s social strategy and its execution for clients across sports, music, and culture. This paid, part-time internship runs from January through May 2027 and includes a hybrid schedule with approximately three days per week in the New York office....

New York, New York Game Seven
Spring 2027 - Intern, Brand Marketing (New York)

The Brand Marketing Intern will support the team with research, brainstorming, client deliverable tracking, and confidential client projects. The intern will also learn about planning and coordinating marketing events....

New York, New York Excel Sports Management
Junior Social Media Intern (Temporary)

A temporary six-month co-op for a junior social media design intern at a creative agency. The intern will design social assets, research competitors and trends, support content calendars, and help prepare and organize creative materials....

New York, New York Taylor Corporation
Laneige Brand Marketing Intern

The Laneige Brand Marketing Intern will support the marketing team with go-to-market plans, social media initiatives, and project coordination. The role involves managing marketing calendars, tracking creative assets, and assisting with visual merchandising and trade marketing activities....

New York, New York AMOREPACIFIC
Sports Poll Social Media Marketing Intern - 2026/27

The Social Media Marketing Intern will assist with tracking analytics, writing social media copy, and creating content calendars for the Seton Hall Sports Poll. The intern will also support the development of promotional campaigns and newsletter growth to increase brand engagement....

South Orange, New Jersey Seton Hall University
ENVS ​​Social Media Support (Student)

The Social Media Coordinator will manage the department's Instagram presence and produce a monthly e-newsletter. Responsibilities include planning content calendars, drafting captions, sourcing material from faculty and students, and tracking engagement analytics....

New York, New York American University
Student Social Media Content Creator

Pace University is seeking student content creators to produce engaging short-form video content for their social media channels. The role involves capturing campus life, interviewing students, and collaborating with the marketing team to develop creative social-first campaigns....

New York, New York Pace University
Digital Marketing Intern

The Digital Marketing Intern will support the marketing team with website updates, SEO optimization, and digital campaign execution. Responsibilities include managing social media content, tracking campaign performance through analytics, and assisting with paid search and display advertising initiat...

Newark, New Jersey Panasonic Corporation of North America
Summer 2027 Public Relations Internship

Prosek Partners is seeking a summer intern to support their public relations and financial communications account teams. The intern will assist with media monitoring, research, pitch development, and general account management tasks while participating in a structured professional development progra...

New York, New York Prosek Partners
Summer 2027 Public Relations Apprentice - US Locations

This apprenticeship program at Prosek Partners provides hands-on experience in public relations, media outreach, and account management. Apprentices will support account teams by drafting content, conducting industry research, and monitoring media trends to assist with client communications....

New York, District of Columbia Prosek Partners
Content Marketing Intern

The Content Marketing Intern will assist the marketing team in creating and optimizing content for blog posts, email campaigns, and social media. The role involves conducting keyword research, applying SEO and AEO best practices, and managing website content via WordPress to improve brand visibility...

New York, New York Avenue Z
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