7 Internship Advertising jobs in South Portland, Maine

Updated daily. Most recent posting: July 26, 2026.

Social Media/Digital Marketing Internship

The Borgen Project believes that leaders of the most powerful nations on earth should be doing more to address global poverty. The national campaign is working to make poverty a focus of foreign policy. Are you passionate about making a difference in the world? Experience No prior experience is nec...

Portland, Maine The Borgen Project
Entry Level Marketing

About the job Accurate Marketing, Inc. is a dynamic marketing and promotions firm dedicated to helping brands connect with customers through direct, in-person engagement. Key Responsibilities Support in-store marketing campaigns and promotional eventsRepresent client brands through face-to-face cust...

Portland, Maine Accurate Marketing Inc.
Social Media/Digital Marketing Internship

The Borgen Project believes that leaders of the most powerful nations on earth should be doing more to address global poverty. The national campaign is working to make poverty a focus of foreign policy. Are you passionate about making a difference in the world? Experience No prior experience is nec...

Portland, Maine The Borgen Project
Corporate Communications Intern: Craft Brand Voices & Media

A healthcare solutions provider is looking for a Corporate Communications Intern to support their Global Communications team. This role includes drafting content for internal communications, managing media relations, and creating social media content to enhance the company's brand. The ideal candida...

Portland, Maine Henry Schein
Marketing & Events Coordinator

Alliance Highway Safety is seeking flexible, outgoing, and organized individuals to help coordinate a variety of sponsorship events across the Maine Region. As part of Alliance’s internship program, you’ll have the opportunity to learn from our experienced staff about the ins and outs of event marke...

Portland, Maine Alliance Sport Marketing
Associate Media Buyer - Recruitment Marketing

Essential Duties and Responsibilities : • Support the execution of digital media campaigns across a variety of paid advertising platforms, such as Google Ads, Meta, LinkedIn, programmatic vendors to support talent attraction initiatives. • Stay up to date on digital media trends, tools, and best pra...

Portland, Maine Maximus
Paid Social Media Marketing Intern - Build Brand Stories

A global media company is seeking a Social Media Marketing Intern to build a social media presence and create impactful content. This paid internship in Portland involves developing a strategy, managing projects, and analyzing performance. Ideal candidates should possess strong writing skills, knowl...

Portland, Maine Diversified USA
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