Sales & Marketing Intern

Posted:
4/7/2026, 8:30:55 AM

Location(s):
Michigan, United States ⋅ Redford Township, Michigan, United States ⋅ Shelby Township, Michigan, United States

Experience Level(s):
Internship

Field(s):
Growth & Marketing

Prism Plastics, Inc.

As a part of the global industrial organization Marmon Holdings—which is backed by Berkshire Hathaway—you’ll be doing things that matter, leading at every level, and winning a better way. We’re committed to making a positive impact on the world, providing you with diverse learning and working opportunities, and fostering a culture where everyone’s empowered to be their best.

Position Summary

We are seeking a motivated and detail-oriented Sales & Marketing Intern to support our business development and marketing initiatives. In this role, you will assist with market research, campaign execution, sales operations, and customer engagement. This internship provides hands-on experience working with cross-functional teams while developing practical skills in sales, marketing, communications, and data analysis.

Marketing Support

  • Assist in the creation of marketing materials such as social media posts, newsletters, email campaigns, and promotional content.
  • Support planning and execution of marketing campaigns.
  • Conduct competitor and industry research to identify trends and opportunities.
  • Help manage social media channels and monitor performance analytics.
  • Update website content (where applicable).

Sales Support

  • Assist in lead generation and qualification activities.
  • Help maintain CRM systems by updating customer information and tracking interactions.
  • Support sales team with proposals, presentations, and customer follow-ups.
  • Perform market mapping and identify potential customer segments.
  • Participate in outreach efforts, including email and call campaigns.

Data & Reporting

  • Prepare weekly and monthly performance reports for marketing and sales initiatives.
  • Analyze campaign metrics and provide insights to improve future performance.
  • Support data entry, tracking, and reporting related to pipelines and sales activities.

Administrative & Team Support

  • Assist with coordination of events, meetings, and marketing activities.
  • Collaborate with cross-functional teams as needed.
  • Perform general administrative tasks to support the department.

Required Skills & Qualifications

  • Currently pursuing or recently completed a degree in Marketing, Business, Communications, or a related field.
  • Strong written and verbal communication skills.
  • Familiarity with marketing principles and sales processes.
  • Basic knowledge of social media platforms

Following receipt of a conditional offer of employment, candidates will be required to complete additional job-related screening processes as permitted or required by applicable law.

We are an equal opportunity employer, and all applicants will be considered for employment without attention to their membership in any protected class. If you require any reasonable accommodation to complete your application or any part of the recruiting process, please email your request to [email protected], and please be sure to include the title and the location of the position for which you are applying.