Sales and Marketing Intern

Mitsui Plastics, Inc.

Summary Job Description

Paid Summer Internship – Sales and Marketing Support (Specialty Materials & Packaging Solutions)

Location: Houston, TX (In-office)

Duration: 10-12 weeks (June-August)

About Mitsui Plastics, Inc.

Mitsui Plastics, Inc. (MPI) is a leading global supplier of polymer materials, services, and solutions. Headquartered in White Plains, NY, MPI supports customers across the plastics and chemical industries as part of the global Mitsui & Co. network.

Position Summary

Mitsui Plastics, Inc. (MPI) is seeking a Summer Intern to support its Specialty Materials & Packaging Solutions business. This role offers hands-on exposure to sales, marketing, market research, and operations within the specialty chemicals and plastics industry.

The intern will work closely with the Houston-based team and other branch offices to support ongoing commercial initiatives, evaluate new business opportunities, and contribute to strategic projects across a range of material segments.

Position Responsibilities

• Conduct market research on key products 
• Support technical and commercial analysis of new product opportunities
• Monitor trends in sustainability, recycling, and advanced materials
• Assist Business team to maintain & prepare reports on key business developments and meeting summaries
• Assist Business team in day-to-day execution of business operations including product delivery coordination and inventory management
• Execute other projects as assigned

Position Requirements

• Current student working towards a Bachelor’s degree in business, engineering, or related field
• Excellent oral & written communication skills
• Strong analytical and problem-solving skills
• Interest in chemicals, plastics, or materials industries
• Proficiency in MS Office

Intern Will Gain

• Exposure to real-world commercial operations in plastics & chemical industry
• Experience with market research, sales strategy, and data analysis
• Hands-on involvement in customer projects and supply chain activities
• Being a part of a cross functional fast-paced business team

Work Schedule

• Office Hours: Monday – Friday, 9am – 5pm
• Internship hours and duration flexible based on academic schedule

How to Apply

Please submit:

• Resume (school projects and coursework encouraged)
• Short note explaining your interest and what you hope to learn from the internship