Engineering Intern

Who We Are

Johns Manville is a leading manufacturer and marketer of premium-quality insulation and commercial roofing, along with glass fibers and nonwovens for commercial, industrial and residential applications. Our products are used in a wide variety of industries including building products, aerospace, automotive and transportation, filtration, commercial interiors, waterproofing and wind energy. A proud member of the Berkshire Hathaway family of companies, we serve customers in more than 80 countries around the globe.

We are committed to delivering positive and powerful experiences, because we are successful only when our employees and customers thrive. We are passionate, we care about people, we perform at a superior level, and we protect others and our environments.

Pay Range $41,600.00-$52,600.00 Annual This is the base salary pay range that an applicant can expect to make upon hire. Pay within this range will vary based upon relevant experience, skills, and education among other factors.

Johns Manville is looking for Engineering students for their 2027 Summer Internship Program to be based in Waterville. Our intern program is designed to provide hands‑on engineering and business experience through challenging assignments focused on innovation and growth. We take a holistic approach to our internships by assigning meaningful projects, educating interns on JM's history and values, and providing additional development and volunteer opportunities.

At the completion of their summer internship, JM interns present their work to senior management at our corporate headquarters in Denver, Colorado. These leaders provide valuable feedback and insight for interns as they enter the workforce.

• Challenging and fulfilling projects related to your skills and interests
• Intern seminars on engineering and business practices
• Possible full‑time employment opportunities
• Volunteer and community‑building activities
• Insight and feedback from JM executives
• Intern social events
• Competitive pay
• Possible travel opportunities

Engineers who are interested in a 2027 summer internship who are available to start at the middle to end of May and work full time until the first week of August.

Interns thrive at JM because we give our employees the ability to do things they wouldn't be able to anywhere else. As an Engineering Intern in Waterville you will work side by side with other engineering professionals and plant leadership by participating in hands on activities such as sampling, analysis, troubleshooting, and process improvements as well as be responsible for documentation and various plant initiatives.

• Review production data
• Participate in coordination with appropriate team members on priorities for line work
• Identify process improvement opportunities
• Manage projects along with daily work
• Collaborate & manage contractors at needed
• Take an active part in the execution of product development projects.
• Develop and integrate product and process documentation ensuring consistency and accuracy

• Pursuing a B.S. degree in Mechanical engineering.
• Completed at least sophomore year of undergraduate course work and enrolled in classes for coming semester.
• Microsoft Office (Word, Excel PowerPoint, Outlook).
• Ability to work in a team environment.
• Preferred Qualifications GPA of at least 3.0 at an accredited college or university.
• Demonstrated leadership skills.
• Basic understanding of production processes
• Strategic and creative thinking
• AutoCAD experience

The Johns Manville Internship Program is designed to provide challenging and fulfilling work in your area of…