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 seeking Engineering students for our 2027 Summer Internship Program based in Spartanburg, SC. The internship will run from mid‑to‑late May through the first week of August, with interns working full time throughout the summer. Our program provides hands‑on engineering and business experience through meaningful, challenging assignments that support innovation and growth across our operations. At the conclusion of the internship, JM interns deliver a formal presentation of their work to senior leadership at our corporate headquarters in Denver, Colorado.

This experience offers valuable feedback, exposure, and insight as students prepare to enter the workforce.

• Take an active part in the execution of product development projects.
• Provide project status and laboratory reports as required.
• Support the development of Process Technology by assisting Nonwovens team with the development of technical solutions to improve operations and product performance.
• Analyze and develop distribution improvements in the Warehouse.
• Work with engineers to track, analyze and determine root cause issues resulting in product breakouts.
• Conduct machine guard audits and suggest improvements.
• Provide an active role in process development projects to reduce manufacturing cost and improve product performance.
• Review and interpret production data to support operational decisions.
• Participate in coordination with appropriate team members on priorities for production lines Identify process improvement opportunities Manage projects along with daily work Collaborate with and manage contractors as needed.
• Take an active part in the execution of product development projects.
• Develop and integrate product and process documentation to ensure consistency and accuracy

• Pursuing a B.S. degree in Engineering (Chemical or Industrial preferred) 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 expertise. We also offer additional opportunities from community service events, social outings, and intern seminars to allow you to give back, network, and gain a broader understanding of JM and its functions. We take a holistic approach to your development and are committed to providing valuable experience for both you and the company.

At the conclusion of the summer, all interns will have the opportunity to present their achievements to functional leaders at our headquarters in Denver, Colorado. We encourage you to find out why interning with us is such a rewarding experience by checking out the internship page on our website.

#LI-SF #LI-ONSITE

• Johns Manville (JM) offers a wide range of benefits to employees.
• Some are subsidized by the company and others are fully employee-paid.
• Health benefits include a choice of comprehensive medical plans, a dental plan, vision plan, wellness program and critical illness insurance.
• JM sponsors a 401(k) plan which includes a sizeable company match.
• JM offers paid vacation and also provides paid sick and parental leave for eligible…