Product Management Intern: Portfolio & Analysis

Johns Manville; Denver (CO); On-site; USD 42,000 - 53,000; Full time

Benefits offered by this job

Health benefits

401(k) plan with company match

Paid vacation

Tuition reimbursement

Intern seminars and mentorship

Job summary

Johns Manville in Denver, Colorado is seeking a Product Management Intern for May 2027–August 2027 to support cross-functional initiatives and gain hands-on exposure to product portfolio management, data analysis, operations, and business case development. You will gain practical experience while collaborating with teams across the organization to improve product information and customer experience.

This internship targets engineering students with a business minor, with strong Excel and

Qualifications

• Engineering major with business minor is preferred.
• Freshman year of undergraduate coursework completed and enrolled in a college/university.
• Proficiency with Microsoft Office (Word, Excel, PowerPoint, Outlook).
• Strong organization, data analysis, and teamwork abilities.

Responsibilities

• Support Product Management projects from initial research and analysis through recommendations and implementation planning.
• Analyze product, customer, operational, and financial information to identify improvement opportunities and support business decisions.
• Partner with Operations and cross-functional teams to validate product capabilities and improve information accuracy.
• Assist with product portfolio alignment and updates to internal reference tools and customer-facing materials.
• Evaluate operational improvement opportunities, including technology, automation, and supply chain investments.
• Develop clear business cases, project updates, and recommendations for leadership review.
• Coordinate project activities across Product Management, Operations, Customer Service, Marketing, Data Governance, Supply Chain, and stakeholders.
• Document findings, decisions, risks, and next steps to support process improvements.
• Present progress and final recommendations to functional leaders at internship end.

Skills

Analytical thinking

Teamwork

Communication skills

Data analysis

Education

Engineering major with Business minor

Freshman year completed

Tools

Microsoft Office Suite

Job description

Johns Manville in Denver, Colorado is seeking a Product Management Intern for May 2027–August 2027 to support cross-functional initiatives and gain hands-on exposure to product portfolio management, data analysis, operations, and business case development. You will gain practical experience while collaborating with teams across the organization to improve product information and customer experience.

This internship targets engineering students with a business minor, with strong Excel and