Category Manager

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.

$85,000.00-$ 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. In addition, this position is eligible for an incentive bonus.

• Develop and execute data‑driven sourcing strategies for JM’s resale product categories to improve cost structure, mitigate risk, and enhance supplier value.
• Build and maintain robust should‑cost models to guide negotiations, evaluate pricing proposals, and support long‑term cost optimization.
• Deliver year‑over‑year cost savings through structured negotiations, supplier workshops, competitive bidding, value engineering, and supply‑base rationalization.
• Monitor and report category performance using monthly scorecards, KPIs, and executive‑level updates.

• Lead multi‑functional project teams—spanning R&D, Product Management, Operations, Finance, and Quality—to qualify new suppliers, onboard new products, and support product innovation initiatives.
• Drive supplier development programs to enhance supplier capabilities, improve quality, and ensure long‑term alignment with JM’s business objectives.
• Manage contracts across the resale category, ensuring compliance, performance tracking, and timely renewals.
• Identify and implement process improvements that streamline supply chain operations and eliminate inefficiencies.

• Serve as the primary commercial interface for internal stakeholders across JM facilities, ensuring seamless communication, alignment, and timely issue resolution.
• Partner with R&D and Product Managers to evaluate alternative materials, support new product development, and enable sustainable sourcing decisions.
• Engage stakeholders at multiple levels of the organization to drive adoption of sourcing strategies, influence decision‑making, and ensure business continuity.

• Ensure uninterrupted supply of resale products to JM facilities by proactively identifying risks, developing contingency plans, and maintaining strong supplier relationships.
• Conduct root‑cause analyses for supply disruptions and lead corrective‑action initiatives in partnership with suppliers and internal teams.

• Bachelor’s Degree required.
• Minimum 5 years of sourcing, procurement, or category management experience with a major organization.
• CPSM certification desirable.

• Demonstrated experience with should‑cost modeling and cost‑analysis techniques.
• Strong contract negotiation skills and working knowledge of contract development and contract law.
• Working knowledge of commodity management principles and e‑sourcing tools.
• Experience with SAP or similar ERP system; proficient in Microsoft Word, Excel, PowerPoint, and Outlook.

• Proven ability to manage supplier relationships and lead cross‑functional projects to successful outcomes.
• Excellent interpersonal, verbal, and written communication skills, including presenting to non‑technical audiences.
• Strong analytical, strategic‑thinking, and problem‑solving abilities.
• Proactive, collaborative approach with openness to feedback, mentoring, and continuous improvement.

If you do not meet 100%…