Inside Sales

Inside Sales Support – Building Materials

Location: Koopman Lumber
Schedule: Full-Time
Reports To: Sales Manager - Dustin Kruckus

Build lasting relationships, drive results, and grow your career with a trusted name in building materials.

At Koopman Lumber, we’re looking for an energetic Inside Sales Associate to join our Building Materials team. In this key role, you’ll partner with our Outside Sales Representatives and internal departments to deliver exceptional customer service, accurate quotes, and professional support throughout every stage of the sales process. You’ll help strengthen customer relationships, improve margins, and contribute directly to our continued growth and success.

What You’ll Do

• Work cooperatively with 2–3 Outside Sales Representatives, plus Estimating, Engineering, Credit, and Distribution teams to meet customer needs.
• Prepare accurate and timely quotes, orders, and product information for new and existing customers.
• Manage all aspects of the order process—including special and non-stock items—to ensure smooth fulfillment.
• Use industry-specific software (Jeld-Wen, Andersen, Marvin, Saberis, Kas-Kel Simplicity Plus, Marvin OMS, Jeld-Wen Quick Quote) to create and submit orders.
• Operate the Bistrack Point of Sale system for daily sales transactions.
• Resolve customer inquiries quickly and professionally to maintain high satisfaction.
• Meet or exceed monthly sales and margin goals for assigned Outside Sales Representatives.
• Support teammates and contribute to a collaborative, service-driven culture that defines Koopman Lumber.

Why You’ll Love Working Here

• Family-owned and financially strong: Over 85 years of success rooted in trust and community.
• Career growth: Ongoing training and professional development opportunities.
• Competitive compensation: Salary commensurate with experience.
• Comprehensive benefits: Health, optional dental, disability, and 401(k) with company match.
• Collaborative culture: Work with a supportive team that values your ideas and efforts.

How to Apply

Ready to grow your career with a company that values your expertise?
Apply today with your resume and a brief note about why you’d be a great fit.

Learn more at koopmanlumber.com/careers.
Questions? Contact Ben Doyle Pita, Acquisition Manager at BDoylePita@KoopmanLumber.com.

Koopman Lumber Company, Inc. is an equal opportunity employer. We welcome applicants from all backgrounds.

What You’ll Bring

• Strong communication and interpersonal skills with a customer-first mindset.
• Ability to multitask and prioritize in a fast-paced environment.
• Solid computer skills, including Microsoft Office (Word, Excel, Outlook).
• Experience with Activant or Bistrack POS systems a plus.
• Familiarity with window and door manufacturing software such as Jeld-Wen, Andersen IQ, Marvin OMS, Saberis, or Kas-Kel Simplicity Plus preferred.
• Understanding of supply and demand within the building materials industry.
• Attention to detail and ability to work independently while meeting deadlines and objectives.