Purchasing Supervisor Req #2268 10411 LA-1, Shreveport, LA 71115, USA Apply Share Job Description Posted Friday, September 18, 2026 at 1:00 AM Who are we? At Calumet we deliver innovative specialty products trusted by companies across the globe. We are the foundation to everyday essential products that help millions of people live and thrive. We are headquartered in Indianapolis and have numerous production locations in the US. We are customer focused and utilize our values of collaboration and entrepreneurship to grow the business. We offer a dynamic, high-performance environment where team members can have real input and impact on our business. If you're ready to roll up your sleeves, treat the business as if it is your own and add value accordingly, come see why we're Calumet Proud!

PURPOSE:

The Purchasing Supervisor is responsible for supervising overall purchasing processes and activities, which include contracting, bidding, and procuring products and services.

KEY OBJECTIVES AND RESPONSIBILITIES

Review and approve purchase requisitions and purchase orders. Develop and maintain related documentation. Manage vendor relations, which includes maintaining vendor report card and supervising vendor performance. Evaluate suppliers for material, service, performance, and price, which includes qualifying and/or approving new suppliers and contractors. Maintain inventory of production materials and perform daily and quarterly reviews of inventory levels. Set stock reorder quantities. Act as a subject matter expert on purchasing policies, procedures, and guidelines. Supervise assigned staff. Other duties as assigned.

REQUIRED EDUCATION/EXPERIENCES

: Bachelor's degree Experience with Procurement and/or Purchasing in Oil and Gas industry Knowledge of MRP (material requirements planning) processes in an ERP system

COMPETENCIES

Demonstration of Calumet Values - Safety, Environment & Social Responsibility, Teamwork, Ownership, Passion for Customers, and Excellence Salary and benefits commensurate with experience. We are an equal opportunity employer including disability and veteran and is committed to providing reasonable accommodations to individuals. If you require assistance or accommodation due to a disability, please contact our HR team at Careers@clmt.com . Requests for accommodations will not impact hiring decisions, and all information provided will be kept confidential. All offers of employment are conditioned upon successfully passing a drug test Job Details Job Family Purchasing Pay Type Salary Scan this QR code and apply! Download