GENERAL PURPOSE The Senior Buyer provides parts, equipment, and materials by developing sources of supply and monitoring supplier performance; obtaining required parts, equipment and materials, verifying receipt of items, authorizing payment, and managing and controlling inventory. JOB DESCRIPTION: • Issue requests for quotes/proposals (RFQ/RFP) and select best source consistent with cost, quality and delivery requirements. Negotiate and manage long term pricing agreements on critical commodities. • Complete purchase requests with domestic and international suppliers by inputting purchase orders, expediting deliveries, and verifying all transactions. • Handle correspondence concerning over-shipments, delivery shortages, changes in quantity, delivery dates, and prices and report such changes to the interested parties in a timely manner as required. • Act as a liaison between suppliers and involved departments to resolve procurement related problems. • Process non-conforming material requests and RMA requests with supply chain partners. • Authorize payment for purchases by reviewing invoices and related documentation. • Maintain appropriate inventory levels consistent with targeted inventory goals and as set by management. • Maintain accuracy of stock code information within system, including lead-time, pricing, current supplier information, current purchase order data, etc. • Ensure system parameters are maintained by monitoring minimum, maximum, safety, and current inventory levels; making recommendations to management for adjustments to levels. • Monitor supplier performance by ensuring that product is delivered as scheduled and meets specifications; maintaining appropriate files and records of meetings with suppliers to ensure company requirements are met and that supplier is aware of their performance. • Maintain services and office equipment by conferring with suppliers; monitoring and recording service agreements to ensure terms are met. • Assist internal and external customers by interpreting laws, policy, codes, and regulations pertaining to purchasing; answer inquiries both orally and in writing concerning purchasing operations. • Maintain professional and technical knowledge by attending workshops and reviewing professional publications. • Contribute to team effort by accomplishing other job related tasks as needed; enabling other workers to achieve their job objectives