improve this for my resume: Eaton's Cooper Power Division, Broomfield, CO (02/2024 - Present) SENIOR BUYER Spearheaded procurement operations for the portfolio of assigned suppliers, overseeing sourcing strategies, supplier negotiations, and contract management. Implemented strategic sourcing initiatives resulting in a 40% reduction in costs while maintaining product quality and supplier reliability. Established and nurtured relationships with key suppliers to optimize the supply chain and ensure timely materials delivery. Collaborated with cross-functional teams to align procurement strategies with organizational goals and objectives. Utilized data analysis and market research to identify cost-saving opportunities and mitigate supply chain risks. Leveraged ERP systems to streamline purchasing processes and track performance metrics