Category Buyer I or II; Solar Racking

Overview

Category Buyer I or II is responsible for leading and acting as the point of contact for the end-to-end purchasing life cycle of materials. This includes planning and executing purchase orders, determining transport for these orders on/off job site, executing agreements, expediting material, and resolving quality and invoice issues. The position ensures materials are purchased at the lowest total cost, consistent with quality, reliability of source and urgency of need.

Mas Tec Renewables, comprised of Wanzek Construction, IEA Constructors and White Construction, combines over 20 years of experience in renewable energy construction. Mas Tec is a minority‑owned Fortune 500 construction firm with more than 35,000 employees and 400 offices nationwide, fostering an inclusive culture, sustainability, safety and opportunities for career growth.

• Develop plans, generate, adjust and expedite purchase orders based upon requisitions, project insights, interpretation of drawing take‑offs, billing of materials (BOM) and inventory strategies.
• Lead initiatives to expedite tracking and monitoring of purchase orders in the most efficient and effective manner, keeping stakeholders informed and mitigating problems and delays.
• Distribute and facilitate day‑to‑day communication with suppliers to ensure on‑time delivery, data integrity and ordering parameters for individual materials.
• Communicate site access maps and all relevant transport and communication information to suppliers.
• Ensure suppliers comply with safety, quality and performance requirements.
• Build strong knowledge of the assigned category, including manufacturing processes, key supplier capabilities, pricing and should‑cost models.
• Keep abreast of new and emerging technologies related to procurement practices and the assigned category.
• Review spend trends and market projections to support sourcing decisions and maintain competitiveness for assigned commodities.
• Facilitate meetings internally and externally to manage, track and expedite orders.
• Maintain clear communication channels with internal stakeholders regarding deviations from best practices if project delivery dates are at risk.
• Verify requisition data and resolve discrepancies through detailed communication with requisitioners and suppliers.
• Participate in vendor negotiations and identify deviations from standard contract terms.
• Coordinate with internal stakeholders—including legal, commercial services, permitting, insurance, accounting and preconstruction—to ensure contract compliance and proper documentation.
• Own purchase order book by ensuring data cleanliness, completeness and reliability from requisition to payment of invoice.
• Oversee vendor submittals related to materials and ensure the processes are followed timely, resolving issues as they arise.
• Provide input to the Project Scheduling team for project schedules, including vendor submittal lead times, applicable material lead times and any changes in schedule for executed purchase orders.
• Participate in regular business reviews with suppliers to review performance—including safety, quality, timeliness and competitiveness.
• Maintain procurement data, support KPI reporting and assist with project closeout and administrative procurement activities.
• All other duties as assigned.

Category Buyer I:

Education and Work Experience Requirements:

• Bachelor's degree in Supply Chain Management, Business, Finance or an equivalent combination of education and/or experience.
• One+ year(s) of related experience in purchasing, planning or a related supply chain function.
• Experience with in construction industries preferred.

Knowledge, Skills and Abilities Required:

• Knowledge of construction processes, materials, purchasing processes and procedures.
• Data analysis and problem‑solving skills.
• Advanced knowledge of Microsoft Office suite.
• Ability to be accurate, precise and follow set procedures and standards.
• Collaboration, written and verbal communication skills.
• Ability to travel up to 25%.

Category Buyer II:

Education and Work Experience Requirements:

• Bachelor's degree in Supply Chain Management, Business or Finance, or an equivalent combination of…