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. MasTec Renewables, comprised of Wanzek Construction, IEA Constructors and White Construction, combines over 20 years of experience in renewable energy construction. MasTec 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. Responsibilities 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. Qualifications 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 within 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 education and/or experience. Three+ years of related experience in purchasing, planning or a related supply chain function. Experience within construction industries preferred. Knowledge, Skills and Abilities Required: Strong knowledge of sourcing strategies and terms and conditions with each supplier and the commodity markets for which you support. Ability to work independently with sound judgement, critical thinking, excellent business judgement and strategic thinking. Knowledge of materials, purchasing processes and procedures. Negotiating, organizing, planning, verbal and communication skills. Strong data analysis and problem‑solving skills. Advanced knowledge of Microsoft Office suite. Ability to read and interpret engineering and technical documents. Ability to be accurate, precise and follow set procedures and standards. Excellent collaboration and written and verbal communication skills. Ability to interact professionally with all levels within the organization and with clients and suppliers. Ability to travel up to 25%. Working Environment Visiting job sites involves some exposure to hazards or physical risks, requiring basic safety precautions. May involve moderate exposure to unusual elements such as extreme temperatures, dirt, dust, fumes, smoke, unpleasant odors and/or loud noises. What's in it for You Financial Wellbeing Compensation $70,000 – $103,000 per year, commensurate with experience. Competitive pay with ongoing performance review and merit increase. 401(k) with company match and Employee Stock Purchase Plan (ESPP). Flexible spending account (Healthcare & Dependent care). Health & Wellness Medical, Dental and Vision insurance (plan choice) – coverage for spouse, domestic partner and children. Diabetes Management, Telehealth Coverage, Prescription Drug Plan, Pet Insurance, Weight Management Drug Discount. Discounted National Gym Membership Network. Family & Lifestyle Paid Time Off, Paid Holidays, Bereavement Leave. Military Leave, including Benefits Continuation. Employee Assistance Program. Planning for the Unexpected Short and long‑term disability, life insurance and accidental death & dismemberment. Voluntary life insurance, accident, critical illness, hospital indemnity coverage. Emergency Travel Assistance Program. Group legal plan. Position may be subject to pre‑employment screening, which may include background check and drug testing. If you need accommodation as part of the employment process, contact View email address on click.appcast.io. MasTec, Inc. is an Equal Employment Opportunity Employer. The Company's policy is not to unlawfully discriminate against any applicant or employee on the basis of race, color, sex, sexual orientation, gender identity, religion, national origin, age, disability, genetic information, military status or any other consideration made unlawful by applicable federal, state, or local laws. The Company also prohibits harassment of applicants and employees based on any of these protected categories and complies with all applicable laws regarding unemployment status. Disclaimer: MasTec and its subsidiaries will never ask prospective employees for any form of payment or money transfer as part of a job application or onboarding. We do not ask for information about credit cards or personal passwords, and they do not require applicants to purchase equipment or software. Safe recruiter email addresses end in @mastec.com or @talent.icims.com. If you suspect a scam, contact local law enforcement and report fraud at MasTec Clean Energy & Infrastructure and our subsidiaries do not work with third‑party recruiters or agencies without a valid signed agreement and partnership with the Corporate Talent Acquisition Team. Service Line WZK-Wanzek Construction, Inc. #J-18808-Ljbffr Clean Energy & Infrastructure Services