Jill Ehresman
Mesa,AZ
Summary
More than 15 years of experience in supply chain, sourcing, planning, and purchasing. Self-motivated, quick learner, who has demonstrated excellent teamwork, multi-organizational collaboration, and attention to detail.
Overview
14
14
years of professional experience
Work History
Sourcing Manager – Building Components & Manufactured Materials (BCMM)
Oldcastle Infrastructure
Chandler, Arizona
01.2023 - Current
- Lead strategic sourcing and category management activities for a $300M annual spend portfolio encompassing mesh, rebar, cast iron, fabricated steel, hardware, and related manufactured materials, driving cost savings, supply continuity, and operational efficiency.
- Develop and execute category strategies aligned with CRH procurement objectives, leveraging national and global sourcing initiatives to maximize purchasing power and deliver measurable business value.
- Analyze procurement data, supplier performance metrics, market intelligence, and spend trends to identify cost reduction opportunities, mitigate supply risk, and support data-driven sourcing decisions.
- Managed supplier relationships for key strategic partners, negotiating contracts and conducting performance reviews to achieve favorable pricing and service levels.
- Serve as subject matter expert for steel and manufactured material markets, providing leadership and business stakeholders with regular updates on pricing, market dynamics, inflationary pressures, and supply chain risks.
- Led cross-functional sourcing initiatives such as supplier consolidations and inventory optimization, improving cost structure and operational effectiveness.
- Collaborate with procurement, operations, finance, and supply chain teams to implement sourcing strategies, support continuous improvement initiatives, and ensure alignment with organizational goals.
Strategic Commodity Buyer
Oldcastle Infrastructure
08.2021 - 01.2023
- Analyze bids and make purchase recommendations.
- Developed and maintained supplier performance metrics to ensure alignment with business objectives.
- Ensure that purchasing decisions and strategies are aligned with the business strategic supply chain objectives.
- Manage forecast and live PO process with suppliers.
- Drove supplier material delivery according to plans and building schedules.
- Supported requisition to settlement process, managing PO creation, expedites, past due PO follow-up, receiving issues, and invoice resolution.
- Established relationships with new suppliers to enhance sourcing options.
- Set Min/Max and safety stocks (review annually).
- Monitor and research order history of similar products purchased to evaluate/track costs, delivery, quality, and performance.
Site Supply Specialist/Senior Buyer
Turbine Aero Inc.
04.2012 - 08.2021
- Request updated cost/quote from supplier(s), prepare and submit Purchase Order to supplier.
- Understand PO order quantity, usage, and unique product details such as shelf life, expiration, or storage conditions required to negotiate the best pricing from suppliers.
- Receive PO Requisitions from others within the Organization, process them according to the Standard Operating Procedure (SOP), and maintain records of purchase activity.
- Track material orders and interact with warehouse or receiving staff to ensure timely delivery of materials.
- Updated staff on purchase order status to enhance communication and workflow.
- Research alternate sources or materials and prepare cost analyses to ensure costs are controlled.
- Led weekly meetings with suppliers to address ongoing projects and strengthen relationships.
- Analyzed procurement processes to identify potential cost reduction opportunities.
- Perform regular cycle counts and reconciliation.
- Train new hires in Supply Chain.
- Manage all hourly employees in Supply Chain.
- Coordinate the planning and allocation of all Apu and LRU parts and In-House LRU, including work scopes, turn time, lowest cost options, and customer requirements.
- Determined material requirements for assigned high-dollar value and critical need customers.
- Track and report vendor updates on significant demand changes, including product updates, forecast changes, deletions, etc.
- Collaborated with Production team to provide insights on inventory strategy and changes impacting inventory targets.
- Maintain system data regarding lead times, material cost, setting up of new vendors, and bill of materials.
- Meet with Production Managers regularly to discuss and resolve supplier issues and to review product line performance relative to the goal.
- In partnership with organizational Buyers, Production, and Sales, achieved and maintained manageable inventory levels, while providing optimum customer service levels.
Education
Some College (No Degree) - Nursing
Maricopa Community Colleges, Glendale Community College
Glendale, AZSkills
- Strategic sourcing
- Category management
- Supplier negotiations
- Supplier relationship management
- Cost reduction
- Data analysis
- Supply chain management
- Coupa
- Infor/Syteline Super User
- SAP
- Excel
Timeline
Sourcing Manager – Building Components & Manufactured Materials (BCMM)
Oldcastle Infrastructure
01.2023 - Current
Strategic Commodity Buyer
Oldcastle Infrastructure
08.2021 - 01.2023
Site Supply Specialist/Senior Buyer
Turbine Aero Inc.
04.2012 - 08.2021
Some College (No Degree) - Nursing
Maricopa Community Colleges, Glendale Community College