Raymundo Daniel Guevara Angeles
Materials Operations Manager @ Eaton
About
Results-driven Supply Chain Management professional with a strong background in demand, production, and materials planning, logistics, and inventory optimization. Proven track record leading cross-functional teams and implementing SIOP / S&OP strategies that align forecasts, production, and business goals—achieving service levels above 95%, production adherence over 96%, and annual cost savings of up to 20%.Skilled in deploying Lean Manufacturing, TPS, and Six Sigma (DMAIC) methodologies to drive continuous improvement, reduce lead times, and enhance productivity. Experienced in designing data-driven policies and KPIs that optimize resources, improve asset turnover by 40%, and strengthen decision-making at the strategic level.Recognized for building and mentoring high-performance teams across logistics, procurement, warehouse management, and production planning and control, fostering a culture of operational excellence and accountability. Experienced in ERP systems (SAP / Microsoft Dynamics), cross-border process transfers, customer relationship management, and supplier relationship management.APICS CPIM certified and pursuing the MIT Micromaster in Supply Chain Management, integrating advanced analytics, planning optimization, and strategic vision to deliver sustainable results and end-to-end value creation.📦 Specialties: Supply Chain Management | Demand & Production Planning | SIOP / S&OP | Procurement | Logistics & Distribution | Inventory Optimization | Lean / TPS / Six Sigma | ERP (SAP, Dynamics) | Continuous Improvement | Warehouse Management & Distribution
Mexico
San Luis Potosí
Logistics & Supply Chain
Atención al detalle, Pedidos de compra, Administración logística, Purchasing, Strategy, IMMEX Compliance & Trade Operations, Cross-Functional Collaboration, Situational Leadership, Change Management, High-Performance Team Leadership, Warehouse Management Systems (WMS), Master Data Management, Inventory Tracking Tools, Production Control Systems, Microsoft Power BI, Project Management, Cost Reduction Strategies, Data-Driven Decision Making, Linear Programming & Optimization, Kaizen
Experience

Materials Manager
San Luis Potosí, Mexico
• Develop and manage production planning and control KPIs, driving adherence rates above 96% and meeting OEE, quality, and budget targets through close collaboration with production and service teams. • Design and monitor service performance indicators, implementing countermeasures that achieved >95% OTIF and improved NPS and delivery lead times. • Implement warehouse performance indicators aligned with internal and external service needs, leveraging Value Stream Mapping (VSM) to reduce order delivery times by 25%. • Led the Supply Chain Management Pillar (15 cross-functional members) to deploy a Continuous Improvement System aligned with TPS, tracking 16 key indicators and fostering a culture of operational excellence. • Define inventory and purchasing policies aligned with corporate sales strategies, achieving 20% annual cost savings through linear programming and scenario optimization. • Establish obsolescence and low-turnover policies compliant with IMMEX certification, ensuring import alignment with seasonality and legal requirements. • Led the SIOP process (Sales, Inventory, and Operations Planning), coordinating monthly updates and communicating progress to stakeholders to align business objectives. • Manage and coach a 43-member team (13 administrative, 30 operational), applying situational leadership to enhance performance and engagement. • Act as primary liaison with high-volume clients, managing demand forecasts and designing agile supply strategies focused on quality, service, and cost optimization. • Led the transfer of production and demand planning processes from the U.S. to Mexico, meeting deadlines and budget targets through disciplined project management and stakeholder alignment. • Direct Six Sigma projects (DMAIC) focused on reducing downtime, enhancing customer service, improving raw material yield, and reducing manufacturing costs through advanced planning and Kanban systems.

Planning and Production Control Manager
San Luis Potosí y alrededores, México
• Led logistics and planning functions to ensure inventory level and turn goals were achieved, resulting in a service level of over 96% OTIF (On-Time In-Full KPI). • Champion demand planning and production scheduling processes, integrating them with Sales, Inventory & Operations Planning (SIOP) processes. • Work closely with the management team of the SQDCM environment to maintain plant-wide production scheduling information and led the team to be oriented into the customer needs. • Led a team in implementing continuous improvement processes to meet business objectives by been the leader of the SCM pillar in the implementation of a world class manufacturing system. • Manage teams, processes, and materials to ensure that finished materials were produced and shipped according to schedule and annual budget to both internal and external customers. • Develop procurement processes and policies based on cycle service levels and cost-per-stockout models, improving asset turnover by 40% while reducing on-hand materials without affecting service levels. • Partner with Quality and Product Development teams to identify and negotiate with new suppliers, improving product quality and strengthening cross-functional collaboration. • Serve as ERP master user, leading cross-functional implementation of new functionalities with external consultants to improve system efficiency. • Collaborate with Product Development and Engineering to ensure on-time new product launches, defining realistic project schedules and milestones.

Master Scheduler
San Luis Potosí y alrededores, México
• Balance current and future customer demand requirements with manufacturing and supplier capabilities/capacities to ensure completion of customer requirements. • Develop Master Production Schedule for use in Materials Requirements Planning system to generate requirements for manufactured and purchased parts whole ensuring desired inventory levels are maintained. • Analyze data, including enterprise requirements planning information and prepares reports as needed to facilitate and recommend actions to ensure optimal supply chain execution. • Assist materials planning group in analyzing the need for, and size of, strategic inventories to meet customer demand fluctuations. • Coordinate with Supply Chain, Manufacturing, and Customer Service groups to maintain plant-wide production scheduling information.

Supply Chain Analyst
San Luis Potosí y alrededores, México
• Establish strong working relationships with Procurement, Production & Customer Service teams to ensure that there is a good understanding of customer requirements and changing demand conditions. • Introduce and manage Materials Planning procedures such that there are processes for make items while inventory levels are optimized. • Ensure that site planning functions work effectively with production personnel to match supply with demand, at minimum cost and maximum efficiency. • Establish processes to deliver the systems required to facilitate Demand Management and Planning.

Planner/Buyer
Querétaro y alrededores, México
• Ensure the accurate planning, execution and follow up of production according to customer requirements. • Ensure that the productive raw material needed is accurately requested and delivered. • Ensure timely delivery productive plant materials and properly manage commodity revenues to meet the objectives of maintaining the inventory level according to production and forecast. • Contribute to meet goals on Key Performance Indicators regarding Delivery Service Rate and Inventory.

Inventory Administrator
San Luis Potosí y alrededores, México
• Administrator of the raw material with a value of 5,000,000 USD at different locations(Oaxaca, CDMX, Toluca, SLP) • Create and track each PO for supply materials to procure the daily production at the looms. • Workforce management for raw material requirements for their manufacture. • Daily movements and reports at Microsoft Dynamics Nav (ERP), inventory control. • Troubleshooting about supplies with direct suppliers.
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