Diana Heyely Contreras Morales
Ciudad Juárez
Summary
Dynamic and results-oriented professional with extensive experience at ILC Dover, adept in demand forecasting and scheduling. Excelled in improving operational efficiency and project success rates through innovative problem-solving and effective teamwork. Skilled in CSI, SAP and JDE, with a proven track record of fostering strong stakeholder relationships and delivering significant cost savings. Detail-oriented team player with strong organizational skills. Ability to handle multiple projects simultaneously with a high degree of accuracy.
Overview
11
11
years of professional experience
Work History
Sr. Planner/Buyer
ILC Dover
05.2022 - 10.2024
- Created weekly schedule for the assigned production projects based on customers requirements
- Maintained key item stock levels and expedited purchase orders.
- Coordinated with logistics teams to resolve any shipping delays or discrepancies while minimizing impact on operations.
- Optimized resource utilization by identifying areas of improvement in existing processes and recommending actionable steps toward increased efficiency.
- Established strong relationships with key stakeholders for collaborative decision-making regarding crucial aspects of projects.
- Coordinated cross-functional teams to ensure seamless execution of project deliverables from inception to completion.
- Improved overall project success rates through meticulous attention to detail and thorough analysis of potential obstacles.
- Developed innovative solutions to complex problems, resulting in significant cost savings for the organization. (Deviations, BOM reviews and updates with eng.)
- Incorporated risk management strategies into project plans, minimizing potential delays and setbacks. (Deviations, BOM reviews and updates with eng.)
- Optimized customer experience by delivering superior services and effectively troubleshooting issues to secure on time shipments.
- Maintained database systems to track and analyze operational data (Job orders dates and quantities aligned to MRP´s requirements)
Sr. NPI Planner/ Buyer
Biosense Webster, Johnson & Johnson
01.2019 - 05.2022
- Collaborated with cross-functional teams to align goals and ensure project success.
- Optimized inventory control, reducing waste and improving costefficiency.
- Managed all aspects of procurement, from P.O. placements through material receipt and invoice payment support (PPV discrepancies resolution).
- Managed rejected materials and quality issues.
- Planned material requirements, managed inventory levels, expedited materials, and managed schedules in MRP. (MRP creation)
- Developed efficient and accurate controls for monitoring and updating open P.O.’s and delivery requirements. (Material Requirements Planning set up JDE).
- I provided support in long-term development strategies that significantly optimize cross-company project deliverables and standards.
- Managed process improvements, cost savings and inventory control projects.
- I monitored new Product Introduction activities, from early development stage to product launching until passed over to regular production buyers.
- I secured material supply required throughout the development phase of a new product (prototype material orders for validation).
- Monitored supplier capacity to ensure material readiness for project launch.
Procurement Buyer
SEI Medical S.A. De C.V.
01.2016 - 01.2019
- Resolved daily issues by handling invoice discrepancies, replacements for rejected materials and missed and late deliveries.
- Utilized procurement tools to manage quote process, invoicing, order entry and receiving.
- Researched and evaluated new and current vendors to determine suitability of products and contract and pricing negotiations.
- Maintained internal inventory of supplies
- Reduced procurement costs with strategic sourcing initiatives, identifying alternative suppliers for cost savings opportunities.
- Enhanced inventory management by implementing demand forecasting techniques and optimizing stock levels.
- Improved supplier relationships through effective communication and timely resolution of issues.
- Developed comprehensive purchasing strategies to support organizational growth and profitability objectives.
- Managed supplier performance, evaluating quality, delivery, and overall service levels to ensure continuous improvement in the procurement function.
- Collaborated cross-functionally to identify opportunities for process improvement and cost reduction in the supply chain.
Planner
Tekmart Integrated Manufacturing Services
01.2015 - 01.2016
- Collaborated with cross-functional teams to align goals and ensure project success.
- Optimized inventory control, reducing waste and improving costefficiency.
- Identified potential risks, implementing mitigation plans to minimize impact on project timelines.
- Worked directly with production personnel to resolve production scheduling issues and conflicts.
- Prioritized schedules to meet project goals and overall customer satisfaction.
- Engaged in both long and short-term project planning, strategizing for on-time, high-quality deliverables.
- Managed successful day-to-day operations of projects by maximizing productivity from available resources.
- Implemented best practices in planning methodologies, resulting in increased efficiency and effectiveness across all projects.
- Recognized potential issues with inventory and quality control and engineered changes.
- Developed and implemented efficient inventory management system to reduce waste and optimize supply chain operations.
- Improved operational efficiency by standardizing planning procedures across projects, minimizing redundancies and streamlining tasks.
- Enhanced team productivity with implementation of new project management tools, optimizing workflow and communication.
- Conducted detailed risk assessments for upcoming projects to mitigate potential issues with proactive solutions.
Customer Service Representative
Distribución De Suplementos Industriales
01.2014 - 01.2015
- Managed high-stress situations effectively, maintaining professionalism under pressure while resolving disputes or conflicts.
- Resolved customer complaints with empathy, resulting in increased loyalty and repeat business.
- Handled escalated calls efficiently, finding satisfactory resolutions for both customers and the company alike.
- Responded to customer requests for products, services, and company information.
- Collaborated with team members to develop best practices for consistent customer service delivery.
- Contributed to sales growth by upselling products and services based on individual customer requirements.
- Coordinated with logistics department to expedite shipping for urgent customer orders.
- Addressed customer inquiries to ensure satisfaction and foster positive service experience.
- Participated in training programs to enhance product knowledge and customer service skills.
Education
MBA - Business Administration And Marketing
Universidad TEC Milenio
Cd. Juarez, Chihuahua12-2025
Skills
- Bilingual Spanish/ English
- Software Knowledge (SAP, JDE, CSI, Office)
- Demand forecasting
- Scheduling expertise
- Teamwork and Collaboration
- Problem-Solving
- Time Management
- Multitasking Abilities
- Excellent Communication
- Adaptability and Flexibility
- Relationship Building
- Interpersonal Skills
- Analytical Thinking
Timeline
Sr. Planner/Buyer
ILC Dover
05.2022 - 10.2024
Sr. NPI Planner/ Buyer
Biosense Webster, Johnson & Johnson
01.2019 - 05.2022
Procurement Buyer
SEI Medical S.A. De C.V.
01.2016 - 01.2019
Planner
Tekmart Integrated Manufacturing Services
01.2015 - 01.2016
Customer Service Representative
Distribución De Suplementos Industriales
01.2014 - 01.2015
MBA - Business Administration And Marketing
Universidad TEC Milenio
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