Yamilet Vizcarra
Palmdale,CA
Summary
Supply Chain and Materials Management professional with 10+ years of logistics, inventory control, and manufacturing operations experience, including 4+ years in aerospace manufacturing. Proven success in material planning, inventory optimization, shortage mitigation, and production support using SAP/MRP systems. Strong background in warehouse operations, cycle counts, inventory audits, and cross-functional collaboration to support on-time delivery and operational efficiency.
Overview
13
13
years of professional experience
Work History
Senior Manufacturing Planner
Lockheed Martin
07.2024 - Current
- Partner with Supply Chain Management, Procurement, Engineering, and Production teams to ensure material availability aligns with manufacturing schedules and on-time delivery commitments.
- Analyze inventory levels, production demand, and shortage risks to proactively mitigate supply constraints and prevent schedule disruptions.
- Reduced company-owned inventory by $13M (25%), from $52M to $39M, by identifying excess and operational spare inventory opportunities and reallocating material across programs.
- Create and manage material demands in SAP to support production builds, spare requirements, and inventory replenishment.
- Evaluate material requirements against production schedules and forecasted demand to improve material readiness.
- Monitor inventory aging, excess, and obsolete material to identify disposition opportunities and reduce carrying costs.
- Coordinate with internal plants and programs to transfer or repurpose excess inventory to maximize utilization.
- Support inventory audits, reconciliation efforts, and data validation to maintain inventory accuracy.
- Develop reports and track KPIs related to shortages, inventory exposure, and material readiness.
- Lead internal audit teams in preparation for MMAS, AS9100, andthird-party audits for all departments within areas of responsibility.Support ADP, F-35, F-16, U-2, C-130, and F-22 global sustainment andproduction lines.
Manufacturing Planner
Lockheed Martin
05.2023 - 07.2024
- Developed and adjusted production schedules based on material availability, operational priorities, and manufacturing capacity.
- Maintained SAP demand planning and MRP updates to improve material visibility and production readiness.
- Performed shortage analysis and collaborated with supply chain teams to expedite critical material requirements.
- Coordinated with procurement and suppliers to support timely delivery of raw materials and components.
- Tracked production requirements and aligned material plans to minimize disruptions.
- Assisted in forecasting and planning activities to support production demand changes.
- Improved material flow efficiency by identifying and resolving inventory gaps.
Area Dispatcher
Lockheed Martin
08.2021 - 05.2023
- Coordinated material movement between departments to support production schedules and operational deadlines.
- Expedited materials and components to prevent downtime and maintain workflow continuity.
- Processed replenishment requests and tracked inventory movement for production support.
- Collaborated with warehouse and planning teams to ensure timely delivery of required materials.
- Maintained inventory accuracy through material verification and system updates.
- Prioritized urgent requests to support critical production needs.
Receiving Clerk
PPG Industries
01.2019 - 01.2021
- Received, inspected, and processed inbound aerospace materials in compliance with purchase orders and shipping documentation.
- Verified quantities, part numbers, and certifications to maintain inventory accuracy and material traceability.
- Processed inventory transactions and maintained accurate receiving records in company systems.
- Investigated and resolved discrepancies involving damaged shipments, shortages, or documentation issues.
- Coordinated with warehouse and production teams to stage materials for operational use.
- Supported cycle counts, stock audits, and inventory reconciliation to maintain stock integrity.
- Ensured compliance with quality standards, safety procedures, and receiving protocols.
Logistics / Backroom / Sales Floor Team Member
Target Corporation
01.2013 - 01.2019
- Managed inbound freight operations including unloading, sorting, stocking, and organizing merchandise across departments.
- Conducted cycle counts, stock audits, and inventory reporting to maintain inventory accuracy.
- Processed damaged, salvaged, and expired merchandise for vendor returns and system adjustments.
- Supported replenishment and back-stock operations to optimize stock availability.
- Fulfilled e-commerce orders through picking, packing, and shipping preparation.
- Executed planogram setups and merchandising layouts using reporting tools and operational instructions.
- Trained and mentored new employees on inventory and stockroom procedures.
- Maintained productivity in fast-paced, deadline-driven operational environments.
Education
Medical Assistant -
Charter College
General Education Diploma -
Dos Palos High School
Skills
- Materials Management
- Inventory Control
- Production Planning
- SAP/MRP
- Demand Planning
- Warehouse Operations
- Cycle Counts
- Inventory Audits
- Shortage Resolution
- Lean Process Improvement
- Procurement Support
- KPI Reporting
Timeline
Senior Manufacturing Planner
Lockheed Martin
07.2024 - Current
Manufacturing Planner
Lockheed Martin
05.2023 - 07.2024
Area Dispatcher
Lockheed Martin
08.2021 - 05.2023
Receiving Clerk
PPG Industries
01.2019 - 01.2021
Logistics / Backroom / Sales Floor Team Member
Target Corporation
01.2013 - 01.2019
Medical Assistant -
Charter College
General Education Diploma -
Dos Palos High School