Yasmin Castro

Operations Supervisor with more than 15 years of experience in manufacturing and logistics environments, leading operational teams to ensure the achievement of productivity, quality, and safety objectives. Specialist in process optimization, KPI management, and material flow control, with a strong focus on continuous improvement and customer satisfaction. Experienced in managing unionized personnel, maintaining open communication, and following up on their process improvement ideas.

Supervisor de Operaciones - HARMAN de México S. de R.L. de C.V. - Tijuana, B.C.

(2020-01 - 2025-10)

Team: 81 People.

• Led operational teams, ensuring compliance with productivity, quality, and safety goals.
• Coordinated material flow and supply processes to guarantee operational continuity and on-time deliveries, while improving production floor layout.
• Monitored and analyzed key performance indicators (KPIs), including productivity, efficiency, process cycle times, and target achievement.
• Implemented operational process improvements, achieving time optimization and waste reduction.
• Supervised unionized personnel, promoting a positive work environment and compliance with labor regulations.
• Coordinated with suppliers and internal departments to ensure material availability and operational continuity, reducing downtime caused by material shortages.
• Applied Lean Manufacturing methodologies, including 5S and Kaizen events, to reduce material supply lead times.
• Ensured compliance with health and safety regulations within operations.
• Focused on internal service quality and on-time delivery performance, contributing to customer satisfaction.

Supervisor de Producción - ARRIS Group de México, S.A. de C.V. - Tijuana, B.C.

(2016-01 - 2020-12)

Team: 45 People.

• Managed 9 SMT production lines (Fuji & Yamaha platforms).
• Optimized labor utilization by rebalancing operational tasks.
• Conducted Value Stream Mapping (VSM) to improve material flow and redesign production layout.
• Generated and monitored KPIs, including efficiency, cycle time, capacity, and production floor setups.
• Implemented corrective actions to improve process quality.
• Collaborated with the Engineering Department on Kaizen activities focused on waste reduction.
• Developed high-performance teams through training and coaching.

Supervisor Operaciones - TK Logística de México (Toyota Motor Manufacturing Baja California) - Tijuana, B.C.

(2005-01 - 2016-12)

Team: 32 People.

• Responsible for sequencing and supplying engine/transmission and suspension components to the main production line for Tacoma manufacturing.
• Developed standardized work, work instructions, and visual aids to support process execution.
• Managed KPIs related to Safety, Quality, Productivity, Cost, and Human Resources.
• Monitored Kanban systems for material replenishment.
• Reduced repair parts warehouse inventory by negotiating lead times and reorder points with suppliers.
• Developed cross-training programs for critical operations to improve workforce flexibility and reduce operator fatigue (Training Matrix).
• Generated and managed monitoring sheets for critical parts used in Tacoma manufacturing, including machine repair parts and chemical storage areas.
• Performed cycle counts in repair parts and chemical warehouses to identify root causes whenever inventory variance exceeded 2%.

Bachelor's Degree - International Trade and Customs - Universidad UNEA (2006-01 - 2009-12)