ANNETTE SIERRA
Wauseon
Summary
Operations and Quality Leader with over 15 years in optimizing multi-site warehouse and logistics operations. Expertise in managing team performance, quality assurance, and inventory control, leading to reduced error rates and enhanced productivity. Strong background in ERP platforms and continuous improvement methodologies.
Overview
1
1
Certification
27
27
years of professional experience
Work History
Operations Supervisor
Keller Logistics Group
Ohio
03.2026 - Current
- Oversee multi-site off-site warehouse operations, managing efficient receiving, storage, inventory control, and shipping across multiple locations.
- Conducted operational audits and provided hands-on leadership during high-volume surges and staffing gaps, ensuring adherence to productivity standards.
- Lead workforce development, onboarding, coaching, and performance management to drive team retention and consistency.
- Directed inventory accuracy programs through routine cycle counts, auditing practices, and effective Warehouse Management System (WMS) tracking.
- Partner with carriers, vendors, and internal teams to streamline supply chain logistics and eliminate shipping bottlenecks.
- Implemented process improvements that enhanced operational efficiency, reduced handling errors, and maintained safety compliance.
Quality Supervisor / Engineer
Tenneco-Napoleon
Napoleon
06.2022 - 02.2026
- Oversaw implementation and maintenance of quality control standards (QA/QC) to ensure products consistently met or exceeded customer and regulatory requirements.
- Coordinated with production managers to identify and resolve manufacturing quality issues, minimizing scrap and rework.
- Oversaw quality documentation for regulatory submissions, conducted internal audits, and authored IMDS compliance submissions.
- Led quality control team, overseeing scheduling, hiring, and performance evaluations while onboarding new employees on safety and ethics policies.
Production Supervisor
Haas Door
Wauseon
02.2021 - 07.2022
- Managed 42 production employees, overseeing daily assignments, training, and performance reviews to enhance team productivity.
- Developed and implemented Standard Operating Procedures (SOPs) that increased line throughput and process consistency.
- Spearheaded cross-training initiatives, promoting operational flexibility and ensuring balanced skill coverage across shifts.
Master Scheduler
Powers and Sons
Montpelier
03.2021 - 11.2021
- Developed and maintained master production schedules aligning capacity with customer demand, ensuring timely delivery and production efficiency.
- Managed resource allocation and production planning, reducing downtime and enhancing equipment utilization for optimal production output.
- Developed detailed production schedules to optimize workflow and resource allocation.
- Coordinated with suppliers to ensure timely delivery of materials and components.
- Analyzed demand forecasts to adjust scheduling and minimize delays in production.
Production Supervisor
Oldcastle Enclosures
01.2020 - 03.2021
- Supervised and mentored production team, ensuring consistent achievement of output and safety metrics.
- Supervised daily production activities to ensure efficient workflow.
- Coordinated team efforts to meet production schedules and quality standards.
- Trained new employees on safety protocols and operational procedures.
Scheduler
Molded Products
02.2019 - 01.2020
- Created and organized master work schedules for a team of 120 employees, facilitating optimal coverage across all operational shifts.
- Scheduled production runs to optimize workflow and minimize downtime.
- Coordinated with departments to ensure timely material availability for operations.
- Managed calendar for meetings and deadlines across various teams.
Warehouse Supervisor & Service Materials Specialist
IAC Group
12.1999 - 08.2018
- Oversaw inbound freight receiving, optimized warehouse space, and managed skid/packaging inventory procurement.
- Coordinated off-site warehouse operations, ensuring continuous material transfer to main plant, preventing production line downtime.
- Utilized OEM systems (GM, Chrysler, Ford, Honda) to evaluate demand forecasts, schedule production builds, and manage service parts fulfillment.
Education
Diploma - General Studies
Palm Springs High School
Palm Springs, CASkills
- Warehouse management
- Logistics management
- Inventory control
- Master scheduling
- Demand forecasting
- Process improvement
- Quality control
- Regulatory compliance
- WMS administration
- ERP systems
- Cross-functional collaboration
- Team performance
- Workforce development
- Conflict management
- Microsoft Office Suite
Certification
- Certified Internal Auditor, 11/01/25
- Certified Quality Auditor
- IMDS / MDS Compliance Specialist
- Valid Driver's License
Personal Information
Authorized To Work: US
Timeline
Operations Supervisor
Keller Logistics Group
03.2026 - Current
Quality Supervisor / Engineer
Tenneco-Napoleon
06.2022 - 02.2026
Master Scheduler
Powers and Sons
03.2021 - 11.2021
Production Supervisor
Haas Door
02.2021 - 07.2022
Production Supervisor
Oldcastle Enclosures
01.2020 - 03.2021
Scheduler
Molded Products
02.2019 - 01.2020
Warehouse Supervisor & Service Materials Specialist
IAC Group
12.1999 - 08.2018
Diploma - General Studies
Palm Springs High School