LEAH RUTH DIEHL
Perkiomenville,PA
Summary
Area Manager with expertise in high-volume distribution operations, adept at enhancing inbound and outbound flows. Successfully accelerated underperforming shifts and eliminated backlogs through targeted analysis. Skilled in coaching associates and implementing performance plans, fostering a culture of engagement and continuous improvement.
Overview
7
7
years of professional experience
Work History
Area Manager - Consolidation, Traffic-Remedy, Stocking, Receiving & OB Flow Operations
Walmart Fulfillment Center
Bethlehem, PA
04.2022 - 06.2026
- Simultaneously managed multiple floor operations across both Inbound (IB) and Outbound (OB) departments, directly accelerating an underperforming OB shift from 25 to 27 UPH within two months.
- Directed Receiving and OB Flow operations, ensuring seamless freight movement, efficient labor deployment, and alignment between inbound and outbound processes.
- Eliminated a critical 1,000-ticket backlogged bottleneck in the remedy/error queue, cutting the ongoing ticket count below 500 in three months through targeted root-cause analysis and operational triage.
- Designed and rolled out a physical stocking tool to enforce strict FIFO standards, successfully eliminating product stagnation on the floor.
- Coached and upskilled 4 high-performing leads into formal department management roles.
- Boosted individual pack performance by 30 UPH points in a single day.
- Created optimized operational plans for IB and OB handoffs.
- Built and deployed an item-prep sustainability tool adopted warehouse-wide.
Area Manager - Pick & Transship Dock
Zulily Fulfillment Center
Bethlehem, PA
09.2021 - 04.2022
- Drove shift picking efficiency from 98 to 112 UPH over a three-month period.
- Constructed targeted performance improvement plans for floor staff.
- Supervised transship dock operations.
- Partnered with talent acquisition to facilitate onboarding.
Kindergarten Teacher
Executive Education Academy Charter School
Allentown, PA
08.2019 - 09.2021
- Developed individualized classroom behavior frameworks to enhance student engagement, focus on specific learning goals, and create stable learning environments.
- Translated behavioral data and performance metrics into actionable progress reports for administrators, staff, and families to inform support strategies.
Education
Bachelor of Science - Education
Eastern University
St. David's, PA05-2016
Masters - Reading
Eastern University
St. David's, PA06-2026
Skills
- Warehouse Management Systems (WMS)
- Labor Allocation & Tracking
- Inbound and Outbound Flow
- Inventory Control & Quality Assurance
- Cross-Docking & Transshipment
- Process Improvement
- Throughput Optimization (UPH)
- Shift Forecasting & Planning
- SOP Integration & Training
- Receiving Operations
- OB Flow Management
Awards
Manager of the Month, Walmart Consolidation Department, 08/01/23
Certifications And Continuing Education
- Supply Chain Management Certification, SparkChain Supply Management Course, 08/01/25
- Professional Educator Certification: Early Childhood Education (Pre-K-4)
- Professional Educator Certification: ESL (Pre-K-12)
Timeline
Area Manager - Consolidation, Traffic-Remedy, Stocking, Receiving & OB Flow Operations
Walmart Fulfillment Center
04.2022 - 06.2026
Area Manager - Pick & Transship Dock
Zulily Fulfillment Center
09.2021 - 04.2022
Kindergarten Teacher
Executive Education Academy Charter School
08.2019 - 09.2021
Bachelor of Science - Education
Eastern University
Masters - Reading
Eastern University