Caleb Duerr
Summary
Logistics specialist with expertise in procurement and supply chain operations. Proven ability in data analysis and process optimization, resulting in significant cost savings for multiple organizations. High accuracy maintained through effective workload management and collaboration with stakeholders to enhance operational efficiency.
Overview
6
6
years of professional experience
Work History
Procurement Specialist [GPCS]
Amazon
Tempe, Arizona
09.2025 - Current
- Managed procurement operations across 25+ facilities using ITSM software to track and resolve approximately 65 weekly requests related to goods and soft services, including conducting root cause analysis for recurring operational issues.
- Designed and implemented a monitoring system for planned facility shutdowns, preventing three rejected shipments and contributing to a 10% profit gain on 205,000 units during the first week of a pilot rollout tied to a miscommunicated closure.
- Maintained vendor compliance with contract pricing and procurement terms, resulting in zero invoice holds related to pricing discrepancies within the first 90 days in role.
- Generated an average of 93 purchase orders per week while maintaining a 99.2% accuracy rate, with only 12 discrepancies across 1,572 purchase orders processed during Q1 2026.
- Oversaw week-over-week consumption and spending by conducting weekly inventory audits across 25+ facilities with combined consumable inventory totaling approximately $2.0M, reducing inventory abnormalities by 11% over 16 weeks and improving planning and forecasting accuracy for cross-functional stakeholders.
Lead Logistics Coordinator [NOC]
Amazon
Tempe, Arizona
01.2025 - 09.2025
- Developed and implemented a standardized process for facility closure scenarios, enabling immediate adoption of a low-point volume capture method to reduce downstream shipment disruptions and prevent cascading premium shipment upgrades; resulted in a 47% reduction in volume redirected to alternative shipping methods prior to process implementation.
- Served as first-line operational support during network disruptions by identifying low-capacity risk points and developing ad hoc fulfillment alternatives, mitigating service failures and reducing exposure to automated premium shipment upgrades for at-risk customer orders.
- Analyzed demand and backlog trends to execute ~80,951 weekly capacity adjustments supporting route planning and customer shipment flow internationally; contributed to reducing National ZIP code sortation costs from $0.4600 to $0.4551 per package in Q3 2025.
- Partnered with cross-functional stakeholders, site operators, and international support teams to optimize labor allocation against 42-day volume forecasts, enhancing operational flexibility and decision-making efficiency.
Administrative Supervisor [Central Flow]
Amazon
Tempe, Arizona
01.2022 - 01.2025
- Enhanced key performance indicators (TPH, DMPO, etc.) by implementing lean capacity planning strategies aligned with demand and forecast trends at a subregional level, optimizing labor utilization and ensuring customer promise adherence.
- Monitored operational risk and productivity metrics to sustain performance targets, collaborating with cross-functional teams to align stakeholders and enhance operational efficiency.
- Strengthened collaboration between Corporate and Operations teams through regular virtual engagement, promoting transparent communication and upholding ethical operational standards.
- Completed required certifications to support standardized training and coaching programs across Outbound functions within Amazon First Mile Fulfillment Center operations (ARS, USNS, TSSL/legacy environments).
Fulfillment Lead
Amazon
Tempe, Arizona
11.2020 - 01.2022
- Facilitated site launches for Assimilation teams, onboarding and training new hires at multiple U.S. facility openings to establish effective teams quickly.
- Developed operational expertise across Outbound and problem-solving functions through cross-training in multiple departments, enhancing staffing flexibility and operational support.
- Reinforced standard operating procedures (SOPs) and ensured consistent execution of operational workflows by applying inventory management and quality control knowledge.
- Participated in Ambassador programs to train and cross-train associates on SOPs and standard work (SW), reinforcing high-performance standards and fostering a structured, supportive onboarding environment for new employees.
- Provided interim operational coverage for salaried leadership during staffing gaps, ensuring continuity of daily operations and alignment with team objectives.
Education
High School Diploma -
Casa Grande Union High-school
Casa Grande, AZ05-2015
Associate of Applied Science - General Studies
Central Arizona College
Arizona05-2026
Skills
- Intermediate Excel for data visualization
- Tableau and Power BI expertise
- Microsoft Office Suite proficiency
- Procurement management
- Inventory auditing
- Process improvement
- Stakeholder negotiation
- Google Workspace familiarity
- Web scraping and API integration
Community Service & Volunteer Work
- Led residential fire safety initiatives by installing smoke alarms in high-risk neighborhoods, directly contributing to community safety measures.
- Coordinated and managed donation collection drives, ensuring proper distribution of resources to community members in need.
- Dedicated numerous off duty days to various community improvement projects, demonstrating strong commitment to civic engagement.
- Collaborated with local organizations to implement community outreach programs and support public safety initiatives.
Timeline
Procurement Specialist [GPCS]
Amazon
09.2025 - Current
Lead Logistics Coordinator [NOC]
Amazon
01.2025 - 09.2025
Administrative Supervisor [Central Flow]
Amazon
01.2022 - 01.2025
Fulfillment Lead
Amazon
11.2020 - 01.2022
High School Diploma -
Casa Grande Union High-school
Associate of Applied Science - General Studies
Central Arizona College