Doug Harrison
Loganville
Summary
Engineering Change Control Specialist with 7+ years of experience supporting manufacturing operations in a high-volume production environment. Proven ability to coordinate cross-functional engineering changes, manage material and inventory impacts, and drive cost containment through accurate data, process control, and stakeholder collaboration. Strong background in SAP, Teamcenter, and material planning, with a track record of minimizing production disruption, reducing excess inventory, and recovering value from obsolete materials.
Overview
18
18
years of professional experience
Work History
Engineering Change Control Specialist
Caterpillar Inc.
Athens
10.2018 - Current
- Coordinate and implement engineering changes for Small Track Type Tractor production across Engineering, Logistics, Fabrication, and Assembly.
- Serve as the primary point of contact for change control, translating engineering revisions into executable material, inventory, and production requirements.
- Lead two weekly cross-functional change control meetings to communicate upcoming changes, confirm material readiness, and document execution plans.
- Manage engineering change workflows in Teamcenter, ensuring data accuracy, timely approvals, and audit readiness.
- Track material status, inventory impact, and shipping requirements using SAP and Nexus.
- Analyze workflow and material impacts to minimize production disruption, excess inventory, and cost exposure.
- Develop and maintain processes to identify, segregate, and disposition obsolete and service parts.
- Identify resale opportunities for obsolete materials and coordinate with Shipping, Receiving, and Procurement to ensure compliant, on time delivery.
- Monitor material spend and inventory impacts related to engineering changes, supporting cost-containment and value-recovery initiatives.
- Cross-trained in Material Master Ownership to support data governance and material accuracy.
Assembler
Caterpillar Inc.
Athens
06.2015 - 10.2018
- Assembled Small Track Type Tractors in compliance with safety, quality, and standard work requirements.
- Worked across multiple main line stations through PDI; trained team members on standard work and safety practices.
- Promoted to Assembler II; proficient in five or more stations while meeting takt time requirements.
Welder
Caterpillar Inc.
Athens
12.2014 - 06.2015
- Welded booms and sticks for 308 MHE equipment following standard work and safety procedures.
- Operated cranes, hoists, and welding fixtures to support production requirements.
Die Builder
Mark Trece
Lawrenceville
06.2008 - 12.2014
- Performed machine setup and readjustments during production to maintain quality and efficiency.
- Verified specifications, ordered components, and resolved production issues.
Die Builder
Container Graphics
Stone Mountain
06.2008 - 12.2014
- Designed corrugated cutting dies using ArtiosCAD.
- Read blueprints to ensure finished products met customer specifications.
- Trained operators and maintained safety and housekeeping standards.
Education
Bachelor of Arts - Biblical Studies
Luther Rice University
Lithonia, GASkills
- Engineering Change Control
- Cost Containment
- Cost Recovery
- Cross-Functional Collaboration
- SAP
- MRP Planning
- Lean Manufacturing
- Advanced Excel
- Statistical Process Control (SPC)
- Inventory & Obsolescence Management
- Material Planning
- Data Analysis
Projects
- MHE E2 Phase-Out, 2021-2022, Tracked usage and scrap for 282 parts, supporting build-out readiness and scrap reduction., Identified false supplier demand signals and supported corrective actions., Recovered $76,138 through resale of serviceable obsolete inventory.
- STTT K2 Phase-Out, 2020, Analyzed usage and scrap for 714 parts to support production continuity., Eliminated false supplier signals, resulting in $120,000+ in cost avoidance., Generated $46,138 in recovered value through obsolete inventory resale.
Timeline
Engineering Change Control Specialist
Caterpillar Inc.
10.2018 - Current
Assembler
Caterpillar Inc.
06.2015 - 10.2018
Welder
Caterpillar Inc.
12.2014 - 06.2015
Die Builder
Mark Trece
06.2008 - 12.2014
Die Builder
Container Graphics
06.2008 - 12.2014
Bachelor of Arts - Biblical Studies
Luther Rice University