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Thea Dimitriu
Executive Administrator
Auburn Hills
Summary
Ambitious professional with multiple years of experience facilitating and executing cross-functional innovative projects while maintaining an excellent customer relationship.
Overview
10
10
years of professional experience
9
9
years of post-secondary education
2
2
Certifications
1
1
Language
Work History
Lead Program Buyer
Webasto Roof Systems
03.2024 - Current
- Ensured timely delivery of products by closely monitoring vendor performance and addressing any issues promptly on the Tesla Cybertruck program.
- Create and lead timeline discussions with cost breakdowns to ensure program team adheres to deliverables, while preparing presentations for executive team to approve program targets.
- Create, monitor and release payment terms to suppliers per the lead times and costs negotiated.
- Communicate daily with suppliers and built long-term supplier relationships with vendors to establish quality and negotiate competitive pricing.
- Maintain and track complete documentation and records of all purchasing team activities.
- Collaborated with internal departments to better understand needs and determine purchasing requirements.
Executive Administrator
Webasto Roof Systems Inc
02.2022 - 03.2024
- Collaborate and organize teams of 100+ colleagues in betterment of departments.
- Use of Microsoft Excel and PTS data to develop, maintain and present key process indicator trackings.
- Achieved timely purchase order payment by working closely with external vendors and suppliers for purchase orders and payment of external colleagues.
- Assist in Go-Live for Ariba-WeBuy and SAP requisition system.
- Managing, training colleagues and troubleshooting within WeBuy and SAP system as key user.
- Facilitate rollouts of new processes for large departments.
- Coordinate agenda, multiple presenters and presentations for monthly department meetings, offsites and team projects.
- Implement cross pollination among departments through department-relevant topic discussion.
- Initiate database license agreements and negotiations for systems used and licenses needed within both departments.
- Maintain calendars and emails for two Vice Presidents (R&D/ Program Management and Purchasing/ Supplier Quality).
- Participate in and moderate daily meetings for both VPs.
Engineering Change Coordinator
Webasto Roof Systems Inc
10.2015 - 02.2022
- Reviewed and approved 2D drawings and 3D designs based on design and engineering standards.
- Communicated with multiple groups within R&D to adjust needed component details, weight, measurements and overall module design.
- Completed six sigma green belt training on effectiveness of design release process.
- Tracked and presented drawing approval timing through key process indicators and weekly reports to implement effective release timing.
- Created and implemented trainings on the proper utilization of the change process in PLM (Windchill) system for all internal and external colleagues under the R&D and Program Management umbrella.
- Created and implemented training on applications and standards within VPM and Catia V5 to support effectiveness of change process.
- Involvement in SAP Go-Live in 2016.
- Created training manual with and for all SAP part and module approvers in all departments.
- Initiated and maintained part levels and revisions within material master maintenance (M3) process.
- Successfully utilized SAP system to train on checking, tracking, and releasing component revision levels and bill of materials.
- Lead, coordinated and participate in large events within department.
Administrative Assistant
Webasto Roof Systems Inc
06.2015 - 10.2015
- Initiated purchase order transactions and executed payment for various suppliers through SAP database.
- Coordinated several events, arranged event space depending on event type and coordinated teams in order to execute larger company events.
- Participated in organization of culture and Human Resource events.
- Created and programmed employee badges for all locations in Michigan.
- Created domestic and international tariff shipping labels.
Education
Bachelor of Arts - Business Management
Oakland Community College
Auburn Hills 06.2020 - Current
Associate of Arts - Criminal Justice – Criminal Law
Oakland Community College
Auburn Hills 10.2012 - 06.2016
Associate of Science - Biomedical Engineering
Grand Valley State University
Allendale, MI 09.2011 - 09.2012
Skills
Information confidentiality
Effective communication
Staff Management
Training documents
Time management
Identifying best practices
Partnering with cross-functional disciplines
Driving continuous improvement
Database Management
Leading large departments
Company event coordination
Databases
Managing multiple projects
Additional Information
- Culture ambassador, culture co-lead.
- Achieved P2L+ certification through effectively training four trainings to date.
- Implemented and managed the success of the Holiday Help Program, since 2016. Program now exists in all of the North America region.
Software
OneNote
SAP
CCM
Windchill
VPM
Some Catia V5 & V6
Power BI, PM2 Analysis
Certification
P2L+ Professor
Timeline
Lead Program Buyer
Webasto Roof Systems
03.2024 - Current
P2L+ Professor
09-2023
Personal Trainor, Nutrition Coach, Boxing Instructor
06-2022
Executive Administrator
Webasto Roof Systems Inc
02.2022 - 03.2024
Bachelor of Arts - Business Management
Oakland Community College
06.2020 - Current
Engineering Change Coordinator
Webasto Roof Systems Inc
10.2015 - 02.2022
Administrative Assistant
Webasto Roof Systems Inc
06.2015 - 10.2015
Associate of Arts - Criminal Justice – Criminal Law
Oakland Community College
10.2012 - 06.2016
Associate of Science - Biomedical Engineering
Grand Valley State University
09.2011 - 09.2012
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