NELSON DIAZ
Grand Prairie,TX
Summary
Results-driven Operations and Account Management Professional with over 8 years of experience in customer relationship management, vendor coordination, and process improvement. Expertise in leading customer-facing and internal operations in high-volume settings. BBA graduate with a background in coordinating residential roofing projects and business operations.
Overview
9
9
years of professional experience
Work History
OPERATIONS MANAGER - ROOFING
Independent Roofing Business
DFW, TX
03.2026 - Current
- Managed customer communication, vendor relationships, project documentation, and day-to-day operations, leading to increased business through referrals and follow-up.
- Prepared project estimates and coordinated crews, suppliers, materials, and timelines, ensuring timely project delivery.
- Coordinate residential roofing projects from customer inquiry and estimating through scheduling, material planning, and project completion.
INTERNAL SERVICE ADVISOR MANAGER / SERVICE ADVISOR
Park Place Volvo
Dallas, TX
04.2021 - 02.2026
- Managed internal service operations and customer-facing Service Advisor workload in high-volume luxury automotive service department.
- Manage approximately 80 repair orders weekly and coordinate service estimates ranging from $2,000 to $16,000 while maintaining communication, accuracy, andrepair timelines.
- Led a data collection initiative to track service department cycle times, presenting insights to leadership for operational improvements.
- Use CDK Global and service-cycle data to track orders, identify bottlenecks, improve reporting, and resolve workflow, parts, and delivery issues across teams.
- Partnered with cross-functional teams to troubleshoot order delays, resolve discrepancies, and streamline reporting processes.
- Coordinated procurement, inventory, and vendor relationships for 25 vendors, supporting workflow for 25 technicians.
SERVICE ADVISOR
Park Place Volvo
Dallas, TX
09.2020 - 04.2021
- Promoted to Internal Service Advisor Manager, continuing to excel in Service Advisor responsibilities and contributing to team success.
- Delivered white-glove customer service in high-volume, deadline-driven environment, managing 10-20+ service clients per day and consistently maintaining professionalism and empathy.
- Managed 10-20+ service clients daily, communicating repair needs, estimates, timelines, and status updates while coordinating with technicians, parts teams, and vendors.
SERVICE VALET
Park Place Volvo
Dallas, TX
11.2017 - 09.2020
- Coordinated daily movement of 50+ vehicles in high-volume service environment to ensure timely service delivery.
- Parked and retrieved customer vehicles with precision and care.
- Assisted customers with vehicle inquiries and provided excellent service.
- Maintained cleanliness of the service area and customer reception areas.
Education
Bachelor of Business Administration (BBA) -
University of North Texas at Dallas
Dallas, TX05-2024
Associate of Science - Business Administration And Management
Dallas College
Dallas, TX05-2021
Skills
- Operations Management
- Project Coordination
- Vendor Management
- Supply Chain Management
- Account Management
- Customer Relationship Management
- Data Analysis & Reporting
- Process Improvement
- Project Management Software
- Microsoft Office Suite
- Customer Service
- Bilingual: English & Spanish
Timeline
OPERATIONS MANAGER - ROOFING
Independent Roofing Business
03.2026 - Current
INTERNAL SERVICE ADVISOR MANAGER / SERVICE ADVISOR
Park Place Volvo
04.2021 - 02.2026
SERVICE ADVISOR
Park Place Volvo
09.2020 - 04.2021
SERVICE VALET
Park Place Volvo
11.2017 - 09.2020
Bachelor of Business Administration (BBA) -
University of North Texas at Dallas
Associate of Science - Business Administration And Management
Dallas College