David S. Gonzalez Logistics and Project Coordinator

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Billing and Contracts Administrator / Logistics Coordinator

XBS , HCL

Jan 2020 - Current (6 years 7 months)

Managed accounting functions, ensuring correct and accurate billing for 500+ accounts monthly. Resolved billing issues at contract level, processed credits, debits, and miscellaneous invoices. Collected meters and rectified system discrepancies. Reviewed and processed new contracts to be under compliance. Supported AR team, supplies, sales, and leasing teams. Assistant duties included shipping, receiving, and reporting to warehouse and management team, preparing new orders, invoices, and contract packages. Supporting to improving accounting functions and clean-up projects affected by backlog.

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Customer Service Representative / Technical Support

AT&T Digital Life

Mar 2019 - Dec 2024 (5 years 10 months)

Handled 35+ calls daily, troubleshooting home security alarm systems. Assisted customers with new orders for equipment and replacements, collected payments, and resolved inaccurate billing. Provided immediate assistance and coordinated with 911 for urgent calls. Transitioned to the chat team for advanced troubleshooting of cameras, thermostats, sensors, and door locks.

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Pre-Billing Associate / Inquiry Analyst

Xerox NAO

Mar 2017 - Oct 2018 (1 year 8 months)

Handled 60+ contracts, supporting meter collection, contract creation, and transition from offshore to onshore teams. Assisted upper management level with specialized billing in different budget centers. Worked with the Reporting Team to ensure accurate invoice delivery and addressed technical issues with machine connectivity. Resolved pre-billing, billing, and post-billing issues, providing support to CBMs for high-visibility accounts. Participated in Critical Programs to connect devices to the interface for accurate invoicing.

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Customer Service Representative / Trainer Support

T-Mobile Amazon.com

Aug 2015 - Mar 2017 (1 year 8 months)

Handled 30+ calls daily, activating lines for new customers and retail dealers, running customer credit checks, and transferring lines from other cell phone companies. Supported Amazon.com trainee curriculum, entered customer data, and organized interaction logs.• Provided technical support to the App developing team.• Fostered strong relationships with trainees by maintaining an approachable demeanor and offering ongoing support throughout their development journey.

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Cello Teacher & Project Coordinator

Esperanza Azteca

Jul 2014 - Aug 2015 (1 year 2 months)

Assessed student progress regularly through evaluations, adapting teaching methods to meet individual needs effectively. Contributed to the development of a vibrant music culture in the area by participating in local performance opportunities and events. Enhanced student performance by incorporating personalized cello techniques and practice routines.• Improved students technical skills and musicality through individualized attention and constructive feedback. Developed strategies to overcome learning barriers and assisted the Director in resource selection for the curriculum.

David S. Gonzalez

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