Ricardo Guerrero
Hanover Park
Summary
Dynamic professional with extensive experience at AT&T in Cisco network troubleshooting and customer service. Proven ability to resolve complex technical issues and enhance client engagement. Skilled in data analysis and software optimization, consistently delivering exceptional results while managing cross-functional teams and maintaining operational efficiency.
Overview
9
9
years of professional experience
Work History
GCSC Network Support
AT&T
Algonquin
01.2023 - 02.2026
- Cisco network devices.
- DS1, DR5, and other circuits and switches.
- Conducted comprehensive research and data analysis to support strategic planning and informed decision-making.
- Utilized various software and tools to troubleshoot and optimize performance.
- Conducted system analysis and testing to identify and resolve technical issues or inefficiencies.
- Conducting over-the-phone troubleshooting and local checks to ensure the device is running smoothly.
- Creating and closing tickets.
- Working with multiple groups of companies and organizations to assign and dispatch a technician to the site.
- Submitting a detailed report of previous activity and test results regarding each ticket.
Sales Representative
AT&T
Hanover Park
02.2020 - 08.2022
- Input data entry for customer and device information.
- Troubleshot software and engineering issues with phones, TVs, computers, laptops, tablets, and internet connections.
- Conducted business and sales calls to enhance client engagement.
Manager
Taco Bell
Hanover Park
01.2017 - 01.2020
- Oversaw shift management to ensure efficient operations and staff coordination.
- Maintained accurate inventory records for optimal stock levels.
- Executed line cooking tasks to meet customer demand promptly.
- Processed drive-thru and front cashier transactions efficiently.
- Delivered exceptional customer service to enhance satisfaction and loyalty.
- Monitored financial transactions to maintain budget accuracy.
- Entered data for inventory and crew member information into systems.
- Ensured cleaning and sanitation standards were met consistently.
Education
High School Diploma -
Glenbard North High School
Carol Stream, IL 6018807-2019
Some College (No Degree) - Computer Science
College of DuPage
Du Page County, ILSkills
- Computer science in Python, HTML, and C
- Sales and management
- DS1 and DR5 circuits
- Cisco network troubleshooting
- Problem resolution
- Data entry and software troubleshooting
- Customer service and support
- Technical documentation
- Software optimization
- Line and chief cooking
Timeline
GCSC Network Support
AT&T
01.2023 - 02.2026
Sales Representative
AT&T
02.2020 - 08.2022
Manager
Taco Bell
01.2017 - 01.2020
High School Diploma -
Glenbard North High School
Some College (No Degree) - Computer Science
College of DuPage