John Edison Martinez Sanchez
John Edison Martinez Sanchez

Technical Support Engineer | Application Support Engineer | SQL Support Engineer

Open to offers · Member since 10 Jul 2026
Message
Location
Bogotá, Colombia
Desired salary
from 50k USD/yearly
Work preference
Hybrid / Full Time
Experience level
Senior

About

Professional summary

Technical Support Engineer with 10+ years of experience delivering enterprise software support across B2B environments. Expertise in application support, SQL database analysis, incident management, root cause analysis, software troubleshooting, CRM platforms, and customer success. Recognized for resolving 50+ technical cases per week, mentoring engineers, improving knowledge management, and collaborating with implementation and development teams.

Notice period: inmediately

Skills

24 capabilities

Experience

Career history

Technical Support Specialist COMMAND ALKON

Resolved 50+ enterprise software incidents weekly while consistently exceeding departmental KPIs. Performed SQL database analysis, log reviews, and root cause investigations to restore business operations quickly. Managed incidents through Salesforce and Microsoft Dynamics 365 while maintaining accurate technical documentation. Partnered with implementation, development, and infrastructure teams to resolve product defects and deployment issues. Created knowledge articles, mentored junior engineers, and improved troubleshooting processes.

Tier 2 Technical Support Engineer LEXMARK / SITEL

Provided Tier 2 support for enterprise printer and software solutions serving international customers. Diagnosed complex hardware, operating system, networking, and application issues. Collaborated with Level 3 engineers to resolve escalated incidents. Maintained technical documentation within ServiceNow and trained new engineers.

Technical Support Agent TOSHIBA / SITEL

Delivered multichannel technical support through phone, email and chat.
Managed high-volume technical cases while maintaining customer satisfaction. Identified recurring issues and recommended process improvements.

Education

Learning history

Universidad Colegio Mayor de Cundinamarca

Bachelor of Business Administration

Universidad Industrial de Santander

Coding bootcamp

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