Hernado Ren3
@jhonathan_a
IT Support Specialist delivering efficient infrastructure, Windows, and network solutions.
PeruWhat I'm looking for
I am an IT Support Specialist with 2+ years of hands-on experience providing remote and on-site technical support in corporate and industrial environments. I specialize in Windows troubleshooting, network administration, Active Directory, and IT infrastructure management, supporting international users across time zones.
My work history includes managing corporate networks (Mikrotik, TP-Link, Ubiquiti), administering Windows Server environments with Group Policy and automated provisioning, and deploying 50+ Windows 10/11 workstations standardized with Office 365 and corporate security. I have also developed an internal HR module using SQL Server and C++/CLI and am currently building a custom ERP with normalized SQL Server architecture and optimized queries.
I bring bilingual communication (Spanish/English), a proven record of rapid incident resolution and high user satisfaction, and availability in afternoon/evening hours to cover Europe and US East Coast schedules. I seek roles where I can apply infrastructure and support expertise while contributing to process automation and systems reliability.
Experience
Work history, roles, and key accomplishments
ERP System Developer
ASEGCALAB
May 2025 - Present (1 year 1 month)
Developing a custom ERP for client management and document workflows, designing a normalized SQL Server database with query optimization and full technical documentation.
IT Support Specialist
TUKU Seguridad Corporativa
Jul 2024 - Dec 2025 (1 year 5 months)
Provided technical support to 30+ users with 2-hour average response time and 95% satisfaction; managed network infrastructure and Windows Server administration, automating user provisioning to reduce time by 60%.
Pre-Professional Intern
Minera Colquisiri
Feb 2024 - May 2024 (3 months)
Delivered on-site IT support at an industrial plant, performing fault diagnosis, network connectivity verification, and preventive maintenance on industrial electronic equipment and PLC-based control systems.
IT Support Technician
Self-employed
Jan 2022 - Jul 2022 (6 months)
Provided PC maintenance and system configuration for 15+ clients, implemented Google Workspace and cloud email solutions for small businesses.
Education
Degrees, certifications, and relevant coursework
Pontificia Universidad Católica del Perú
Bachelor of Engineering, Mechatronics Engineering
Pursuing a Bachelor's in Mechatronics Engineering with training in automatic systems, electronics, programming, and system control and a practical specialization in IT support and infrastructure.
Tech stack
Software and tools used professionally
Availability
Location
PeruAuthorized to work in
Social media
Job categories
Skills
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