Yani Calderón
Server Engineer @ TESYS NETWORKS
About
Cloud and Server Infrastructure Engineer, certified in multiple Microsoft and Azure competencies. Skilled in managing and administering Microsoft 365, Azure Services and Google Cloud Platform (GCP).Experienced with Active Directory, Entra id and enterprise tools such as SharePoint and Exchange, email migration, and device management through Microsoft Intune. Strong background in cloud security using Microsoft Defender, XDR, and Sentinel, with hands-on expertise in data governance through Microsoft Purview.
Colombia
Bogota
Information Technology & Services
Google+, Cloud Security, Windows, Cloud Migration and Modernization, Migration Wizard, Technical Support, Customer Service, Microsoft Products, Server Administration, SharePoint, Office Administration, Cloud, Virtual Machines, Mantenimiento de bases de datos, Servicio de soporte técnico, Office 365, Microsoft Intune, Azure Active Directory, Microsoft Azure, Udemy
Experience

Server Engineer
Miami, Florida, United States
Responsibilities: 1. Server Infrastructure Design and Implementation: · Design, deploy, and configure server infrastructure to meet the organization's needs. · Install and configure server hardware, operating systems, and software applications. · Ensure compatibility and integration of new server systems with existing infrastructure. 2. Server Administration and Maintenance: · Monitor server performance, resource utilization, and system stability. · Perform routine maintenance tasks such as software updates, patches, and backups. · Troubleshoot and resolve server-related issues in a timely manner. 3. Security and Compliance: · Implement security best practices to protect server infrastructure from unauthorized access, malware, and other security threats. · Ensure compliance with relevant regulations and standards (e.g., GDPR, HIPAA) pertaining to server management and data security. 4. Virtualization and Cloud Technologies: · Manage virtualized environments using hypervisor technologies such as VMware, Hyper-V, or KVM. · Deploy and manage cloud infrastructure services (e.g., AWS, Azure, Google Cloud) to support organizational needs. 5. Performance Optimization and Capacity Planning: · Identify opportunities for performance optimization and scalability improvements in server infrastructure. · Conduct capacity planning to ensure adequate resources are available to support current and future needs. 2 / 2 6. Documentation and Knowledge Sharing: · Maintain detailed documentation of server configurations, procedures, and troubleshooting steps. · Share knowledge and best practices with team members to foster collaboration and skill development.

Database Administrator
Bogotá, Distrito Capital, Colombia
Management, maintenance, and monitoring of relational and non-relational databases, ensuring their availability, security, and optimal performance. Responsible for performing routine tasks such as backups, restores, updates, and basic optimization under the guidance of senior DBAs. Hands-on experience with SQL and query languages, monitoring tools, and applying best practices for data integrity and access control. Collaborate with development and IT support teams to resolve issues, implement improvements, and ensure the operational continuity of data systems.

Bilingual IT Analyst
Alberta, Canadá
Led the administration, support, and monitoring of all IT services for the Canadian office of Frontera Energy Corporation. Responsible for managing servers, Microsoft services, vendor coordination, IT security support, and datacenter operations. Actively participated in critical infrastructure projects, including datacenter relocation, UPS replacement, email migration, and domain migration. Provided key support during a ransomware incident, contributing to the company’s security response and recovery efforts. Hands-on experience in identity and access management, email services, SharePoint, and security services. Delivered consistent bilingual (English/Spanish) communication across internal teams and vendors, ensuring service continuity and successful project execution.

IT Analyst
Bogotá, Distrito Capital, Colombia
Hands-on experience with SQL and query languages, monitoring tools, and applying best practices for data integrity and access control. Collaborate with development and IT support teams to resolve issues, implement improvements, and ensure the operational continuity of data systems. Ticket management and Windows support

System Analyst
Bogota,D.C., Capital District, Colombia
Provided first and second-level support for the Ministry of Labor of Colombia, delivering technical assistance for government systems, applications, and infrastructure. Responsibilities included identity management through Active Directory, access control for shared servers, and general server support. Actively managed IT service requests and incidents through a ticketing system, ensuring timely resolution and high user satisfaction. Collaborated with internal teams to maintain the availability and functionality of critical public-sector platforms.

System Analyst
Bogota,D.C., Capital District, Colombia
Collaborated with the service desk team at Homecenter, providing technical support for end-users and resolving incidents through a structured ticketing system. Delivered effective troubleshooting for email services, Windows-based systems, and corporate applications. Ensured timely resolution of technical issues, contributing to operational continuity and user satisfaction across the organization.

Support Analyst
Bogota,D.C., Capital District, Colombia
Provided support in documentation and technical assistance for the telecommunications sector. Responsible for managing telecom equipment, handling corporate email and phone systems, and supporting virtual platforms. Actively contributed to IT support operations through ticket management, incident resolution, and user assistance. Ensured accurate documentation of processes and delivered reliable support across various communication and IT channels.

Systems Practitioner
Flores Ipanema
Colombia
Provided first-level support for Windows systems, RDP connections (Windows and Linux), and enterprise applications. Performed preventive and corrective maintenance on workstations and peripheral devices, including printing systems. Delivered efficient technical assistance to end-users, ensuring operational continuity and prompt resolution of system-related issues. Contributed to the overall performance and stability of IT infrastructure through hands-on troubleshooting and system monitoring.
Education
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