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Luis RamirezLR

Average response time: 1 hour

Freelancer profile translated to English.
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About Luis

Systems Administrator and IT Support with extensive experience in corporate environments.
Specialized in N1/N2 IT support, Windows and Linux systems administration, user and device management, incident resolution, and IT infrastructure maintenance.

Accustomed to working in demanding corporate environments, both on-site and remotely, ensuring service continuity, system stability, and efficient user support.

Available for specific tasks, hourly support, or short-term projects, compatible with current professional activity.
  • Spanish

    Native or bilingual

  • English

    Conversational

Can work on-site
Madrid (up to 50km)

Experience

  • BUSINESS INTEGRATION PARTNERS CONSULTING IBERIA SL.
    IT Support / Systems Administrator
    October 2022 - Today (3 years and 8 months)
    Madrid, Spain
    • • Corporate IT support to users in business environments, both on-site and remotely.
    • • Management and maintenance of Windows and Linux systems in a corporate environment.
    • • Management of devices and users in Cloud environments.
    • • Management of N1 and N2 incidents and requests through Service Desk, ensuring response and closure times.
    • • User support for teleworking and in different company locations.
    IT support Active Directory Microsoft 365 Business remote support IT Infrastructure
  • Organismo público – Sector Defensa
    IT Support Technician
    July 2007 - July 2021 (14 years)
    Caracas, Capital District, Venezuela
    • • Professional evolution from IT Support to Head of the ICT Office, progressively assuming greater technical and coordination responsibilities.
    • • Technical support to end-users and management of N1 and N2 incidents and requests in corporate environments.
    • • Administration of Windows and Linux systems (Ubuntu, Debian).
    • • Management, maintenance, and optimization of the IT infrastructure and computer equipment.
    • • Management of LAN networks, routers, switches, and structured cabling.
    • • Implementation and administration of virtualization environments (Proxmox, VirtualBox).
    • • Installation and maintenance of database services and server applications.
    • • Network administration and perimeter security using pfSense.
    • • Basic task automation using Bash scripting.
    • • Coordination and supervision of specialized technical support to users.

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Education

  • Computer Engineering
    Dr. Federico Rivero Palacios University Institute of Technology Venezuela
    2018
    Ingeniería en Informática
  • University Technical Degree in Computer Science
    National Army University Institute of Technology Venezuela
    2007
    Técnico Superior Universitario en Informática

Skill set

Categories