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Antonio HerediaAH

Antonio Heredia

IT Field & Onsite Support Company | L1 & L2

€420/day
Sevilla, ES
15+ years

Average response time: 1 hour

About Antonio

SISTELIN is a Seville-based IT services company providing onsite and on-demand Level 1 and Level 2 support for corporate and retail environments.

We specialize in IT field services, incident escalation support, hardware replacement, network and WiFi troubleshooting, and hands & eyes services. Our team is used to working under SLA environments and coordinating with remote NOC teams and international vendors.

Coverage area: Seville, Spain only.
Availability for on-call and on-demand interventions.
  • Spanish

    Native or bilingual

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

Experience

  • Sistelin S.C.
    IT Field & Onsite Support Company | Level 1 & 2 | Seville, Spain
    TELECOMMUNICATIONS
    March 2010 - Today (16 years and 3 months)
    Sevilla, Spain
    SISTELIN is a Seville-based IT services company providing onsite and on-demand Level 1 and Level 2 support for corporate and retail environments.

    We specialize in incident escalation support, hardware replacement, network and WiFi troubleshooting, and hands & eyes services. Our team is experienced in working under SLA environments and coordinating with remote NOC teams and vendors.

    Coverage area: Seville, Spain only.
  • Empresa: SISTELIN Servicios Tecnológicos Integrales
    IT Field Engineer / Network Technician
    TELECOMMUNICATIONS
    April 2003 - Today (23 years and 2 months)
    Sevilla, Spain
    Field IT engineer specialized in onsite interventions, network troubleshooting and hardware maintenance.

    • Installation and replacement of network equipment (routers, switches, firewalls)
    • Smart hands & eyes services for international clients
    • Rack & stack, cabling and infrastructure work
    • Hardware replacement (servers, PCs, POS systems)
    • Fiber optic deployments and troubleshooting
    • Remote support and coordination with NOC teams

    Experience working with international providers and strict SLAs.
    Smart Hands Rack & Stack Network Troubleshooting

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Education

  • IT Field Engineer (Self-taught / Professional Experience)
    Professional Experience / Self-taught
    2003
    Practical training and continuous learning in IT systems, networking and infrastructure through real-world projects. Hands-on experience in: • Network infrastructure (LAN/WAN, VLANs, routing & switching) • VPN configuration (WireGuard, OpenVPN) • Mikrotik and Cisco devices • Fiber optic installations • Server maintenance and hardware diagnostics • Data center support and smart hands services Ongoing professional development through field work and technical deployments.

Skill set

Categories