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Work experience


IT Team Leader

Elephanttalk Communications

Manage and lead an international team of IT Engineers in charge of new deployments, designs, maintenance of IT infrastructure for GPRS Core Networks, approached to IP networks, virtualization, storage and OS automation with responsibility in delivery of IT services related to infrastructure towards customers both internal and external.

Last projects

  • I+D about products/tools/designs and best practices to improve infrastructure delivery in terms of performance and costs, approached to customer expectations in terms of costs, performance, availability, resiliency and growth margins.
  • Design and control the deployment of a global and  automated IPAM tool. 
  • Standardize GPRS and Voice Networks deployments about our business, to achieve "product templates". 
  • Design and execution of first Cloud Infrastructure Model in the company, hosted in external cloud provider. Connection of new cloud provider with the rest of the company infrastructure.
  • Improvements in processes internals in the team and also in the communication with more departments.
  • Maintenance of an international network deployed in several countries.
Jun 2014Oct2015

IT/IP Network Engineering  

Elephanttalk Communications

Design, implement, build and maintain infrastructure to host GPRS and Backbone networks in MVNE-MVNO business. Turning company towards Cloud/Virtual models.

Last projects

  • Migration of Netherlands infrastructure for GPRS from Legacy equipment and design to a  newer and fully redundant network.
  • Improvements and replacements about Spain GRPS infrastructure, consolidating functions in network devices to reduce costs without compromise service delivery.
  • Deployment of monitoring systems
  • Design network infrastructure for opportunities for new customers. Delivery of several designs considering subscribers, throughput, availability (local or georedundant).  Build BOM's..
Dec 2011Jun2014

Network Engineer


In the Engineering department, leading projects about improvements in current equipment, designing and planning new technologies and devices, migrations and infrastructure growth. Managing and maintaining over 250 networking nodes.

Last projects

  • Designing and installing secondary Datacenter in Madrid (hosted by external DataCenter)
  • Analyze and define improvements on BGP Policy and connectivity to Internet from Madrid and Barcelona.
  • Defining communications DCI BCN-MAD (both public/private)
  • Define, design and install Out of Band Networks for Management at primary and secondary DC.
  • Projects from the public sector.
  • Interconnecting Cloud/Virtual environments with the physical world. Hybrid environments.
  • Install and define deployment of Network Monitoring Tools for infrastructure.
  • Migrating AAA system for WAN and Corporate connections.

Futhermore supporting networking tasks inside Engineering department.

    Feb 2007Dec 2011

    Network Technician


    PostSales Networking on customer projects, incidence resolution and customers maintenance and our infrastructure, related to:

    • Installation and migration SOHO and SME customers
    • Connecting customer remote/central sites VPN/GRE
    • Routing
    • Firewalling
    • Switching
    • High Availability
    May 2005Mar 2007

    IT support

    CRC Corporacio Sanitaria
    • Administrator of Windows/Linux/Telephony/Cisco devices
    • IBM iSeries operation
    • IT monitoring (sys and net) infrastructure 
    • User support
    Sep 2004May 2005

    IT support

    • iSeries operation
    • Sysadmin
    • IT general support to users

    Service Delivery Support

    • Supporting service delivery at territorial location about data and voice services
    • Internal formation to territorial users.

    Several Temporary Employments


    Several basic maintenance jobs in a Sports & Leisure center while studying at University


    Network Protocols
    Routing: OSPF, EIGRP, RIP, MP-BGP Switching: STP, RSTP, MSTP, VTP HA: HSRP, GLBP, VRRP Security: Radius, Tacacs, GRE, IPSEC, VPN Others: Stacking Cisco, NAT, IPv6, VRF, OTV, 802.1q, LACP, vPC, MQC QoS, VMware

    Cisco UCS Blade Chasis Dell Blade Chasis M1000e IBM Blade Chasis

    Network Devices

    Cisco Catalyst 6500, 3750X, Blade Switches for IBM and Dell 3130X Cisco Router ASR1k, 19xx/18xx, 29xx/28xx Cisco Nexus 5k, 2k, 1kv Cisco UCS FabricInterconnect Cisco PIX, ASA y FWSM Huawei Secospace 5500



    Jul 2013Jul 2016

    CCNP Route

    Jul 2010Jul 2013