Wilson Enrique Hernandez

vEPC Team leader at TechMahindra Americas Ltd
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Contact Information
us****@****om
(386) 825-5501
Location
Cali, Valle del Cauca, Colombia, CO
Languages
  • English Professional working proficiency
  • Dutch Elementary proficiency
  • Spanish Native or bilingual proficiency

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Ankur Khetarpal

Wilson has a very strong IP background. I’ve worked with him for 2 yrs in Digicel. He has strong IP knowledge and troubleshooting skills which helped to resolve lots of outstanding issues.

George Herbert

I had the pleasure of working with Enrique during his stint as Senior PS Core consultant with Digicel on the Barbados MAKO project. Not only is Enrique very personable, he is a joy to work with, always with a smile and eager to help. His high conscientiousness and collaborative nature enables progress to be steady no matter the obstacle. A humble professional with a growth mindset, who I highly recommend.

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Credentials

  • Wireless Communications for Everybody (Coursera)
    Yonsei University
    Jul, 2020
    - Nov, 2024
  • Project Management Professional (PMP) - 35 hrs
    Pluralsight
    Jun, 2020
    - Nov, 2024
  • Ultimate AWS - Certified Solutions Architect Associate 2020
    udemy
    May, 2020
    - Nov, 2024
  • VMware vCloud Director Essentials
    Pluralsight
    May, 2020
    - Nov, 2024
  • CCNP - Cisco Certified Network Professional
    Cisco
    Apr, 2016
    - Nov, 2024
  • JNCIA-Junos - Juniper Networks Certified Associate
    Juniper Networks
    Nov, 2012
    - Nov, 2024
  • CCNA - Cisco Certified Network Associate
    Cisco

Experience

    • vEPC Team leader
      • Aug 2020 - Present

      Fully dedicated for ALTAN Redes MEXICO. Main tasks: • Monitoring and Health Check of the Affirmed Mobile Core network - 24x7 • Managing a team of 3 vEPC Engineers (off-shore team based in India). Distributing shifts with my team to fully cover 24x7 • KPIs monitoring from the Mobile Packet Core • Troubleshooting Tier 2/3 of vEPC elements • Follow up on the failures and CR cases opened with vendors (Affirmed, Juniper, HP mainly) • Planning and Execution of MW to the vEPC elements • Request of HW replacements and Spare parts when needed • Elaboration of RCA reports after finalizing a CR ticket • Design of improvements and Optimization of the vEPC Affirmed networks. Show less

    • Spain
    • Telecommunications
    • 1 - 100 Employee
    • Senior PS Core Engineering Consultant (Per request)
      • Jan 2020 - Mar 2020

      Pilot Project for ORANGE SPAIN, mainly to integrate ZTE RAN nodes into the Ericsson PS Core network. • Integration for ZTE RAN nodes (BSCs, RNCs and eNodeBs) for Zaragoza and Bilbao into all the Ericsson MME-SGSNs (x 7) Orange Spain Mobile network. • Troubleshooting 2G/3G/4G PS Core networks. • Troubleshooting with RAN/RF teams on issues related any 2G/3G/LTE nodes • Integration of VoLTE Roaming international. • Auditing network node configurations for roaming partners integrations. IB and OB Roamers. • Leading knowledge transfer sessions with packet core teams from various markets/countries of responsibility. • Recording and archiving project related documentation Show less

    • Jamaica
    • Telecommunications
    • 700 & Above Employee
    • Senior PS Core Engineer Consultant - Designer and Integrator of LTE - WCDMA - GSM
      • Dec 2017 - Dec 2019

      MAKO project for Digicelgroup in Caribbean (Barbados, Jamaica & Dutch Caribbean) and South Pacific markets (PNG, Fiji, Samoa, Vanuatu, Tonga)•Assuming Project Management (PM) duties as necessary – locally based arm of the Program Manager. Technical lead for several markets simultaneously•Management of 3rd party vendors – logistics, resourcing, technical competence & deployment, quality, time, cost, scheduling•During Migration process needed to manage in parallel both E// and Affirmed vEPC•Planning, execution, and integration of new packet core with existing network•Planning and executing migrations from existing packet core E// to new PS core AFF network. i.e. RAN migration into new PS core, APNs, HSS and eDNS migrations•Designing the integration of HSS, SGSN/MME, GGSN/SGW/PGW, PCRF, iDNS, eDNS and AAA to the live network•Lead and execute MWs as required from market•Leading RS core project installation and migration of Affirmed Networks NFVI Evolved Packet Core•Executing capacity planning of packet core nodes based on projections of the resources and license utilization•Executing ATPs (Acceptance Test Procedure) & securing approval of new Affirmed Network virtualized platform•Monitoring the health of Packet core nodes for Ericsson and Affirmed Networks virtualized solution.•Auditing network node configurations for roaming partners integrations. IB and OB Roamers•Auditing eDNS configurations for roaming integrations (2G/3G and LTE)•Troubleshooting 2G/3G/4G PS Core networks•Troubleshooting with IP-FW, IPRAN team when issues are raised related to internet & Corporate APNs, IPX, GRX, Diameter links and other mobile network entities•Troubleshooting with RAN/RF teams on issues related any 2G/3G/LTE nodes•Troubleshoot signaling issues, identifying problems and proposing corrections•Planning and executing configuration of roaming LTE services on related PS Core node•Leading knowledge transfer sessions with PS core teams•Archiving project related docs Show less

    • IP, Packet Core & Security Engineer
      • Mar 2011 - Nov 2017

      •Responsible for the design, installation and support of all IP/MPLS & MPBN network based systems to support the technical operations of the business.•Daily troubleshooting of Packet Core cases that requires the management and administration of the main nodes SGSN and GGSN, PGW. •SGSN Rev R1, 2012A, Platform MKVI, GGSN Rev R5, 2010, Platform M-120•Daily Troubleshooting inbound/outbound Roaming issues.•SGSN and GGSN KPIs analysis.•Sandvine Intelligent Broadband network PTS, SRP, SDE administration and creation of basic Sandscripts when needed.•Sandvine – Network demographics reporting for analysis.•Responsible for the development, operation, configuration, implementation and maintenance of all IP & MPBN based systems, which include Cisco devices, Redback routers, extreme Switches to ensure their high availability.•Checkpoint/Juniper firewall policy management, IP traffic management utilizing VLANs and routing protocols (OSPF, BGP), also DNS, and NTP applications.•Perform all required software and hardware upgrades for above mentioned systems and services•Provide proactive support of WAN data and voice links (VSAT, leased lines) to provide 100% availability of all IP services, including VoIP, ITP (SS7 over IP) and internet, and to ensure continued connectivity to other Digicel locations and external parties.•Ensure adherence with IP Security Group (Jamaica).•Monitor and maintain connectivity to Digicel’s (ISP)•Keep accurate and timely documentation of all network events, system configuration, preventative and corrective maintenance schedules and IP administrative policies and procedures•Ensure that the DC markets group of islands continue to operate on secure LAN/WAN with the implementation of VPN technologies and firewall policy management•Provide backup support for all IP & GPRS services•Follow up with vendor’s tickets Ericsson (incl. Redback & Extreme), Cisco, Checkpoint, Juniper, Sandvine. Show less

    • IP & Security Engineer
      • Oct 2008 - Feb 2011

      •Responsible for the design, installation and support of all IP network based systems to support the technical operations of the business.•Relevant work experience with a telecom communications equipment vendor or service providers in configuring, monitoring and troubleshooting IP/MPLS networks.•IPRAN and MPLS experience•Design all IP numbering and addressing schemes. Development, Configuration and Implementation of IP based systems•Coordination of IP related work and projects•Responsible for the operation and maintenance of all IP based systems, which include Cisco network devices to ensure their high availability•Checkpoint/Juniper firewall policy management, IP traffic management utilizing VLANs and routing protocols (OSPF, BGP), also DNS, and NTP applications•Perform all required software and hardware upgrades for above mentioned systems and services.•Provide on-call support for after hour outages & planned works•Develop and schedule preventative and corrective maintenance policies and procedures, such as regular backups, hardware/software upgrades•Ensure that Dutch Caribbean (Aruba, Bonaire and Curacao) markets group of islands continue to operate on secure LAN/WAN with the implementation of VPN technologies and firewall policy management•Provide proactive support of WAN data and voice links (VSAT, leased lines) to provide 100% availability of all IP services, including VoIP, ITP (SS7 over IP) and internet, and to ensure continued connectivity to other Digicel locations and external parties•Ensure adherence with IP Security Group (Jamaica)•Monitor and maintain connectivity to Digicel’s (ISP)•Provide backup support for all IP services•Keep accurate and timely documentation of all network events, system configuration, preventative and corrective maintenance schedules and IP administrative policies and procedures•Monitor IP based systems for continuous improvement and advice to IP&IT Manager•Follow up with vendor’s tickets (Cisco, Checkpoint. etc) Show less

    • Hospitality
    • 1 - 100 Employee
    • Network Administrator
      • Jun 2001 - Dec 2007

      Network Administrator Network Administrator

    • Colombia
    • Higher Education
    • 700 & Above Employee
    • Computer rooms Operator - Universidad Javeriana
      • Jun 1998 - Jan 2000

      Operator of computer rooms of the University. Operator of computer rooms of the University.

Education

  • University of the Netherlands Antilles
    Bachelor, Computer Science
    2000 - 2005
  • Cisco Networking Academy
    CCNP - Cisco Certified Network Professional, IP Routing, Switching & Troubleshooting
    2013 - 2016
  • JUNIPER NETWORKS
    Juniper Associate, JUNOS
    2012 - 2015
  • Cisco Networking Academy
    CCNA, Cisco Certified Network Associate
    2009 - 2009
  • Pontificia Universidad Javeriana
    three semesters Systems Engineer, Systems Engineering
    1998 - 1999

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