Harry Valencia Salas
Network and Security Engineer
Zurich
Summary
Results-driven Network Engineer with 12 years of expertise deploying and maintaining LAN and WAN infrastructure.
Dedicated technology professional with strong track record of accurately conducting system repairs and troubleshooting.
Offering exemplary planning, project management and communication talents.
Overview
15
15
years of professional experience
Work History
Senior Communications and Security Consultant
ANADAT TECHNOLOGY SL
08.2021 - Current
- - Management, Administration and Optimization of communication network infrastructure at all levels for On premise and Cloud (Azure) platforms.
- - Design, implementation and documentation of new network architectures and technologies: proof-of-concept pilots and projects.
- - Engineering and support N3 Communications and Security, currently working to implement a security event analysis tool SIEM (Elastic security).
- - Continuous and preventive maintenance to ensure good condition and operation of the network infrastructure -Data Center.
- -Maintenance of IP networks and control of network infrastructure documentation.
- - Administration and configuration of IP networks on routers and switches (Cisco Nexus 7K, 5K and 2K, Juniper EX, HP), firewalls (Cisco ASA, Juniper SRX, Fortigate) and load balancers (F5).
- - Administration and management of communications services (DNS, DHCP).
- - Multi-vendor equipment management: Cisco, Juniper, Fortigate, HP,
- Project design and documentation (HLD/LLD).
- Task automation: Ansible, Jenkins, Json.
- Technology strategy, evolution and improvements, analysis of new services. - - Interlocution with suppliers, manufacturers and supports.
- - Supervision, monitoring and dedicated service guards.
Communications & Security Technician
AVACCO TECHNOLOGIES IT
06.2019 - 06.2021
- Administration, management and monitoring of DataCenter infrastructure (Network Core) WAN, LAN, WirelessLAN (Cisco Nexus 5000, 7000, Catalyst 3950 Switches, Cisco 6800, CiscoWLC, Cisco Prime, Aruba and Meraki). SD-WAN.
- Support and technical management in the different phases of various projects: analysis and design, integration, engineering, network and technology transformation.
- Administration, configuration and technical support of Voice, Multimedia and Video conferencing architecture; VOIP, Cisco CUCM - UCCX - UNITY, Cisco Jabber, Cisco Umbrella, Polycom, Cisco Voice Gateway.
Cisco Wireless architecture management.
- Configuration and management of NAC access control tools (Aruba clearpass and Forescout) and Allot bandwidth managers.
- Perimeter Security architecture management and load balancing, (Security and access control, antispam, Firewall, IPsec and VPN encryption and tunneling), antiDDoS, IPS/IDS.
Technologies used: Checkpoint, Fortigate, PaloAlto Pulse Secure, Netscaler and F5. - Configuration and operational support for ContactCenter Services (Recording and Voice Screen). Technological solutions (NICE Solution and ALTITUDE).
- Design, Management and implementation of Migration Projects with the main operators and providers.
Proposals for technological improvement, report generation and preparation of technical documentation.
IP / SNA Communications Technician
SIA GROUP S.L
11.2012 - 05.2019
- Administration, configuration and management of WAN, LAN, WLAN, frame relay, MPLS, VPLS ISDN, ADSL, etc. networks. Network management systems (Cisco works, CACTI, Zabbix, Optiview).
Integrated network analyzer (Fluke networks progigabits probe) sniffer, wireshark. - Taking and analysis of protocols in incidents and new applications.
- Configuration and management of load balancers Cisco ACE, Netscaler, F5 VPNs, Cisco ASA and Radius ACS. Cisco Nexus N5K, N7K, N2k Fabric extender.
- Management of active and passive elements of LAN networks (switches, ports, structured cabling systems and fiber optic elements).
- Integration of IP telephony systems, and connection to mobile telephony networks.
- Performance analysis, consulting tasks with proposals for improvement in network design and architecture.
Security and access control, encryption and IPsec and VPN tunneling. - Configuration and incidents in VPN access services (DSL and UMTS).
Structured cabling systems (pds cat 5, 5e and 6). - zOS:
SNA/IP communications administration.
SNA and TCPIP installation, configuration and troubleshooting.
Enterprise Extender installation, configuration and troubleshooting.
Configuration, troubleshooting and management of EDITRAN file transfer product with IP protocol.
Network Engineer_Datacomm Huawei
DIGITEL INGENIERIA DE GESTION
07.2011 - 03.2012
- Identified issues, analyzed information and provided solutions to problems.
- Demonstrated strong organizational and time management skills while managing multiple projects.
- Ran errands and provided general office support in a professional environment.
- Proved successful working within tight deadlines and a fast-paced environment.
- Integration of new Huawei equipment in Telefonica's level 2 network (MAN), provision and configuration of OLT's and DSLAM's, including support for such deployment. Updating of SW version, patches and system files of Huawei equipment.
- Daily support to level 2 network services (VPLS, H-VPLS), general check of alarms, links, hardware, log review.
- Manage and resolve incidents of different levels (Hardware and network services), generate reports and technical documentation to Telefonica de España.
Develop management reports and SLA's. - Generate scripts for network optimization and maintenance. (perl ,javascript).
NETWORK AND COMMUNICATION TECHNICIAN
VANTURE CORPORATE GROUP
06.2008 - 02.2010
- Performed quality assurance on systems to confirm optimal performance.
- Collaborated with other technicians to troubleshoot and resolve technical issues.
- Manage and troubleshoot remote microcomputer technical issues, LAN network management, router configuration for various manufacturers and technical support for ADSL ADSL2+, VOIP, telephone.
- Management, peoplesoft enterprise database update, lotus notes, clarify. Configuration of mobile connections (GSM, 2G, 3G), management reports and administrative functions.
Education
NSE 4 Network Security Professional -
FORTINET NSE INSTITUTE.
01.2022
Systems Computer Engineering - Systems Computer Engineering
Universidad Politécnica De Madrid
Madrid, Spain06.2012
WINDOWS SERVER 2003 ADMINISTRATION - T.I
IBM
07.2010
REDES – CCNA SECURITY / CCNA VOIP – 400 horas] [MICROFORUM - undefined
ADMINISTRACION DE
2010
NETWORK ADMINISTRATION - CCNA - NETWORK ADMINISTRATION - CCNA
CENEC S.A
Madrid,Spain06.2009
Logistics And Customer Service -
FUNCATET
2005
Skills
- Tecnologías clave:
- Cisco (Nexus 7K, 5K, 2K), Juniper (EX4200, EX4300, EX4600), Cisco Catalyst (C2900, C3700, C3900, C4500, C3560), Dell (S4128F-ON), MELLANOX (2100), HP (5820, 2810, 6600, 5900), Juniper (SRX3600, SRX1500, SRX240), FW Fortinet (2500E), Cisco ASA (5545, 5585), Cisco Firepower, Balanceadores F5 Big IP (5250, 6900, 8900, AZURE), HP (A8800), JUNIPER (MX960), FortiDDOS 1500
- Otros conocimientos
- Redes y Servicios, Protocolos:
- TCP/IP,BGP,OSPF,EIGRP,RIP RDSI y Redes WIFI Modems, Routers, Firewalls, Switches Catalyst, Intranet y Extranet, Redes LAN y WAN Telnet, FTP Cisco, Juniper y Enterasys, Huawei, asterisk,Dlink , Cisco Nexus ,
- Security: Vpn, tacacs, radius , Ids, Ips, Ssh, PIX, ASA, Fortinet,Stongate,Paloalto, SIEM Elastic Security experiencia en configuración y gestión de sistemas NAC y PAM Análisis de Protocolos ,(Wireshark/Ethereal/TCPDump)
- Sistemas Operativos: Windows (95, 98, NT, 2000, 2003 Server, XP, Vista, 7),Linux, UNIX, AS400
- Balanceadores de Carga: Netscaler , Cisco ACE, A10 , F5
- Monitorización : HP open view, ciscoworks, NewTest, Zabbixx, Netcool Tivoli, Spectrum,CactiE,Z, Truview
- Herramientas de Gestión / Ofimaticas: HP-Service Activator , Vantive, Logos , SusoOffice, Microsoft power point, publisher
- Programación: Lenguajes: SQL ,C, C, Java, Visual Basic,Phyton
- Técnología Web: HTML, XML, Flash, Fireworks, Freehand,Cold Fusion,WML, JavaScript, Joomla
- Base de Datos: Administración de Bases de Datos Relacionales SQL Server, Oracle, Acces,
Accomplishments
- F y FortiDDOS 400B
- Tareas y responsabilidades:
- Gestión, Administración y Optimización de infraestructura de Red de comunicación en todos los niveles para plataformas On premise y Cloud (Azure)
- Diseño, implementación y documentación de nuevas arquitecturas de red y tecnologías: pilotos a modo de prueba de concepto y proyectos
- Ingeniería y soporte N3 de Comunicaciones y Seguridad, actualmente trabajando para poner en marcha una herramienta de análisis de eventos de seguridad SIEM (Elastic security)
- Mantenimientos continuos y preventivos para asegurar buen estado y funcionamiento de la infraestructura de red -Data Center
- Mantenimiento de las redes IP y el control de la documentación de la infraestructura de red
- Administración y configuración de redes IP sobre routers y switches (Cisco Nexus 7K, 5K y 2K, Juniper EX, HP), firewalls (Cisco ASA, Juniper SRX, Fortigate) y balanceadores de carga (F5)
- Administración y gestión de servicios de comunicaciones (DNS, DHCP)
- Gestión de equipamiento multi fabricante: Cisco, Juniper, Fortigate, HP,
- Diseño y documentación de proyectos (HLD/LLD)
- Automatización de tareas: Ansible, Jenkins, Json
- Estrategia tecnológica, evolución y mejoras, análisis nuevos servicios
- Interlocución con proveedores, fabricantes y soportes
- Supervisión, monitorización y guardias dedicadas al servicio
- Junio 2019- Junio 2021] [AVACCO TECHNOLOGIES IT] [Técnico en Comunicaciones y Seguridad]
- Cliente: Reale Seguros
- Administración, gestión y Monitorización de la infraestructura de DataCenter (Core de Red) WAN, LAN, WirelessLAN (Cisco Nexus 5000,7000, Switches Catalyst 3950, Cisco 6800 ,CiscoWLC, Cisco Prime, Aruba y Meraki)
- SD-WAN
- Soporte y gestión técnica en las diferentes fases de diversos proyectos: análisis y diseño, integración, ingeniería, transformación de las redes y tecnología
- Administración, configuración y soporte técnico de la arquitectura de Voz,Multimedia y Videconferencia; VOIP,Cisco CUCM - UCCX - UNITY,Cisco Jabber,Cisco Umbrella, Polycom,Voice Gateway Cisco
- Gestión de arquitectura Wireless Cisco,
- Configuración y gestión de herramientas de control de acceso NAC (Aruba clearpass y Forescout) y gestores de Ancho de Banda Allot
- Administración de la arquitectura de Seguridad Perimetral y balanceo de carga,(Seguridad y control de accesos, antispam, Firewall, cifrado y tunelización IPsec y VPN), antiDDoS, IPS/IDS
- Tecnologías utilizadas: Checkpoint, Fortigate, PaloAlto Pulse Secure, Netscaler y F5
- Configuración y soporte operativo para Servicios del ContactCenter (Recording and Voice Screen)
- Soluciones tecnológicas (NICE Solution y ALTITUDE)
- Diseño, Gestión y puesta en marcha de Proyectos de Migración con las principales operadoras y proveedores
- Propuestas de mejora tecnológica, generación de informes y elaboración de documentación técnica
- Noviembre 2012-Mayo 2019] [SIA GROUP] [Consultor Técnico en Comunicaciones IP / SNA]
- Cliente: Servicio Publico de Empleo (SEPE) sede central
- Administración, Configuración y gestión de redes WAN,LAN, WLAN, frame relay, MPLS, VPLS RDSI, ADSL, etc
- Sistemas de gestión de red (Cisco works, CACTI, Zabbix, Optiview)
- Analizador de redes integrado (sonda progigabits Fluke networks) sniffer, wireshark
- Toma y análisis de protocolos en incidencias y nuevas aplicaciones
- Configuración y gestión en equipos balanceadores de carga Cisco ACE, Netscaler, F5 VPNs, Cisco ASA y Radius ACS
- Cisco Nexus N5K,N7K, N2k Fabric extender
- Gestión de elementos activos y pasivos de las redes LAN ( Switches , puertos, sistemas de cableado estructurado y elementos con fibra óptica)
- Integración de sistemas de telefonía IP, y conexión a redes de telefonía móvil
- Análisis de rendimiento, tareas consultoría con propuestas de mejora en diseño y arquitectura de la Red
- Seguridad y control de acceso, cifrado y tunelización IPsec y VPN
- Configuración e incidencias en servicios de accesos VPN ( DSL y UMTS )
- Sistemas de cableado estructurado (pds cat 5, 5e y 6)zOS:
- Administración de comunicaciones SNA/IP
- Instalación, configuración e incidencias en SNA y TCPIP
- Instalación, configuración e incidencias en Enterprise Extender
- Configuración, Incidencias y gestión de producto EDITRAN de transferencia de ficheros con protocolo IP.
Languages
Spanish
Bilingual or Proficient (C2)
English
Intermediate (B1)
Timeline
Senior Communications and Security Consultant
ANADAT TECHNOLOGY SL
08.2021 - Current
Communications & Security Technician
AVACCO TECHNOLOGIES IT
06.2019 - 06.2021
IP / SNA Communications Technician
SIA GROUP S.L
11.2012 - 05.2019
Network Engineer_Datacomm Huawei
DIGITEL INGENIERIA DE GESTION
07.2011 - 03.2012
NETWORK AND COMMUNICATION TECHNICIAN
VANTURE CORPORATE GROUP
06.2008 - 02.2010
NSE 4 Network Security Professional -
FORTINET NSE INSTITUTE.
Systems Computer Engineering - Systems Computer Engineering
Universidad Politécnica De Madrid
WINDOWS SERVER 2003 ADMINISTRATION - T.I
IBM
REDES – CCNA SECURITY / CCNA VOIP – 400 horas] [MICROFORUM - undefined
ADMINISTRACION DE
NETWORK ADMINISTRATION - CCNA - NETWORK ADMINISTRATION - CCNA
CENEC S.A
Logistics And Customer Service -
FUNCATET
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