DUNIESKY VALENCIAGA: NETWORK & COMPUTER SYSTEMS SPECIALIST

Miami, FL 33176 Phone: 305-***-**** acqz1p@r.postjobfree.com SUMMARY

Professional with 16 years of experience in the field of IT, planning, installing, configuring and managing server infrastructure to achieve high availability and performance.

Create solutions that impact business growth, organizational development and computer systems.

Excellent relations with staff working around me, high level of responsibility, capable, teamwork, excellent analytical skills, fast learner which adapts easily to change and motivates labor challenges that will make him grow as a professional.

Good leadership skills and has the ability to guide and provide technical direction and supervision for a given project.

TECHNICAL SKILLS

LAN/WAN Management.

Network and Security

Management.

Active Directory, GPO and

Windows Services.

Web Hosting Management.

IT Support.

Systems Installation,

Configuration & Upgrading.

POS Systems.

VPN, VLAN, Firewalls.

Video Security Systems

Installation and Management.

Database Design &

Management.

Programming Web

Applications.

CMS Joomla.

PHP, HTML, CSS, Java Script,

JQuery, XML, VB.

PROFESSIONAL EXPERIENCE

Zeus Services Canary Island, Spain.

Computer Systems Specialist (2011– 2014): Technical Support. Systems & Network Administration. Web site & Systems development.

Task Performed:

Network administration (W Server 2003/12: GPO, AD, DNS, DHCP, FTP, IIS, FS, Exchange, Print Server).

Virtualization: VMWare ESXi, vSphere.

L1/L2 technical support to resolve daily network and computer issues for production environments.

Responsible for network evaluations, troubleshooting, and implementing software and hardware upgrades.

Installation, configuration and management of video surveillance systems.

Design and implementation applications for internal management of the company and its relationship with customers. In this application problems ranging from financially to control routes staff are solved. For this project we have used technologies such as PHP, JQuery, XML, JavaScript, MySQL, CMS Joomla). FARSOFT Canarias Canary Island, Spain.

Computer Systems Specialist (2009 – 2011): Technical Support L1/L2. Systems & Network Administration. Web site & Systems development.

Task Performed:

Management of several networks of our clients based on W Server 2008 (GPO, AD, DNS, DHCP, FTP, File Server, Mail Server, VMware, Print Server, etc.).

Technical support in LANs L1/L2 (User problems, Ticketing, Printer, VLAN, Firewall, Router, VPN, ADSL).

Attendance at POS terminals (Installation, Troubleshooting).

Domain registration, management hosting, SEO.

Development computer applications to solve problems in the business environment for many of our clients, both in intranet and internet (PHP, HTML, CSS, Java Script, MySQL).

Services Technical Assistance for "FARSOFT".

Web Booking Rent a Cars for "Tirma".

Access Control Enclosures for "Gymkhana".

Program Information Management Integrated Children's Centre. Telecommunication Company (ETECSA) Havana, Cuba

Systems and Network Administrator (2001 – 2008): Installation, configuration, migration and management systems and networks, (Data Center: 12 Server, Company: over 400 users and 300 PC), in a high availability environment. Roles and services. Server virtualization. Firewall. VLAN (Cisco). IT Support L1 / L2. Web application development.

Task Performed:

Provide Windows and Network administration (LAN/WAN/VPN/Wireless AP /VMware/VLAN), also manage

(AD/DNS/DHCP/FTP/Email Server).

Security Solutions (Firewall/WSUS/Antivirus).

Troubleshooting interconnect (LAN / WAN), switchers, routers, ADSL, VPN.

Management Systems Data Base (SQL Server, MySQL), performing the backup and maintenance.

Researched, recommended and implemented network enhancements that improved system reliability and performance.

Web application development to solve specific problems of the working environment. Telecommunication Company (ETECSA) Havana, Cuba

IT Support (1999 – 2001): Technical Support L1. Troubleshooting, installation of operating systems, computer maintenance, software packages, updates, printers, hardware, antivirus, remove spyware. Monitoring and resolution of incidents of users. IT Ticketing Systems. Structured cabling networks. Task Performed:

Installation and maintenance of structured cabling and interconnect several buildings insulated with the primary data center.

Performed diagnostics and troubleshooting of system issues, documented help desk tickets/resolutions, and maintained equipment inventory lists.

Resolution hardware and networking problems, purchasing new equipment as well as installation of operating systems and applications of them.

EDUCATION

Bachelor Degree: Automatic Engineer - Higher Polytechnic Institute - Havana, Cuba, 1999.

Postgraduate in Applied Computing - Higher Polytechnic Institute - Havana, Cuba, 2006.

Advanced computer and networks architecture – University of Las Palmas GC - Spain, 2011.

Development of multiplatform applications – University of Las Palmas GC - Spain, 2013.

Installation and configuration of video surveillance systems – University of Las Palmas GC - Spain, 2014.

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