SUMMARY:

• 20 years of experience in the I.T field and more than 9 years hands on experience in system administration and I.T. management and consulting.
• College graduate with bachelor’s degree in Electronics and Communications Engineering.
• 10 years of experience in managing Windows Servers from Windows 2003 up to Windows 2012 R2.
• 2 years of experience in Linux installation, configuration and management.
• More than 5 years of service as a Tier 3 Support Engineer.
• Working with the development team whose contribution is to cover all the base foundation of the development which could be from a hardware/OS, AWS (cloud) or virtualized (VMWare or Hyper - V) sources.
• Proficient in systems and datacenter design and management - Windows, AWS, Virtualization
• Advanced skill in Active Directory, GPO, Exchange (2003 to 2013) and SQL administration.
• Very good management, configuration and troubleshooting skills on Windows, Linux (Unix), Networking (Cisco and Sonicwall), SAN, iSCSI, VOIP, Exchange, SQL, SharePoint, Hyper-V and VMWare, Dell and HP hardware and a lot of application programs.
• Very good management skills of virtual platforms such as Hyper-V and VMWare.
• Experience in ERP, CRM, EDI, POS Systems, Predictive Dialers, Interactive Voice Response systems and other high-level business applications.
• Pleasing, friendly and approachable Help Desk demeanor.
• Office 365 and AWS (Cloud) and other cloud applications migration, design and management
• AWS infrastructure design and management for our Dev Ops team.
• Data center design of the automated bus system of Boston Transit Authority. The platform was based on a clustered VMWare environment.
• Setup of IT infrastructure of a warehouse comprised of Domain Controller, Exchange Server, Terminal Server, SQL Server, Navision (ERP), EDI, Sonicwall, Sonicwall Spam Gateway, Symbol Access Points and Symbol Wireless Scanners.
• Multi office connection involving 4 retail stores, 2 showrooms and a main central office using Sonicwall Site-to-Site VPN.
• Multi site Active Directory and Distributed File System wherein 2 file servers are replicating between 2 sites.
• Created a VPN server using Windows 2012 R2 utilizing SSTP with a SSL . This VPN will be used solely to connect the client IVR to the office network for reporting purposes. On the client side, their serves will run a batch file that check if the VPN connection is up; else, it runs a command that establishes the VPN connection automatically.

SKILL:

HARDWARE: Dell and HP servers, Dell and HP SAS and iSCSI storage systems, SonicWALL, Cisco Security Appliances, Network and desktop printers, VOIP phones (specifically Polycom IP phones), desktop computers and laptops, Macs, iPad, iPhones and other mobile devices, layer 3 switches, routers and access points, retail store hardware and registers, Predictive Dialers, IVR systems.

SOFTWARE (OPERATING SYSTEMS): Windows Server OS and Windows Desktop OS, Ubuntu Linux, CentOS, Mac OSX

SOFTWARE (APPLICATIONS - SERVER): MS-Exchange, MS-SQL, Terminal Server, Symantec Backup Exec, Symantec Ghost, Symantec Endpoint Protection, Wireshark, Nagios

SOFTWARE (APPLICATIONS - DESKTOP): MS-OFFICE, Adobe Acrobat and CS Suite, remote control programs

CLOUD APPLICATIONS: AWS, Office 365, Cloud Backup

TECHNOLOGY: Active Directory, IIS, GPO, PowerShell, Windows Server Update Services (WSUS), Windows Deployment Server (WDS) Distributed File System (DFS), TCP/IP, WAN, LAN, MPLS, VPN, VLANs, RADIUS, VOIP, Network Policy Server (NPS), Remote Desktop, VMWare, Hyper-V and Cloud Computing

OTHERS: Project management and planning, cost analysis, vendor management, equipment procurement, asset inventory, helpdesk, disaster recovery, IT infrastructure design and migration, and Sarbanes-Oxley and PCI compliance

WORK EXPERIENCE:

I.T. Administrator

Confidential

Responsibilities:

• AWS design and management - EC2, VPC, IAM, ELB, Elastic Beanstalk, RDS, S3, CloudFront, SNS, CloudFormation, Lambda, CloudWatch and WAF.
• Lead I.T. person overseeing the whole I.T. infrastructure of multiple Windows servers of different versions (Windows 2003, Windows 2008, Windows 2008R2, Windows 2012 and Windows 2012 R2) in a windows domain environment.
• Actively managing the Active Directory, GPO, DNS, WINS, DHCP, Firewall, Cloud Backup, SAN, VOIP system, VLAN and VPN of the whole company.
• Hyper-V and VMWare server farm management and SAN administration
• Closely tied to the development team, I provide the design/build the base platform for the project and all the I.T. needs that come along the entire DevOps process.
• Primary Pre and Post Technical Support person in charge of assisting customers with their UDI IVR servers.
• Systems and datacenter design and implementation for our clients mostly transportation departments of major cities through VMWare, VCenter, SAN and MS SQL Cluster.
• Installation and management of our Ubuntu Linux environment that hosts our OSRM (Open Source Routing Machine) and Apache server.
• Other I.T management functions such as asset inventory, vendor management and project management.

Confidential

I.T. Consultant

Responsibilities:

• Working as an independent I.T. consultant to small and medium size businesses doing mostly migration, fresh network and system setup and administration of Windows domain, Firewall, TCP/IP network, Active Directory, GPO, RDP server, DNS, VPN, Hyper-V servers, Cloud Backup, Trend Micro Worry Free enterprise anti-virus, and VOIP systems of all my clients.
• Setup and managed multi sites connection between multiple offices through MPLS or site-to-site VPN.
• Administration of multi-site retail stores and setup and administration of Retail Pro stations, security cameras, people traffic counters.
• Currently working for clients during my off hours and weekends.
• Managed all I.T. related projects of my clients including WiFi infrastructure upgrade, setup of new retail stores, setup of new Avaya phone system and setup of new telemarketing predictive dialer system.

I.T. Manager

Confidential

Responsibilities:

• Sole I.T. person who oversees the whole I.T. infrastructure of a Windows domain, a big TCP/IP subnet and about 80+ workstations, 10 servers and 5 offices connected via MPLS.
• Actively managed the Active Directory, GPO, DNS, WINS, DHCP, Terminal Server, Sonicwall, Symantec Backup Exec, Symantec Endpoint Protection, Dell SAN, VOIP system, VLAN and VPN of the whole company.
• Primary person who supported and managed our telemarketing predictive dialer application.
• Performed other I.T. management functions such as project management, asset inventory and vendor management.

System Administrator

Confidential

Responsibilities:

• Acted as the system administrator for the whole I.T. infrastructure, including but not limited to, Windows servers, Sonicwall, Terminal Server, DNS, DHCP, TCP/IP network, Active Directory, GPO, Dell switches, Symantec Backup Exec, Symantec Endpoint Protection, Dell SAN, client workstations and VOIP phone system.
• Jira administration
• Managed all I.T. related projects.
• Asset inventory and vendor management

I.T. Manager

Confidential

Responsibilities:

• Sole I.T. person who oversees the whole I.T. infrastructure of about 50+ workstations, 14 servers, 11 firewalls and 8 POS all within the corporate office and remote sites including the retail stores, all connected through site-to-site VPN.
• Actively managed the Active Directory, GPO, DNS, WINS, DHCP, Terminal Server, Sonicwall, VOIP system, Dell SAN, Symantec Backup Exec, Trend Micro enterprise anti-virus, VLAN and VPN of the whole company.
• Setup and management of multi-site WAN that includes the corporate office, 3 2 showrooms and 6 retail stores.
• Setup and administration of Retail Pro stations, security cameras and people traffic counters for all the retail stores.
• Managed all I.T. related projects including ERP, company website and SOX and PCI compliance.
• Performed other I.T. management functions such as project management, asset inventory and vendor management.

I.T. Specialist

Confidential

Responsibilities:

• Senior I.T. Specialist who took care of the whole I.T. infrastructure and managed all I.T. equipment and application software including Windows servers, SQL server, Exchange server, Active Directory, GPO, Sonicwall, Symantec backup exec, Symantec anti-virus, VLAN, VPN, DNS, DHCP and phone system.
• Managed I.T. related projects specifically EDI and ERP special projects.