• MX -Actual Telecom ONIX ONIX O&M BSS Tasks & Responsibilities
• Creation and Review SQL Scripts using SQL-Plus and IDE PL-SQL for the execution, reviewing, and change data request by customer.
• Perform task under Linux and Unix environment in production and testing module to retrieve logs, execute shells and cron jobs.
• Monitoring production servers reviewing performance of CPU, Memory and Data traffic, review alarms in case of filesystems requested maintenance to secure proper performance.
• Perform Regression Testing or Rollback testing in production and testing environment of diversified modules of customer.
• Attending RAD meetings
• Stay in close contact with developers to ensure the best communication.
• Rapid Testing methodology Environment SQL-Plus, PL-SQL, Unix commands, Linux Commands, Oracle, Java, Unix, Linux, WebLogic.

• MX, 11/Apr/16 - Actual

Tasks & Responsibilities

• Review of development application in Java, using Net-beans and Eclipse software for different projects in telecom environment.
• Installation and administration of Linux boxes (Centos and Ubuntu versions) for voip services mainly.
• Installation and administration of Asterisk servers, PBX, sip and extensions configuration.
• Shell scripting development in KSH for task automation and configure cron jobs under Unix boxes. Environment RedHat, NetBeans, Java, JavaScript, Asterisk, Unix commands. Liverpool, MX, 6/Aug/15- 11/Jan/16 SysAdmi Tasks & Responsibilities
• Worked in production environment with IBM AIX server in the Unix team, installation, configuration, administration, with 300+ servers in two data centers in Mexico City.
• Virtualization of servers in AIX and SAN servers, configuration of virtual fiber and physical fiber channels according to customer request.
• Creation of Shell scripts and cron Jobs mainly in KSH and bash to automatize request by customers and other team areas of Liverpool.
• Used ticketing tools like remedy and service-now to report task.
• Virtualization using VMware software for installation of Linux and Windows machines. Environment Unix AIX, Shell Scripting, Storage Servers, Virtualization VMware. Citi-Banamex, MX, 1/Apr/14- 3/Jul/15 SysAdmin Tasks & Responsibilities
• Installation of Web-sphere on RPM format in Linux servers, to install Oracle software, and third party software request by customer for Citigroup, modify addresses and jvm parameters according to software specifications.
• Provide assistance and reports to supervisor of meeting of the projects with Ericsson's, America Mobil, Huawei, provide diagrams with specifications of status of the projects and feedback to supervisor.
• Instance reports, configuration and restarts of web-logic platform.
• Implementation of new Unix and Linux servers, to specific projects in Linux environment, migration under Unix and windows environment.
• Root Access using token codes tools to production and testing servers and DMZ zones for Citi.
• Changes and rollovers request under tickets asked by different areas, mainly on-line banking.
• Provide technical assistance and restarts web portals of Citibank Banamex Mexico on-line banking platforms in testing environment.
• Used Puppet in UAT environment for testing over 300+ servers clients connected to two main Puppet software to different client servers, configuration from source code and deploy diversify apps. to client servers via puppet.
• Retrieve logs using FTP tools, asked by different areas.
• Firewall configuration for Unix servers.

Environment WebSphere, Oracle, Unix (AIX, Solaris, HP-UX), Puppet, WebLogic. Official Recharge 5/Nov/11- 3/Jan/14

Responsibilities

• Official Recharge Project, initiation project in Dominican Republic for the installation and migration of Linux, Cisco and Genband server to data-center in Austin TX (On-ramp).
• Mount portal in Apache web-server to sell prepaid top-ups used T-Mobile, boost, virgin, H2O APIs, to provide different amounts to recharges of the top-ups.
• Portal was developed in Java responsible for updates to supervisor and provide technical solution with technical and development team in case to upgrading apis or modification of web-portal.
• POS administration provide technical support with new POS connection status and Sim-cards status of POS of Official Recharge.
• Creation of scripts to regroup information of customers and make automation scripts.
• Monitoring and reporting servers at data-center and web-portal performance.
• Used cloud services for migrations of Web Services portal from a physical server to virtual cloud servers.
• Tasks in data-center to changes and troubleshooting, Windows upgrades, services reviews in Windows Server, fiber connection fixes and provide reports of status of servers. Environment Unix, Cisco, Genband, Apache, Java.

• Review of development application in Java, using Net-beans and Eclipse software for different projects in telecom environment.
• Installation and administration of Linux boxes (Centos and Ubuntu versions) for voip services mainly.
• Installation and administration of Asterisk servers, PBX, sip and extensions configuration.
• Shell scripting development in KSH for task automation and configure cron jobs under Unix boxes.

• Roles & Responsibilities: Used Control-M and CA7 for work automation at Citigroup for automation jobs servers under Linux Unix and Solaris servers Used IIS and active directory for authentication process.
• Used Ruby and Java for automation tasked under Mysql servers (HP-UX, Solaris, AIX, RedHat and Linux) Experience with business continuity and updating using automation tools like bladeloginc and puppet.
• Installed Puppet master and agent under 500 + servers data-center production environment.
• Sybase and Oracle administration for daily jobs required bye Citigroup, set up parameters under Sybase to run cron and jobs to update catalogues and database used by Sybase DB system,
• Used Webshpere and Load Balancer BIG IP/F5 implementation servers for clustering, activate the current members and the member address, we used to configure virtual IP address and services, select pools and rules, we used for Weblogic and websphere application services, Admin of ppet for automation of 500+ servers at datacenter Banamex-Citigroup fusion. Run several command to check nodes, modify, list, save configurations.
• Test Assisting in the development and execution of system test and performance test plans, Installation of Unix, Linux, Solaris OS HP Servers Installed Nagios master and agent Used AWS and Rackspace and VMWare for testing purposes in large testing (300+) virtual web services.
• Used Puppet in UAT environment for UAT environment and testing, patching and updgrading servers HP-UX, Solaris, AIX, Redht and Oracle Linux.
• Used Bladelogic for automation server (BSA) for 10 servers in Unix and Linux deployment (compliance, patching config updates,
• Patching and administration on UAT environment in Mainframe using OS Unix, Linux, RedHat Linux Satellite, WebSphere, Weblogic, zVM reporting and troubleshooting tasks
• Implementation and administration of new Linux servers for project Oracle KYC (know your customer and financial services, including installation under Linux, base on websphere server) NFS tuning and LVM partition
• Python scripting for task request by Citigroup mainly for automated task and delivery scriptos for Testing and Production environment. Used VMware, VirtualBox, vSphere in Citigroup
• Team work with Development team IT Business Group and Production Team Script and shell configuration Configuration in WAS and Weblogic and Apache tuning and administration for Oracle Financial Services Project
• Analyze and resolve diagnostic problems on Sun, HP-UX, Solaris and AIX systems Oversee tuning and performance monitoring for UNIX/Linux workstations, servers, and peripherals
• Administer workstation configuration and connectivity to servers, databases, and applications
• Use Bladelogic for automating tasks under Unix and Windows servers Official Recharge