Alberto Valiente

Experience

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  Telecom Personal Paraguay

  Jan 1998 - Jan 2000

  MSC/CMOS Engineer

  Monitoring and surveillance of a TDMA Network, diagnostic, follow-up and resolution of specific technical problems, general maintenance of Ericsson AXE-20/25 (BYB202 and BYB501).Support and administration of the TMOS (CMOS) Server, as well as its associated applications. Onsite training and support of internal personnel in the utilization of the CMOS platform and all of its associated applications for Fault Management, RBS integration, RF planning, configuration, preparation and analysis of statistical reports.Participation in the installation and configuration of CP upgrades, EC installation and configuration of procedures and processes in the CMOS Server.Preparation of statistical reports concerning the performance of the system, and its major components. Programming of measuring programs for cell and exchange traffic reports.Configuration of PCs, and related software packages such as Lotus Notes 4.6, Microsoft Office 97, WinFiol, Reflection 2 for Windows, KRS for Windows. Show less

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  Ericsson Mexico

  May 2001 - Nov 2002

  OSS Support/Solution Engineer

  Preparation of Pre-Studies and Functional Specifications for implementation of OSS interfaces to different network elements.Configuration and administration of the OSS for Fault Management, Configuration Management and Performance Management.Preparation, analysis and configuration of STS object types in the different network elements.Setup and configuration of statistical measurements for traffic and radio network performance reports, both manually and utilizing SMIA and SDM OSS application tools.Installation, configuration and administration of HP Open View server software for implementation of SNMP interfaces in OSS Server R8.1, R8.2 and R9.1.Onsite training of NOM OSS personnel in OSS-related applications, administration procedures and methods. Preparation of Training timeplan schedule, follow-up and implementation.Installation and configuration of Business Objects for Server and Client configurations. Show less

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  Ericsson US

  Nov 2003 - Jun 2004

  OSS Onsite Support Engineer

  Maintenance and administration of OSS RC1.1 and R10 NAED.Onsite support of OSS-related issues, versions RC1.1 and R10 NAED, as well as troubleshooting, diagnostic and follow-up of technical problems over the phone with internal customers.Preparation, analysis and configuration of STS object types in the different network elements.Preparation and configuration of statistical measurements for network performance reports, both manually and utilizing SMIA and SDM OSS application tools.Utilization of OSS R10 NAED and RC1.1 tools and applications for the improvement of the cellular network, such as CHA, CNA, PMR, RNO, SMO, PSA, Winfiol, Business Objects, NWSA, Sybase and UNIX scripts for data retrieval.Configuration and administration of the OSS for Fault Management, Configuration Management and Performance Management.Installation and configuration BO/NWS software, for Server and Client configurations. Show less

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  Senior OSS Support Engineer

  Aug 2004 - Jul 2005

  Cingular Wireless/AT&T Wireless

  Maintenance and administration of OSS RC2.1, RC1.1 and R9.1, as well as all of its applications, procedures and processes.Onsite support, troubleshooting, diagnostic and follow-up of technical problems over the phone with internal customers.Upgrade and installation of OSS CP and EC software, as well as emergency corrections.Troubleshooting, setup and configuration of recordings for STS data collection in APG40 nodes for NWS, Metrica and Watchmark.Utilization of OSS R2.1, RC1.1 and R9.1 tools and applications for the improvement of the cellular network, such as CHA, CNA, PMR, RNO, SMO, OPS, Winfiol, Business Objects, NWSA, Sybase and UNIX scripts for data retrieval.Configuration and administration of the OSS for Fault Management, Configuration Management and Performance Management.Installation and configuration of BO/NWS-related software, for Server and Client configurations. Show less

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  T-Mobile

  Sept 2005 - Mar 2006

  Senior OSS Support/ System Administration Engineer

  Logging and tracking of Customer Service Requests via Remedy, follow-up and resolution of OSS-related problems.Identification of problems, investigation, follow-up and resolution with Ericsson Tier 2/3 support team.Troubleshooting and resolution of OSS database configuration problems, as well as administration routines.Daily maintenance and administration of OSS RC2.1 and RC1.1, as well as all of its applications, procedures and processes.Onsite support, troubleshooting, diagnostic and follow-up of technical problems over the phone with internal customers.Upgrade and installation of OSS CP and EC software, as well as emergency corrections.Troubleshooting, setup and configuration of recordings for STS data collection in APG40 nodes for NWS and Metrica.Configuration and administration of the OSS for Fault Management, Configuration Management and Performance Management. Show less

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  Ericsson US

  May 2006 - Jul 2007

  WCDMA OSS O&M/Support Engineer

  Daily maintenance and administration of WCDMA OSS RC3, as well as all of its applications, procedures and processes.Troubleshooting and resolution of OSS database configuration problems, as well as administration routines.Identification of problems, investigation, follow-up and resolution with Tier 2/3 support team.Integration of RNC, RBS and RXI nodes into the OSS for Fault Management, Configuration and Performance.Onsite support, troubleshooting, diagnostic and follow-up of technical problems over the phone with internal customers.Utilization of WCDMA OSS RC3 tools and applications for the improvement of the cellular network, such as WRAN, RNC/RBS Element Manager, SMO, OPS, Sybase and UNIX scripts for data retrieval.Configuration and administration of the OSS for Fault Management, Configuration Management and Performance Management.Troubleshooting, setup and configuration of recordings for STS data collection in RNC/RXI/RBS nodes for NWS and Prospect Performance Tools. Show less

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  SeaMobile Inc.

  Aug 2007 - Dec 2007

  Senior OSS Engineer

  Onsite support, maintenance and administration of OSS RC4, as well as all of its applications, procedures and processes.Identification of problems, investigation, follow-up and resolution with Ericsson Tier 2/3 support team.Configuration and administration of the OSS for Fault Management, Configuration Management and Performance Management.Daily maintenance and administration of OSS RC4, as well as all of its applications, procedures and processes.Utilization of OSS RC4 tools and applications for the improvement of the cellular network, as well as Sybase and UNIX scripts for data retrieval.Preparation, analysis and configuration of STS object types in the different network elements.Preparation and configuration of statistical measurements for network performance reports, both manually and utilizing SMIA and SDM OSS application tools.General setup and configuration of sendmail in the OSS for external communication, as well as configuration of remote printers. Show less

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  Ericsson Puerto Rico

  May 2008 - Jul 2010

  Senior O&M OSS Engineer for GSM/WCDMA

  Daily maintenance and administration of WCDMA OSS RC6.2, as well as all of its applications, procedures and processes.Identification of problems, investigation, follow-up and resolution with Tier 2/3 support team.Integration of MSC, BSC, RNC, RBS and RXI nodes into the OSS for Fault Management, Configuration and Performance.Onsite support, troubleshooting, diagnostic and follow-up of technical problems over the phone with internal customers.Installation, setup and commissioning of Nokia OSS5.Utilization of WCDMA OSS RC6.2 tools and applications for the improvement of the cellular network, such as WRAN, RNC/RBS Element Manager, Winfiol, CNA, PMR, RNO, CHA, SMO, OPS, Sybase and UNIX scripts for data retrieval.Troubleshooting, setup and configuration of recordings for STS data collection in MSC, BSC, RNC/RXI/RBS nodes for NWS.Preparation and configuration of statistical measurements for network performance reports, both manually and utilizing SMIA and SDM OSS application tools.System administration, configuration and maintenance of ENIQ (Ericsson IQ) Performance platform. Show less

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  Ericsson Canada

  May 2011 - Sept 2012

  OSS Systems Support Engineer

  Customer phone/remote assistance for resolution of complex technical problems of LTE/WCDMA/GSM OSS systems of all versions for North American and Global customers. Troubleshooting and resolution of OSS database configuration problems, high availability, file system corruption, veritas, corba, java errors.Identification of problems, investigation, follow-up and resolution with Tier 2/3 support team.Integration of MSC, BSC, RNC, RBS and RXI nodes into the OSS for Fault Management, Configuration and Performance.Utilization and administration of WCDMA/GSM OSS RC tools and applications for the improvement of the cellular network, such as WRAN, RNC/RBS Element Manager, Winfiol, CNA, PMR, RNO, CHA, SMO, OPS, Sybase and UNIX scripts for data retrieval.Configuration and administration of the OSS for Fault Management, Configuration Management and Performance Management.Troubleshooting, setup and configuration of recordings for STS data collection in MSC, BSC, RNC/RXI/RBS nodes for NWS and ENIQ Performance Tools.Configuration and administration of ENIQ Server, backup and maintenance routines. Verification of data collection and available features.Netbackup configuration, testing and administration. Data recovery, installation and deployment.Preparation and configuration of statistical measurements for network performance reports, both manually and utilizing SMIA and SDM OSS application tools. Show less

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  Ericsson United States

  Jan 2013 - Mar 2014

  Senior OSS Engineer

  Configuration and administration of ENIQ Server, backup and maintenance routines. Verification of data collection and available features.Netbackup configuration, testing and administration. Data recovery, installation and deployment.Preparation and configuration of statistical measurements for network performance reports, both manually and utilizing SMIA and SDM OSS application tools.Customer phone/remote assistance for resolution of complex technical problems of LTE/WCDMA/GSM OSS systems of all versions for North American and Global customers. Troubleshooting and resolution of OSS database configuration problems, high availability, file system corruption, veritas, corba, java errors.Identification of problems, investigation, follow-up and resolution with Tier 2/3 support team.Integration of MSC, BSC, RNC, RBS and RXI nodes into the OSS for Fault Management, Configuration and Performance.Utilization and administration of WCDMA/GSM OSS RC tools and applications for the improvement of the cellular network, such as WRAN, RNC/RBS Element Manager, Winfiol, CNA, PMR, RNO, CHA, SMO, OPS, Sybase and UNIX scripts for data retrieval.Configuration and administration of the OSS for Fault Management, Configuration Management and Performance Management.Installation, setup and commissioning of Nokia OSS5. Show less

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  Ericsson Bolivia

  May 2014 - Jul 2014

  OSS Onsite Support for GSM/WCDMA/LTE Operations

  Customer phone/remote assistance for resolution of complex technical problems of LTE/WCDMA/GSM OSS-RC 13B version for Millicom Bolivia customers.Identification of problems, investigation, follow-up and resolution with Tier 2/3 support team.Integration of MSC, BSC, RNC, RBS, STN nodes into the OSS for Fault Management, Configuration and Performance.Troubleshooting and resolution of OSS database configuration problems, high availability, file system corruption, VERITAS, corba, java errors.Troubleshooting, setup and configuration of recordings for STS data collection in MSC, BSC, RNC, RBS, eRBS nodes for NWS and ENIQ Performance Tools.Configuration and administration of ENIQ Server, backup and maintenance routines. Verification of data collection and available features.Netbackup configuration, testing and administration. Data recovery, installation and deployment.Preparation and configuration of statistical measurements for network performance reports, both manually and utilizing SMIA and SDM OSS application tools.Installation, setup and configuration of Nokia Netact 8. Show less

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  Freelance

  Jan 2015 - Aug 2016

  System Specialist

  Supervision of the installation, setup and configuration of all IT equipment, such as PCs, notebooks, printers, scanners, video cameras and other for institutional use on a WAN/LAN environment, for improvement of the infrastructure, as well as the coordinated development, on time, of correlated activities.Deploy domain controllers using PowerShell.Management of user accounts, computer accounts, and groups.Performed Active Directory Migrations.Deployment and management of Certificate Services/Certification Authorities.Configure domain user desktop backgrounds.Manage domain workstations and servers with Group Policy and Active Directory.Apply GPOs to target OUs, users and/or computers.Windows 10 corporate upgrade on desktop PCs and laptops. Configuration, setup and administration of Windows (XP, Windows 7, Windows 8, Windows Server) and Linux servers and clients on a WAN/LAN environment.Installation, setup and configuration of Microsoft SQL Server 2008 and higher, MySQL 5.4 and higher.Administration of Web Servers (IIS, Apache).Setup and configuration of Microsoft Office, Open Office, Start Office software.Installation, configuration and administration of LAN services on Windows (several versions) and Linux (several versions) environments.Configuration of data and communication equipment such as hubs, routers, switches.Supervision and coordination of all IT system-related activities, including networking, as well as all technical aspects related to the daily activities.Participation in the process of acquisition of all hardware and software necessary in order to continue development of the internal infrastructure.Participation and coordination of technical teams for compliance of technical specifications and requirements, both internal and external.Participation and coordination of all technical work-related activities for compliance with daily requirements. Show less

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  H&R Block

  Jan 2017 - Apr 2017

  Product Support Specialist

  H&R Block online product and software Tier 2 technical support.Assist clients on the proper utilization of H&R Block's online products. Troubleshooting of technical issues via phone and chat sessions, assisting clients to complete their TAX preparation process.Verification of client's identity for tax return submission to the IRS.Installation and configuration of H&R Block software, different versions, via phone and chat, in the various available platforms, such as the different Windows and Mac operating system versions.Troubleshooting of software issues, as well as printing-related problems with remote clients.Follow-up with clients, related to return status, refund money, bonus refunds, as well as other tax-related activities.Follow-up with clients, related to return status, refund money, bonus refunds, as well as other tax-related activities.Windows and Mac operating systems installation, setup and configuration.Troubleshooting of technical issues, for software configuration, printing, scanning, emailing, faxing.Troubleshooting of firewalls, proxies, popup blocking, antivirus and anti-spam software.Configuration and utilization of Clarify ticketing system.Configuration and utilization of Kronos time tracking system. Show less

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  ScriptPro

  May 2017 - Jan 2019

  Application Support Specialist

  Deploy domain controllers using PowerShell.Management of user accounts, computer accounts, and groups.Performed Active Directory Migrations.Deployment of domain controllers and RODCs.Deployment and management of Certificate Services/Certification Authorities.Configure domain user desktop backgrounds.Manage domain workstations and servers with Group Policy and Active DirectoryApply GPOs to target OUs, users and/or computers.Remote troubleshooting, via phone and remote software (Bomgar), identification and resolution of technical problems related to hardware, software, peripheral devices, network connectivity, application configuration, installation and configuration for pharmacy clients.Installation, configuration and administration of LAN services on Windows environments.Supervision and coordination of all IT system-related activities, including, networking, as well as all technical aspects related to the daily activities.Tracking and follow-up of service reports in Siebel ticketing system.Troubleshooting of IVR issues, as well as setup and configuration of corresponding software.Troubleshooting and resolution of the SP pharmacy management system for script and claim approvals, inventory, and everything related to the pharmacy automation system.Tracking of known technical issues, documentation, research and creation of new software improvement requests for development teams at SP.Administration of remote access server, windows and application user access permissions as requested.Phone and chat support to pharmacy clients on all issues related to their pharmacy management systems, including ordering and shipping of parts, assignment of technicians to sites, coordination of parts and service delivery as needed with parts shipping and logistics. Kronos schedule and time tracking.Coordination with other SP technical support teams for routing to the corresponding support department for customer assistance. Show less

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  Freelance, self-employed

  Jan 2019 - now

  Systems Professional Consultant

  SCCM, Active Directory, Zscaler, large corporate environment support of users.ServiceNow for CMDB inventory update, ticketing creation, update, modification.Rack and stack of Cisco, Aruba, Dell, HP, Infinidat switches, servers, storage units, firewalls.Replacement of DIMMs, SSDs, storage units, BBUs, UPS units in Data Center racked equipment.Trouble ticketing systems tools and processes.Citrix, virtualization, VMware.Office 365, Intune, Windows.Desktop and application support and administration.Management of user accounts, computer accounts, and groups.Deployment and management of Certificate Services/Certification Authorities.Understand OU, Domain and Forest Design.Management Operations Masters.Perform Active Directory Migrations.Manage domain workstations and servers with Group Policy and Active Directory.Deploy Software to specific users or computers with Group Policy.Create & Secure Network Share Drives and publish them to Active Directory Users and Computers.Windows 10 corporate upgrade on desktop PCs and laptops.Installation, setup and configuration of switches, routers, printers, docking stations, and other peripheral devices in LAN/WAN environments.Configuration, setup and administration of Windows (XP, Windows 7, Windows 8, Windows Server) and Linux servers and clients on a WAN/LAN environment.Setup and configuration of Microsoft Office, Open Office, Start Office software.Installation, configuration and administration of LAN services on Windows (several versions) and Linux (several versions) environments.Installation, setup and configuration of data and communication equipment such as hubs, routers, switches.Supervision and coordination of all IT system-related activities, including networking, as well as all technical aspects related to the daily activities.Troubleshooting of ongoing technical problems, and collaboration with Tier 2 Support with trouble ticketing and follow up of issues remotely and over the phone. Show less