Tech Support Operations Technician
Resume:
*****.*.******@*****.***
https://www.linkedin.com/in/henry-olivas-3654a9a6/
Somerton, AZ 85350
Henry Olivas
Objective
To obtain a challenging internship in the field of telecommunications.
Experience
2021/04 to 2022/11 T-Mobile Remote Worker
Network Design Engineer II
Work in the Network Design IMS Access team (P-CSCF).
Install and validate new software releases for the Ericsson SBG equipment (P-CSCF) in the lab environment.
Use of Spirent landslide, NetScout (nSI) and Wireshark tools to collect call flows logs used during the validation process.
Install and validate software patches in lab environment.
Good understanding of TCP, UDP, SIP and1 Diameter protocols.
Good understanding of RAN, Core, and IMS Network topologies for LTE and 5G Networks.
Good understanding of Linux Redhat systems.
2014/11 to 2021/03 Sprint Overland Park, KS
Network Design Engineer II
Member of Network Device Integration Team.
Prepare Monthly reports for devices Network performance on 5G/LTE/EVDO/3G1X,
Collect drive data from network elements to evaluate new phones. functionalities.
Use of tableau Desktop and Tableau server to prepare performance reports.
Work with phones vendors to troubleshoot and resolve Phones performance.
Prepare analytics reports for upper management presentations.
Good understanding of QXDM and XCAL tools.
2012/08 to 2014/11 Sprint Overland Park, KS
ND SDC Implementation RF Engineer II
Production Implementation.
Service Readiness Testing.
Post Implementation Development Support.
Support the Sprint Direct Connect (SDC) Inter-Operability Testing (IOT) lab testing for SDC on 1X, EVDO, eHRPD, and LTE.
Support Sales and NTAC EMS SDC teams.
Prepare SDC testing procedures using QXDM tool.
Analyze SDC production issues and provide high level reports.
Work with OEM vendors to provide software patches.
Perform drive testing on production networks to validate OEM software fixes on 1X, HRPD, and eHRPD and LTE technologies.
Perform Root cause analysis for software or configuration defects on CDMA RAN and LTE Core.
Use of NetScout Tool, Wireshark, Qualcomm QXDM for Lab and production troubleshooting.
2011/12 to 2012/07 World Link Inc Overland Park, KS
Sr. Tech Support Engineer for Samsung Systems
Provide Tier II Tech support to our customers Sprint/Ericsson Management Services (EMS) for Samsung WSS, MGW, BSC, BSM, BSC, MMBS, and RRH.
Write procedures to perform troubleshooting activities for Samsung RAN and Core elements.
Develop Perl scripts to monitor BSC/MMBS performance.
Support EMS NTAC and field operations on troubleshooting and fixing RAN and Core issues including Cisco equipment.
Mentor team members.
Interact with several Samsung internal teams to provide resolution to software and hardware issues that occur in the Samsung system.
Well acknowledge of the following protocols IOS, SS7, IS-41, IS-2000, EVDO Rev 0 and Rev A.
2011/03 to 2010/07 Blue Telcom Inc Lenexa, KS
Lab Test Engineer for Samsung RAN
Worked to setting up the Samsung RAN configuration at the Sprint STIC Lab.
Perform RAN test cases in conjunction with the customer Sprint.
Perform software upgrades on BSM, BSC, and MMBS.
Validate software fixes on BSM, BSC, and MMBS.
Worked on installing and testing new BSM, BSC, MMBS and RRH.
Collect data logs for different calls scenarios using the QUALCOMM tool QXDM and Wireshark.
Worked in configuring the handsets to execute test scenarios.
2009/10 to 2010/06 Ericsson Services Inc Phoenix & Yuma, AZ
Switch/Field Operations Technician III
Perform the operation and maintenance of the Motorola IDEN and Nortel CDMA BTSs
Perform the 911 drive testing with Local and State Law Force Agencies.
Worked with RF engineering to resolve Motorola IDEN and Nortel CDMA performance issues.
Performed the RMA process to return to repair defective units to keep spares inventory at satisfactory levels.
Worked with Local Store managers resolving customers complain about coverage and performance issues.
Worked on the project to swap 40 new Nortel BTS by Lucent One BTS at the Yuma, AZ and Imperial Valley, CA.
Wired and test T1 for New Lucent BTSs.
2008/09 to 2009/09 Sprint-Nextel Phoenix, AZ
Switch Technician III
Perform the daily operations of the Lucent CDMA MSC (5ESS, ECP, EVDO RNC, 3G-1X RNC, and OMP).
Build new or add EVDO or CDMA capacity to a new Lucent BTSs.
Perform the MSC building management activities for and Nortel wire line and wireless switching centers (HVAC, power plant, generator, security system, fire alarms systems).
Performed fiber optics and coax wiring for the new or existing DS3, OC-3, OC-48, OC-192 circuits.
2008/03 to 2008/09 Cricket Communications Phoenix, AZ
Switch Technician II
Perform the daily operations of the Lucent CDMA MSC (5ESS, ECP, EVDO RNC, 3G-1X RNC, and OMP).
Build new or add EVDO or CDMA capacity to a new Lucent BTSs.
Activate new ports and build cross connects on the Tellabs 5500 DACS.
Perform the MSC building management activities (HVAC, power plant, generator, security system, fire alarms systems).
Performed the RMA process to return to repair defective units to keep spares inventory at satisfactory levels.
Performed fiber optics and coax wiring for the new or existing DS3, OC-3, and OC-48 circuits.
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2000/05 to 2008/03 Sprint-Nextel Overland Park, KS
National Technical Assistance Center Engineer III (SME).
Collects and analyzes system data from national or remote locations to troubleshoot, identify, and resolve high impact call processing issues.
Verifies that network subsystems are operating within network standards by gathering and analyzing system performance data.
Collects operational data to establish pattern recognition for the identification and resolution of network impairments. Analyzes mechanized system-generated data to identify the root cause of the subsystem failure. Proposes and implements solutions to identified problems.
Prepares written report of symptoms, root cause, actions, customer impact and final solution. Gathers information directly from all persons involved in the activity. Establishes factual data to allow management and vendors to understand the problem and prevent recurrence.
Works directly with vendor tier 2 and above levels gathering information to resolve software and hardware problems that affect network performance.
Prepares reports showing trends of network problems. Utilizes mechanized systems to catalog network problem reports. Identifies areas requiring additional focus and resources.
Performs acceptance testing of network equipment and software; defining operational aspects of test plans and test procedures.
Mentoring new NTAC Engineers to be productive members of the team.
UNIX systems acknowledge, able to write UNIX scripts and tools development.
Good acknowledge Lucent CDMA architecture and transport network equipment, able to work in several platforms like 5ESS, ECP, CDMA CELLS, DACS, SDH, microwave radios, and SONET multiplexors.
1987-2000 Teléfonos del Noroeste S.A. Tijuana, BC, Mex.
Coordinator of Transport Network Engineering and Implementations.
Technical coordinator of border crossing interconnection with International carriers (Sprint, AT&T, MCI and SBC), domestics carriers (Alestra, Avantel, TELMEX) and Cellular operators (TELCEL, Pegaso, Baja cellular, etc ...)
Transport network coordinator of the Y2K transition.
Provide the Tier 2 technical support for transport network elements, SDH network management system, and NOC network management system.
Responsible to acquire transport, access, and data network equipment on annual basis.
Responsible for coordinating technical training for transport, and access network.
Responsible for design and implementation of SDH (SONET) fiber optics and high capacity microwave radios.
Implementation of network management system using HNM (Harris Network Management) system to monitor switching, transport and network elements. Using scripting languages and SNMP protocol.
Engineering, Installation and testing of Newbridge equipment’s (3630, 3600 and 3645.)
Engineering, installation and testing of digital echo cancellers.
Engineering, installation and testing of digital microwave radios.
Provisioning of domestic and international circuits using SS7, R1 and R2 signaling.
Network management center System administrator. Using UNIX Solaris 2.5.
Fiber optics cables testing and vendor acceptance.
Engineering, installation and testing of PDH high capacity fiber optics equipment’s.
Well acknowledge of DS0, E1, E2, E3, E4, STM-1, STM-4, STM-16, T1, T3, STS-1, OC-3, OC-12, OC-48
1987-1989 Tele constructora S.A. Tijuana, BC, México
Telecommunications Engineer
Installation and testing of FDM multiplex.
Provisioning of domestic and international circuits.
Installation and testing of analog echo canceller for satellite domestic circuits.
Installation and testing of 960 and 2700 channels analog multiplexes.
Languages
Spanish, English
Education
1983-1987 Tech. Institute of Mexicali Mexicali, BC, Mexico
Bachelor’s Degree in Electrical Engineering
2005-2008 Mid America Nazarene University Olathe, KS
Master in Business Administration.
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