SERGIO CRUZ CHAVEZ JR.
***** ****** *********** ********* #** San Diego, California 92129
Mobile No: 1-858-***-****
E-mail Address: ******.************@*****.***
CAREER OBJECTIVE:
To attain a suitable position that allows me to use and expand my current skill set and be able to harness the skills gained from my experience, develop it, and learn more principles that will contribute positively to the company.
SKILLS:
Basic knowledge in LAN, TCP/IP, WAN, Routing,Switching and VPN concepts
Experienced in Apple Service Tools and Applications
Hands-on skills on the following Drive Test Tools and post processing /equipment’s: GENEX Probe/Assistant, Agilent Nitro, TEMS Investigation, and Actix Analyzer.
Knowledgeable on operating various Spectrum Analyzers TELEVES H45, Rohde & Schwarz ETL TV analyzer and Promax TV Explorer HD plus.
Experienced in ticketing systems such as Salesforce, Jira and BMC Remedy
Knows how to use Huawei Local Maintenance Terminal, GENEX NASTAR, M2000 iManager (Huawei OS)
Experienced in various Business Object Tools used for Network Performance monitoring (HUAWEI MSOFT3000X Performance Management System, HUAWEI Performance Browser Tool (SGSN), HUAWEI Report System Client (SG7000 Signaling Gateway), Ericsson Business Object Tool (Desktop Intelligence / ENIQ)
Knowledge in Telephony analyzation, capable of understanding CATV, Broadcasting, Acoustics and Microwave Communications System Design
Knowledge in various computer and electrical software applications such as Word, Excel, PowerPoint, AutoCAD, Microsoft Visio, PSpice, Visual Basic, Automation Studio, MapInfo Professional and etc.
Knowledge in pneumatics, electro pneumatics and PLC circuits
ACADEMIC BACKGROUND:
BULACAN STATE UNIVERSITY
Bachelor of Science in Electronics and Communications Engineering
July 31, 2007
IERF Approved for U.S. Equivalent Education: Bachelor of Science in Electronics Engineering, concentration in Communications Engineering
CERTIFICATIONS:
Apple IOS Qualification Certification (9L0-E07)
Apple Technician ID: T1E2685B94
PROFESSIONAL EXPERIENCES:
The UPS Store Inc.
6060 Cornerstone CT. West, San Diego CA. 92121
October 17, 2016 - Present
Position: Network Operations Center Associate (Contractor)
Provided operation and project support for 4500 stores to upgrade and configure Fortinet routers.
Coordinated with Internet Service Providers and technicians to help troubleshoot and resolve modem, VPN, and router issues.
Remotely access devices such as Juniper and Fortinet.
Worked with FortiGate and FortiManager as part of our operational support of the FortiWifi-60D routers.
Monitoring fault tickets in compliance to Service Level Agreement.
Provided administrative support to determine the whereabouts of 4500 Fortinet serial numbers.
Updates the IP centers database.
TPG Telecoms
6th floor i-Square Building Ortigas Center, Pasig City Philippines
December 7, 2015 – June 21, 2016
Position: Service Assurance Engineer (Corporate Helpdesk Tier 2)
Troubleshoot Layer 2, Layer 3 connections
Provide Tier 2 support in AAPT Telecom Pty Ltd (TPG Telecom Subsidiary)
Remotely access devices within manage and distribution layers such as Cisco, Alcatel, Huawei, One Access
To address generalize troubleshooting in such fault related issue
Handles products such as Ethernet, SHDSL, NBN, ADSL (PPPOE, PPPOA) and voice services such as SIP and ISDN.
Oversee L2tp tunnel from AAPT going to wholesalers
Performing troubleshooting to isolate and resolve the issues regarding Fiber, copper and wireless connection.
Effectively providing an excellent level of customer service and call etiquette, whilst providing quality fault management
Proactively driving internal technical groups, 3rd party carriers and suppliers towards timely resolution of faults in compliance with Service Level Agreements (SLA’s)
Communicating to customers the impact of events identified by network monitoring alarms (proactive trouble tickets SNMP)
Accurately document all relevant interactions in fault tickets
Power MAC Center (Apple Service Provider)
4th Level SM City North EDSA, Quezon City Philippines
October 6, 2014 – November 30, 2015
Position: Technical Service Engineer
Providing the first point of contact for repair, support and troubleshooting of Apple's iOS and Mac equipment.
Providing day to day general technical support to clients.
Assisting in the evaluation of hardware and software applications.
Cignal TV Inc.
PLDT East Avenue cor. Matalino Street, Diliman, Quezon City Philippines
February 3, 2014 – July 31, 2014
Position: Technical Field Support Engineer
Support and gives the best solution on subscribers having higher level of technical problem with their Outdoor and Indoor (SDU/MDU) unit.
Done testing for the IPVSAT joint project of PLDT and Cignal nationwide.
Performs troubleshooting and analysis of subscriber complaints, provides report and recommendations for subscriber related issues.
Support Sales and Marketing Events especially when it comes to technical concerns.
Works with the Quality Assurance team to determine if products and projects fit specification and technical requirements.
Digitel Mobile Philippines Inc.
9/F Robinson’s Cybergate Tower 3 Pioneer St., Mandaluyong City Philippines
July 16, 2008 – September 30, 2013
Position: UMTS RF Network Optimization Engineer (2011 – 2013) – Supervising Engineer I
Network Performance Engineer (2008 – 2011) – Senior Engineer II
Performs 3G Indoor / Outdoor Signal Measurement – signal coverage and quality, functionality testing, system handover performance/ cell reselection and troubleshooting
Performs detailed drive testing and field measurements for Site and Cluster Optimization, route planning and cluster definition, data collection, post processing and analysis
Performs neighbor cell definition – 3G to 3G, 3G to 2G and 2G to 3G neighboring.
Cluster and Network Optimization by detailed analysis of Call Events, PS Throughput, RSCP and Ec/Io Plots, SC, Site Parameters and Neighbor List
Site audit and verification by identifying and rectifying swapped sectors, determines missing neighbors and ensures proper orientation of antenna azimuth, panning and tilting
Use of post-processing tools in conjunction with other special purpose built tools for optimization reports and analysis.
Reviews and Analyzes Drive Test acceptance reports(NodeB to be on-air or Cluster drive test) by sub-contractors, considering, SC plots, RSCP and Ec/Io versus call drop and setup fail plots, Inter RNC/ Inter-RAT Hand over and reselections before it can be passed/accepted
HSDPA testing, RLC throughput verifications.
Network-wide benchmarking activities
Performs troubleshooting and analysis of subscriber complaints and provides report and recommendations for customer related issues.
Responsible for monitoring and improving the KPIs of the 3G Network (RRC Connection Setup Success Rate, AMR RAB Assignment Success Rate, PS RAB Assignment Success Rate, HSDPA RAB Setup Success Rate, CS AMR Call Drop Rate, PS Service Drop Rate, HSDPA Service Drop Rate, RRC Congested Cell Rate, CS RAB Congested Cell Rate, PS RAB Congested Cell Rate, Soft Handover Success Rate, CS and PS Inter-RAT Success Rates).
Network planning including MOCN.
Troubleshoots problematic cells (no traffic, high RTWP, congested, etc), performs parameter tunings and monitors the improvement.
Performs RFI to Cells/Node Bs with high RTWP.
Recommended parameter modifications to ensure active data services and monitored various KPIs to isolate areas not achieving target performance.
Monitors traffic and user volume and analyze trends for possible network upgrade (additional repeater, sites, boards, etc).
Evaluates UMTS and EDGE/GPRS network capacity usage for identification of channel elements for upgrade (e.g. CE, PDCH)
Supervised sub-contractors and riggers during the High Gain Antenna change-out project in Metro Manila and Cebu.
Responsible in monitoring and reporting of the daily network traffic performance thru analysis of processed data extracted from different network elements in the Network Switching Sub-System (NSS).
Accomplish reports regarding traffic utilization per subscriber, busy hour call attempts per MSC and SMS distribution.
Issue necessary Service Improvement Ticket (SIT) for recommendations and initiatives in network performance.
Assess effect and performance of reconfigured / rehosted Base Station Controller (BSC) / hardware facilities.
Prepares report on the daily system wide Network Switching Subsystem (NSS) Grade of Service, BSC Trunk Capacity Monitoring, Interconnect Trunk Utilization, SSP Processor Load and Utilization.
ePLDT VENTUS (DISH Network Account)
Corner Libertad & Arayat Streets, Mandaluyong City. Philippines
December 3, 2007 – July 12, 2008
Position: Technical Support Representative
Handles and gives the best resolution for every Tier 1 technical problem of the customer’s experiencing, to achieve their satisfaction to the product and subscription they have with the company.
Student Internship:
NEC SEMICONDUCTORS SINGAPORE PTE. LTD.
Bonding Section, Production Department
38 Ang Mo Kio Industrial Park 2, Singapore 569511
March 30, 2007 – September 27, 2007
Exposure to a semiconductor-working environment.
Pre-Operations & Temperature Checker - monitors all of operations check sheet and temperature of all bonding machine in the production line whether if it is under required specification.
Operate and troubleshoot simple machine problem.
Machine conversion