Technician Maintenance
Resume:
Roberto M. Rivas
San Tan Valley, AZ 85143
Home: 480-***-****
Cell: 602-***-****
*******@*****.***
Linkedin: www.linkedin.com/in/roberto-rivas-3bb23a22
Summary
I am a technician with over 20 years working in telecommunications and highly skilled in troubleshooting issues on voice, data or VoIP circuits.
Technical Expertise
• Telecom Switches: Sonus Softswitch, Nortel DMS, Lucent 5E/1A, Siemens EWSD, Ericson
DSC DEX 600, Broad Soft, and Harris 20/20
• Routers: Various Juniper, Alcatel, Brocade and Cisco routers and switches
• Acme Session Border Controllers, Sonus SBC 1K,5K,7K. SWE
• DACCS: Telabs Titan 5500/530, DSC DACCS
• Test equipment: T-Berd 2209/310/224
• Muxes: Widebank 28, Charles Industries Exchange Mux II, TelcoSystems 828A Mux
• Test, maintain, provision, and turn up E1/E3, T1/T3 and greater (Inband, SS7, PRI and data circuits)
• Test and turn up of various interfaces in the Cisco, Alcatel and Juniper.
• Written translations for trunk groups and customer services
• Understand and can use UNIX, SQL, Windows, Microsoft Office, and Open Office
• Provision, install, test, and turn up SS7 links (A,E and F) and respective linksets and routesets
• Interoffice wiring for T1, T3 and fiber
Experience
Insight Global/Sonus/Wells Fargo Phoenix, AZ
Resident Engineer 6/2016-PRESENT
• Contracted as an engineer to assist customer with upgrade with Sonus gear
• Researched warning and bulletins for upgrades
• Created, followed up on and pushed trouble tickets with Sonus
Level 3 Phoenix, AZ
IP Activation Technician 9/2005-1/2016
• Worked with customers to test and turn-up various voice, data and VoIP services
• Used Empirix and Wireshark to trace sip messaging and troubleshoot problems in call flow
• Tested at troubleshot physical and logical issues on data and voice services
• Trained technicians on voice, data and VoIP activations
• Worked with various carriers and vendors to resolve customer issues
• Wrote documentation to explain VoIP configurations and trouble shooting for the Acme SBC and Sonus GSX; including a dictionary to explain voice, data and VoIP terms
PowerCom Inc Milwaukee, WI
Sr. Switch Technician 9/2001-9/2005
• Instrumental in the planning and install of a Sonus Softswitch
• Responsible for the engineering, provisioning and translations of circuits migrated
from DEX and Harris switch to Sonus Softswitch.
• Responsible for maintenance, repair, upgrade and translations for all Sonus components
• Resolved customer trouble tickets
• Built translations and wrote SPE scripts for calling cards, auth code, trunk groups and all
other features
• Used SQL to modify, update, and bulkload information into PSX
MPower Communications Houston, TX
Sr. Switch Technician 5/2000-6/2001
• Lead and trained two switch technicians and four field technicians
• Performed installation of DMS-500 switch equipment, test and turn up, repair, trouble
shooting and maintenance
• Interpret and respond to HVAC alarms, fire suppression alarms, power (AC, DC, and
UPS) alarms
• Create, trouble shoot, repair and close out trouble tickets. Interfaced with ILECS and
long distance carriers; escalated to next level of support when necessary
• Create, maintain and log system and recent change backup tapes (AMA, IMAGE, and JF)
• Test, Turn-up, maintain, install and trouble shot Lucent ANYMEDIA, Copper Mountain
DSLAM, Harris RTU, and Copper Mountain TURNSTONE systems
• Audited equipment in collocation cages to include site mapping
• Completed and updated a comprehensive spreadsheet of all circuits utilized on site
• Wrote policies and procedures used by MPower Communications
Nortel Networks Houston, TX
Network Technician 3/2000-5/2000
• Participated in the turn up of the Prism Communications which is comprised of the
following equipment: DMS-500, Xylan Omniswitch, ACN-500, Passport 7480 and 8250,
1-Meg modem, CVX-1800, and Nortel Access Node Express
• Tested and commissioned CSS7 links from DMS to Datum Cesium Clock
• Traced and tested IOC port supported remote stations to ACN-500
WorldCom Houston, TX
Telecom Technician III 10/1998-3/2000
• Performed routine maintenance of central office equipment. Backed up AMA and switch
image
• Verified and changed translations in tables: TRKGRP, TRKSGRP, CFX, LTCPSINV,
DNROUTE and DIGMAN
• Used SERVORD to change line options for individual DN's
• Participated in the installation of DTC, DTCI and SPM frames. Performed front-end
stability testing and front-end upgrades
• Created and maintained an accurate database of T1 level circuits in use
• Lead instructor for field training of Switch Points of Contact in Houston
South New England Telephone Meriden, CT
Network Technician Electrical 10/1997-10/1998
• Worked in the switching control center remotely monitoring and supporting central
offices containing 1AESS, 5ESS, DMS 250/500, and Seimens EWSD switches
• Performed routine maintenance of central office equipment to include inspection,
cleaning, lubricating and testing to assure proper operation and trouble clearance
• Provided trouble shooting and repair of POTS, Multi-line hunt groups, and T1's to include
adding/subtracting calling features and line traces
• Preformed repairs on 5E switches on a call out basis
U.S. Army Camp Carrol, Korea
Computer Mainframe Maintainer/Operator 3/1996-5/1997
• Head technician for the AN/TYC-39 A Central Message Switch
• Used off-line and on-line diagnostic tests in conjunction with various test equipment to
locate, repair and replace faulty equipment and circuit boards
• Established, troubleshot and maintained secure and non-secure communications for
global networks comprised of tactical satellites and telephone switches
• Dismantled, repaired and reinstalled all equipment in TYC-39A after a catastrophic event
• Installed, maintained and loaded various COMSEC devices
• Obtained Top Secret Clearance with SCI identifier
U.S. Army Fort Irwin, CA
Telecom. Terminal Device Repairer 6/1993-5/1995
• Provided technical support for military and civilian companies on various types of
telecommunication devices
• Installed, upgraded and debugged military and civilian software platforms
• Maintained a 1.5-day turn around average
• Purged and repaired AN/PVS 7A and 7B night vision goggles
• Soldered and repaired internal wiring for field radios and their power supplies
• Repaired PC's and their peripherals to include printers and monitors
• In charge of production control for communications and electronics shop
Education
• Accreditation, SBC5K/7K/SWe-Sales-S100-License to Sell-Internal 2016
• Accreditation, GSX Basics and Advanced 2016
• Accreditation, Sonus Network Monitoring and Troubleshooting 2016
• Accreditation, Sonus PSX Advanced - TDM 2016
• Accreditation, SBC 5000-7000-SWe 2016 2001
• Certificate, Mastering the PSX Policy Server, Westford, MD 2002
• Certificate, Monitoring and Troubleshooting Sonus Components, Westford, MD 2002
• Certificate, Trunk Group Provisioning and Maintenance, Westford, MD 2002
• Certificate, Introduction to Sonus Components, Westford, MD 2002
• Certificate, Centigram Series Six System Maintenance and Repair, San Jose, CA 2001
• Certificate Prism Network Hardware Overview, Raleigh, NC 2000
• Certificate, MCI WorldCom Titan 5500 DACS Intro. and Maintenance, Dallas, TX 2000
• Certificate, SNET Technical Symposium Network Technician Electrical Curriculum,
Waterbury, CT 1998
• Certificate, Bellcore Network Fundamentals, New Haven, CT 1998
• Certificate, Lucent 5E Introduction and Maintenance, New Haven, CT 1997
• Certificate, Automated Computer Mainframe Operation and Maintenance, Fort Gordon,
GA 1995
• Honor Graduate Certificate, Telecommunications Terminal Device Repair, Fort Gordon,
GA 1993
• Honors Diploma, Huffman Magnet High School, Birmingham, AL, June 1992
Awards
• Army Achievement Medal with Oak Leaf Cluster
• Good Conduct Medal, National Defense Ribbon
• Army Service Ribbon
• Overseas Service Ribbon
• Two Letters of Recommendation
• One Global Crossing EDGE award – Silver level
• Thirteen Global Crossing EDGE award – Gold level
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