Gagik Petrosyan

Gagik Petrosyan Email and Phone Number

Network Operation Center senior engineer at Inyo Networks Inc. @ Inyo Networks Inc
united states
Gagik Petrosyan's Location
Montebello, California, United States, United States
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About Gagik Petrosyan

Over 15 years of experience in Telecommunication Networks: Engineering, Installation, Integration, Support, with Ericsson Telecom production in Wire-line and Wireless networks (PSTN, GSM, WCDMA, UMTS, OTN, DWDM, Ethernet, IP...)About 5 years of experience with Optical & Ethernet networks, TCP/IP, LAN/WAN, Cisco Routers, Catalyst, Nexus, Extreme, Ericsson Calix, Telco, Tellabs & many other Ethernet & OTN nodes, DWDM, MPLS, VTP, Ethernet, IP routing & LAN/WAN Troubleshooting.Over 7 years of experience with IP networking, signaling over IP, traffic over IP, SIGTRAN, SIP & BID: integration, implementation, audit, optimization & troubleshootingMore than 5 years of experience of team leading & implementation management of n/w planning, implementation & support.Worldwide telecommunication experience with variety telecommunication project in countries:USA, Malaysia, Saudi Arabia, Russia, Libya, Romania, Sudan, Burkina Faso, Kazakhstan, Ukraine, Egypt, Greece, Armenia…

Gagik Petrosyan's Current Company Details
Inyo Networks Inc

Inyo Networks Inc

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Network Operation Center senior engineer at Inyo Networks Inc.
united states
Website:
digital395.com
Employees:
26
Gagik Petrosyan Work Experience Details
  • Inyo Networks Inc
    Network Operation Center Senior Engineer
    Inyo Networks Inc Sep 2013 - Present
    Rancho Cucomanga, Ca
    Main responsibilities:Full network operation, maintenance & support of all network, nodes and customer services, included but not limited: design, implementation, configuration, integration, testing of all network devises and services. New HW/SW products & services in customer network, alarm, event and performance monitoring and report, tier 1 & tier 2 support of life network, customer & vendor negotiation, troubleshooting, emergency & escalation handling, MOP, OPI, n/w planning &design document preparation & presentation, implementation, follow up, test, acceptance & report to the management.Technical Activities:Design & implementation, startup & testing, script preparation and integration, troubleshooting & escalation; Ericsson & Cisco aggregation routers; Ericsson, Calix & Tellabs OTN multiplexers; Juniper routers, firewall and VPN; Ericsson, Catalyst, Calix, Telco Ethernet multiplexers and multilayer switches; DPS telecom remote monitoring and control devices, Microsemi time providers; Ericsson, Calix, Telco, Cisco network control and data servers; .Customers : California Broadband Cooperative, Praxis Associate, Digital 395
  • Ericsson Usa
    At&T Lab Support Senior Engineer
    Ericsson Usa Nov 2012 - Sep 2013
    Redmond, Wa
    Main responsibilities:Full support & maintenance of customer n/w laboratory Ericsson Core & Access nodes, included but not limited: integration, implementation & testing of all new HW/SW products & services in customer network, tier 1 & tier 2 supports to customer life network, customer negotiation of any implementation: MOP, OPI, n/w planning &design document preparation & presentation, implementation, follow up, test, acceptance & report to the management.Technical Activities:Start up & testing, DT/Moshell script preparation and loading, Troubleshooting with main Ericsson knowledge base environment: Primus, Ericol, GKO & others, PLEX/Protocol Analyzer/GCP traces & SCCP/ISUP/MGW/Wireshark decoders, debugging, health checks, core/access node software OSS & manual update/upgrade in 2G/3G/LTE network, configuration audit, traffic and signaling recalculations, reconfigurations, provisioning, HW Expansion, Integration, radio cell re-homing, circuit & packet data traffic node integration & configuration of SGSN & radio controllers (2G, 3G & LTE) with other vendor routers & switches (Cisco, Catalyst, Nexus, Juniper & Extreme), O&M consultation, KPI and Statistics monitoring and supervision, presentation & report to customer management, changeover/handover/migration, provision of an expertise and interface functions toward customer.Customers : AT&T
  • At&T Labs, Inc.
    Support Engineer
    At&T Labs, Inc. 2012 - 2013
    Main responsibilities:Full support & maintenance of customer n/w laboratory Ericsson Core & Access nodes, included but not limited: integration, implementation & testing of all new HW/SW products & services in customer network, tier 1 & tier 2 supports to customer life network, customer negotiation of any implementation: MOP, OPI, n/w planning &design document preparation & presentation, implementation, follow up, test, acceptance & report to the management.Technical Activities:Start up & testing, DT/Moshell script preparation and loading, Troubleshooting with main Ericsson knowledge base environment: Primus, Ericol, GKO & others, PLEX/Protocol Analyzer/GCP traces & SCCP/ISUP/MGW/Wireshark decoders, debugging, health checks, core/access node software OSS & manual update/upgrade in 2G/3G/LTE network, configuration audit, traffic and signaling recalculations, reconfigurations, provisioning, HW Expansion, Integration, radio cell re-homing, circuit & packet data traffic node integration & configuration of SGSN & radio controllers (2G, 3G & LTE) with other vendor routers & switches (Cisco, Catalyst, Nexus, Juniper & Extreme), O&M consultation, KPI and Statistics monitoring and supervision, presentation & report to customer management, changeover/handover/migration, provision of an expertise and interface functions toward customer.Customers : AT&T
  • Ericsson Malaysia
    Customer Network Support Team Leader
    Ericsson Malaysia Aug 2010 - Oct 2012
    Kuala Lumpur, Malaysia
    Customer Network Support: Team Lead, Proactive Support, Add on Sale (SW & HW products, Services)Coordination of day to day operational activities of assigned CNS Team. End-to-end quality CSR handling, proactive support activities, emergency handling, knowledge transfer, and to maintain good knowledge of the customers’ operational environmentMain Activities:• Maintain customer intimacy and secure healthy business relations with the customer, gather business intelligence that can generate additional sales• Manage the implementation of SUM audits and leveling , and other proactive support deliverables and report findings back to Customer, KAM, SDM• Review delivery performance together with the SDM and suggest improvement activities when SLA is not fulfilled
  • Ericsson Malaysia
    Customer Network Support Senior Engineer
    Ericsson Malaysia Dec 2009 - Sep 2010
    Kuala Lumpur, Malaysia
    Ericsson Local Support activities: CSR handling (SMS, Primus, analysis etc), SW update/upgrade via OSS, Trouble Shooting with PLEX/Protocol Analyzer/GCP traces & SCCP/ISUP/MGW decoders, Health Checks, Configuration AUDIT, Traffic and Signaling Recalculations, Reconfigurations, HW Expansion, Integration, BSC/RNC/CELL re/homing, MSC in Pool Implementation, MSC_S full start up/integration, M-MGW full start up, testing, configuration, trouble shooting, script preparation, loading with Moshell, O&M consultation, KPI and Statistics monitoring and supervision, changeover/handover/migration, MSC/MSS/HLR/FNR/STP/TSC/MGW full Audit and Optimization, Performance monitoring, provision of an expertise and interface functions toward customer, On Job Training of Ericsson and Customer engineers
  • Ericsson Saudi
    Managed Service Senior Engineer
    Ericsson Saudi Jul 2009 - Nov 2009
    Riyadh, Saudi Arabia
    Ericsson Managed Service Department.DT preparation, correction, checking, loading, configuration/integration and system demonstration, HW expansion, HW & SW troubleshooting, Solution/Configuration/Performance AUDIT, BSC/RNC/CELL re/homing, MSC in Pool, Dual Stack Implementation, provision of expertise and interface functions toward customer, O&M consultation, KPI and Statistics monitoring and supervision, changeover/handover/migration,.
  • Ericsson Russia
    O&M & Nss Mss/Mgw Senior Engineer
    Ericsson Russia Sep 2008 - May 2009
    Samara, Orenburg, Russian Federation
    Network Element testing, integration and system demonstration, SW and exchange data handling, loading of initial SW, HW & SW troubleshooting, handling acceptance procedure, provide an expertise and interface functions toward customer, training of employees, O&M consultation, KPI and Statistic monitoring and supervision.RNC, MSC-S, M-MGW, integration, tests, O&M(DT, CV, CCR & Mo Scripts preparation, loading, acceptanceTests, expansion & upgrade, support, trouble shooting, KPI, Stats)(APZ21240, APZ21250, APG40, R12.1, R4, GMPV3, BC 3002, BC3003, BC3024)(Integration & testing, Upgrades, O&M, KPI, Stats)(Integration & networking with IGWP & RNC, KPI&Statistics)(GSM/WCDMA/UMTS dimensioning, planning, calculation)
  • Ericsson Libya
    Mss/Mgw Els/Nsg Senior Engineer
    Ericsson Libya Dec 2007 - Sep 2008
    Ericsson Local Support main responsibilities: CSR handling (SMS, Primus, analysis etc), Upgrades and Updates, Trouble Shooting, trace implementation, health checks, audit reports, traffic and signaling recalculations, reconfigurations, expansion, integration, node monitoring, provision of an expertise and interface functions toward customer, on job training to employeesMSC Server & M-MGW, HLR , STPStart up, integration, tests, acceptance, swap & re-homing Upgrades, expansion, trouble shooting(APZ21240, APZ21250, APG40, R12.1, R11, R4, GMPV3, BC 3002, BC3003, BC3024)MSC IN POOL- end to end project
  • Ericsson Romania
    Oms&Nss Mss/Mgw Senor Engineer
    Ericsson Romania Aug 2007 - Dec 2007
    Network Element testing, integration and system demonstration, SW and exchange data handling, loading of initial SW, HW & SW troubleshooting, handling acceptance procedure, provide an expertise and interface functions toward customer, provide an on job training to employeesMSC Server & M-MGW, integration, tests(DT, CV, CCR & Mo Scripts preparation, loading, acceptancetests, expansion & upgrade, support, trouble shooting)(APZ21240, APZ21250, APG40, R12.1, R4, GMPV3, BC 3002, BC3003, BC3024)(Customer negotiation, Integration & testing, Upgrades)BSC & HLR integration & migration, MVV tests, Solution preparation, test integration, life migration, Acceptance tests, Support, Trouble shooting)
  • Ericsson Ab, Branch Office Sudan, Khartoum
    Mss/Mgw Senior Engineer
    Ericsson Ab, Branch Office Sudan, Khartoum Jan 2007 - Aug 2007
    Network Element start up, testing, integration and system demonstration, SW and exchange data handling, DT & CCR preparation, loading of initial SW, HW & SW troubleshooting, handling acceptance procedure, provide an expertise and interface functions toward customerMSC Server & M-MGW start up, integration, tests(DT, CV, CCR & Mo Scr preparation, loading, acceptance, exp & upgrade)(APZ21240, APZ21250, APG40, R12.1, M-MGW R3, R4, GMPV2, GMPV3, BC205, BC206, BC215, BC216, BC 3002, BC3003, BC3024)(Customer negotiation, Integration & testing, Upgrades)BSC & HLR integration & migration, MVV tests, Solution preparation, test integration, life migration, Acceptance tests)RNC & MGW integration, 3G trial implementationMSC IN POOL
  • Insol Telecom - Ericsson
    Ericsson Experienced Principal Engineer
    Insol Telecom - Ericsson Jul 2004 - Jan 2007
    Network Element start up, testing, integration and system demonstration, SW and exchange data handling, DT correction, loading of initial SW, HW & SW troubleshooting, handling acceptance procedure, provide an expertise and interface functions toward customer, DT preparation for GSM&PSTN exchanges, report progress within the assigned area of the customer project, deliver final reports. ERICSSON RUSSIA:Ericsson Training Center: Upgrade from simple EM141 transit switch to EIN3.1 Included: customer negotiation, printout collection, DT & NCD preparation, system upgrade, start up, testing, integration, changeover. MTT, KOMET:AXE810/10 gateways, 1 AXD301 gateway, PSTN exchanges(DT preparation, start up, integration, testing)MTS, MEGAFON, BEELINE:MSC/HLR, BSC/TRCAXE810/10 (APZ21240, APG40)(DT preparation, start up, integration, testing)ASVT, SVYAZINVEST, BASHINSVYAZ:AXE810/10 Enabler PSTN tandem (DT preparation)ERICSSON SOUTH AFRICABurkina Faso - CELTEL:MSC Server & M-MGW integration test(CP- APZ21230, IOG20C, APG40, AXD301)(DT & CV editing, DT & CV loading, acceptance tests)(APZ21250, APG40, R12.1, M-MGW 4.0.2)(Customer negotiation, Integration & testing, Upgrades, BSC & HLR integration & migration, MVV tests, changeover, acceptance)ERICSSON EGYPTEgypt - Telecom Egypt, Kazakhstan - Transtelecom:ENABLER (EM141) upgradesEIN1.0 domain upgrades to EIN3.1RSS & EAR migrations(Migration DT preparation, changeover, acceptance)CSR shooting for ENABLER & EIN1.0 domainsEIN 3.1 Solutions (APZ21233, APG40, AXD301)(Negotiation, DT preparation, start up & testing, Integration, upgrades, changeover, acceptance)AXD301 ML& MGW (ATM&IP based) start up & testingNCD preparation, upgrade & update, CSR & trouble shootingERICSSON UKRAINEUkraine - OPTIMA:AXE810 Enabler (APG40) PSTN tandem(Negotiation, changeover & acceptance documentPreparation, DT preparation, start up, integration,Changeover, acceptance)
  • Intracom Llc - Ericsson Greece
    Senior Pstn Engineer, Commissioning Supervisor
    Intracom Llc - Ericsson Greece Mar 2000 - Jul 2004
    Supervising of transportation works, Start up, Testing, Upgrading & Updating, Trouble Shooting, Acceptance. Training of new employeesProjects:Greece - OTE:IAS-F, IAS-W (start up, testing)X-mate OMS (Sun Solaris)(Start up, integration, testing, changeover)Armenia - ARMENTEL:AXE-10 tandem PSTN exchanges AXE-10 OPS/OTN, ISS, X-mate OMS (Sun Solaris)(Start up, integration, testing, changeover, migration)
  • The Ministry Of Industry And Trade
    Secretary Of Collegiate, Ministry 1St Assistant
    The Ministry Of Industry And Trade Oct 1999 - Mar 2000
    Yerevan, Armenia
    Coordination of all Work Stuff paper work
  • The Ministry Of Industry And Trade Of Armenia
    Foreign Economic Trade Expert, Department Of Foreign Trade
    The Ministry Of Industry And Trade Of Armenia May 1999 - Sep 1999
    Yerevan, Armenia
    Foreign Economic relationForeign Trade Regulation Legislation
  • Government Work Stuff Of Armenia
    Specialist
    Government Work Stuff Of Armenia May 1998 - Apr 1999
    Yrevan, Armenia
    "The Official Bulletin" CJSCPublishing the Legislation

Gagik Petrosyan Skills

Gsm Wireless Atm Managed Services Wcdma Negotiation Pstn Hlr 3g Telecommunications Optimization Troubleshooting Umts Switches Integration Operation 2g Testing Core Network Rnc Network Operations Lte Bss Team Leadership Wireless Networking Ss7 Sigtran Ran Oss Network Administration Planning Ip Networking Cisco Technologies Cisco Ios Cisco Routers Cisco Certified Ospf Eigrp Catalyst Switches Lan Wan Lan Switching Routers Routing Protocols Router Configuration Cisco Routing And Switching Ip Atm Networks Solaris Media Gateways Gprs

Gagik Petrosyan Education Details

  • National Academy Of Science Of Armenia, Institute Of Physical Research
    National Academy Of Science Of Armenia, Institute Of Physical Research
    4.0
  • Graduate School Of Public Administration
    Graduate School Of Public Administration
    4.0
  • Graduate School Of State Engineering University
    Graduate School Of State Engineering University
    4.0
  • State Engineering University Of Armenia
    State Engineering University Of Armenia
    3.9

Frequently Asked Questions about Gagik Petrosyan

What company does Gagik Petrosyan work for?

Gagik Petrosyan works for Inyo Networks Inc

What is Gagik Petrosyan's role at the current company?

Gagik Petrosyan's current role is Network Operation Center senior engineer at Inyo Networks Inc..

What is Gagik Petrosyan's email address?

Gagik Petrosyan's email address is gp****@****395.com

What is Gagik Petrosyan's direct phone number?

Gagik Petrosyan's direct phone number is +132343*****

What schools did Gagik Petrosyan attend?

Gagik Petrosyan attended National Academy Of Science Of Armenia, Institute Of Physical Research, Graduate School Of Public Administration, Graduate School Of State Engineering University, State Engineering University Of Armenia.

What are some of Gagik Petrosyan's interests?

Gagik Petrosyan has interest in Social Services.

What skills is Gagik Petrosyan known for?

Gagik Petrosyan has skills like Gsm, Wireless, Atm, Managed Services, Wcdma, Negotiation, Pstn, Hlr, 3g, Telecommunications, Optimization, Troubleshooting.

Who are Gagik Petrosyan's colleagues?

Gagik Petrosyan's colleagues are Joselyn Vazquez, Maria Figueroa, Katie Paterson, Ji Farillas, David Arndal, Manuel Martinez, John Fontes.

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