Arthi Ayu Wibawa, ST, HCIA

Experience

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  PT Samsung Telecommunication Indonesia

  Oct 2008 - Jan 2009

  Junior RF Optim Engineer
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  PT Next Generation Wave

  Sept 2009 - Sept 2010

  Technical Support for Tekelec STP

  Responsible for Technical Support and Software Upgrade for Tekelec’s Signaling TransferPoint (STP) on PT. Telkom and PT. IndosatTechnical support engineer for SS7 signaling transfer interconnection likes ISUP,MAP, CAP for both on SS7 TDM or SS7 over IP (M2PA, M2UA, M3UA) into HLR, SMSC,MSC/MSS, SGEnsure technical support for EAGLE 5 ISS for ISUP, MAP, CAPIntegration, troubleshooting and meet with SLA/KPIWeekly and Monthly maintenance the EAGLE 5 ISS STPUpgrade hardware and software of Tekelec STP7/24 hours standby Engineer for any incident and make sure network stable Show less

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  Huawei

  Sept 2010 - Sept 2023

  • Deep involved on 2nd level support for Maintenance IMS XL Network ( ATS9900, CSC3300, MRP6600, SPG2800), performing maintenance activities ( any configuration changes, load of License , software update and patch for Rectifications .• Deep involved on Upgrade Acceptance of IMS eCGI enhancement ( MO USSD Reg ).• Deep involved on Volte operation ( eSRVCC MSS interconnection IWF to MME and ATCF at XL Axiata Network).• Deep involved on VIP and VVIP Issue in XL Axiata network ( i.e one way call (Volte ) to POC Network .• AMS Department for 2nd level support for XL Axiata Core network such as 2G/3G and LTE by handling Core Nodes such as DRA, IP-STP, HSS and NFV HSS , MSOFTX, SPS, UMG8900 , IMS Product of Huawei Solution.• Monitoring Performance and analysis with Tools Huawei SmartCare/CEM, Master Claw• Supporting project implementation ( Upgrade MGW, MSOFTX, IMS Product ) before End of Services.• All operation and maintenance on following equipment: HSS and Cloud HSS9820/HSS9860, USC ( UPCC and PCRF ), SPS , DRA , MSOFTX, MGW, and IMS ( ATS9900, CSC3300, MRP6600) , ASBC ( SE2980).• Deep involved on Migration Subscriber on HLR, and change any Routing in SPS at XL Axiata• Excellent knowledge of Huawei NFVI Product ( HSS, UPCC, vDRA )• Deep involved on Rectification Patch and Upgrade of OCEAN STORE 5500V3 , Huawei FushionSphere 6.5.1 product.• Perform Fault Management function (hardware faulty, traffic problem, performance degradation, cause code identification, problem solver, trace analysis, missing statistic issue, subscribers profile analysis, test system, etc) by handling daily network trouble ticket as 2nd line support, handling on call rotation to give 24x7 support to XL &H3I network, and perform escalation to GTAC for any product related issue.• Perform regular node health check, & periodic backup to server• Develop new feature ( CSFB, SPS Feature, STP Feature, IMS feature etc) • Develop network CS contingency plan and Topology of CS and IMS Show less Manage Planning, Engineering & Optimization of CS Core Nodes: MSS, MGW, STP & HLR • Responsible for troubleshooting problem on STP, MSS (MSOFTX), MGW, HSS.• Responsible for maintaining and provide CS Core Network Plan & Deployment Blueprint.• Manage/Initiate CS Core Network Changes/Request to accommodate request from Business User and other VAS/IT System Owner Integration• Deep involved and integration STP with new vendor ( Nokia, Roamware, Starhome, SMSC, etc),• Deep Involved to any integration , connectivity and migration SS7 SIGTRAN ( M3UA, M2PA, ) STP to SMSC, SGSN, MSS, and to other vendor activity ( Nokia, SMS Firewall ). ISUP Interconnection with MSC.• Deep involved for activity block and troubleshoot SMS Spamming from International Link set which bulk Hutchison Indonesia network.• Deep involved to interconnection and troubleshoot POIs , IR Links with other operator, managing opening connection of new PLMN POI & National Roaming POI• PIC for work order Assessment ( Risk, Fallback plan , Impact to the network ) at Hutchison Telecom• Excellent knowledge of Volte, OTT, MBB , delivering on E2E network.• Responsible to resolve trouble tickets and service requests within SLA at Hutchison Telecom• Participate in troubleshooting, enhancement and improvement initiatives• Patch, Upgrade, and Update License for a new Rectification equipment of STP, MGW, MSOFTX before expired, and End Of Services.• Excellent knowledge of Services KPI acceptance criteria• Deep involved configuration and update UMB Short code in STP and HSS at Hutchison Telecom• Migration and mitigation subscriber number in HSS at Hutchison Telecom • Perform troubleshooting, fault/problem investigation and root cause analysis using Trace message analysis, CDR, logs etc.• Provide Input to IR.21 Document• Support Troubleshooting on IR Testing (IR.24, IR.27, IR35) Show less

  • BO PS Core for MS XL

    Dec 2022 - Sept 2023

  • Senior Core Network Engineer (CS/IMS/HSS/PCRF) for XL AXIATA Managed Services

    Sept 2019 - Nov 2022

  • Back Office Core Network Senior Engineer at Hutchison Telecom Managed Services

    Sept 2010 - Sept 2019
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  PT. Indosat Tbk

  Jun 2023 - now

  Dept E2EE Services and Quality International Services & Roaming