Sofian Harianto

2G, 3G & 4G(LTE) L2 RNO Engineer at PT.GCI Indonesia (JIESAI)
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Contact Information
us****@****om
(386) 825-5501
Location
جاوة الغربية باندونغ إندونيسيا

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Experience

    • Telecommunications
    • 300 - 400 Employee
    • 2G, 3G & 4G(LTE) L2 RNO Engineer
      • ‏سبتمبر 2019 - - الحالي

      Huawei Tech Invesment – XL Axiata Project : NPM Project for Southern West regionWorking in single-vendor environment with main role in the following key activities: Responsible for more than 1400 sites in 10 RNC’s under 1 ROH in LAM SS OTR & BKL region. Improving and managing KPI performance of GUL Huawei equipment based on NPM KPI baseline and target. Daily KPI performance monitoring, analysis and optimization (Accesibility, Retainability, Mobility, Integrity, etc. Quick response and escalation for any network performance issues. Responsible for weekly report and follow up any issue which impact to degradation performance Weekly neighbor audit and inconsistency check parameter. Support VIP Complaint for giving analysis and solution.

    • Telecommunications
    • 300 - 400 Employee
    • 2G, 3G & 4G(LTE) L2 RNO Engineer
      • ‏مارس 2018 - ‏يوليو 2018

      Huawei Tech Invesment – XL Axiata Project : NPM Project - Central region Leader of Cluster Owner, Handling Cluster: C-BDG1 , C-BDG2 and C-CNJR PWKR . Responsible in Regular & Strategic of 2G, 3G & 4G Radio Network Optimization WPC Monitoring and Improvement Propose and Trial some parameters for the network improvement strategic to Acheive Cluster Target improvement. Capacity monitoring, analysis & recommendation for anticipate upcoming traffic growth. Handling and supporting the mass event & request from customer to manage the problem in the fields by using the available resource. Customer Complaint Handling all 2G, 3G and 4G Network.

    • Telecommunications
    • 300 - 400 Employee
    • 2G, 3G & 4G(LTE) RNO Engineer
      • ‏فبراير 2017 - ‏فبراير 2018

       Responsible in Regular & Strategic of Radio Network Optimization ( Huawei Equipment). Cluster Owner, Handling Cluster C-CNJR PWKR and Cluster C-IDRM SBNG . Propose and Trial some parameters for the network improvement strategic to Acheive Cluster Target improvement. Capacity monitoring, analysis & recommendation for anticipate upcoming traffic growth. Handling and supporting the mass event & request from customer to manage the problem in the fields by using the available resource. Customer Complaint Handling all 2G, 3G and 4G Network.

    • Telecommunications
    • 1 - 100 Employee
    • 2G & 3G RNO Engineer
      • ‏سبتمبر 2012 - ‏فبراير 2017

       Responsible in Strategic of 3G&2G Radio Network Optimization (Ericsson & Huawei Equipment) for All XL Axiata Central Region Area (West Java1 Cluster, West Java2 Cluster , South Central Java Cluster and North Central Java Cluster) Handling 61 Ericsson BSC’s and 13 RNC’s (9 Ericsson RNC in West Java1&2 Cluster and 4 Huawei RNC in Nort&South Central Java Cluster) in All Central Region Area Propose and Trial some parameters for the network improvement strategic to Acheive EPL(End Performance Level) Target improvement Feature trial and tuning Performing for selected features which requires SW license only Review and audit for HO parameters to improve performance Handling and supporting the request from customer to manage the problem in the fields by using the available resource Coordinating with project team in solving the problem for both 2G&3G Networks which impact to those Networks performance Sharing and transfer knowledge to customer through workshop and regular meeting  Experience in Ericsson SW G12 (2G), W12 (3G) and Huawei SW R11

    • Indonesia
    • Telecommunications
    • 100 - 200 Employee
    • RNO Engineer
      • ‏مارس 2012 - ‏أغسطس 2012

      Responsible in regular & support Strategic of 2G Radio Network Optimization activities for TELKOMSEL SUMBAGSEL Cluster Pangkalpinag inner City and Bangka Belitung Outer Area (for all NSN equipment) Responsible in regular & support Strategic of 2G Radio Network Optimization activities for TELKOMSEL SUMBAGSEL Cluster Pangkalpinag inner City and Bangka Belitung Outer Area (for all NSN equipment)

    • Indonesia
    • Telecommunications
    • 1 - 100 Employee
    • 2G Radio Network Optimization Engineer
      • ‏يونيو 2011 - ‏مارس 2012

      Responsible in Regular & Strategic of 2G Radio Network Optimization activities for ERICSSON - TELKOMSEL 2G RAN Network Performance Optimization 2011 SUMBAGTENG Area, Pekanbaru and Padang Inner City Cluster. Responsible in Regular & Strategic of 2G Radio Network Optimization activities for ERICSSON - TELKOMSEL 2G RAN Network Performance Optimization 2011 SUMBAGTENG Area, Pekanbaru and Padang Inner City Cluster.

    • 2G & 3G RNO Engineer
      • ‏فبراير 2008 - ‏يونيو 2011

      Responsible in Radio Network Optimization activities for 3G and 2G XL Axiata Networks West Java Area (for all Ericsson equipment). The role as a Radio Network Optimization Team Engineer involve the following tasks:---2G RF Optimizer & GPRS/EDGE Support---:Maintain 2G Radio Network KPI Performance (CSSR ( Call Setup Success Rate ), TCH Assignment, Call Minutes Per Drop, SDCCH Drop, TCH Drop, SDCCH Congestion, TCH Congestion , Handover Success ratio, Random Access ) & conduct Optimization activity to achieve those KPIs.Analyze worst cell, find & solving problem to improve cell performance & escalate for every hardware or transmission issue to Field Ops Team.Daily Statistic monitoring & Parameter consistency checkGlobal Parameter Tuning and Coverage ManagementTraffic sharing priority GSM – DCSSite Re – Engineering & Antenna review( i.e antenna type, height, azimuth & tilt )Give recommendation to RND Team for Global Frequency Retune/ MAL modification, BSIC re – planning, HSN re – planning due to interference and others issue (i.e face to face chanel, Co-Chanel , Adjacent Chanel, co-BSIC, etc.) that impact to KPI performance Responsible in 2G Radio Network Audit and Tuning activities GPRS/EDGE parameter audit and feature implementation trial & monitoring for PDCH time slot, Abis transmission (E1) and GSL device (number of RPP) to improve GPRS/EDGE network performance (TBF DL Suc, throughput, etc).---- 3G RF Optimizer ----- :Aal2path configuration consistency check (RNC/RXI & RBS side), analysis, optimization & monitoring (Iub over IP & Iub over ATM monitoring). Analyze worst cell, find & solving problem Give recommendation to upgrade capacity (Power, CE & Code upgrade).Parameter consistency check (include IRAT and UMFI).Frequency migration execution, parameter tuning & performance analysis (IFHO – 2nd Carrier).

    • Indonesia
    • Telecommunications
    • 700 & Above Employee
    • Field Operational Maintenance Radio and Transmission Engineer
      • ‏فبراير 2007 - ‏فبراير 2008

       To do Routine Maintenance (RM) and Corrective Maintenance (CM), on call duty 7x24 based on KPI and MTTR for all Excelcomindo Network (BTS 2G/3G (Erricsson) Leased Line/MPLS (Cisco Router, Huwawei Router), PDH Transmission (Erricsson Minilink, NEC Pasolink, Motorola Canopy, Fresnel), SDH Transmission (Huwawei OSN series, Fujitsu, Siemens). Supervise and coordinating project implementation for all Excelcomindo Network  To do Routine Maintenance (RM) and Corrective Maintenance (CM), on call duty 7x24 based on KPI and MTTR for all Excelcomindo Network (BTS 2G/3G (Erricsson) Leased Line/MPLS (Cisco Router, Huwawei Router), PDH Transmission (Erricsson Minilink, NEC Pasolink, Motorola Canopy, Fresnel), SDH Transmission (Huwawei OSN series, Fujitsu, Siemens). Supervise and coordinating project implementation for all Excelcomindo Network

    • BTS and PDH/SDH Transmission Commissioning Engineer
      • ‏يونيو 2005 - ‏يناير 2007

       Responsibility for SRT 1F and Hit Mux 7070/7075 installation SIEMENS Backbone (SDH Microwave) for Hutchison CP Telecom Indonesia project at WEST JAVA Area.  Test & commissioning SRAL-XD SIEMENS Microwave for Hutchison CP Telecom Indonesia project at Bali Lombok area. Test & commissioning BS-82 and BS-288 SIEMENS 2G BTS for Hutchison CP Telecom Indonesia project at Bali Lombok area. Test & commissioning NB-860 SIEMENS 3G BTS for TELKOMSEL project at Bali area. Site Survey for Radio Transmission Point to Multi Point and DVB VSAT RCS for SIMKARI (Sistem Komunikasi Kejaksaan Republik Indonesia) project.

Education

  • ITENAS Bandung
    Bachelor of Engineering (B.E.), Electrical, Electronics and Communications Engineering
    1998 - 2004
  • Institut Teknologi Nasional (ITENAS)
    Bachelor of Electrical Engineering, Electronic
    1998 - 2004

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