Core Network Engineer

Core Network Operation & Maintenance :

• Monitoring Of Core Element such as MSC ( Ericson,Nokia,Alcatel,Siemens ), STP ( Huawei,Alcatel ) ITP, HLR ( Huawei,Ericson ). • Maintain Core Element Performance. • Problem Solving Core Element When Error Occurs. • Handling and analyzing customer complaint. • Routine Backup for Core System and Database. • Handling Alarm from Fault Management Team. • Collecting Billing Data CDR ( Call Duration Records ) for MSC. • Execute System Configuration as per given access • Load Balancing Customer prefix when limit reached in HLR and AUC. • Health Check System. • Analyze and trouble shooting related to problem handling. • Daily Monitoring alarm via OSS. • Coordinate with Others Colleagues whom have experienced with the problem. • Data base management In HLR. • Support Field engineers In Trouble • Monitor Project Team Indosat activity, on any modification, upgrade and related changes in Core Elament. • Corection and patching APG for MSC/MSS/HLR ericsson. • Coordination with other operator to create new link or trunk at MSC or STP. • Coordination with IN engineer to load balancing customer prefix at HLR. • Create new prefix number internal and other operator at core element. • Perform core expansion new network element (STP Huawei, MSC Ericsson,Nokia and Siemens, HLR Ericsson and Huawei). • havineg coordination with other team to find root cause such as IN team or VAS team. Major Contribution : • Finished and successfully project STP Huawei Expansion 3 Node (3 main city) • Finished and successfully Project HLR Huawei Expansion at Surabaya • Finished and successfully Support single IN project from siemens to ericcson • Finished and successfully Support Migration Traffik Voice From STP Alcatel Gateway to Ericsson Tandem Gateway. • Finished and successfully Support Migration prefix Redudancy HLR Huawei and HLR Ericson.

Work experience

Work experience
Dec 2011 - Dec 2013

NMS Engineer

PT. Alita Praya Mitra

Telecommunication Network Division (TELNET) – Network Monitoring System

• Configuration IP for NEC Transmission equipment (PT. XL Axiata)

• Reporting NMS Performance, Roll Out.

• Handling and analysing customer (PT. XL Axiata) complaint for NMS Problem

• Problem Solving Transmission Element (NEC) When Error Occurs

• Validation on NodeB by IP

• Create, Modify, & Additional IP for each IDU iPaso Equipment

• Analyse and troubleshooting related to problem handling

• Audit / Checking Quality Installation of NEC Transmission Project

• VLAN Handling in NEC, Ericsson, Huawei Transmission for 2G/3G over IP (XL)

Mar 2011 - Dec 2011

Core Network Engineer

PT. Indosat, Tbk

Core Network Operation & Maintenance. Intercarrier Network Operation & Maintenance Function - Create Trunk Link, Signaling & Routing - Work Area : MSC/VLR, HLR, MGW & STP - NE Vendor : Nokia, Ericsson, Huawei, ZTE & Tekelec

Sep 2010 - Feb 2011

Team Leader Installation BTS

PT. Ciptakomunindo Pradipta

- Install Sectoral Antenna - Install Feeder & Optical Cable on BTS - Install BTS3900/DBS3900 HUAWEI - Integration & Commisioning Site

HUAWEI - HCPT Project : West Kalimantan Area

HUAWEI - Telkomsel      : Jabotabek Area


Sep 2006 - Mar 2010

Diploma III

Polytechnic Andalas University



Engineer Telecommunication


Sep 2011 - Present

AIX 5L Basic

IBM Training
May 2009 - Present

Sharing Knowledge Kerja Praktek Forum

PT. Indosat, Tbk
Apr 2006 - Present

Computer Technician