Sofian .

Current

2G/3G Optimization engineer at UCE

Past

RF Optimization Engineer at Nexwave Technologies
PLO engineer at Nexwave Technologies
Network Planning and Optimization Engineer at SML Technologies

RF Planning and Optimization Engineer at NSN Indonesia
RF Optimization Engineer at PT Siemens Indonesia
IT Engineer at Telkom Multimedia

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Education

Sekolah Tinggi Teknologi Telkom

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Industry

Telecommunications

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Sofian .’s Summary

I have experiences 5 years in Telecommunication. My experiences comprise of Network Planning and Optimization.

Currently, Optimization engineer at UCE, handling VIP complaint for 3G Huawei & 2G NSN.

In my career, I have carried out a wide range of tasks in telecommunication projects, such as :
•Radio Network Optimization
•Radio Commissioning & Integration
•Radio Network Planning
•Network Dimensioning
•Radio Equipment & Antenna Fine Tuning
•Network Performance Audit
•Radio Operation and Maintenance (OAM/RC)
•Radio PM Message Flow & Counter
•Radio Network Troubleshooting
•Radio Network Parameter & Database
•Radio Frequency Optimization
•Drive Test Analysis
•Pre-Analysis Tools and Radio Optimization Tools
•Site Investigation Survey

I also have skills with the tools, such as:
•Tornado/NetAct as planning tool.
•Mentum Planet/Planet EV as planning tool.
•TEMS Investigation for drivetest
•Nemo outdoor and analyzer for drivetest
•Mapinfo for mapping sites
•Mapsource for tracking
•LMT for commissioning
•Batrana for measurement analysis
•Servo for measurement analysis
•Sitemaster/anritsu for measuring VSWR, power, spectrum frequency
•Global mapper for path loss prediction
•In house tools developed by Macro Excel and Map Basic

Sofian .’s Specialties:

2G/3G Optimization, Site Planning, Coverage Planning, RF Survey, Netact, Planet, TEMS, Nemo outdoor, Nemo Analyzer

Sofian .’s Experience

2G/3G Optimization engineer

UCE

(Privately Held; Telecommunications industry)

November 2009 — Present (5 months)

Handling VIP complaint
RF Optimization Engineer

Nexwave Technologies

(Privately Held; Telecommunications industry)

June 2009 — September 2009 (4 months)

Responsible in doing Cluster Optimization for NSN-Indosat project in East Java, Indonesia (BSC owner of Jember Branch)

• Analyzing measurement, database dump, alarm, Network Doctor report.
• Optimizing cluster to achieve the target score.
• Optimizing new-site to achieve KPI basic.
• Send NCR to the OSS engineer to be executed.
• Send case register to customer about sites got hardware problem.
• Capacity dimensioning and traffic re-engineering for dual band co-located sites.
• Retuning frequency of bad cells to improve network quality.
• Neighbor audit with LOS checking per adjacent cell.
• Support rehoming and reparenting for core project.
PLO engineer

Nexwave Technologies

(Privately Held; Telecommunications industry)

March 2009 — June 2009 (4 months)

Responsible in doing Optimization for NSN-Telkomsel project, KPI Backlog, in East Java, Indonesia

• Analyzing data field.
• Retuning frequency of bad cells to improve network quality.
• Database parameter tuning, neighbor audit, and activate some features.
• Capacity dimensioning and do re-engineering.
• Analysis on drive test log file of TEMS.
• Coordination with project team to solve problem.
• Improvement on KPI such SDSR, TCH drop rate, and HOSR.
• Review/meeting with customer to close the QC.
Network Planning and Optimization Engineer

SML Technologies

(Privately Held; Telecommunications industry)

September 2008 — February 2009 (6 months)

Responsible for Planning and Cluster Optimization for Telkomsel project (Siemens & Ericsson vendor) in Lampung Sumbagsel, Indonesia

• Global frequency plan and retune using Mentum Planet planning tool.
• Improvement on KPI performance such as HOSR, CSSR, and DCR, both for Siemens and Ericsson equipment.
• Improvement on IRAT HO for 3G KPI.
• Trial some features like EPA, AMR, compression/decompression, etc.
• Improvement KPI by doing Coverage assessment.
• 2G/3G drive test analysis.
RF Planning and Optimization Engineer

NSN Indonesia

(Telecommunications industry)

November 2006 — August 2008 (1 year 10 months)

Responsible for Roll-out Planning and Designing Telkomsel’s network for new site and maintain the traffic condition and performance until KPI accepted.

• Do site investigation survey.
• Design the newsite for its link connection, BTS equipment needed, tower height, antenna type, and all the installation.
• Simulate the planning and design result using planning tools like Tornado/NetAct. Global Mapper, MapInfo.
• Meeting with customer (DRM) to decide which candidate will be approved to built the new site, based on planning data, transmission data, and SITAC data.
• Do re-balancing/mapping TRX from site which have low traffic to be moved to the site which have the high one.
• Make forecast for traffic data one year forward.
• Do commissioning and drivetest using TEMS.
• Optimizing the site by setting the database parameter and activate some features
RF Optimization Engineer

PT Siemens Indonesia

(Telecommunications industry)

May 2005 — October 2006 (1 year 6 months)

Network Performance & Technical Quality (NPTQ) Dept:

Responsible for Optimizing Telkomsel (operator)’s existing Network in Indonesia (Sumsel, Jambi, Bangka province) in JPO VAS-2 program.
• Addressing problem areas.
• Analyzing field data and generating reports using Batrana2004 as measurement tools, TEMS Investigation 6.0, MapInfo and in-house tools.
• Change the antenna configuration, tilting, orienting the azimuth, changing frequency of bad cells to improve network quality, and database parameter setting.
• Improve the KPI acceptance value for new site and its adjacents.
• Drivetesting the sites per cluster to improve the RxLevel, SQI, RxQual for overall, reduce pingpong handover, reduce call dropped, reduce interference, and make the call continous smoothly by layering concept.

Responsible for Optimizing Telkomsel’s newsite until Quality Certificate signed in Sumbagsel of Indonesia.
• Analyzing field data, site visiting, commissioning, drivetest, and parameter setting.
IT Engineer

Telkom Multimedia

(Public Company; TKG; Telecommunications industry)

October 2004 — April 2005 (7 months)

• Monitoring the alarm from Network Management System (NMS).
• Analyzing data of the services, such as: frame relay, vpn-ip/mpls, vpn delay, access network, speedy.
• Do remote configuration for some tools and equipment, such as: modem, switch and router.
• Make coordination with the field engineer.

Sofian .’s Education

Sekolah Tinggi Teknologi Telkom

Bachelor , Telecommunication , 1999 — 2004

Graduated in 2004.
Thesis titled "Analysis and Simulation of Discrete Wavalet Multi Tone in Hybrid Fiber Coax Network", 2004.

Activities and Societies:

• Internship at PT.Telkom RisTi, analysis on cablem modem from Cisco, Juniper, and Motorola 2003.
• CCTV Technician in Wisuda Sarjana dan Ahli Madya STT Telkom March 2002 & 2003
• Assistant of CATV Laboratory 2001-2003.
• Pekan Ilmiah Nasional (PIMNAS) XVII