PAMOSTANG LAUT SIMANJUNTAK

**** ***** ****** ***** *****, Texas 75024

aczhzv@r.postjobfree.com and https://id.linkedin.com/pub/pamostang-laut/2/216/7b0

+52 1-55-654*-****

SUMMARY OF QUALIFICATIONS

20 years experience in the telecommunication industry worked on radio network planning and design, optimization, project management, UTRAN/e-UTRAN and solution architect in multiple technologies GSM, CDMA, WCDMA and LTE. Highly skilled in the areas like setting up project, presentation/consultative/negotiation/argumentation, managing team and project, commercial understanding, market insight, problem solving, as well as troubleshooting. SKILLS SUMMARY

• Good knowledge of LTE/WCDMA/CDMA/GSM protocol.

• Good knowledge of RF planning and design as well as tuning/optimization of LTE/WCDMA/CDMA/GSM.

• Good knowledge of UTRAN and eUTRAN.

• Good knowledge of MapInfo, Actix, QXDM, TEMS, Wireshark, Spectrum Analyzer.

• Expertise with Ericsson platform such as:

o RBS family 2000, 3000 and 6000 RF design/parameter tuning/optimization o RNC 3810, 3820 and EVOC

o Software upgrade UMTS and LTE

o Advance Moshell Script (AMOS)

o OSS and Business Object/ENIQ

o RNO tools CTR/UETR/GPEH/UEH_EXCEPTION/MRR/NCS/FFAX o Basic knowledge Shell scripting python and SQL

• Good Knowledge of SON, features and its functionality.

• Leadership, Project Management, Sales/Marketing/Negotiation skills. PROJECT ACCOMPLISHMENT

LTE PROJECT

• Triage Telcel Mexico

• AT&T CQI Los Angeles market

• AT&T FFA LTE L13A software release for DFW and Chicago market

• MPCS VoLTE for DFW, SF, New York and Atlanta market UMTS PROJECT

• Myanmar Connect to Learn MPT project

• AT&T Alltel Cutover Carolinas market

• AT&T CQI Los Angeles market

• AT&T CQI DFW market

• Canadian Mobilicity Manage Service

• HSPA+ rollout GCI Alaska

• E2E Telkomsel Network Performance Improvement project

• Excelcomindo Network Performance Improvement project

• Nokia Swap Softbank project

CDMA PROJECT

• Telkom Flexi Network Performance Improvement project

• Telkom Flexi Rollout project

• Reliance Infocomm India optimization project

• Telecom New Zealand optimization project

GSM PROJECT

• Telkomsel Rollout and Initial tuning project

PROFESSIONAL EXPERIENCE

Amdocs LTE Triage Telcel Project (December 2015 – Present) Position: Senior RF Engineer

• Worked on existing case generated by FMX system to close out the issues based on defined service level agreement within 72 hours.

• Proactively identified and solved any issues that lies in the network by generating trouble ticket and work order.

• Monitored daily network KPI performance with root cause analysis for the worse performing cell and close out the issue.

• Submitted regularly internal weekly report to be presented to customer for chronical sites with resolution for improvement.

• Customer complaint handling.

• Provided support to Telcel for special event.

• Delivered VoLTE E2E requirement to Telcel Triage related

• Delivered retainability and low throughput assessment overall network.

• Wrote a troubleshooting guideline for Telcel early detection cell down or partial outage.

• Delivered LTE low throughput assessment results to Telcel for FMX team to generate a ticket for the resolution.

Ericsson Myanmar Connect to Learn WCDMA MPT project (February 2015 – March 2015) Position: Solution Architect

• Wrote benchmark guideline methodology test measurement, required tools and proposed KPIs that shown vendor product quality.

• Wrote end to end document guideline minimum requirement for deploying 42 Mbps.

• Wrote RND guideline to cover RBS and RNC parameter and configuration such as delay and attenuation calculation, define RAC, LAC and parameter setting under UTRANCELL MO type.

• Defined FTP server bandwidth requirement and location.

• Led customer meeting in agreement on methodology test measurement, KPIs, drive route, tools requirement and naming convention in regard to planning and design.

• Provided guideline and reviewed feasibility site survey report consisted of antenna placement, height, azimuth and tilt.

• Collaborated with outsource team management for the partnership of a drive test team related to competence and pricing.

Ericsson United State Alltel Cutover and Alarm Clearance WCDMA and LTE Carolinas Market (August 2014 – February 2015)

Position: RF Optimization Support

• Successfully cutover more or less 300 3G sites with KPIs were maintained before and after the cutover as well as improved.

• Successfully improving bad or deaf RSSI and low VSWR during cutover activity by identifying the root cause whether due to RF Jumper, co-site cable, connector, diplexer, TMA, Radio Unit, Hardline, surge arrestor, Polyphaser, BIAST etc.

• Provided guidance to the crew while troubleshooting such as Bad or deaf RSSI, low VSWR, and TMA draw low or no current and cable coax color code.

• Performed pre and post check during cutover activity.

• Loaded new configuration RNDCIQ for each site that is being cutover.

• Performed FFAX analysis for specific case to identify faulty antenna system.

• Alarm handling such as clearing Squid and external alarm, as well as antenna system related.

• KPIs and traffic monitored before and after the cutover. Ericsson United State AT&T Pre/Post/CQI WCDMA and LTE Los Angeles Market (April 2013 – July 2014) Position: RF Optimization Support

• Performed Global LTE and UMTS audit as well as daily audit between gold standard with the actual value for individual carrier or site and change the discrepancies.

• Initiated daily UTRAN report and provide feedback to implementation manager to close out unhealthy sites before it is launched.

• Launched new sites more or less 300 sites without any outage.

• Performed specific troubleshooting for retainabilty and accessibility cases together with analysis and recommendation. Tools that were used such as: UEH EXCEPTION, GPEH, CTR, CELLTRACE, WNCS, WMRR, FFAX, FLOWFOX, etc.

• Performed UMTS and LTE global parameter changes for the entire LA market network element using BLOCK and DEBLOCK as well as set command for 91 RNCs and 23.000 nodeBs and 172.000 parameters without any outage.

• Worked closely with AT&T National team for trials and global changes related to CQI KPI Performance Improvement associate with Internal and System Constants LTE parameter such as SC184, SC872, SC975, SC976, SC220, SC110, SC278, SC114, SC306, SC109 etc. as well as timer parameter under RRC and RCS MO type.

• Worked on cleaning up TERMPOINTTOENB that is DISABLED due to mismatch IP Address.

• Performed node restart LTE and UMTS.

• Performed deletion TMA MO for LTE sites.

• Performed neighbor creation and deletion greater than 1000 relations UMTS under external UtranCell and GSM MO type.

• Supported Special event with close monitoring important KPI for LTE and UMTS, activity such as like putting a site from non HICAP into a HICAP setting in order to be able to compensate the traffic increment.

• Shared new idea and thought what other parameters can be tweaked for a room of improvement.

• Mentored people from GSC India as well as encouraging them on how to do the work in an appropriate way before it comes to implementation by complying with Ask Yourself MOP. Ericsson United State AT&T FFA L13A and VoLTE (Voice Over LTE) for Dallas Fort Worth and Chicago Market

(January 2013 – April 2013)

Position: FFA Engineer

• Implementation test cases from Lab results into a live network for Packet Forwarding at S1 Handover and TTI Bundling Features.

• Performed more or less 100 enodeBs upgrade from L12B to L13A software release.

• Post processed drive test logfiles from field using QCAT for parsing some information for getting the HOIT

(Handover Interruption Time) User Plane and Control Plane

• Performed pre-check and post-check before and after activity being conducted

• Performed alarm handling

• Performed regression test

• KPIs monitored before and after feature testing and node upgrade.

• CELLTRACE and UETR recording and analysis related to a specific issue like Handover Preparation Failure, Handover Execution Failure, etc.

• Provided reporting for the final feature testing as part of exit criteria. Ericsson United State Metro PCS VoLTE (Voice Over LTE) for Dallas Fort Worth, San Francisco, New York City and Atlanta Market (August 2012 – December 2012)

Position: RF Optimization Support

• Performed enodeB parameter and feature audit nationwide

• Daily NCCR Execution

• Performed Alarm handling monitoring and clearance (O&M)

• Provided daily report service impacting alarm with the recommendations

• Performed enodeB restart

• Daily troubleshoot top offender KPIs Accessibility, Retainability, Integrity and Mobility together with the resolution.

• CELLTRACE and UETR recording and analysis related to a specific issue like Handover Preparation Failure, Handover Execution Failure, etc.

• Post processed SGi, S11 and UETRACE traces and drive test log files using tools such as Wireshark, Cygwin and Tems Discovery to analyze retainability and accessibility issues.

• Knowledge sharing session to the team as part of lesson learned project for a topic dropped call breakdown analysis.

Ericsson United State AT&T CQI North Texas Project (March 2012 – July 2012) Position: RF Optimization Support

• Performed nodeB and RNC parameter audit and implementation its discrepancy

• Daily NCCR Execution

• Recorded RNO tools such as CTR, GPEH, WMRR, FFAX and WNCS as well as analyzing the logs to identify the root of cause of the failure.

• UEH EXCEPTION analysis in regard to dropped call issue together with the solution.

• Performed daily Alarm handling monitoring and clearance (O&M)

• Performed nodeB restart

• Daily troubleshoot performance top offender accessibility and retainability together with the solution

• Case study CBU error messages to provide the breakdown due to hardware or network performance failure

• Supported Post Launch and 5th carrier roll-out project Ericsson United State RNAM New Canadian Mobilicity Managed Services (October 2011 – March 2012) Position: RF and UTRAN Engineer

• Performed nodeB and RNC parameter audit together with the implementation against the discrepancies following the defined standard parameter.

• Worked on customer complaint handling direct and indirect communication with the subscriber to close out the issue.

• Drive test analysis and reporting

• Performed daily alarm handling and escalation to project for clearing up the alarms

• KPI Performance monitoring and improvement

• Delivered solution weekly top offender accessibility and retainability.

• Worked on EUL and HSDPA user license upgrade

• Delivered 6 sectors and repeater solution for capacity and coverage issue improvement. Ericsson United State GCI Alaska Project (February 2011 – October 2011) Position: Solution Architect

• Wrote solution document End to End minimum requirement HSPA+ implementation.

• Performed nodeB and RNC parameter audit

• Provided baseline radio nodeB and RNC parameter guideline to customer

• Created UtranCell and external GSM neighbor relation

• Performed 911 Emergency Call together with the radio parameter setting guideline

• Performed IMSI trace for the 911 call issue together with the analysis

• Led technical discussion with customer in regard to secondary counter activation for nodeB and RNC to support troubleshooting to identify root cause of any performance issue.

• Defined cluster area for HSPA+ roll-out Anchorage Alaska pilot project

• Identified and solved bottleneck unachieved downloading 21 Mbps and uploading 5.6 Mbps test case

• Documented acceptance report for customer and project manager

• Delivered knowledge sharing to customer as part of lesson learned project Ericsson Indonesia Telkomsel NPI Strategic Project (June 2009 – January 2011) Position: Technical Project Manager Radio Access Network 2G and 3G for 5 Regions (Sumbagut, Sumbagteng, Sumbagsel, East Java and Kalimantan)

• Worked on presales such as defining the WBS, KPI baseline, Scope and Budgeting

• Created business process EID internally to alert Project team, Ericsson Local Support team, Solution team and Tuning team that NPI service is brought by Telkomsel and will start the work, any findings out of NPI scope will be addressed to respective team to close the problem

• Setup 2G and 3G Team Leader, 2G RF Consultants, 3G RF consultants, Drive Test Engineers, Transport Engineer, UTRAN Engineer and Statistical Engineers be on board before the kick of meeting

• Created Project Specification after receiving Assignment Specification

• Led kick of meeting with Telkomsel before project being executed

• Performed and created monthly report project for internal update

• Performed steering group meeting with Key Account Manager Telkomsel project

• Performed monthly update to VP of Telkomsel Network Services Quality Management

• Led monthly updates on every region

• Managed customer complaints

• Created monthly bulletin to Key Account Manager Telkomsel project

• Managed budgetary

• Managed scope of work and deliverables

• Managed PR/PO and sign them off

• Managed time reporting

• Led kick of closing down the project

• Managed documents for EID to invoice after the closing Ericsson Indonesia NPI Excelcomindo Project (October 2007 – May 2009) Position: Project Lead 2G, 3G and Core

• Managed all milestone module activities and deliverable for Radio Access Network GSM, UMTS and Core Network based on contract agreement.

• Managed dependency between RAN and Core Network to close out performance issues

• Managed customer complaints handling

• Collaborated with KEY ACCOUNT MANAGER for any kind of highlighted request or issue by customer.

• Collaborated with the team for any kind of troubleshooting HW, transmission and global parameter

• Negotiation KPI target with customer

• Performed performance review ARP and ASP resources

• Worked on capacity management parameter due to traffic and subscriber growth.

• Reviewed differentiation formula between P4, P5 and P6 due to upgrade as well as settings for Combined Cell Reselection implementation GSM feature, IRAT border if still applicable or inapplicable

• PIC for internal and external issues

• Created and performed monthly report achievement and accomplishment to customer.

• Fixed all misconfiguration in the network such as Aal2path, aal2 routing case and etc.

• Leading bi-weekly meeting on customer’s premises

• Performed trial of 2nd carrier.

• Performed traces analysis such as RRC, NBAP, IMSI and so on.

• Worked on daily worse performing cells using CTR, UETR, WNCS, WMRR and GPEH together with result analysis and recommendation.

• Finalizing acceptance final report.

Ericsson NQM Nokia Swap Softbank Project - Japan (June 2007 – October 2007) Position: WCDMA RF Optimization Engineer

• Monitored daily KPI for CS and PS accessibility, retainability, integrity and mobility network level, RNC and cell level.

• Neighbor list analysis.

• UEH activation for failure or fault analysis.

• Wrote daily report swapped site to customer and project management team.

• Led daily meeting for technical discussion with customer for top offender and action plan to resolve.

• Wrote disturbance report with the resolution after the swapped.

• Statistical KPI performance monitoring for 6 hours period before and after the swapped between Nokia and Ericsson.

• Case study RNSAP Failure which drop rate increased after the swapped.

• Traffic monitoring between carriers related to system layer management carrier due to Inter Frequency Load Sharing activation.

• Daily routine O&M work.

Ericsson Indonesia NPI Excelcomindo Project (May 2006 – June 2007) Position: WCDMA RF Optimization Engineer

• Monitored daily KPI and analysis to improve KPI CS and PS accessibility, retainability, integrity and mobility network level, RNC and cell level.

• Defined drive test route and setting up equipment using Ericsson recommended tools: TEMS Investigation Data Collection 6.1.5 with Sony Ericsson & Motorola UE, as well as Seagull scanner.

• Performed Cluster drives test analysis, data post processed and plot using Tems Investigation Route Analysis 6.1.5, MCOM3G and MapInfo, RF coverage analysis to provide objective level of RSCP and Ec/No level by removing overshooting cell to gain capacity and reduce unnecessary SHO from the network

• Customer complaint handling.

• RRC & RAB failure analysis by tweaking physical antenna and RACH parameter.

• Directed-retry features activation & parameters setting to improve cells that have limiting radio resource to power.

• UEH activation for failure or fault analysis.

• Neighbor list analysis and optimization.

• Supported Excelcomindo ULO test to obtain operation license from the government.

• Identification problem areas based on drive test finding, as RF coverage problems, missing neighbor, co-SC detection, and UL interference problem, RBS / antenna installation, network / HW or UE freeze problem.

• Performed basic tuning activities, e.g. physical changes to improve RF coverage & reduce pilot overshoots, also missing neighbor detection.

• UTRANCELL parameter audit & comparison to default and/or recommended: NeXplorer 3.1.5 / 4.2. Ericsson Indonesia Telkom Flexi (T21) CDMA NPI Project (October 2003 – April 2006) Position: RF Optimization Engineer

• Responsible for CDMA 1X Multi Carriers Network coverage, capacity, and quality optimization.

• Defined drive test route and setting up the equipment using Ericsson recommended tools: TEMS Investigation CDMA 2.4 with Qualcomm Kyocera handset as well as Seagull scanner.

• Performed network drive test periodically for network optimization and VIP complaint purposes.

• Analyzed drive test data, post processed and plot using TEMS Deskcat, MCOM 4.2 and Actix.

• Monitored daily performance like Call set-up, Channel occupancy (paging & access), handoff failure, Drop calls, and Traffic utilization.

• Performed daily alarm check to identify problem due to HW or transmission.

• Optimized RF BSS parameters related to Handoff, Power control, IFHO, neighbor relations, Access, Data & Voice, Registration & Zone definition.

• Performed and analyze trace CDL logs to identify the problem.

• Performed PN Offsets optimization and removed PN ambiguity.

• Supported CDMA 1X EVDO Trial functionality test.

• Created final optimization report to the customer (Telkom)

• Worked on master plan PN planning

• Worked on troubleshoot multi-vendor Network (Ericsson RAN and Samsung Core Network), e.g. Paging Load issue.

• Conducted feasibility site survey for new sites.

• Site survey report (SSR) evaluation and verification to make sure all sites are line of sight.

• Worked on network planning and design, e.g. antenna type selection, antenna placement / height, azimuth, mechanical/electrical tilting and coverage prediction using TCPU

• Worked on initial cell parameters when site in-service, including PN code and neighbor list.

• Provided the best practical layer management strategies between carriers. Ericsson Indonesia Telkomsel Roll-Out Project (April 2002 – October 2003) Position: GSM RND & RF Engineer

• Consistency parameter checked to identify any improper parameter value that sets differently from the agreement value defined by the national team.

• Tuned new sites related to co-BCCH, co-BSIC and layer management between GSM and DCS band for Idle and Dedicated mode and traffic balancing.

• Analysing Drive Test Logfiles followed by recommendations for improving network passive and active KPIs performance.

• Neighborlist analysis adding or deleting to improve a system from a long measurement.

• Monitored KPIs Daily statistic with the offenders due to High TCH Drop, TCH Congestion, low HOSR and SDCCH with its resolution.

• Feasibility site survey to support planning and roll-out group for future candidate sites to improve network capacity and continuous coverage using drive test data and METRICA.

• Alarm handling and resolution will be based on severity and service impacting to avoid user complaint.

• Drive test new site and monthly region basis.

ADDITIONAL EXPERIENCES

LUCENT TECHNOLOGIES RF Optimization Engineer INDONESIA/INDIA/NEW ZEALAND/SINGAPORE AMERICAN EMBASSY Finance and Accounting INDONESIA

BANK DANAMON Loan Data Analyst INDONESIA

VACANCY MEGAH Marketing Executive INDONESIA

TRAINING/EDUCATION

IMS Signaling & VOLTE Using MMTEL, LTE Protocol and Procedure, LTE RBS 6000 Maintenance and Operation, Consulting and Presentation Skill, WCDMA RAN Tuning and Optimization, WCDMA HSDPA Technique, WCDMA RAN Performance Management, WCMDA Protocol and Procedure, Moshell Advance, PROPS-C. Bachelor Degree, Mathematic Computer Science North Sumatra University INDONESIA CERTIFICATIONS

Senior Solutions Architect Ericsson Global

IP Technology Ericsson Inc

Hetnet Ericsson Inc

VOLTE Ericsson Inc

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