Creative and skilled Telecom Engineer with 6 years' experience in 2G and 3G RF planning and optimization, including networks using GSM, UMTS, Ericsson technologies. Provides technical solutions to improve network performance through parameter optimization, frequency planning, and hardware issues identification and resolution.

1. Resume Title: Senior RF Engineer for 2G/3G Networks
Resume keywords summary: GSM,UMTS, Ericsson, 2G,3G, RF, Engineer, Optimization, Design
Contact Information
Hadi Tohidlu
Mobile: 0098-936-4211126 & 0098-919-0758506
Home: 0098-263-3269814
E Mail: hadi.tohidlu@gmail.com
Unit 3-No 232-Second Atlas St-West Orkideh St-Eram Blv- Mehrshahr-Karaj-Iran
Postal Code: 3187636545
Work Experience
Experience level: 6 years in Telecommunications
SUMMARY:
Creative, energetic, and skilled Telecom Engineer with 6 years’ experience especially in 2G And 3G RF
Planning and Optimization field.
Experience includes 900, 1800 & 2100 MHz bands, with Ericsson UMTS/GSM in high traffic & utilization
network.
COMPETENCE:
• Technical Competence: 3G/UMTS/WCDMA/GSM-2G/GPRS/EDGE-2.5G Technology, network Planning
and Optimization (NPO).
• Tools Proficiency: Expertise with various tools comprising of OSS & Optimization tools like
AMOS,MOSHEL,SECURECRT, business object , KPI Browser ,CITRIX , 2G/3G Drive Test tools (like
TEMS), Post Processing tools (like ACTIX & MAPINFO).
Vendor Expertise:
ERICSSON

2. EricssonTehran, Iran - Optimization Engineer(Apr 2013 – Present)
MTN (Iran Cell) Multi-Vendor Optimization Project(MVO)
Our team is responsible for optimization of Ericsson UMTS/GSM sites of MTN Irancell Network in Iran.
My area of responsibility is Part of Tehran City.
• Optimization of radio network (2G/3G) – analyzing KPIs & finding solution to improve CS/PS KPIs.
• Finding radio solutions and preparing new Frequency planning proposalto have better quality of Service in
the 2G radio network.
• proposing new sites or redesign Current Sites to rectify coverage/Capacity gaps (2G/3G Networks).
• troubleshooting Hardware problems with BSS Alarm & KPIs analysis & Creating suitable solution to resolve
the HW Problems (2G/3G Networks).
•In case of Transmission problems, analyzing related KPIs & statistics to finding the exact Problems &
suitable solution for resolving them (2G/3G Networks).
•Analyzing network parameters by using Network dump to clear inconsistencies & improving network KPIs
(2G/3G Networks).
•Analyzing the Network parameters for doing special studies to retuning the Network Parameters for better
Performance of Network (2G/3G Networks).
•Activating Radio Network features for better Performance of Network (2G/3G Networks).
•LAC re planning & LAC balancing for improving Paging KPIs (2G/3G Networks).
•Analyzing timing advance & Propagation delays by using MRR & Propagation delay Reports to resolve
overshooting cells Problems & reducing interference & improving Quality of Network (2G/3G Networks).
•Using NCS/WNCS Tool for adding new/missing NBR Relations to the cells (2G/3G Networks).
•Using cell to cell hand over statistics for NBR Audit Activities (NBR deletion) in network level (2G/3G
Networks).
•ABIS optimization Activation for improving PS performance in network Level (2G Networks).
• preparing routine or special Reports for customers (2G/3G Networks).
•Optimized existing network by adjusting radio network parameters (2G/3G Networks).
•Determined problem of sites by using network key performance indicators (KPIs) and drive test data (2G/3G
Networks).
• Proposals Creation for resources expansion and daily monitoring of resources (CE, Power, User license, etc)
(3G Networks).
•Biweekly Ran scrambling code collision checks (2G/3G Networks).
• Optimized UMTS/GSM dropped calls (2G/3G Networks).
• Optimized IRAT preparation and execution failures daily and optimized IRAT thresholds to maximize
UMTS usage without dropped calls (2G/3G Networks).
• Used WNCS Tools to add missing UMTS neighbors and down tilt the overshooting cells (3G Networks).
• Implemented EDGE/GPRS data optimization, data traffic dimensioning, and extensive parameter trials for
increased throughput (2G Networks).
• Participated in optimization of power control and handover parameters that reduced the number of total
handovers in the network by improved dropped call rate & Quality (2G Networks).
• Data Services Optimization: Remote Network Analysis, Planning, Tuning, Optimization & Capability
Management for Data services, Accessibility (GPRS Attach Success Rate, PDP Context Activation Success
Rate), Data Retention (TBF Success Rate/Drops), Quality Management (GPRS/EDGE throughput, Hard and
Soft Blocking) (2G Networks).
•Analyzing drive test log files and recommending optimal recommendations like azimuth and tilt adjustments
and parameter optimization to resolve below Issues :
High interference, pilot pollution, access to network failures, low RSCP, BAD EcNO , Low RSSI Areas , call
drops , missing neighbors , Low IRAT Performance Areas and etc.
•Conducting 2G/3G parameter audit to make sure all are synchronized to maintain CS and PS IRAT HO KPIs
stable.
•Monitoring and analyzing daily network Key performance indicators (KPIs) & counters especially

3. accessibility, Retain ability, Mobility (IRAT, SHO) and HSPA data Rates by using AMOS & Business object
tools.
•Responsible for reducing congestion and call drops, improving the IRAT Handover, Soft Handover, CSSR,
RRC Connection & RAB Establishment Success rate in the 3G RAN network for Voice and HSPA services.
•Conducting Single Site Verification (SSV) test (voice call, R99, HSDPA, HSUPA and IRAT) & analyzing &
Reporting the Results.
•Makes Attending to customer's complaints and solve their issues to achieve full customer satisfaction.
Troubleshoot dropped calls, low RSCP and EcNo issues to ensure good speech quality to meet customer’s
KPI's. Generate Analysis report for customer complaints.
• Parameter Audit: BSS Parameter Audit and Tuning in GSM and UMTS technology to standardizing the
network configuration and optimizing against the set bench marks.
• 3G/UMTS Expertise: Drive Test post processing analysis for swapping project and for new rollouts
networks, maintaining the KPIs.
Ericsson Tehran, Iran - Post processing Analyzer Engineer (Sep 2011 - Apr 2013)
MTN (Iran Cell) Multi-Vendor Optimization Project (MVO)
• Optimization of radio network; Drive tests and fine tuning by changing BSS parameters, Frequencies and
require physical changes (Antenna tilts & azimuths, etc ).
• Suggesting radio solutions and Frequency planning proposal for radio network.
• analyzing the LOG files and highlighting poor performing sites/cells & Areas and problematic
Events like Dropped Calls, Handover Failures, Blocked Calls and mentioning the exact
Cause of these failures.
Kavoshgaran Ertebatat Shaygan ,Tehran, Iran - RF Engineer (Jun 2011 - Sep 2011)
MTN (Iran Cell) Multi-Vendor Optimization Project (MVO)
• TSS & LOS check for new Proposal Sites & Relocated Sites in Tehran City.
Kavoshgaran Ertebatat Shaygan ,Tehran, Iran - GSM Drive test Engineer (Nov 2010 - Jun
2011)
MTN (Iran Cell) Multi-Vendor Optimization Project (MVO)
• RVT
Site verification tests in order to check the coverage of the cells, the performance of the TRU’s, Intra-Site and
Inter-Site Handovers and Sector Swaps.
• FAT
Long call & short call Drive test, Frequency Scanning Drive Test, GPRS and EDGE data
Drive test.
• IBS
Walk test, Reporting & log file analyzing (checking & Reporting of in building Sites coverage and
Handover check between indoor site and outdoor sites)
• spectrum analyzer

4. Participated in “Spectrum Clearing” team that used spectrum analyzers to clear 900/1800/2100 MHz spectrum
in whole Iran
WORK PERMITS
Iran Citizen
Education & Training
Bachelor of Science in Electronics and Communications Engineering
(Information Communication Technology (ICT))
OTHER CERTIFICATES
2014 WCDMA RAN W13 Functionality ERICSSON, Iran
2014 WCDMA RAN W13 Initial Tuning ERICSSON, Iran
2014 WCDMA RAN W13 performance Management & Optimization
Seminars / Trainings attended:
Ericsson Radio Network Tuning
Ericsson TEMS Investigation
ACTIX Analyzer
BSS Parameters
GSM System training
Ericsson 3G Workshop
IT SKILLS
Windows & Office tools
PERSONALSKILLS PROFILE
Team Work
Quick Learning
Quick Teaching
Problem Solving
Organization and Planning
Drive for Results
Presentation Skills

5. Languages
Language Level
Persian Native
English fluent
Job Preferences
Job Category: RF Engineering Jobs
Job Type: Contract (Full Time)
Job Status: Immediate
Desired Salary: $ Unspecified
Desired Location: Not Specified
Willing to Relocate: Yes
Many thanks for your time that you spend to reading my CV