Hamidreza Kheirkhah

• Over 16 years of experience in mobile telecommunication in different technical roles in Access areas such as FM (Fault Management), PM (Performance Management), and CM (Configuration Management), covering Radio Performance, Optimization, and customer complaint handling for radio issues, also projects such as Turnkey, Swap, Rollout and Network Expansion.
• Installation, configuration, commissioning, troubleshooting, and acceptance of HUAWEI and ZTE Access equipment with strong technical knowledge in GSM, UMTS, LTE, and 5G.
• Huawei official trainer for different access technologies (GSM, UMTS, and LTE), Equipment (RNC, RAN, BSC, BTS), data configuration, troubleshooting, and network Optimization (analyzing KPI, BSC log, Drive test result, on-site physical problems investigation and network parameter adjustment)

Technical Support Engineer (Network Analyst)

Infovista – Toronto, ON (Remotely) August 2022 - Present

• Debugging performance issues in KLERITY and Ativa, entirely Kubernetes-based applications
• Responding to a ticket follow-up with a customer
• Communicating with the R&D team in order to solve the issues according to SLA, Upgrading Patches.
• Organizing meetings with customers to submit technical solutions to their problem
• Supporting customers regarding a problem by finding the solution according to an SLA and aninitial diagnosis. Validating the information at the supplier's level.
• Improving internal and external monitoring system on Linux.

RAN LTE Technical Support Specialist Eco-Tel – Montreal, QC (Remotely)

January 2022 - August 2022

• Organizing meetings with customers to submit technical solutions to their problem
• Supporting customers regarding a problem by finding the solution according to a SAL and an initial diagnosis. Validating the information at the supplier's level.
• Responding to a ticket follow-up with a customer
• Improving internal and external monitoring systems on Linux

Senior RAN Engineer / Consultant Faracell Telecom

August 2019 to January 2022

• Leading Technical team in Swap/Rollout project
• Providing solutions for Radio network optimization
• Performance management and troubleshooting LTE end-to-end services including TDD and FDD technologies
• Analyzing network quality and Performance Management for Radio Access (UMTS/LTE), remotely for Middle East mobile operators
   

Technical Supervisor Uber - Mississauga, ON

January 2019 to August 2019

• Managing and mentoring operational team, communicating, and adhering to new procedures, policies, and goals
• Observing the performance of team members to identify their strengths and opportunities
• Monitoring team quality and assisting with targets, and leading quality control to facilitate procedures
• Coaching and training the team members to improve team productivity

NOC Engineer - RAN Rogers - Montréal, QC

September 2015 to September 2018

• Network monitoring and fault management for Radio Access (UMTS/LTE)
• Escalating non-resolved issues to back office and following up to the closure of TT (Trouble Ticket) concerning the Service Level Agreement
• Regular and on-demand reports to the customer, including network operation status and TT status

RAN Rollout/Swap Team Leader

ZTE - Tehran, Iran

January 2015 to May 2015

• Supervising technical team in Rollout/Swap in a national wised project
• Patch upgrade and rollback for Radio Access Network elements for Huawei DBSs needed to be changed to ZTE
• Software commissioning, data configuration, troubleshooting, and maintenance on RNC(6900), Node-B (DBS3900)
• Analyzing network quality and KPI, Tuning Radio Network parameters before and after replacing ZTE NodeBs in the Swap project
• Supporting (On-site or Remotely) the integrator teams in commissioning and troubleshooting Node-B.
• Supporting an on-site team for modifying and optimizing physical Antenna changes (Vertical or Horizontal) and Mechanical or Electrical tilt for improving network quality
• Daily network fault management via alarms and RNC log
• Daily network optimization by analyzing RNC log, drive test log, and KPI for under- monitoring clusters
• Cells performance pre and after applying changes
• Cluster Optimization, Achieving KPI targets, and Rx level and Quality
• Providing resolution to achieving the requested KPI by the operator
• Using M2000, Swissqual, TEMS, and ACTIX to improve network quality
   

BSS/RF Team Leader HUAWEI Tehran, Iran January 2008 to January 2015

• Planning, managing, and observing the procedure of commissioning and

troubleshooting BSC and BTS

• Preparing Material Requests and supervising installation procedures
• Supporting technical team (Remotely or Onsite) in Software commissioning, data configuration, troubleshooting, operation, and maintenance RNC (6900), Node-B (DBS3900), PCU.
• Supporting on-site teams in Expansion and Rollout projects
• Daily CS and PS optimization analysis including Drive test and OSS
• Utilizing Huawei tools to capture traces for escalated customer issue and analyzing the corresponding protocol (BSS AP, RAN AP, Abis, Iub)
• Analyzing worst cells and implementing required action for improving CS and PS KPI (CSSR, DCR, HOSR, TCH ASS Fail)
• Utilizing voice quality measurement tools to evaluate the voice quality (PESQ, MOS)
• DT Log files analyzing with TEMS Investigation,TEMS Discovery Device, ACTIX , for finding the reason for Poor coverage , Inappropriate HO failure, and call drop
• Experienced working with Geolocation solutions to analyze and improve Radio Network KPI and customer complaint handling
• Daily network monitoring (Licence, software upgrading, alarms, KPI, QoS)
• Implementing an expantion plan based on existing network capacity, coverage and quality
• Network pre-optimization in order to fulfill the target KPI
• Providing the solution after analyzing network KPI
• Attending a bi-weekly meeting with customers to present and discuss the progress of the assignment
• Technical Training and Evaluation for Subcontractors and new employees

BSS Engineer HUAWEI - Tehran, Iran

January 2007 to January 2008

• Supervising data configuration, software upgrade, and installation for BSC and BTS
• Cooperating with the RNO team to achieve the requested network quality by the operator.
• Handling Cut-over, Swap, and Re-Home of BSC/PCU/BTS
• Radio network KPI analysis consultancy in cooperation with Optimization team
• Daily network management (licenses, monitoring, alarm handling, and configuration)
• KPI formula definition and co-operation with the NMS team for the implementation of new reports

Electrical Engineer plus having training in Huawei training center for RAN network