Ehsan Razmjoo Email & Phone Number

Tehran, Tehran Province, Iran

Brazzaville, Republic Of The Congo

Tehran Province, Iran

Tehran, Tehran Province, Iran

Tehran

Supervision on Ericsson/Nokia FDD/TDD RF antenna expansions in MTNIrancell Network.Operation and Maintenance of SDH/PDH MW Tansmission links for different MW links such as Ericsson TrafficNodeEricsson Mini link, Huawei RTN, NEC Pasolink. . Configuration and Integration of IP-RAN Transmission links and E1Links for various MW equipments.Operation and Maintenance of 2G and 3G-Node B BTS for Huawei BTS3812, BTS3900, BTS3900L, BBU3900 LTE-TDD,4G-FDD and Ericsson RBS 2200 and RBS3200 family.Operation and Maintenance and Alarm Troubleshooting of Huawei LTE-TDD and 4G-FDD equipments.Installation, integration and commissioning, testing and troubleshooting, software upgrades of various MW TransmissionEquipments (i.e. Ericsson Mini-Link Traffic Node 6P, 20P, Hi-Capacity, Minilink E, Huawei RTN620, RTN910, RTN950,RTN980).Creation, Installation and End to end testing of IP RAN Packetlinks and 2Mb E1 from local site to RNC or BSC.Transmission capacity upgrade for various MW Transmission Equipments . DCN and MNS Visibility configuration andtroubleshooting . Installation, alignment and testing of microwave antennas and RSL rectification.Cut-over/migration or Hot-Swap of IBS/RBS/BTS to newly installed MW transmission links.Cut-over/migration or Hot-Swap of BTS to new vendor equipment.Supervision in installation of outdoor and indoor BTS and MW Transmission equipment; antennas, I.F. cable, feederinstallation according to standards and quality specified.Conducting quality survey for newly installed transmission and BTS 2G/3G/LTE/4G sites.Commissioning and Integration of Ericsson IBS/RBS (2106, 2202, 2206, 3202, 3206), Huawei BTS3812,BTS3900,BTS3900L, BBU3900-LTE TDD/FDD with its corresponding Antenna and feeder systems.Test call activities and procedures using TEMS 9.0 for 2G and Node B. . Conducting PAT activities for acceptance ofGSM/Node B/LTE/4G and Transmission projects.

Acquitting any BSS issue.involving on any changing or expanding around BSS.support TX/BTS/HD teams for performing the tasks better and rectifying the outages more quick.Prepare and reporting the FLM weekly report (include PM,CM,WO,KPI,CR,TCH availability ,BTS availability).supervising any changing or new NE installation around BSS.Preparing the BSS daily health check on region 3 MTNIrancell everyday.communicates them to key stake holders for all technology on air BSS,RAN nodes; Initiation, planning andintegration of BSC, RNC, BTS, Node B, eNode B; O& M of all on air technology BSS,RAN nodes.Do support in emergency and 24,7 duty; I am responsible of knowledge sharing in own technology area.Complete O&M of Huawei,NSN BSC and RNC, Huawei,NSN BTS and NodeBIntegrating NSN,Huawei BSC, RNC, BTS, nodeB , eNode B and required data base preparationFault Restoration , TT handling , Alarm handlingConfiguration Management (Retune of Access Network)Work Order(WO) and Change Request(CR) handlingIncident Management (& Post incident reviews) & MI (Major Incident) handling2nd level troubleshooting (R14. RU15, RG30, RU40, L50)Features and functions handling and technical Impact Analysis.Backup and Restore Administration.2nd level Routine,Preventive Maintenance (Health Check)Software update and Upgrades and Roll OutBTS Rehoming, BSC migration, LAC split activitiesBTS Rehoming, BSC migration, LAC split activitiesNetwork Performance Monitoring, Performance analysis, dig down the problem and provide solution (CSSR,Call Drop, TCH assignment success rate, TCH drop, SD drop, HO success rate, TCH,SDCCHCongestion,Blocking etc.)KPI analysis and set improvement plan to reach the target.BSC capacity expansion,reduction on regular basisBSC Re- homing, Site Re- homing,Migration, BSC, RNC and eNode, node B , BTS integrationProficient in using OSS tools like NetAct , M2000, CM, PM ,CME etc.

Was responsible for:Manage the region 3 on MTNIrancell BTS teams as FLM BTS team leader.Management of all rehoming/rerouting action on region.Manage team for daily activity, report progress and arrange work schedule for keep the target.Responsible for manage and update the network NPO trouble tickets until solving.responsible for supervising on PM process.performing BSS training for new staffs.supervise the PAT & SOA process from MS side.

Mashhad, Khorasan-E Razavi Province, Iran

Starting as BTS engineer on Region 3 MTN-Irancell Maintenance team and cover over 200 BTS sites.responsible for follow up all Down sites/NPO TTs/Nera & Tellabs health check and other network issues.Configuration and commissioning of NOKIA BTS, FLEXI BTS Operation and maintenance of NOKIA ULTRA SITE EDGE BTS,FLEXI BTS Completely responsible for Integration, Installation and Testing of BTS & Microwave sites. PCM verification and testing the loop from BSC. End-to-End E1 routing using RRI,E1T1, FIU,.FIFA,FIPA Doing various measurements like VSWR. Knowledge in Battery bank, Delta, Eltek, power plant Trouble free services. Experience in maintenance fault diagnosis and rectification at cell sites. Responsibility for operation and maintenance of Telecom Power equipments for Providing Trouble free services. Coordinating with vendors and other operators regarding site issues. Termination of alarms at Distribution Frame. Quality inspection of cell site & performing A.T. of sites. Worked on Telecom software like NOKIA BTS MANAGER, FIU19E, METRO HUB MANGER Worked on Expansion of Flexi to Flexi and Ultra to Flexi Sites Worked on NOKIA online site for EPM updating. Test and measuring equipment's worked with:Site Master BIRD, ANRITSU, test equipmentNokia BTS (Ultra, Metro, Flexi), Metro Hub, FIU, Flexi Hopper Additional Skill

Supervise outdoor and indoor installation of BTS and MW• Install/integrate NOKIA Ultra/Flexi/Micro BTS sites.• Perform acceptance tests including, but not limited to, the antenna and duplexer subsystem, testing which include (RL) Return Loss, (DTF) Distance To Fault• Install DC wiring from power plant to fuse panel and from fuse panel to equipment• Work with DC Power systems, DC Battery strings, terminates AC Power.• Install and commission NOKIA Ultra flexi multi radio including 24 hour BER testing• Test Transmission service from BSC to RBS for Integration• Simulating of alarm • DDF installation and E1 cross connection from bts to mw• IBS (In Building Solution)Installation• Install/commission and align Passive repeater• BER testing • Provide a report that all elements of the installation and integration work as well as actual test result and photographs and send daily to the Project Manager.