 Fault Management of all Microwave Network elements for 3g & 4G network including SDH and IP Radios and guide Local LSP to rectify. Handle all the Microwave network incidents and events, coordinate with field team and Local LSP Vendors for timely resolution and restoration. Provide the RCAs for all major network failures, do the problem management for each major failure and implement corrective actions in coordination with OEM guidelines and point of actions. Guide the Field / Regional Engineers for all fault analysis and troubleshooting, provide the required alarm clearing MOPs. Coordinate with LSP vendor for next level support for critical, major fault resolutions, network upgradations as per the restoration KPIs. Validate all the Network change requests (NCR), ensure foolproof implementation plan and zero outages in the network, coordinate and support rollout team for timely integration and Acceptance test completion. Perform configuration changes for provisioning end to end Circuits and VLAN configurations for new sites/circuit rollout, network changes and upgrades E2E BH transmission readiness with NTTN & MW & Optical network for new rollout in existing Robi network as per project goal. LTE new backhaul and lease/BH upgrade project follow up and reporting. Ensure new 2G, 3G and 4G site lease transmission with align different internal and external stock holders for smooth implementation and on air.

19th Sep 2017- 31 Oct 2020Position : Project Coordinator – Implementaion (Contructual)Company : Taurus Int. Ltd (Outsource Organization Of Robi Axiata Ltd.) Implementation, Technology.Responsibilities:  Co-ordination in GE configuration with NTTN partners and Robi internal stockholders. GE plan (NTTN part) co-ordination with IPNI and NTTN for smooth implementation in existing Robi network. LTE new backhaul and lease/BH upgrade project follow up and reporting. Ensure new 2G, 3G and 4G site lease transmission with align different internal and external stock holders for smooth implementation and on air.  Ensure new E2E lease transmission Ensure new IBS lease transmission Event & other BAU support NTTN Relocation co-ordination.  Manage space & power approval for NTTN new equipment installation Process key approval requested from NTTN Process access at core site for NTTN NTTN NCR follow up Co-ordination of iPAT and PAT with NTTN Key, access and house owner issue resolution co-ordination Update ROC for HO, Key and access issue

9th MAY 2016- 6th Sep 2017 Position : Project Coordinator –Transmission (Contructual)Company : Taurus Int. Ltd (Outsource Organization Of Robi Axiata Ltd.) Central Networks Configuration (CNC), Central Operations, Technology.Responsibilities:  Preparing plan for Optical Fiber(OF) transmission path for 2G & 3G Network using Huawei Optix OSN 1500/2500/3500/7500(MSTP & MSTP Hybrid), RTN-980 & RTN-950/905/650. DWDM-8800, Ericcson's SPO 1460 series & DWDM, Alcatel 1650 SMC, 1662 SMC & 1660 SM. Ensuring 2nd/3rd level protection route using various protection schemes (L-MSP, Ring, SNCP, 2f-MSSP, LAG, E-AGGR, E-LAN, E-line) for OF route in whole network. Experience with GboIP & AoIP as per business requirement. Provide DCN, Clock Service configuration for whole optical network using OSPF. Negotiating with Lease vendors and rent Lease line where OF needed and provide technical support to shift live traffic to Lease line. Assist in creating BoQ for transport network by forecasting the upcoming traffic requirement from Marketing Design and dimension the core transport Card/Board/Module installation/relocation for ADM/DWDM to cope with the network expansion requirement.  To prepare transmission network HLD (Higher Level Design) and DLD (Detailed Level Design) for Microwave and optical network according to the requirements of new project for CC swap and expansion. Analysis BSC data and Transmission Path for new rollout and implementation. SWAP and Expansion proposal for Transmission Network optimization as well as support for implementation team. To assist and support Customer Project Manager in preparing the BTS/Transmission (TN, MUX) and Implementation schedules as per the Project / Customer rollout plan.  Logical Verification at MUX for the Transmission route to reroute and CC swap modernization.

Responsibilities: # To prepare transmission network HLD for Microwave and optical network according to customer provided data. # Detailed level design (DLD) prepare according to the HLD for transmission network modernization and high priority traffic protection.  # Analysis BSC data and Transmission Path for new rollout and implementation. # Microwave e2e Transmission planning for Robi 2G & 3G network & integration.  # SWAP and Expansion proposal for Transmission Network optimization as well as support for implementation team. # Transmission SNCP Ring design & implementation for network modernization.  # Planning, logical and physical verification of 2G & 3G sites for cluster cutover and site Re-home.  # Coordination between TX and RAN team for 2G & 3G site Integration & implementation. # TX up gradation and swap coordination with Integration & implementation team. # Prepare E1 optimization plan for existing sites & integration. # Link Budget, Diffraction, Multipath & Reflection Analysis, Capacity Planning, and Frequency planning and interference calculation.  # To assist and support Customer Project Manager in preparing the BTS/Transmission (TN) Implementation schedules as per the Project / Customer rollout plan.  # To lead Field Engineers, supervisors on conducting Radio site Inspection to ensure site readiness and Safety for Installation. # To plan, track and implement all activities related to the BTS/Transmission (TN) implementation process. # To coordinate with BSC Integrators for RBS/Node B Integration activities # To Monitor BTS/Transmission (TN) implementation and first line maintenance work till hand over. # To deliver the 2G & 3G expansion and swap project of BTS and Transmission. # To guide and advice Field Engineers/Supervisors regarding the Radio Site Implementation Process and activities.

 Troubleshooting the billing software(Pegasus) to make convenient way for SingTel customer to generate the bills on regular basis. Escalated network coverage related issues with 3G, 4G & LTE to 2nd level escalation team. Ensure customer satisfaction regarding the usage, network issues of 3G, 4G, LTE, VAS  Ensuring customer retention &up sell for new products of SingTel. Voice calls & data roaming as well as activate/ deactivate all the VAS & troubleshooting under Mobile account. Working with the Pegasus, Spear, Icon, Tallyman, Data Management portal, Atomic to troubleshooting all the services related under the Mobile account. Trouble shooting network related issues, roaming support for mobile users as well as Billing Software Up gradation & trouble shooting.

Responsibilities :  Transmission Planning/Link design/Interference/Diffraction/multipath analysis using PathlossV.4, MapInfo & UniSTAR Designer. SDH/PDH MW / Fiber Optic Transmission networks planning, design & implementation  Optimizing, re-designing and reviewing modification of the transmission network  Preparing guideline and process for transmission network performance improvement.  Following up on implementation of necessary optimization and recovery plans.  Expanding/ upgrading/ re-designing current transmission network based on the requirement. Troubleshooting/implementation for low capacity PDH link to high capacity SDH link (Long Haul) Finalize the Microwave Link / Optical / OMS requirement and BOQ preparation Equipment Engineering , Microwave Network Design, Microwave SNCP/ RSTP Ring

Responsibilities :  Find out the Transmission alarm/problems as SDH/PDH also Marconi Muxes as front office engineer & 1st level troubleshooting for transmission nodes.  To maintain& troubleshooting MUX Airtel Bangladesh Ltd network, Transmission (NE and report) monthly backup. Escalated the alarm according to the severity to other nodes. Fault finding & troubleshooting the BTS & BSC Nodes.

Responsibilities :  Installation, commissioning & troubleshooting of Transmission SDH & PDH MW & Optical links Emergency fault rectification for Transmission nodes (SDH & PDH), Muxes & RBS also upgrades software to improve the functionality of the network equipment. Preventive Maintenance for all components for the network equipment. 1st level Ericsson support for BSC, MSC, FNR & core equipments.  To maintain Airtel Bangladesh Ltd network MUX, Transmission (NE and report) monthly backup. To maintain (PM and CM) core (MSC-1) location of Warid Telecom’s Electrical Equipment (DG 1000Kva, sub-station, MDB, PIB, AVR, Inverter, Rectifier Emersion and fire extinguisher system) Ensure in time preventive servicing / troubleshooting of Fixed Generators, Portable Generators Aircons, Aircon timer, AVR. Region-1 Dhaka, Zone-1 Transmission & and core(MSC-1) in charge (FM Switch)

 Installation, Troubleshooting & maintenance Radio Link products (Clear Channel /IP Radio) Microwave Link Commissioning and testing quality with BER (Bit Error Rate) tester. Ethernet to Serial and Serial to Ethernet conversion, VPN Routing. Radio Link Installation & Maintenance (Point to Point and Point to Multi point). Survey the Line of Sight (LOS) considering all environmental factors, Calculate Fade margin, CalculateFresnel Zone, Select radio equipment, prepare link feasibility report, Bandwidth controlling, monitor radio performance and frequency interference using spectrum analyzer.

Responsibilities :  Survey the Line of Sight (LOS) considering all environmental factors, Calculation the Fade margin, Calculation the Fresnel Zone, Selection the Radio equipments, prepare Microwave link feasibility report, Bandwidth controlling, monitor radio performance and frequency interference using spectrum analyzer.

Responsibilities :  Installation, Troubleshooting & maintenance Radio Link products (Clear Channel Radio /IP Radio) Link Commissioning and testing microwave link quality with BER (Bit Error Rate) tester. Ethernet to Serial and Serial to Ethernet conversion, VPN Routing. Radio Link Installation & Maintenance (Point to Point and Point to Multi point