Rafi Uddin Email & Phone Number

Riyadh Province, Saudi Arabia

Neom

• Provided office and field support related to the configuration, testing, deployment, commissioning, and documentation of SCADA systems.• Worked as a project team member in the SCADA Application and Hardware upgrade project, and participated in FAT/SAT and commissioning activities.• Monitored and controlled plant operations.• Exported hourly and per-minute operation stats from the Historian server to share daily performance reports with the client.• Shared required data from… Show more • Provided office and field support related to the configuration, testing, deployment, commissioning, and documentation of SCADA systems.• Worked as a project team member in the SCADA Application and Hardware upgrade project, and participated in FAT/SAT and commissioning activities.• Monitored and controlled plant operations.• Exported hourly and per-minute operation stats from the Historian server to share daily performance reports with the client.• Shared required data from the Historian server with the client.• Coordinated with Electrical and Mechanical teams to promptly resolve any faults on site.• Applied cybersecurity best practices for SCADA systems.• Executed periodic maintenance of hardware as per the maintenance plan and ensured proper documentation.• Performed calibration to identify errors and ensure the accuracy of instruments according to manuals.• Managed maintenance planning and execution according to internal and external SOPs.• Presented an overview of the plant and explained SCADA operations to visiting guests.• Recommended improvements for plant operations.• Actively participated in several key innovation testing projects, including the installation, commissioning, and operation of biosensor technology. This involved routine sampling, detailed analysis, and meticulous record-keeping. Shared daily reports with the client.• Ensured 100% operation of CCTV cameras in the plant.• Managed all activities related to CCTV operations and maintenance.• Exported specific video footage sections from the CCTV server.• Demonstrated proficiency with Microsoft Office programs including Word, Excel, and Outlook. Show less

Riyadh, Saudi Arabia

• Planned and optimized new 5G sites.• Provided technical support for KPI and throughput issues in the 5G2 project delivery.• Troubleshooted 5G downlink and uplink throughput issues.• Resolved 5G drops, SgNB Addition, and SgNB Change SSR issues.• Conducted 5G RF Cluster Optimization.• Implemented and tested 5G bands N78 & N40 Intra FR1 inter Band 5G CA solutions.• Optimized 5G Retainability KPIs (Anchor RRC Connection Reestablishment Ratio, NR Call Drop Rate, Anchor Call… Show more • Planned and optimized new 5G sites.• Provided technical support for KPI and throughput issues in the 5G2 project delivery.• Troubleshooted 5G downlink and uplink throughput issues.• Resolved 5G drops, SgNB Addition, and SgNB Change SSR issues.• Conducted 5G RF Cluster Optimization.• Implemented and tested 5G bands N78 & N40 Intra FR1 inter Band 5G CA solutions.• Optimized 5G Retainability KPIs (Anchor RRC Connection Reestablishment Ratio, NR Call Drop Rate, Anchor Call Drop Rate).• Addressed 5G coverage problems and provided solutions.• Managed rollout of 5G NSA sites.• Troubleshooted 5G External UL Interference.• Obtained 5G SSV MS and STC approvals.• Involved in STC 5G trials, planning, and testing. Show less

Dammam, Eastern, Saudi Arabia

• Conducted SSV and ensured cell-level acceptance from customers within deadlines for newly integrated LTE sites.• Monitored and optimized main KPIs to ensure smooth delivery.• Coordinated with DT teams for the SSV process and on-field issues like low throughput; tuned parameters to improve user experience.• Maintained stable KPIs for 48 hours after integration and performed parameter tuning for optimum performance.• Analyzed assigned 3G & LTE clusters and their worst cells in… Show more • Conducted SSV and ensured cell-level acceptance from customers within deadlines for newly integrated LTE sites.• Monitored and optimized main KPIs to ensure smooth delivery.• Coordinated with DT teams for the SSV process and on-field issues like low throughput; tuned parameters to improve user experience.• Maintained stable KPIs for 48 hours after integration and performed parameter tuning for optimum performance.• Analyzed assigned 3G & LTE clusters and their worst cells in East and North regions.• Supported field teams for 256 QAM and Massive MIMO testing. Show less

Riyadh, Saudi Arabia

• Processed and created SCO for designing the Aspiration project in STC using the GATs tool.• Provided in-depth analysis for TSSR and field survey reports, recommending new antenna designs and azimuth adjustments.

Riyadh

• Performed parameter audits and checklists for newly integrated sites, ensuring implementation according to design.• Maintained stable KPIs post-integration and performed parameter tuning for optimum performance.• Coordinated and followed up with DT teams for the SSV process and on-field issues like Low Throughput and tuned parameters according to the capacity in order to improve User experience. • Coordinated with the 3G team for the resolution of Inter Network, IRAT, issues like… Show more • Performed parameter audits and checklists for newly integrated sites, ensuring implementation according to design.• Maintained stable KPIs post-integration and performed parameter tuning for optimum performance.• Coordinated and followed up with DT teams for the SSV process and on-field issues like Low Throughput and tuned parameters according to the capacity in order to improve User experience. • Coordinated with the 3G team for the resolution of Inter Network, IRAT, issues like Cell Reselection and Redirection.• Coordinated with the BSS-Integration team for any hardware issues and arranged Joint Visits with them for Sector swap issues.• Analyzing LTE drop call, network attach failure, PCI collision, HO failure, and worst cell.• Is part of the LTE-2100 Rollout Optimization team. Performed parameter tuning for the newly integrated 2100 band LTE sites in the Eastern region. Tuned parameters for Carrier Aggregation (CA), Mobility load balancing (MLB), and inter-frequency handovers between LTE 1800 and LTE 2100 bands.• Coordinated with on-field DT teams to carry out SSVs for the newly integrated LTE-2100 sites, extending support in feature tests, sector swap resolution, and throughput tests. extending support in feature tests, sector swap resolution and throughput tests. Show less

Riyadh

• Coordinating drive test teams on the field to perform various stationary and mobility tests required by STC for single site verification (SSV) acceptance.• Responsible to analysis the Throughput and Data Call Drop, Data Call Setup failure and other KPIs in LTE logs.• Post Processing the measurement log files and Analysis the poor RSRP, RSRQ and find the Handover failure due to missing LTE and WCDMA Neighbors in Genex Assistant tool.• Post processing Using Genex Assistant, Map Info… Show more • Coordinating drive test teams on the field to perform various stationary and mobility tests required by STC for single site verification (SSV) acceptance.• Responsible to analysis the Throughput and Data Call Drop, Data Call Setup failure and other KPIs in LTE logs.• Post Processing the measurement log files and Analysis the poor RSRP, RSRQ and find the Handover failure due to missing LTE and WCDMA Neighbors in Genex Assistant tool.• Post processing Using Genex Assistant, Map Info & Genex Probe.• Report to optimization team for any abnormal events during activity.• Propose Physical parameter changes for particular site in case we have bad RSRP, CINR etc in our site.• Inter system mobility in idle & connected modes including IRAT • Recommend power upgrades, tilts, sector addition, relocation, azimuth shifts & handover definitions using optimization tools• Analyzing raw reports of CQI, RSSI & HARQ re transmission report• Parametric optimization at eNodeB level• Handling the customer complaint.• Analyzing PCI collision, neighbors, IRAT, overshooting through drive tests & KPI's using drive test tools• Monitoring daily KPIs like Accessibility, Retain ability, HOSR (Intra HO, IFHO), DL/UL Throughput of FDD & TDD.• Worked on Weekly and monthly worst offender cell and give the physical and parameter recommendation.• Ensuring improved KPIs (RRC SSR(%)_service, RRC SSR(%)_signal ,ERAB SSR(%),DCR(%),• Planning of LTE PRACH Parameters/PCI/Root sequence index/TAC using U-NET• Troubleshooting LTE DT issues, e.g. Bad RSRP/SINR/Throughput/Latency (enodeB-EPC),Pilot pollution,• and overshooting.• Good knowledge over LTE Architecture, Interfaces and Protocols associated with it, Frame structure,• channel structure, MIMO, basic elements of LTE i.e. SB/RB/RE, CQI, PMI, RI, TA, RSRP, Automatic Neighbor • Relations to name a few, knowledge of message blocks like MIB, SIB parameters Show less

Mobily Hajj Project Jeddah, Ksa

Key Responsibilities:• Managed cluster optimization to enhance overall network performance.• Analyzed, troubleshooted, and provided recommendations to improve call failures and dropped calls for both CS and PS short calls.• Optimized RF coverage and reduced pilot pollution by improving Ec/No, RSCP, SINR, and PCI.• Prepared comprehensive Final Acceptance Reports.• Conducted detailed analysis of poor RSCP, low SINR, and degraded Ec/No.• Optimized handovers for both… Show more Key Responsibilities:• Managed cluster optimization to enhance overall network performance.• Analyzed, troubleshooted, and provided recommendations to improve call failures and dropped calls for both CS and PS short calls.• Optimized RF coverage and reduced pilot pollution by improving Ec/No, RSCP, SINR, and PCI.• Prepared comprehensive Final Acceptance Reports.• Conducted detailed analysis of poor RSCP, low SINR, and degraded Ec/No.• Optimized handovers for both inter-frequency and intra-frequency transitions.• Planned neighbors and optimized technology fallback.• Analyzed low throughput issues and identified solutions.• Diagnosed radio network functionality problems, such as high CS drop call rates due to hardware faults.• Coordinated with the team for proper audits, data collection, and route planning.• Generated site survey reports and identified coverage holes based on complaints and poor reception.• Recommended new site installations or upgrades to existing sites to improve coverage.• Diagnosed all RF (3G) related problems, including coverage, quality, interference, HO failures, call drops, block calls, and missing neighbors.• Conducted handover tests to ensure adherence to design criteria.• Generated reports to show network improvements before and after implementing recommendations. Show less

Saudi Arabia

LCC (Alcatel project)Key responsibilities include• Logs analyzing drop calls, blocked call, access failure, handover, HSDPA throughput (Layer 3 messages Analyze the TRx Swap and Sector Swap TRx test, analyze the TRx level, TRx Quality, low power, as per Planning).• Missing neighbor analysis using the drive test tool, scanner and layer 3 Radio Resource Control protocol analysis.• TRx performance test, with MOC & MTC and Handovers Inter & Intra, Softer and Soft testing.• Data… Show more LCC (Alcatel project)Key responsibilities include• Logs analyzing drop calls, blocked call, access failure, handover, HSDPA throughput (Layer 3 messages Analyze the TRx Swap and Sector Swap TRx test, analyze the TRx level, TRx Quality, low power, as per Planning).• Missing neighbor analysis using the drive test tool, scanner and layer 3 Radio Resource Control protocol analysis.• TRx performance test, with MOC & MTC and Handovers Inter & Intra, Softer and Soft testing.• Data & HSDPA test and analyze the uplink and downlink Speed as per planning.• Site test over shooting, interference, DCR (drop call ratio) troubleshooting.• Data analyze with actix and prepare the report for the optimization.• Zone drive GSM & UMTS and troubleshoot the over shooting and analyze the call drop and handover failed problem, bad level.• Data analyze and prepare the software punch list for the customer.• Site troubleshooting with TI Partners.• Supervised riggers at the Site Audits. This involved in the pictures of the Site, pictures of the antennas etc.• Checking orientation and adjustment as well as checking and adjustment of mechanical and electrical tilts. • Also supervised to the changes while sector orientation.• Coordinate with BSS teams to resolve issues, such as handover failures, Frequency interference, drop calls and low lower TRXs.• Identified Causes of RF Interference• Identified causes of poor coverage, and made recommendations about the orientation changes, electrical and mechanical tilts.• Perform data service test according to the project requirements.• Perform DT and CQT in predefined clusters and routes, record the data in details• To collect and analyze subscriber complaint, locating the network problem and solve the problems.• Static and Coverage tests for LTE TDD STC project.• CSFB, Static and Coverage tests for LTE FDD STC project.• Using of CCU (Central Control Unit) for RETs. Show less

• Inspected power electric lines to ensure operational integrity and safety.• Led a team of line workers, providing instructions on necessary and precautionary measures.• Communicated ongoing fieldwork updates and progress reports to the Sub-Divisional Officer (SDO).

• Gained hands-on experience in the SCADA department.• Familiarized with the company's services and operations, particularly in the field of Supervisory Control and Data Acquisition (SCADA).

• Gained hands-on experience in multiple areas, including the Electrical Overhaul Shop, Instrument Overhaul Shop, and Radio Overhaul Shop.• Worked in the Boeing and Airbus line maintenance hangars, contributing to the maintenance and repair of aircraft systems.

Bachelor Of Electronic Engineering (Bee), Electrical And Electronics Engineering

Master'S Degree, Electrical And Electronics Engineering

Hsc