Experience

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  Digicon technologies ltd

  Feb 2016 - Aug 2016

  Customer service representative

  EXPERIENCE:1. Answer calls and respond to emails.2. Handle customer inquiries both telephonically and by email.3. Manage and resolve customer complaints.4. Provide customers with product and service information.5. Identify and escalate priority issues.

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  Brac

  Oct 2016 - Aug 2017

  Technical quality specialist

  1. Design and expand training and development programs based on the needs of the organization and the individual.2. Work in a team to produce programs that are satisfactory to all relevant parties in an organization, such as line managers, accountants and senior managers at board level.3. Handling the learning and professional development of the employees of skills development program.4. Equipped staffs with the knowledge, practical skills and motivation to carry out work related tasks. 5. Trained a group of third party peoples whose were responsible to ensure the practical knowledge of the apprentice.6. Assessment and monitoring the quality of master crafts person’s (third party) and theoretical trainer.7. Field monitoring and ensure Decent Workplace in Informal Sectors8. Developed two CSLB (Competency Skill Log Book) based on learning course competency materials.9. Keep up to date with developments in training by reading relevant books, going to meetings and attending relevant courses.10. Arranged and conduct monthly meeting with the employees, MCP, TT, learner’s and their guardian’s.11. Research new technologies and methodologies in workplace learning and present this research. Show less

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  Banglalink

  Nov 2017 - Jan 2019

  Network planning engineer

  EXPERIENCE:1. Prepare weekly utilization report for DWDM, & Hybrid network and take immediate action ifusage exceeds over 75%.2. Project co-ordinate from the optical team for Minihub Protection and Optimization through the NTTNnetwork.3. Prepare inventory report for optical network element and find the gap between actual &ordered quantity.4. Issue WO to modernize legacy SDH network to IP-based network.5. Analyse and perform optimization work for the optical network by implementing QoS & additionalBW.6. Follow-up installation & integration of optical equipment (Hybrid equipment OSN7500,OSN3500, DWDM-OSN8800, OSN1800) till PAT completion.7. Coordinate with different internal stakeholders like implementation, operation, regularity andNTTN for different project-related work.8. Plan transmission solution for 2G, and 3G traffic from FO Hub to respectively BSC, and RNC.9. Ensuring BSC traffic tertiary protection through NTTN.10. Rearrange BSC & RNC traffic as per demand and database prepared for 2G, 3G & LTE sites.11. Ensuring site access for different work orders for connectivity between optical equipment,router, and NTTN devices.12. Meet FON/Capacity leasing/ Infrastructure sharing as per marketing requirements.13. VLAN optimization in the optical network for site re-routing.Project Involvement:1. 2G/3G rollout2. 3G Optimization3. Minihub Protection4. Tertiary Link Protection with lease line Show less

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  Teleaus™

  Feb 2019 - Jan 2020

  Network design & delivery engineer

  1. Working with nbn and Telstra designers, Constructors and Planners across Telstra and nbn Fiber Network delivery teams.2. Planning & design passive network in physical network inventory (PNI).3. Planning and design high-level multi-technology area at spatialNET for rod and rope survey plan (RRP)4. Evaluate and QA field survey report for detail design document (DDD)5. Raise RFI to stakeholders if there is found any fault during RRP and field survey at the construction level.6. Design both high-level, detailed design and construction work plan (CWP) in AutoCAD.7. Ensuring plans and detailed designs created meet defined quality standards.8. Evaluate NDD (Network Design Document), FIR (Field Inspection Report), and DDD (Detailed Design Document) against the use of maximizing principles and fitness rules.9. Provide FRS (Fiber Record Sheet) for interfacing active and passive networks.10. Design a single line diagram (SLD) in CAD for splicing fiber during construction.11. Provide BOM & BOQ according to the construction plan.12. Generate GML (Geographical Markup Language) and Shapefile from PNI and validate plan in MAP info and QGIS13. Timely delivery of high-level multi-technology area plans and detailed designs.14. Provide high quality, cost-effective design solutions for the design and build of the MTM high-speed broadband network.15. Developing network requirements, technical designs and specifications for the project implementation.16. Planning and implementing of Fiber Network/ POP expansions and upgrades.17. Design the customer network to reduce customer and O&M impact.18. Ensuring QA, OH&S and business systems development on customer projects. Show less

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  Robi axiata limited

  Jan 2020 - Aug 2023

  Co project manager

  1. Assist the project manager to create WBS, define scopes, schedule management & baseline for the given project.2. Ensure the deliverable's quality and the requirements are fulfilled as per project chatter.3. Accountable and responsible for resolving customer complaints, and continuous service quality improvement by deploying new and innovative solutions along with risk mitigation.4. Manage and Coordinate for new system integration and E2E vendor and stakeholder management to ensure progress as per baseline and targets.5. Responsible for creating, verifying, and implementing a Maintenance Operation Plan (MOP) for any kind of IP Network Expansion and Root Cause Analysis Report, weekly report, etc.6. Vendor management for timely resolution of Trouble Ticket (TT) maintaining the agreed SLA and AMC contract SLA.7. Accountable for the daily operational management of MPLS-based MPBN network(2G/3G/4G), IPRAN, OCS/CBS, LI, and ISP IP network configuration and Troubleshooting of Router, Switch, and Firewalls rule implementation as per internal approval8. Checking alarm to prepare daily alarm report for responsible concern teams and prepare weekly utilization report of the network and take immediate action if usage exceeds over 75%.9. Developed automation with Python for analyzing various nodes' data & reports based on Performance Management to determine traffic patterns to maintain QoS.10. Critical Troubleshooting of IP network issues, resolution of internal TT, handling the IP network emergency, and maintaining the agreed SLA.11. Responsible for Datacom integration of BSC, RNC, MGW, Static, and Dynamic GE.12. Integration of IIG, IPRAN Link, and Expansion.14. Responsible for taking HO of new integrated devices (router and switch) in the network.15. Support to a Software version upgrade, patch installation, hardware IP Network NEs, and bandwidth up-gradation of IP network links.17. Performing PAT, Fault case analysis, and configuration of IP network elements. Show less

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  Dalhousie university

  Oct 2024 - now

  • Assist students in understanding the OSI and TCP/IP models with a focus on Layers 1 & 2.• Explain concepts of encoding, modulation, transmission media, and network topology.• Demonstrate error detection and correction techniques (CRC, Parity bits, Hamming Code).• Guide students in configuring and troubleshooting Ethernet, VLANs, and switching protocols (STP, RSTP), DTP, ISL, 802.1q• Share knowledge about Inter-VLAN routing, and provide hands-on practical knowledge by designing a topology in cisco packet tracer. • Provide hands-on lab exercises on MAC addressing, frame forwarding, and collision domains.• Evaluate students' understanding through quizzes, assignments, and practical demonstrations.• Explain ARP request/response process and its role in IP-to-MAC resolution.• Demonstrate ARP table entries using command-line tools (arp -a in Windows, ip neigh in Linux).• Discuss ARP cache poisoning and mitigation techniques.• Introduce RARP and its legacy role in resolving MAC to IP.• Provide Wireshark-based packet analysis for ARP traffic.• Explain MTU and its impact on packet fragmentation.• Demonstrate IP fragmentation process and how large packets are divided into smaller fragments.• Use tools like Wireshark and ping commands to analyze fragmentation.• Teach students about DF (Don't Fragment) bit and its role in Path MTU Discovery.• Discuss the security implications of IP fragmentation, including fragmentation-based attacks.• Explain the DHCP process (Discover, Offer, Request, Acknowledge – DORA).• Guide students in setting up DHCP servers and clients in Cisco Packet Tracer• Troubleshoot DHCP issues such as IP lease expiration, DHCP scope exhaustion, and conflicts.• Explain DHCP relay agents and their role in forwarding requests across networks.• Analyze DHCP packets using Wireshark.• Teach students how to capture and analyze network traffic using Wireshark.• Explain Wireshark filters (arp, dhcp, tcp.port == 80) for targeted analysis. Show less

  • Exam Proctor

    Nov 2024 - now

  • Graduate Teaching Assistant

    Oct 2024 - now