Ruhul Amin

Leading overall technology strategy and infrastructure planning. Designing scalable cloud and network architecture. Managing ISP-grade routing, security, and automation platforms. Overseeing NOC, SOC, and engineering operations. Driving AI-based automation and operational efficiency. Implementing high availability and disaster recovery solutions. Leading infrastructure modernization and service innovation.

Leading cloud infrastructure and VMware virtualization initiatives at Metronet Bangladesh Limited. Responsibilities include designing and deploying vSphere/vCenter/ESXi environments, capacity planning, disaster recovery using VMware SRM, and performance monitoring with vROps. Collaborating with cross-functional teams to align IT infrastructure with business objectives and ensure 99.9% uptime for mission-critical services.

Design, deploy, configure, and maintain VMware virtualization infrastructure, including vSphere, vCenter, ESXi hosts, to support business-critical applications and services. Collaborate with cross-functional teams to gather requirements, assess infrastructure needs, and develop virtualization solutions that align with business objectives and technical requirements. Plan and execute virtualization projects, including server virtualization, desktop virtualization (VDI), and cloud migration initiatives, ensuring smooth implementation and minimal disruption to operations. Perform capacity planning, resource optimization, and performance tuning to maximize the efficiency and scalability of VMware virtualized environments. Monitor virtual infrastructure health, performance metrics, and system alerts using VMware vRealize Operations Manager (vROps) or similar tools. Implement disaster recovery (DR) solutions using VMware Site Recovery Manager (SRM) or similar technologies, ensuring data protection, failover readiness, and rapid recovery. Provide technical support and troubleshooting assistance for VMware virtualization platforms.

Worked as a Sr. Engineer specializing in server and network hardware solutions. Responsibilities included evaluating and recommending hardware from various vendors, conducting product demonstrations and POCs, providing technical support during deployments, and collaborating with sales and technical teams to meet customer requirements. Delivered training sessions and maintained technical documentation for server and network hardware configurations.

Collaborate with sales, procurement, and technical teams to understand customer requirements and assist in selecting appropriate server and network hardware solutions. Evaluate and compare server and network hardware offerings from various vendors based on technical specifications, performance benchmarks, reliability, and cost effectiveness. Conduct product demonstrations, proof-of-concepts (POCs), and technical presentations to showcase features and capabilities of server and network hardware solutions. Assist in the customization and configuration of server and network hardware solutions to meet specific customer requirements, including hardware upgrades, firmware updates, and integration with existing IT infrastructure. Provide technical support and troubleshooting assistance during server and network hardware deployments, installations, and post-sales support activities. Develop and maintain technical documentation, product specifications, and configuration guides for server and network hardware solutions.

Managed and maintained ISP network infrastructure including routers, switches, firewalls, load balancers, and access points. Configured BGP, OSPF, MPLS, VLANs, and QoS for reliable internet connectivity. Implemented network security policies, performed capacity planning, and provided technical support to internal teams and external customers. Maintained comprehensive network documentation and participated in emergency response activities.

Manage and maintain the ISP's network infrastructure, including routers, switches, firewalls, load balancers, and access points, to ensure high availability, performance, and security of internet services. Configure and optimize network devices and protocols such as BGP, OSPF, MPLS, VLANs, and QoS to support scalable and reliable internet connectivity for residential and business customers. Monitor network traffic, bandwidth utilization, and performance metrics using network management tools such as SNMP, NetFlow, and packet analyzers. Implement and enforce network security policies, access controls, and firewall rules to protect against cyber threats, unauthorized access, and malicious activities. Perform routine maintenance, software upgrades, and patch management on network devices to address security vulnerabilities and enhance performance. Provide technical support and troubleshooting assistance to internal teams and external customers, resolving network-related issues and service outages. Conduct network capacity planning, forecasting, and growth analysis to anticipate future bandwidth requirements and infrastructure upgrades.

Led a team of telecom engineers at Total Network Solutions (TNS) for 11 years in the telecom industry. Supervised BTS installation, microwave installation, antenna installation, BTS commissioning, hardware configuration, and microwave link commissioning & alignment (1+1 and 1+0 configurations). Ensured timely delivery of telecom infrastructure projects with high quality standards.

Installation Supervision and Leadership in Telecom Industry: - BTS Installation - Microwave Installation - Antenna Installation - BTS Commissioning - BTS Hardware Configuration - Microwave Link Commissioning & Alignment - Link Commissioning (1+1)(1+0) Supervised and led technical teams in the installation and commissioning of telecommunications infrastructure including Base Transceiver Stations (BTS), microwave links, and antenna systems.

Planning & Maintaining Broadband Internet Connection. Design and Support DCTech Cyber Café LAN. Attending customers complaints and queries through phone calls, emails, or other means. Monitoring the network system through network monitoring tools and taking immediate steps in case of any alert or fault. Performing installations and deployments of various solutions and services at the client end. Diagnosing and troubleshooting hardware, software, and network faults and communicating critical issues to the NOC team.

Managing User Accounts for Domain (400 users). Maintenance of all Servers (Mail, DNS, Web). Managing domain security policy. Managing Software and Security for Workstations (60 PC).

Attending customers' complaints and queries through phone calls, emails, or other means. Monitoring the network system through network monitoring tools. Performing installations and deployments of various solutions and services at the client end. Diagnosing and troubleshooting hardware, software, and network faults.

Maintaining physical network. Giving customer hardware & software support. Troubleshooting and network maintenance operation in LAN environment.