Rajib Kumer Das

•• Lead network engineering across telecom & enterprise accounts in South Asia, supporting 100M+ subscribers and 5,000+ nodes. •• Manage end-to-end design, implementation, and operations across Telco Core (IP/CS/PS/IPRAN) and Enterprise domains - routers, switches, firewalls, security platforms. •• Lead critical changes with minimal service impact. •• Administer anti-DDoS systems; build automation tools to cut manual effort. •• Winner, Huawei South Asia Datacom President Award & Quality Star Award (2025).

•• Led multi-vendor network implementation and maintenance. •• Provided L3 Network support for thousands of devices across telecom, enterprise, and government networks. •• Migrated 1000+ services for the 2nd-largest telecom operator, improving reliability and performance. •• Deployed edge network for the largest telecom operator with zero downtime during service migration. •• Supported SD-WAN pre-sales discussions and customer training.

•• Served as POC for core network, security, and incident resolution across all 64 districts of Bangladesh. •• Implemented a reliable call center network serving 50 million customers nationwide. •• Deployed full campus network for Bangladesh Military Institute of Science and Technology. •• Recommended hardware upgrades for 100+ devices including routers, switches, firewalls, and wireless systems.

•• Monitored and supported IIG and ISP networks across all 64 districts of Bangladesh. •• Oversaw 50+ ISP uplinks and 1000+ end customers, resolving incidents and service issues. •• Configured and maintained core and aggregation networks for IIG and ISP infrastructure.

•• Deployed routers and switches based on MoP and LLD documentation. •• Installed, configured, and troubleshot LAN environments for multiple business clients. •• Contributed to the design and rollout of reliable intranet and internal network solutions.