Network Infrastructure for AI Factories: Edge-to-Core-to-Cloud – Tata Communications Triple-T
AI “factories”—large-scale distributed data pipelines combining GPUs, edge devices, and multicloud services—require a network designed for data intensity. Current enterprise WANs are ill-suited for the bandwidth density, deterministic latency, and cross-border compliance such workloads demand. Tata Communications is addressing this with a data-aware global network fabric, optimized for AI traffic flows. Using multicloud interconnects, intelligent routing, and adaptive traffic engineering, enterprises can guarantee throughput for AI pipelines while minimizing jitter and egress costs. Integrated AIOps ensures predictive assurance, identifying anomalies before they impact AI training or inference workloads. Moreover, Tata Communications’ global reach—including deep presence in regulated markets—gives enterprises confidence in compliance and sovereignty requirements. This future-ready fabric treats AI workloads as first-class citizens, enabling industrial-scale deployment of generative AI, machine learning, and real-time applications. By bridging edge-to-core-to-cloud, Tata Communications ensures that enterprises can operate AI factories with resilience, speed, and global reach.
Raj Purkayastha is a seasoned technology and telecom leader with more than 25 years of experience spanning pre sales, business development, marketing, and delivery across enterprise and international telecom markets in both mature and emerging regions. As Vice President at Tata Communications, he leads the Pre Sales (Sales Engineering) organization for the Americas, partnering with large enterprises to shape their innovation and growth strategies. In this role, Raj works closely with CIOs and technology leaders to co create solutions that modernize digital infrastructure, simplify complexity, and accelerate what comes next for their businesses.
Throughout his tenure at Tata Communications, Raj has held multiple leadership roles across regions and business lines including Global Carrier Solutions and Enterprise Solutions, consistently delivering revenue growth, profitability, and top tier employee engagement results. He previously led India Pre Sales and served as the Global Head of Product Marketing where he helped translate complex technologies into compelling stories and customer facing narratives that drove product adoption and strengthened the company’s market presence.
Raj is deeply passionate about innovation and has expertise across technologies such as drone navigation, robotic process automation, and Internet systems. He is a patent holder with additional patents pending, and his research has been published across several emerging technology domains. At Tata Communications, he spearheaded the development of the company’s Work from Home solution stack during the COVID 19 pandemic, using internal IP to rapidly support customers’ evolving digital workspace needs. He has also led key digital transformation initiatives in retail, manufacturing, and other industries, helping enterprises adopt agile, resilient, and future ready architectures. Raj’s global impact includes leading a major country wide telecom transformation program for a government in Southern Africa that significantly expanded national network reach, improved affordability, and strengthened digital capability. His customer engagement philosophy focuses on delivering strategic points of view and thought leadership that help organizations rethink what is possible and reinforce Tata Communications’ leadership in critical markets.
Additionally, Raj has filed 6 Patents in areas of AI, Edge, Drones, RPA and Internet. 3 of these are already awarded to him.
