Hello! I am Nitesh Kalal, a transformational tech leader with over 18 years of experience in driving secure and scalable network and cloud architectures. My expertise lies in cybersecurity, data center solutions, and hybrid cloud environments, where I have successfully aligned technology initiatives with business goals. I am passionate about leveraging innovative technologies to deliver robust infrastructures that enhance operational efficiency and security. Throughout my career, I have led high-performing teams and managed multimillion-dollar budgets, consistently achieving significant cost savings and performance improvements. I have a proven track record in implementing cutting-edge solutions, as architecting robust network, data centers and modernizing security infrastructure across hybrid and private cloud environments. My experience Infra security ,cloud deployments, scalable technology architectures, and the integration of advanced network and security solutions that support both on-premises and cloud-native workloads. My commitment to continuous improvement and engineering excellence has enabled me to drive successful IT transformations across global operations Key Achievements: • Modernized global network infrastructure for a Fortune 500 firm,and enhancing availability through Cisco SD-WAN and ACI deployment. • Led a cloud migration program to AWS, achieving 30% cost savings and improved disaster recovery capabilities. • Designed a Zero Trust Security Architecture, drastically reducing breach risk and improving compliance for over 15,000 users. • Orchestrated SIEM integration, reducing threat detection time by 50% and aligning with NIST 800-53 controls. • Built and operationalized secure, scalable data center infrastructure across Tier I, Tier II, and Tier III environments, improving resilience and regulatory compliance. • Designed and implemented multi-vendor firewall architecture using Cisco ASA/Firepower, Check Point, and Palo Alto Next-Gen Firewalls, significantly improving perimeter and east-west traffic security. • Architected and deployed hybrid cloud network infrastructure across AWS, GCP, and private cloud platforms, supporting high-availability application environments. • Developed resilient cloud security frameworks using AWS Security Hub, GuardDuty, and custom IAM policies, enabling continuous compliance and threat intelligence integration. • Led network segmentation initiatives across multiple data centers and cloud platforms, improving lateral movement prevention and aligning with Zero Trust principles.