SANDEEP PATIL

[email protected] • +91-9870424376

PROFESSIONAL SUMMARY

• Currently working with TCS India as Application Tower Lead / Architect in the India Cloud Project, managing multiple customer environments and diverse enterprise applications — including over 3000+ JBoss, Tomcat, Apache, and Java-based applications. • Skilled in Containerization and orchestration technologies such as Kubernetes, OpenShift, OKD, and Docker, providing full lifecycle support for large-scale container clusters. • Expertise Enterprise OpenShift installation, configuration, and troubleshooting, ensuring high availability and scalability across critical environments. • Experienced in Server Configuration, Installation, and Datacenter Operations, including design, optimization, and performance tuning. • Provided end-to-end support for 2500+ ION customer application servers — including updates, migrations, configurations, and performance improvements. • Previously served at DXC Technology as Unix/Linux Delivery Lead for the MEDD (Government of Maharashtra) account, managing 17+ implemented sites across the state, with responsibilities spanning Server, Storage, Application, Database, and Backup administration. • Hands-on expertise in JBoss and Tomcat application upgrades, installation, configuration, and tuning to optimize performance and stability across multiple deployments. • Proficient in incident management, problem resolution, and escalation handling, ensuring minimal downtime and consistent service delivery across enterprise systems.

WORK EXPERIENCE

OpenShift / Container Platform / Technical Lead
04/2024 - Present
Tata Consultancy Services (TCS)
• Designed and managed OpenShift enterprise architecture for SBI YONO 2.0, supporting large-scale banking and digital applications
• Managed and maintained 34+ OpenShift clusters across production and non-production environments, ensuring optimal performance, stability, and uptime
• Planned and executed OpenShift version upgrades, node scaling (scale-up/scale-down), and capacity expansion with zero downtime in production
• Led an 18-member platform engineering team, handling task allocation, incident management, and environment optimization to ensure operational excellence
• Deployed and managed Prometheus and Grafana dashboards, optimized pod scheduling, and fine-tuned resource quotas for high efficiency and reliability
• Configured Ingress Routers, Image Registries, and Persistent Volumes, enabling seamless, scalable deployments across environments
• Managed RBAC, secrets, certificates, and network policies, maintaining strict adherence to enterprise-grade security and compliance frameworks
• Integrated Active Directory (AD) and LDAP authentication, ensuring centralized and secure access governance across clusters
• Diagnosed and resolved complex issues related to application deployment, networking, and cluster performance, achieving minimal downtime
• Designed and implemented etcd backup and Disaster Recovery (DR) mechanisms, improving overall cluster resiliency and availability
• Created and deployed LokiStack Custom Resource (CR) within the openshift-logging namespace to define Loki deployment architecture, sizing (e.g., 1x.pico, 1x.medium), and S3-compatible storage configuration
• Ensured unified log aggregation and retention aligned with enterprise observability standards
• Developed Standard Operating Procedures (SOPs) and automated routine administrative operations using Ansible and shell scripting, reducing manual overhead
• Designed and implemented New Data Center (NDC) and New Disaster Recovery (NDR) environments to enhance business continuity
• Planned to implement Advanced Cluster Security (ACS) for cluster governance, policy enforcement, and automation
• Performed detailed hardware sizing and blade calculations based on application workloads and capacity requirements
• Architected multi-cluster setups using channel key rules and load balancing across DMZ and MZ layers
• Designed secure traffic workflows integrating DMZ, Web Application Firewall (WAF), and Load Balancer (LB) components to ensure optimized and protected ingress/egress traffic flow

EDUCATION

Graduation in Commerce
01/2009 - 01/2009
Somaiya College Mumbai University
H.S.C.
01/2006 - 01/2006
Maharashtra board

SKILLS

CERTIFICATIONS

Kubernetes Certified
Red hat Certified
AWS Professional Solution Architect: Data and Storage Course
OpenShift Platform Training
Unix Shell Scripting Course
Middleware Application Training Courses

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