Sep 2022 – Dec 2023 · 1 yr 3 mos · Gurugram, Haryana, India · On-site

• Delivered DevOps and SRE solutions for enterprise clients including Maruti Suzuki, Samsung, and Macquarie Bank, with a focus on cloud-native architecture, automation, and data security.
• Architected and implemented AWS Data Lake solutions using Lake Formation, Glue, and Lambda, enabling secure, scalable, and automated data access across business units.
• Automated permission management workflows using AWS Lambda and Glue jobs, ensuring dynamic access control and compliance with data governance policies.
• Led AWS migration projects, including lift-and-shift and re-architecture of legacy systems into cloud-native stacks using Terraform and Ansible.
• Designed and deployed VPC architectures under AWS Organizations, implementing multi-account strategies with centralized logging, IAM policies, and service control policies (SCPs).
• Built CI/CD pipelines for Macquarie Bank’s core banking applications using Jenkins and GitLab, integrating security scans and audit logging for regulatory compliance.
• Developed monitoring and alerting systems using Prometheus, Grafana, and ELK to ensure high availability and performance across environments.
• Mentored junior engineers and conducted workshops on DevOps, cloud security, and infrastructure automation.

Dec 2020 – Sep 2022 · 1 yr 9 mos · Gurugram, Haryana, India · Remote

• Strengthened client support operations across Airtel Africa, ensuring high availability and performance of digital platforms.
• Led a 16-member Operations team managing critical systems including Airtel App, Website, ESB, Loan System, Portal, B2B Applications, and Workflow Management Tools.
• Defined project scope, identified risks, and implemented DevOps best practices to improve delivery speed and system reliability.
• Managed Kubernetes clusters on AWS EKS, overseeing CI/CD deployment pipelines and release management for production workloads.
• Implemented alerting and monitoring systems using Grafana, integrated with EKS to proactively detect and resolve issues in Airtel’s digital applications.
• Deployed containers for microservices architecture, improving scalability and fault isolation across services.
• Worked closely with development teams to troubleshoot and resolve critical bugs, reducing incident resolution time and improving system stability.
• Provided client support for Sev1/Sev2 incidents, leading root cause analysis and postmortem reviews.
• Conducted market research and feasibility analysis to support product development and business strategy.
• Led implementation of AWS Data Lake using Lake Formation, Glue, and Lambda to automate permission jobs and enforce data security policies.
• Managed AWS Organization setup, including VPC design, centralized IAM policies, and service control policies for secure multi-account governance.

Jan 2020 – Dec 2020 · 11 mos · Noida, Uttar Pradesh, India

• Provided operational and technical support for British Airways' booking and payment gateway
• Automated system monitoring and troubleshooting using shell scripting
• Performed health checks on various nodes (Application, Database, Web Host servers)
• Troubleshot payment gateway and booking-related issues
• Created release MOPS and managed deployments

Aug 2017 – Jan 2020 · 2 yrs 5 mos · Noida, Uttar Pradesh, India

• Managed BO operations for Ericsson Charging System (Intelligent Networks) for Airtel Africa
• Maintained and troubleshot RHEL Red Hat Enterprise Linux servers
• Developed shell scripts for automation and analyzed TCP dump traces
• Worked with Big F5 Load balancer and Charging System (CS 5, CS 16 onwards)
• Resolved call/data/refill issues

Jan 2014 – Aug 2017 · 3 yrs 7 mos · Manesar, Haryana, India

• NOC Engineer - contractual
• Provided senior-level support for Java applications in VAS services (CRBT, SMSC, LOAN, SIVR, USSD)
• Optimized production and coordinated with IT/Infra teams for server-level configurations
• Automated manual tasks using shell scripting
• Managed Oracle 11g Database, synchronization, and restoration
• Handled feedback from market analysis to improve product functionality