Utsab Chowdhuri
Technical Lead And Linux Architect
Kolkata
Summary
Seasoned Enterprise Architect with over 18 years of experience in the IT industry, specializing in Unix and Linux platforms. Expert in DevOps, orchestration, containerization, and cloud technologies, with a proven track record in leading technical operations and delivering complex IT solutions. Proven ability to translate business strategies into scalable, reliable, and secure technology architectures. Adept at legacy modernization, decomposing monoliths into microservice-based architectures, and driving stakeholder consensus on strategic roadmaps
Amiable Technical Lead ready to rapidly onboard new personnel and kick start new projects. Achieves rapid and exceptional completion metrics through careful utilization of available skills and technical assets. Assembles effective teams by exploiting complementary competencies and collaborative employee relationships.
Overview
18
18
years of professional experience
4
4
Certifications
Work History
Technical Lead
Tata Consultancy Services
04.2018 - Current
- Conducted gap analysis between ORMB 6 and ORMB 8, identifying deprecated features, new functionalities, and required customizations.
- Designed and implemented upgraded environments (Dev, Test, UAT, Prod) with optimized middleware, database tuning, and containerized deployments.
- Executed large-scale migration of customer, contract, and billing data using ETL pipelines, ensuring zero data loss and integrity validation.
- Led a team of 15+ engineers in implementing DevOps pipelines using Jenkins, GitLab, and GitHub, improving deployment efficiency by 30%.
- Spearheaded migration from on-premise systems to cloud-native architectures on Azure and GCP, leveraging microservices and 12-factor app principles.
- Automated provisioning using Terraform, reducing setup time for virtual machines in GCP by 60%.
- Provided end-to-end support for up to 100,000 servers, including the implementation of CrowdStrike and automated patching via Azure ARC.
- Refactored custom components, APIs, and batch jobs to align with ORMB 8 architecture; integrated with ERP, CRM, and payment gateways.
- Defined and executed regression, performance, and user acceptance testing (UAT) strategies to validate upgrade success.
- Delivered regular status updates, risk assessments, and mitigation strategies to senior leadership and client executives.
Project Engineer
Wipro
10.2012 - 04.2018
- Managed Unix/Linux server environments, providing technical leadership and support for a team of system administrators.
- Developed automation scripts using Bash and Python, reducing operational workload by 40%.
- Spearheaded migration projects from legacy systems to modern Linux-based infrastructures.
- Collaborated with cross-functional teams to ensure seamless integration and operation of new systems.
- Provided training and mentorship to junior staff on Unix/Linux administration best practices.
Senior Technical Support Associate
Dell International Services
12.2009 - 09.2012
- Supported Dell PowerEdge servers and Layer 3 switches.
- Developed documentation and improved customer satisfaction.
- Provided remote support for customers located across multiple regions, adeptly addressing diverse needs while maintaining a consistent level of service excellence.
- Conducted root cause analysis for major incidents, implementing corrective actions to prevent recurrence.
- Improved customer satisfaction by providing timely and accurate technical support.
- Participated in regular meetings with management, providing updates on team performance and offering insights into potential areas for improvement.
- Mentored junior team members, sharing expertise gained from years of experience working with complex technologies across various industries.
Technical Support Engineer
Info Services
03.2008 - 12.2009
- Performed root cause analysis and implemented preventive actions.
- Provided pre-sales technical consultations.
- Provided remote assistance to clients, ensuring timely resolution of software and hardware concerns.
- Mentored junior members of the team on best practices in issue resolution techniques.
- Served as an escalation point for challenging technical inquiries, demonstrating expertise in product knowledge and problem-solving abilities.
- Conducted root cause analysis of technical issues, implementing preventive measures for future occurrences.
- Responded to support requests from end-users and patiently walked individuals through basic troubleshooting tasks.
Associate
Transworks Information Services
07.2006 - 04.2007
- Increased customer satisfaction by resolving complex issues and providing exceptional service at all times.
- Established strong relationships with key stakeholders, facilitating effective communication across departments and teams.
- Enhanced team productivity by streamlining communication and implementing efficient project management tools.
- Developed and implemented strategies to increase customer satisfaction and engagement.
Education
Bachelor of Engineering - Electronics & Telecommunication
BPUT
India01.2004
Skills
Linux/Unix: RHEL
Accomplishments
- Upgrade ORMB 6 to ORMB 8 and migrate the application to Azure from On Prem.
- · Cloud Migration Initiative: Led a multi-phase project transitioning legacy systems to cloud-native environments, resulting in a 40% reduction in infrastructure costs and enhanced scalability.
- · CI/CD Pipeline Optimization: Architected a CI/CD pipeline using Jenkins and XL Release that decreased deployment time by 50% and improved release quality.
- · Incident Management and SRE Practices: Implemented SRE practices to streamline incident management, achieving a 99.9% uptime and improving response times by 25%.
- · Infrastructure as Code with Terraform: Deployed Terraform to automate the provisioning of virtual machines in GCP, reducing setup time by 60%.
- · Successfully migrated 4000 Linux servers from one DC to another DC and some in Azure Cloud.
- · Automated the patching process with the help of Azure ARC.
Certification
AWS Certified Solutions Architect – Associate, 2019-01-01, 2022-01-01
Timeline
Technical Lead
Tata Consultancy Services
04.2018 - Current
Project Engineer
Wipro
10.2012 - 04.2018
Senior Technical Support Associate
Dell International Services
12.2009 - 09.2012
Technical Support Engineer
Info Services
03.2008 - 12.2009
Associate
Transworks Information Services
07.2006 - 04.2007
Bachelor of Engineering - Electronics & Telecommunication
BPUT
Projects And Achievements
- Led Azure cloud migration projects including WebLogic & ORMB deployments.
- Architected CI/CD pipelines reducing deployment time by 50%.
- Implemented SRE practices achieving 99.9% uptime.
- Migrated 4000+ Linux servers between datacenters and Azure Cloud.
- Automated patching using Azure ARC.
Onsite Experience
2 years, Healthcare, Retail, Telecom, UK Tier 2 Visa, 2026-01-31
Personal Information
Visa Status: Valid UK Tier 2 Visa until Jan 2026