Tata Consultancy Services

Lead Application Migration Architect

Tata Consultancy Services$120K — $140K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of experience in application architecture across Java, .NET, and TIBCO ESB.
  • Proficient in assessing application discovery and dependency mapping processes.
  • Expertise in backend systems like Oracle 19c and SQL Server.
  • Capability to evaluate cloud readiness and migration complexity.
  • Experience in producing high-level designs and migration assessments.
  • Familiarity with CI/CD processes and cloud-native applications.
  • Strong problem-solving skills and ability to collaborate across teams.

Responsibilities

  • Lead comprehensive application discovery and dependency mapping.
  • Document all integration flows and database dependencies.
  • Define tailored cloud migration blueprints for various strategies.
  • Coordinate with technical teams on alignment for the migration process.
  • Develop detailed cloud deployment architectures for application workloads.
  • Assess application performance and compatibility requirements.
  • Create essential migration documentation and oversee the validation process.

Benefits

  • Opportunity to work on cutting-edge cloud migration projects.
  • Collaboration with cross-functional teams including infrastructure and security.
  • Engagement in modernization strategies for evolving technologies.
  • Access to the latest AWS tools and platforms for professional growth.
  • A dynamic workplace that values innovation and problem-solving.
Full Job Description
Lead Application Migration Architect

Must Have Technical/Functional Skills
• Strong architectural expertise across Java, .NET, TIBCO ESB, and distributed enterprise systems.
• Deep experience in Application Discovery, dependency mapping, and service analysis.
• Knowledge of backend systems: Oracle 19c, Oracle Exadata on AWS, and SQL Server.

• Ability to assess cloud readiness, migration complexity, and modernization opportunities.
• Strong understanding of network, integration, authentication, and storage dependencies.
• Experience producing HLDs/LLDs, sequence diagrams, integration maps, and migration assessments.
• Familiar with CI/CD, config mgmt, cloud-native design, and application performance tuning.
• Strong analytical/problem-solving skills to uncover migration risks and gaps.
• Ability to collaborate with infra, DB, cloud, and security teams effectively.
• Strong experience architecting applications on AWS EC2, ALB/NLB, EBS, EFS, FSx, and S3.
• Understanding of connectivity patterns for Oracle Exadata on AWS and application tiers.
• Familiar with AWS migration tools (MGN, DMS, SCT), IAM integration, and VPC design.
• Ability to define observability, monitoring, and operational models post migration.
• Awareness of modernization options (EKS/ECS) for future evolution of application stacks.

Roles & Responsibilities
• Lead end-to-end application discovery, dependency mapping, and readiness analysis.
• Document integration flows, DB dependencies, API calls, schedulers, and ESB interactions.
• Define cloud migration blueprints for rehost, replatform, and modernization strategies.
• Coordinate technical alignment with infra, network, DB, middleware, and cloud architects.
• Develop cloud deployment architectures for EC2-based workloads and supporting services.
• Assess performance baselines, OS/runtime compatibility, and optimization requirements.
• Review application code/architecture patterns to ensure cloud suitability.
• Produce runbooks, migration playbooks, architectural diagrams, and transition documents.
• Support cutover waves with validation of app behavior and integration continuity.
• Provide governance and oversight across all migration lifecycle stages.

Salary Range- $120,000-$140,000 a year

About Tata Consultancy Services

Tata Consultancy Services (TCS) is an Indian multinational information technology (IT) services and consulting company, headquartered in Mumbai, Maharashtra, India. It is a subsidiary of Tata Group and operates in 149 locations across 46 countries. TCS is the largest Indian company by market capitalization and is ranked 11th on the Forbes Global 2000 list of the world's biggest public companies. TCS is also the second-largest IT services company in the world by revenue and the largest employer of women in India. The company provides services in areas including IT, consulting, and business solutions.
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