Lead Application Migration Architect

Required Technical & Functional Skills

• Extensive architectural expertise across Java, .NET, TIBCO ESB, and distributed enterprise systems.

• Strong experience in application discovery, dependency mapping, and service analysis.

• Knowledge of backend systems: Oracle 19c, Oracle Exadata on AWS, SQL Server.

• Familiarity with hosting environments: Windows Server 2016–2025, RHEL 7–9.

• Proficient in assessing cloud readiness, migration complexity, and modernization opportunities.

• Strong understanding of network, integration, authentication, and storage dependencies.

• Skilled in creating HLDs, LLDs, sequence diagrams, integration maps, and migration assessments.

• Experience with CI/CD, configuration management, cloud-native design, and application performance tuning.

• Excellent analytical and problem-solving skills to identify migration risks and gaps.

• Ability to collaborate effectively with infrastructure, DB, cloud, and security teams.

• Hands-on experience with AWS services: EC2, ALB/NLB, EBS, EFS, FSx, S3, IAM, and VPC design.

• Understanding of connectivity patterns for Oracle Exadata on AWS and multi-tier applications.

• Familiarity with AWS migration tools: MGN, DMS, SCT.

• Ability to define observability, monitoring, and operational models post-migration.

• Awareness of modernization options (e.g., EKS, ECS) for evolving application stacks.

Roles & Responsibilities

• Lead end-to-end application discovery, dependency mapping, and readiness assessments.

• Document integration flows, database dependencies, API calls, schedulers, and ESB interactions.

• Define cloud migration blueprints for rehosting, replatforming, and modernization strategies.

• Align technical approaches with infrastructure, network, database, middleware, and cloud architects.

• Develop cloud deployment architectures for EC2 workloads and supporting services.

• Assess performance baselines, OS/runtime compatibility, and optimization requirements.

• Review application code and architecture patterns to ensure cloud suitability.

• Produce runbooks, migration playbooks, architectural diagrams, and transition documents.

• Support cutover waves, validating application behavior and integration continuity.

• Provide governance and oversight across all stages of the migration lifecycle.

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