Lead Migration Architect
Job in
Tustin, Orange County, California, 92681, USA
Listed on 2026-07-15
Listing for:
The Judge Group
Full Time
position Listed on 2026-07-15
Job specializations:
-
IT/Tech
Cloud Computing: Infrastructure & Operations, Systems Engineer, IT Consultant
Job Description & How to Apply Below
Location: Tustin, CA
Salary: $ USD Annually - $ USD Annually
Lead Application Migration Architect
Location: Irvine, CA
Fulltime
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. - Understanding of hosting environments:
Windows Server 2016–2025 and RHEL 7–9. - 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.
- 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.
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