Senior Technical Lead

Senior Technical LeadWe are seeking a highly skilled Technical System Analyst to lead application discovery, impact assessment, dependency analysis, and migration assessment activities as part of a large-scale IBM WebSphere 8.5.5 to Tomcat on Kubernetes modernization initiative.

The role will focus on understanding the existing application landscape, analyzing WebSphere-specific implementations, identifying application and service dependencies, assessing migration impacts, and defining technical migration requirements for Java-based applications deployed across two independently managed platforms. The engagement involves a lift-and-shift migration with Java upgrades while preserving existing SOAP interfaces, consumer integrations, security mechanisms, and business functionality.Key ResponsibilitiesCurrent State AssessmentPerform detailed analysis of IBM WebSphere 8.5.5 hosted applications and environments.Document existing application architecture, deployment topology, integrations, and configurations.Assess Java runtime dependencies and compatibility for Java version upgrades.WebSphere & Tomcat Migration AnalysisAnalyze WebSphere-specific components and recommend equivalent Tomcat configurations.Evaluate migration requirements for: Application deployment descriptors JNDI configurations JDBC connection pools JMS resources Security configurations Session managementWeb Services & Integration AnalysisAnalyze SOAP-based web services and service contracts.Identify service consumers and integration touchpoints.Assess impact of infrastructure and platform migration on service consumers.Validate that existing SOAP interfaces remain unchanged post migration.Dependency Mapping & Impact AssessmentPerform application dependency analysis.Identify upstream and downstream integrations.Analyze backend database interactions and data flows.Produce application and interface dependency maps.Security AssessmentAnalyze existing SAML-based authentication and authorization mechanisms.Assess migration impact on identity and access management integrations.Validate compatibility with the target platform.Create Technical DocumentationApplication inventory Service catalog Current and target-state diagrams Migration assessment reports Gap analysis documents Risk and mitigation reportsStakeholder CollaborationWork closely with architects, developers, middleware teams, infrastructure teams, and application owners.Facilitate requirement gathering and technical workshops.Support migration planning and execution teams through design reviews.Skill RequirementsApplication Discovery, Reverse Engineering, Impact AnalysisIBM WebSphere 8.5.5 Administration & Configuration AnalysisTomcat Architecture and ConfigurationJava 6 through current LTS versionsSpring Framework (Core, DI/IOC)SOAP, WSDL, XML SchemaJMS JDBC, Connection PoolingSAML Authentication & AuthorizationMaven GitHub Docker, Kubernetes SonarQube UML, Architecture Diagrams, Technical SpecificationsOther Requirements8+ years of Technical System Analysis experience.Strong experience with IBM WebSphere environments.Experience analyzing enterprise Java applications.Experience supporting application modernization or migration programs.Experience documenting complex application ecosystems and service dependencies.Working knowledge of Kubernetes-based deployments.Experience with SOAP-based enterprise integrations.