Technical ArchitectBoston, MA- OnsiteVisa: No H1BNote: Candidate must be willing to attend C++ Live coding test.We are seeking a Technical Architect to lead the end-to-end architectural design and technical oversight of a major modernization initiative. This role is central to the strategic replatforming effort transitioning from a legacy C/C++ system to a scalable, robust, and cloud-adaptable Java-based architecture.You will define the Target State Architecture and Blueprint, ensuring alignment with enterprise-wide objectives and technical best practices. As a hands-on and visionary architect, you will collaborate with cross-functional teams across infrastructure, security, development, and operations to shape a secure, high-performance, future-ready platform.Key Responsibilities:Architectural LeadershipDrive the creation of the Target State Architecture and Blueprint, including system interaction models and integration flows.Define and validate architecture diagrams, technical patterns, and component interaction models across tiers.Provide final sign-off and governance over all architectural deliverables and designs.Strategic Implementation OversightEnsure the accurate translation of architecture into implementation throughout the SDLC and production rollout.Collaborate with project management, development, QA, and DevOps teams to ensure consistency and technical integrity.Lead architecture reviews, risk assessments, and mitigation planning for the modernization program.Cross-functional Technical CollaborationAct as the primary architectural liaison between platform engineering, web services, security, data, and deployment teams.Provide mentorship and technical guidance to engineers and solution designers involved in the migration.Discovery & Migration PlanningParticipate in the “Technical Discovery & Blueprint Design” phase, defining the platform’s long-term architectural roadmap.Oversee migration strategies during the “Application Migration of Messaging Layer” phase, especially around technologies like Apache Kafka.Required QualificationsProfessional Experience