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🥝 Sr. System Architect
Lumen Solutions Group, Inc. | Washington Highlands, District of Columbia, United States | Posted May 13, 2026
Job Description
Sr. System Architect:Key Responsibilities
- Conceptual-to-Technical Bridge: Act as the primary translator between Enterprise Architecture strategy and engineering delivery. Define detailed specifications for microservices, integration patterns, and cloud-native architectures.
- Modernization Leadership: Lead the technical design for replacing legacy Rail Transportation systems (Mainframe/TPF) with modern Java and Spring-based microservices using event-driven architecture (EDA).
- API & Integration Strategy: Design and govern robust API contracts and integration patterns that facilitate seamless communication across heterogeneous systems and multi-domain business environments.
- Engineering Oversight: Maintain a broad understanding of the full engineering lifecycle. Partner with development teams to ensure architectural integrity during implementation, focusing on reusability, scal...