Sr. System Architect

Lumen Solutions Group, Inc. • Washington Highlands, District of Columbia, United States

📍 Location

Washington Highlands, District of Columbia

⏰ Job Type

Full-time

📅 Posted

May 13, 2026

About the Role

                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...

Ready to Join Through a Referral?

Apply now and get connected directly with the hiring team

Apply for this Position