💼 Full-Time Position

Sr. System Architect

🏢
Lumen Solutions Group, Inc.
📍 Washington Highlands, District of Columbia, United States
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Location
Washington Highlands, District of Columbia, United States
📅
Posted
May 13, 2026
⏰
Type
Full-Time
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Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

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...