Posted Sep 10, 2026

Sr. UI/UX Architect

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Company Description Lumen Solutions Group Inc. is a technology consulting Services company based in Florida. We provide a wide array of experienced business and IT professionals supporting clients from solution design to implementation and support. We specialize in professional IT consulting services, IT Staffing, Business/IT Strategy, Business Process Blueprints, Enterprise Architecture, and Enterprise Transformation. Job Title- Sr. UI/UX Architect Location- Washington, DC (Remote) Job Type: Contract Responsibilities - Define and own enterprise UI architecture standards and design patterns across all applications. - Own and evolve the UI design system, including component behavior, variants, states, and theming. - Establish mobile-first and responsive design patterns, ensuring consistent behavior across devices and breakpoints. - Drive consistent use of Tailwind CSS with PrimeNG for layout, spacing, typography, and responsiveness. - Define front-end architectural patterns including application structure, routing approach, and shared UI libraries. - Translate UX/Figma designs into reusable, scalable, production-ready UI components. - Ensure UI consistency, performance, accessibility (WCAG), and usability across applications. - Establish UI governance practices to prevent divergence and ensure scalability as teams and apps grow. - Review and guide UI designs and implementations for new features and applications. - Mentor development teams and provide UI architecture guidance and best practices. - Strong experience with Angular and enterprise-scale component-based UI architecture. - Demonstrated knowledge of EA Frameworks, Methodologies, and Bodies of Knowledge – TOGAF, Business Architecture Guild (BizBok) and DAMA (DMBok) a plus. - Well-grounded in state-of-the-art principles of architectural modeling, event-driven architecture, enterprise information management, and software design and development. - Demonstrated experience in the design and implementation of large-scale Rail Transportation system modernization in an enterprise setting. - Broad IT experience in technologies ranging from IBM Mainframe & TPF to Java and Spring-based microservices in event-driven system architectures. - Demonstrated success at delivering solutions that solve multi-domain business problems. Minimum Qualifications - Bachelor’s degree, specialized training, or equivalent work experience. - Requires fifteen+ years of experience in multiple IT areas and ten+ years of relevant technology architecture experience. - Experience in defining and implementing solutions for rail transportation companies is required. - Excellent verbal and written communication skills. - 5 years+ knowledge of and practicing experience with SAFe. - Hands-on expertise with Tailwind CSS and responsive, mobile-first design. - Experience integrating Tailwind with PrimeNG or similar UI component libraries. - Solid knowledge of TypeScript, HTML, CSS, and accessibility standards. - Experience defining and maintaining shared UI libraries or design systems. - Strong collaboration, communication, and architectural decision-making skills. Additional Lumen Solutions Group Inc is an equal opportunity employer. All qualified applicants will be considered for employment without regard to any legally protected status.