UI Engineer

Position Summary

KBR is seeking a motivated and technically capable UI Engineer to support the development, deployment, and sustainment of the GEMSTONE platform. The UI Engineer will help design and develop intuitive, modern, and responsive web applications that enable engineers, analysts, software developers, and mission users to interact with GEMSTONE services and digital assets. The successful candidate will collaborate with product owners, UX designers, software engineers, platform engineers, and government stakeholders to create user experiences that simplify complex technical workflows while maintaining security, scalability, and usability.

Key Responsibilities

• Design, develop, and maintain modern web user interfaces supporting GEMSTONE platform capabilities.
• Implement responsive, accessible, and intuitive user experiences for digital engineering, modeling & simulation, analytics, and data management workflows.
• Develop front-end applications that integrate with REST, GraphQL, and API-driven backend services.
• Collaborate with backend engineers to define and implement service integration patterns.
• Translate UX/UI designs into production-ready web applications.
• Participate in Agile development activities, sprint planning, demos, and peer reviews.
• Develop reusable UI components and shared design patterns.
• Support implementation of role-based and attribute-based access control user experiences.
• Aid with front-end testing, performance optimization, and troubleshooting.
• Create and maintain technical documentation and user-facing guidance materials.
• Support deployment and operation of applications within cloud-native Kubernetes environments.

Qualifications

• Required:
• Bachelor's degree in Computer Science, Software Engineering, Human Computer Interaction, Information Systems, UXD, or related technical field.
• Ability to obtain a DoD Secret security clearance.
• Ability to learn complex software ecosystems and rapidly become proficient in new platforms and technologies.
• Ability to submit a portfolio of previous work prior to an interview.
• 1–5 years of software development experience focused on web application development.
• Experience with modern JavaScript/TypeScript development.
• Experience with at least one modern front-end framework: React, Angular, Vue.js.
• Familiarity with authentication technologies such as Keycloak, OAuth2, OIDC, or SAML.
• Experience developing responsive web applications.
• Understanding of HTML5, CSS3, and modern web standards.
• Experience using Git-based source control systems.

Desired Experience

• With React and TypeScript.
• Familiarity with component libraries and design systems.
• Experience developing applications in Kubernetes-hosted environments.
• Understanding of microservice architectures and API-first development.
• Experience with ShadCN (Radix UI and Tailwind CSS), Zustand, React Query, Material UI.
• Experience with Krita or GIMP.
• Familiarity with DevSecOps practices and CI/CD pipelines.
• Experience supporting government, defense, engineering, modeling & simulation, or digital engineering environments.
• Understanding of accessibility requirements (Section 508/WCAG).
• Experience creating data visualization and dashboard interfaces.