Senior Front-End Engineer (UI)

KBR • Beavercreek, OH

14h • Hybrid

About The Position

KBR’s National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities. In this position, your work will have a profound impact on the country’s most critical role – protecting our national security.
KBR is seeking a highly experienced Senior Software Engineer to join our team in Beavercreek, OH. The ideal candidate will be a Front End (UI) expert with a Secret DoW clearance.

Requirements

• 10+ years of Software Engineering experience with 4–6+ years building production SPA front‑ends (React/TypeScript preferred; Angular/Vue acceptable)
• Strong API integration skills (REST/GraphQL), state management (Redux/Zustand), and real‑time patterns
• UI/UX for complex domains; accessibility (WCAG) and performance optimization
• Active Secret DoW clearance

Nice To Haves

• Data visualization (D3, Three.js/WebGL) for entity timelines, maps, and campaign metrics
• Experience with secure environments (Content Security Policy, hardened builds) and design systems
• Comfortable delivering UI assets for multi‑environment deployments
• Active Top Secret clearance with SCI eligibility

Responsibilities

• Build the “single pane of glass” for developers and consumers intuitive workflows for modeling and development setup, orchestration, monitoring, and analysis
• Translate complex simulation concepts (timing, state‑of‑play, user inputs) into usable experiences
• Design and implement modular React/TypeScript front‑ends (or equivalent) with reusable components and UX patterns tailored to planners
• Integrate with platform REST/gRPC/GraphQL APIs for model catalogs, scenario design, job status, data & metadata access
• Visualize timing/synchronization, state‑of‑play, and entity interactions; real‑time status via WebSockets/SSE
• Build secure UI flows: authentication/authorization (OIDC/OAuth2), role‑based views, audit logging
• Collaborate with API/platform/HPC teams to evolve UX based on mission workflows and VV&A needs

Benefits

• KBR offers a selection of competitive lifestyle benefits which could include 401K plan with company match, medical, dental, vision, life insurance, AD&D, flexible spending account, disability, paid time off, or flexible work schedule.
• We support career advancement through professional training and development.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed
• Number of Employees: 5,001-10,000 employees