Senior Front-End Engineer (UI) jobs in United States
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KBR, Inc. · 2 days ago

Senior Front-End Engineer (UI)

KBR, Inc. is a leader in providing high-end engineering and advanced technology solutions for national security. They are seeking a highly experienced Senior Front-End Engineer (UI) to design and optimize defense systems, contributing to the protection of national security through innovative projects and collaboration.

ConsultingCyber SecurityInformation TechnologyProject ManagementSoftware EngineeringTraining
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote

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

Qualification

ReactTypeScriptAPI integrationUI/UX designData visualizationReal-time patternsAccessibilityPerformance optimizationSecure environmentsMulti-environment deployments

Required

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

Preferred

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

Benefits

401K plan with company match
Medical
Dental
Vision
Life insurance
AD&D
Flexible spending account
Disability
Paid time off
Flexible work schedule

Company

KBR, Inc.

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At KBR, we deliver science, technology and engineering solutions that are helping governments and companies around the world take on the great challenges of our time.

Funding

Current Stage
Public Company
Total Funding
unknown
2006-11-17IPO

Leadership Team

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Stuart Bradie
President and Chief Executive Officer
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Mark W. Sopp
EVP and CFO
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