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Title:

KBR is seeking a Senior Software Engineer to design, develop, and maintain out frontend situational awareness, analysis, and planning tool suite. The successful candidate will work across the full application stack, from interactive 3D geospatial interfaces to real-time data services and local persistence. This role is well suited to an engineer who enjoys solving difficult problems involving high-volume data, responsive user interfaces, distributed systems, disconnected operations, and mission-critical software.

Why Join Us?

• Innovative Projects:KBR's work is at the forefront of engineering, logistics, operations, science, program management, mission IT andcybersecuritysolutions.

• Collaborative Environment:Be part of a dynamic team that thrives on collaboration and innovation, fostering a supportive and intellectually stimulating workplace.

• Impactful Work:Your contributions will be pivotal in designing and optimizingdefense systemsthat ensure national security and shape the future of space defense.

• Design and implement new common operating picture tools, workflows, and platform capabilities.
• Develop responsive, accessible user interfaces using React, TypeScript, Next.js, and Ant Design.
• Build and maintain interactive 2D and 3D geospatial experiences using CesiumJS, ground data, air data, satellite data, terrain, imagery, and vector layers.
• Extend the framework's modular tool architecture, including dynamic tool loading, configuration, docking layouts, and RPC-based communication.
• Develop backend APIs and supporting services using Node.js, Fastify, Express, TypeScript, REST, and server-sent events.
• Integrate real-time operational data from multiple sources, including tracking, sensor, communications, environmental, and situational awareness systems.
• Design and optimize client-side and server-side data flows for real-time, historical, and time-windowed geospatial data.
• Work with MongoDB, Redis, SQLite, IndexedDB, and Dexie-based offline data stores.
• Implement synchronization, caching, retry, batching, idempotency, and offline/online reconciliation strategies.
• Build software that functions reliably in disconnected, degraded, and bandwidth-constrained environments.
• Contribute to Electron desktop packaging, deployment, and local service integration.
• Improve system performance, observability, reliability, security, and maintainability.
• Participate in architecture discussions, technical design reviews, code reviews, and engineering planning.
• Create automated tests and maintain type-checking, linting, build, and release quality gates.
• Collaborate with product owners, domain experts, operators, and other engineers to translate operational needs into usable software.

• Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline, or equivalent professional experience.
• Seven or more years of professional software engineering experience.
• Strong professional experience with TypeScript and JavaScript.
• Strong experience building production React applications.
• Experience designing and implementing backend services and APIs with Node.js.
• Experience with relational or document-oriented databases, preferably MongoDB, Postgres DB, Arango DB or similar.
• Demonstrated ability to work across frontend, backend, data, and deployment concerns.
• Experience writing maintainable, tested, production-quality code.
• Strong understanding of software architecture, API design, error handling, logging, and operational diagnostics.
• Ability to troubleshoot complex problems across multiple services and runtime environments.
• Excellent written and verbal communication skills.
• Ability to work independently while collaborating effectively with a multidisciplinary engineering team.

• Experience with CesiumJS, Leaflet, geospatial databases, GIS, or spatial indexing.
• Experience building desktop applications with Electron.
• Experience with offline-first or disconnected operations.
• Experience with IndexedDB, Dexie, SQLite, Redis, or client-side synchronization.
• Experience with real-time streaming protocols such as SSE, WebSockets, UDP, or TCP.
• Experience with military, aviation, emergency management, public safety, or other operational data systems.
• Experience with Docker, Docker Compose, Kubernetes, CI/CD, and production release automation.
• Experience with performance optimization for high-volume visualizations and streaming data.
• Experience working in environments requiring formal security, quality, or configuration-management processes.
• Experience mentoring engineers and leading technical work from design through delivery.

Basic Compensation:$200,000 - $275,000 (For Ohio Only)
The offered rate will be based on the selected candidate's knowledge, skills, abilities and/or experience and in consideration of internal parity.

Additional Compensation:

KBR may offer bonuses, commissions, or other forms of compensation to certain job titles or levels, per internal policy or contractual designation. Additional compensation may be in the form of sign on bonus, relocation benefits, short-term incentives, long-term incentives, or discretionary payments for exceptional performance.

KBR 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.

Belong, Connect and Grow at KBR
At KBR, we are passionate about our people and our Zero Harm culture. These inform all that we do and are at the heart of our commitment to, and ongoing journey toward being a People First company. That commitment is central to our team of team's philosophy and fosters an environment where everyone can Belong, Connect and Grow. We Deliver - Together.

KBR is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, disability, sex, sexual orientation, gender identity or expression, age, national origin, veteran status, genetic information, union status and/or beliefs, or any other characteristic protected by federal, state, or local law.