React Frontend Developer Jobs in California (NOW HIRING)

Title:

Belong. Connect. Grow. with KBR!

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 seeing a Frontend Developer to join our team in El Segundo, CA.

The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the US Space Force's Space Systems Center (SSC). We support the Space Force's acquisition of state-of-the-art satellite communications systems, providing global secure, survivable, and protected communications for our nation's warfighters. We seek technical individuals who will thrive in a highly collaborative work environment of small teams, using the most modern tools and methodologies to tackle the challenges of integrating complex space and ground communications systems.

Why Join Us?

• Innovative Projects:KBR's work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions.
• 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 optimizing defense systems that ensure national security and shape the future of space defense.

Work Environment:

• Location:On-site
• Travel Requirements:Minimal
• Working Hours:Standard

Qualifications:

Required:

• Ability to obtain and maintain a Secret security clearance
• Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline
• 7+ years of professional software development experience with a strong focus on frontend engineering
• Strong proficiency in Angular (2+) is required, including building and maintaining large-scale enterprise applications
• Proven experience developing and supporting enterprise-grade web applications in complex environments (required)
• Expertise in TypeScript and modern JavaScript (ES6+)
• Strong experience with HTML5, CSS3/SASS, and responsive, accessible web design
• Experience with state management and reactive programming (RxJS, NgRx, or similar)
• Experience integrating frontend applications with RESTful and/or GraphQL APIs
• Hands-on experience with Git-based source control (GitHub or similar)
• 4+ years' experience working in Agile environments using tools such as Jira and Confluence
• Proven ability to lead frontend development efforts, including owning stories, driving implementation, and guiding junior developers
• Strong understanding of scalable, maintainable frontend architecture for enterprise systems
• Experience with CI/CD pipelines and automated build/deployment processes
• Strong collaboration skills working with cross-functional teams (backend, DevOps, product)
• Local to Los Angeles area (or willing to relocate)

Desired:

• Experience with React or other modern frameworks (secondary to Angular)
• Familiarity with data visualization libraries such as D3.js
• Experience developing secure applications for government or regulated industries
• Knowledge of secure development best practices and compliance requirements
• Experience optimizing performance for high-traffic, data-intensive applications
• Familiarity with Docker, Kubernetes, or other containerization tools
• Swift / iOS development experience is a plus
• Experience integrating AI/ML or LLM-driven features into frontend applications
• Strong documentation skills and adherence to coding standards and UI best practices

Basic Compensation: $126,000 - $138,000 in California

The offered rate will be based on the selected candidate's knowledge, skills, abilities and/or experience and in consideration of internal parity.

Ready to Make a Difference?If you're excited about making a significant impact in the field of space defense and working on projects that matter, we encourage you to apply and join our team.

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.