Principal/Sr. Principal SW UI/UX Design Engineer

Requirements

• Active Secret clearance at the time of application.
• Principal/Level 3: Bachelor's degree with 5 + years of relevant experience; 3 years with a Master's; 0 years with a PhD
• Sr. Principal/Level 4: Bachelor's degree with 8 + years of relevant experience; 6 years with a Master's; 4 years with a PhD
• JavaScript / TypeScript
• Hands-on experience with front-end frameworks:
• React (preferred), Angular, or Vue
• Experience integrating UI with backend services:
• REST APIs
• GraphQL (queries, mutations, schema awareness)
• Ability to translate designs into production-quality code
• Experience managing state (Redux, Zustand, Context API, etc.)
• Familiarity with component-based architecture and reusable UI patterns
• Strong portfolio demonstrating end-to-end design process (research → wireframes → prototypes → production)
• Lunacy, Figma, Sketch, Adobe XD
• Wireframes and user flows
• High-fidelity mockups
• Strong understanding of human-centered design principles
• Understanding of client-server architecture
• Real-time data flows and event-driven UI
• Web performance optimization
• Experience working with data visualization libraries (e.g., D3.js, Chart.js, or similar)
• Experience developing UI for Command & Control systems
• Space, defense, or mission-critical applications
• Experience with real-time streaming data (WebSockets, Kafka, etc.)
• Familiarity with Authentication/authorization flows (OAuth, JWT)
• Role-based UI/UX design
• Experience building and maintaining Design systems / component libraries (Storybook, etc.)
• Exposure to containerized environments (Docker, Kubernetes) for front-end deployment

Additional Information

CO Salary Range: USD 103,600.00 - 155,400.00 per year RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.Northrop Grumman Space Systems is seeking a Principal/Sr. Principal SW UI/UX Design Engineer to join our team supporting the Deep Space Advanced Radar Capability (DARC) Program. This role will be a critical member of the Software team that will be responsible for focusing on designing, developing, and maintaining user interface (UI) and user experience (UX) systems, particularly for server-based applications. The DARC Software development team is headquartered out of Colorado Springs but may require occasional travel to the DARC sites.

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