Principal/Sr. Principal SW UI/UX Design Engineer

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: 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. Basic Qualifications * 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) Preferred Qualifications * 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 Primary Level Salary Range: $103,600.00 - $155,400.00 Secondary Level Salary Range: $129,300.00 - $193,900.00 The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business. The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.