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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # User Experience (UX) Engineer - **Company:** MITRE Corporation - **Location:** McLean, VA, United States - **Experience:** Expert - **Salary:** $122,400.0 - $153,000.0 - **Contract:** Permanent contract - **Skills:** HTML, JavaScript (Programming Language), Amazon Web Services, Data Analysis, Cascading Style Sheets (CSS), Command-Line Interface, Cloud Engineering, Configuration Management, Software Documentation, Code Review, Data Integration, Data Visualization, Decision Support Systems, Web Development, Design of User Interfaces, Human-Computer Interaction, Interaction Design, Internet Security, Linux System Administration, Open Source Technology, Software Prototyping, Rapid Prototyping Process, Material Design, Shell Script, Software Engineering, User-Centered Design, Web Applications, Web Application Frameworks, Esri GIS (Software), Tailwind, ReactJS, Git, Vue.js, AngularJS, Information Technology, Front End Software Development, Software Version Control - **Published:** August 2, 2026 - **Apply:** https://www.careerbuilder.com/job-details/senior-user-experience-ux-engineer-ts-sci-w-poly-mclean-va--a6c31a5b-f9c6-439f-9c29-44a35ad61efd ## About the Role * Typically requires a minimum of 5 years of related experience with a Bachelors degree; or 3 years and a Masters degree; or a PhD with relevant experience who can immediately contribute. * Bachelors degree in Computer Science, Software Engineering, HCI, UX Design, Human-Computer Interaction, or a related field. * Active TS//SCI clearance with a Full Scope Polygraph (required at time of hire). * Demonstrated experience as a Front-end web application developer with strong experience in UI/UX, interaction design, visual design, and usability. * Proficiency in front-end technologies such as JavaScript, HTML, CSS, D3, JavaScript Frameworks such as Angular, Vue, React, and/or similar libraries * Experience with UI-first rapid prototyping and development approaches. * Experience with CSS frameworks such as Tailwind or Material Design-based libraries. * Deep understanding of usability, accessibility, visual hierarchy, and user-centered design principles. Preferred Qualifications: * Experience with geospatial application design (ESRI, open-source geospatial libraries). * Experience with modern JavaScript frameworks such as React, Vue, Angular and HTMx. * Experience developing web applications with different architectures including server-side rendering (SSR), single page applications (SPAs), and hybrid applications (interactive islands pattern). * Experience working within Linux-based environments, including command line and shell scripting. * Experience using version control systems (Git) and managing code reviews and releases. * Experience developing applications within Intelligence Community or ODNI environments. * Experience with AWS-managed services and cloud-native architectures. * Experience producing high-quality software documentation and design artifacts. * Familiarity with alternative JavaScript runtimes such as Bun or Deno. This requisition requires the candidate to have a minimum of the following clearance(s), Amazon Web Services (AWS), Analysis Skills, AngularJS, Automation, Aviation Industry, Best Practices, CSS (Cascading Style Sheet), Cloud Architecture, Code Reviews, Computer Science, Customer/Client Research, Data Analysis, Data Visualization, Decision Support, Documentation, ESRI, Full Scope Polygraph, Geospatial Analysis, Git, Government, HTML (HyperText Markup Language), Healthcare, Human Factors, Human-Computer Interaction, Intelligence Community, Internet Application, Internet Security, JavaScript, JavaScript Frameworks, Mentoring, Needs Assessment, Nonprofit, Open Source, Rapid Prototyping, React.js, Research & Development (R&D), Sensitive Compartmented Information (SCI), Software Design, Software Development, Software Engineering, Software Prototyping, Source Code/Configuration Management (SCM), Systems Maintenance, Technical Presentation, Technical/Engineering Design, Top Secret Clearance, Trademarks, Usability Engineering, User Experience Design (UXD), User Interface Design, User Interface/Experience (UI/UX), Vue.js, Web Programming, Willing to Travel ## Description MITRE is seeking a Senior UX/UI Engineer to support high-priority ODNI initiatives requiring front-end web application development. This role requires an active TS/SCI with a Full Scope Polygraph. In this role, you will collaborate with experienced engineers, designers, researchers, and stakeholders to help frame problems, understand mission needs, and translate user insights into intuitive and effective solutions. You will contribute to stakeholder engagement activitiessuch as discussions, feedback sessions, and iterative design reviewsto ensure solutions align with user and mission objectives. Roles & Responsibilities: The selected candidate will serve as a technical subject matter expert responsible for designing, documenting, developing, and refining interactive, visually engaging, and responsive front-end web applications and interaction designs within highly sensitive Intelligence Community environments. This position supports enterprise-level ODNI challenges related to technology modernization, data integration, analytic enablement, and secure collaboration. Responsibilities include: * Collaborate directly with ODNI sponsors and MITRE technical teams to translate complex mission workflows into clear, accessible, and mission-effective user interfaces that support analyst decision-making and reduce cognitive burden. * Ability to work closely with human factors engineers, UX designers, researchers, project leaders, and sponsors to create software prototypes using current front-end technologies and best practices. * Lead or support development of enterprise-grade application front ends for a variety of mission needs including data visualization, workflow automation, analytics and geospatial displays. * Produce and maintain design-system components, interaction specifications, accessibility annotations, and developer-ready handoff documentation as necessary for sponsor engagement. * Ensure performance, usability, and accessibility of application designs. * Present designs and technical solutions clearly to both technical and non-technical stakeholders. * Mentor junior developers/designers and contribute to department-wide technical standards. The primary responsibilities of this position must be carried out in person in McLean, Virginia or Bethesda, Maryland. The successful candidate will establish regular presence at MITRE and ODNI locations and may be required to travel within the National Capital Region. ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [Lessons learned from building a thriving Vue.js SaaS application](https://www.wearedevelopers.com/videos/1666-lessons-learned-from-building-a-thriving-vue-js-saas-application) - [UX is a fullstack job!](https://www.wearedevelopers.com/videos/1020-ux-is-a-fullstack-job) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [Common Mistakes in Vue.js and How to Avoid Them](https://www.wearedevelopers.com/videos/958-common-mistakes-in-vue-js-and-how-to-avoid-them) ## Related Articles - [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Dev Digest 133 - Back to Front](https://www.wearedevelopers.com/magazine/474-dev-digest-133-back-to-front) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline)