Front-End Developer

Requirements:

• Active TS/SCI clearance
• Bachelors degree in Computer Science, Web Development, or a related field
• At least eight years of front-end development experience
• Experience with modern JavaScript frameworks such as React, Angular, or Vue
• Knowledge of HTML5, CSS3, and responsive design
• Experience building applications for secure environments
• Experience with front-end build tools such as Webpack, Babel, and npm or yarn
• Strong understanding of responsive design, cross-browser compatibility, and web performance optimization
• Knowledge of RESTful APIs and asynchronous request handling
• Understanding of web security best practices
• Experience with data-visualization libraries and techniques
• Desired: Experience with classified systems and security requirements
• Desired: Knowledge of UX/UI design principles for technical applications
• Desired: Experience with technical data visualization
• Desired: Understanding of TSSC operations and requirements
• Desired: Experience with secure authentication methods
• Desired: Proficiency with TypeScript
• Desired: Experience with front-end testing frameworks such as Jest, Cypress, or Playwright
• Desired: In-depth knowledge of web accessibility standards
• Desired: Familiarity with state-management libraries such as Redux, MobX, or Vuex
• Desired: Experience with GraphQL
• Desired: Knowledge of server-side rendering or static-site generation frameworks

Responsibilities:

• Design and build user interfaces for TSSC applications and analytical tools
• Develop and maintain user-facing features with modern front-end technologies
• Assess the technical feasibility of UI/UX designs and implement them as high-quality code
• Build interactive visualizations for technical security data
• Create responsive web applications for TSSC personnel working in the field
• Improve application speed, scalability, and accessibility
• Implement user authentication and authorization interfaces
• Ensure applications meet security requirements for classified environments
• Work with back-end developers to integrate front-end components with APIs
• Enhance application performance and usability for technical security operations
• Provide technical guidance to junior front-end developers
• Document front-end architecture, components, and interfaces
• Conduct usability testing and apply improvements based on user feedback

Technologies:

• Angular
• Babel
• Cypress
• GraphQL
• HTML5
• JavaScript
• Jest
• NPM
• Playwright
• React
• Redux
• Security
• TypeScript
• Vue
• Webpack
• Web
• Yarn
• UX UI Design
• Frontend

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We are hiring a Front-End Developer (Level 4) for an onsite role in Springfield, Virginia, with a listed salary of $170,000. We are an equal opportunity employer that values diversity and welcome applications from all qualified candidates, including minorities and persons with disabilities.

last updated 43 week of 2026