Front-End Engineer

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees solve the most daunting challenges that our customers face. Visit peraton.com to learn how we're keeping people around the world safe and secure.

About The Role

Peraton Labs is seeking a Front-end Engineer to design and implement the user-facing components of a generative AI platform, including the workbook/worksheet interface, artifact rendering pipeline, interactive visualizations, and program management dashboards. The Frontend Engineer ensures a seamless, responsive user experience for analysts and program managers working with complex data.

Key Responsibilities

• Build and maintain the workbook/worksheet UI, including conversation management, file workspace browser, and artifact preview panels
• Implement rendering pipelines for diverse content types: Markdown, HTML, SVG, Plotly JSON, interactive Gantt charts (.msp.json), and data tables
• Develop domain-specific UI components
• Build the skills autocomplete system, slash-command UX, and mode selector interface
• Implement the Data Explorer UI panel for interactive database browsing and filtering
• Create responsive, accessible interfaces that work across desktop and tablet form factors
• Optimize frontend performance for large datasets and complex visualizations
• Collaborate with Visualization/Dashboard Engineers on interactive chart component

Required Qualifications

• 5+ years of experience with a Bachelor's degree, 3+ years with a Master's degree, or a PhD in Computer Science, UX Engineering, or related field
• Hands-on professional front-end engineering experience
• Working knowledge of Python
• Expert proficiency in React and TypeScript
• Experience with data visualization libraries (Plotly.js, D3.js, or similar)
• Strong CSS/styling skills; experience with UX principles and responsive design
• Understanding of accessibility standards (WCAG 2.1)
• Experience with state management patterns and frontend architecture
• Familiarity with WebSocket or server-sent events for real-time updates
• US Citizenship with the ability to obtain/maintain a Secret clearance

• Experience building analytical or BI dashboard interfaces
• Familiarity with Markdown rendering and code editor components
• Knowledge of SVG manipulation and animation

Target Salary Range: $86,000 - $138,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

Benefits Statement: Peraton offers eligible employees a variety of benefits including medical, dental, vision, life, health savings account, short/long term disability, EAP, parental leave, 401(k), paid time off (PTO) for vacation, and company paid holidays. A full listing of available benefits can be viewed at https://www.careers.peraton.com/benefits.

Application Statements: The application period for the job is estimated to be 30 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. By applying to this job, you are expressing interest in the role and the Company. During the review of your application, you may be required to participate in an on-camera interview, as well as participate in a process to verify your identity.

EEO:Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.