Senior Frontend Architect — Hybrid, Top Secret Clearance

i3, LLC; Chantilly (VA); Hybrid; USD 150,000 - 190,000; Full time

Benefits offered by this job

Hybrid work model

Job summary

i3, LLC is seeking a Senior Frontend Developer in Chantilly, VA with an active Top Secret clearance and SCI eligibility. The role focuses on designing, building, and maintaining enterprise-grade frontend interfaces with scalable UI components and secure coding practices.

You will collaborate across teams, mentor peers, and help establish design systems while delivering high-performance, accessible web applications in a hybrid work environment.

Qualifications

• Active Top Secret security clearance with SCI eligibility.
• Bachelor's degree.
• 8+ years of software development experience.
• Hybrid work schedule in Chantilly, VA.
• Experience with modern JavaScript frameworks (React/Angular/Vue).
• Proficiency in HTML5, CSS3, JavaScript/TypeScript, and responsive design.
• Experience integrating frontend apps with RESTful APIs and backend services.
• Git, automated testing, and CI/CD pipelines.
• Strong problem-solving and collaboration skills.

Responsibilities

• Design, develop, and maintain responsive frontend applications with modern JavaScript frameworks.
• Translate requirements and designs into scalable frontend solutions.
• Build reusable UI components and contribute to design systems.
• Integrate frontend with RESTful APIs and backend services.
• Optimize performance, accessibility, and cross-browser compatibility.
• Apply secure coding practices and support automated testing/CI/CD.
• Collaborate with designers, backend developers, security teams, and stakeholders.
• Conduct code reviews and mentor developers.
• Identify opportunities to improve development processes and code quality.

Skills

Frontend development

Web development

DevSecOps

Education

Bachelor's degree

Tools

React

Angular

Vue

HTML5

CSS3

TypeScript

REST APIs

Git

CI/CD

Job description

i3, LLC is seeking a Senior Frontend Developer in Chantilly, VA with an active Top Secret clearance and SCI eligibility. The role focuses on designing, building, and maintaining enterprise-grade frontend interfaces with scalable UI components and secure coding practices.

You will collaborate across teams, mentor peers, and help establish design systems while delivering high-performance, accessible web applications in a hybrid work environment.