Senior Front-End Engineer - Top Secret Cleared

FANTOM CORPORATION; Chantilly (VA); On-site; USD 130,000 - 180,000; Full time

Job summary

Fantom Corporation in Chantilly, VA is seeking a Front-End Developer to design, build, and maintain intuitive user interfaces for enterprise applications, translating designs and requirements into scalable front-end solutions.

The role emphasizes accessibility, performance, and collaboration across teams, with a focus on secure software development practices and mentorship of teammates.

Qualifications

• Active Top Secret Clearance is required.
• Polygraph may be required, per program need.
• Bachelor’s degree with 10+ years of relevant experience or Master’s with <2 years.
• Strong design experience using HTML, CSS and JavaScript.

Responsibilities

• Develop reusable UI components, optimizing application performance.
• Ensure accessibility and cross-platform compatibility.
• Monitor system health, user metrics, performance, and operational availability.

Skills

Top Secret Clearance

Polygraph readiness

Cross-team collaboration

Mentorship

Secure software development practices

Communication

HTML

CSS

JavaScript

Education

Bachelor’s degree (10+ years experience)

Master’s degree (<2 years experience)

Tools

HTML

CSS

JavaScript

Job description

Fantom Corporation in Chantilly, VA is seeking a Front-End Developer to design, build, and maintain intuitive user interfaces for enterprise applications, translating designs and requirements into scalable front-end solutions.

The role emphasizes accessibility, performance, and collaboration across teams, with a focus on secure software development practices and mentorship of teammates.