Software Engineer - Front End; TS​/SCI Poly

Software Engineer - Front End (TS/SCI with Poly Required)

Job Category: Software Engineering

Requisition Number: SOFTW
001892

• Posted :
  December 19, 2025
• Full-Time
• On-site
• Salary Range : 146,057.6 to 243,921.6

Showing 1 location

Chantilly
Chantilly, VA, USA

GCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. We maximize opportunities for success by building and maintaining trusted and reliable partnerships with our customers and industry.

At GCI, we solve the hard problems. As a Back End Engineer, a typical day will include the following duties:

The Front-End Software Engineer will design and develop complex new software products, or make significant enhancements to existing software. The ideal candidate is a hands-on developer with significant experience in building modular, reusable components and features. They must have extensive, firsthand technical expertise in a modern front-end framework. They must have ease working in an Agile environment with little supervision. This person should embody a passion for continuous improvement and innovation.

• Build reusable components that align with the system design patterns.
• Optimize application for maximum speed and scalability.
• Participate in team design and code reviews.
• Collaborate with a small team of engineers and designers to understand business requirements and user experience goals.
• Provide recommendations for continuous improvement.
• Provide ongoing maintenance, support, and enhancements in existing systems and platforms.
• Troubleshoots complex problems and provides customer support for software systems and application issues.

• Bachelor’s Degree in Computer Science, Electrical or Computer Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.
• 8 to 10 years of related software development experience.

• Extensive experience with Angular (or another modern front-end framework such as: React or Vue.js)
• Experience in optimizing web applications for performance and usability.
• Experience with integrating with third part APIs.
• Proficient understanding of code versioning tools, such as Git
• Experience with Linux operating systems

• Experience with SASS or LESS.
• Hands-on experience working with NodeJS, MongoDB
• Familiarity constructing Elastic Search queries

A candidate must be a US Citizen and requires an active/current TS/SCI with Polygraph clearance.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.