Front End Software EngineerMount Indie • Reston, VA, US

Front End Software Engineer

Mount Indie • Reston, VA, US

30+ days ago

Job type

Full-time

Job description

Job Description

Front End Software Engineer

Reston, VA | ~10% Travel | Active Secret Clearance Required

We’re hiring a Front End Software Engineer to help design and build real-world web interfaces that support high-impact national security missions. You’ll contribute directly to our Lattice Control Application—an essential system driving operational success in the field.

This is more than just front-end development. You’ll collaborate with engineers, stakeholders, and end users to create intuitive, modular UI components that work seamlessly across multiple devices and operational scenarios.

What You’ll Do

Design and build new workflows and interfaces for our manifest repository
Develop modular software components used across devices with a unified design system
Diagnose and resolve field-reported bugs—dig into root causes and deliver reliable fixes
Collaborate in a fast-paced team solving mission-critical challenges
Travel to support deployments and events (about 10%)
Own the success of the software systems you build, from development through deployment

What You’ll Bring

At least 2 years of experience with modern front-end frameworks, especially :

React (component-based)

TypeScript and modern JavaScript (ES6+)

Proficiency in front-end development with the ability to debug backend / API integration issues

Familiarity with build tools (especially Bazel)

Strong critical thinking, problem-solving, and communication skills

A collaborative, self-directed mindset with attention to detail

A passion for building software that has meaningful real-world impact

An active U.S. Secret security clearance (and the ability to maintain it)

Bonus Points For

UI / UX awareness—able to propose subtle, user-focused improvements

Experience with Nix Flakes (for reproducible local dev environments)

Familiarity with 3D / WebGL tools like Three.js or React Three Fiber

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Front End Software Engineer • Reston, VA, US

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