Front End Developer Security Clearance

Position: Front End Developer with Security Clearance
Location: Annapolis Junction

MANTECH seeks a motivated, career and customer-oriented Front End Developer to join our team in Annapolis Junction, MD. Responsibilities include but are not limited to:
* Design and develop web-based user interfaces for operational tools and capability management systems

* Create visualization dashboards that present complex technical data in operator-friendly formats

* Conduct user research with operators to understand workflow pain points and interface requirements

* Build responsive, accessible web applications optimized for operational environment constraints

* Integrate front-end applications with back-end APIs, data pipelines, and capability infrastructure

* Implement real-time data visualization for operational status, system health, and mission telemetry

* Develop interface components that streamline operator workflows during mission execution

* CONUS travel maybe required up to 25%.

Minimum Qualifications:

* Bachelor's degree and 4+ years of experience OR High School Diploma/GED and 8+ years of experience OR Associate's degree and 6+ years of experience OR Master's Degree and 2+ years, OR a PhD with 0+ years of progressively responsible experience.

* 3+ years professional front-end development experience

* Expert proficiency in HTML5, CSS3, and Type Script

* Strong experience with modern JavaScript frameworks (React, Vue, Angular, or similar)

* Experience with RESTful API integration and asynchronous data handling Proficiency with data visualization libraries (D3.js, Plotly, Chart.js, or similar)

* Experience with version control (Git) and collaborative development workflows

* Familiarity with build tools and package managers (Webpack, npm, yarn)

Preferred Qualifications:

* Proficiency with Golang for backend integration and tooling development

* Experience building applications for cybersecurity operations or intelligence analysis

* Familiarity with Svelte framework and real-time data visualization and Web Socket implementations

* Experience with component libraries and design systems (Material-UI, Ant Design)

* Bachelor's degree in Computer Science, Human-Computer Interaction, Design, or related field (or equivalent experience) Clearance Requirements:
* An active TS/SCI with Polygraph is required.

Physical Requirements:

* Must be able to remain in a stationary position 50% of the time.

* Needs to occasionally move about inside the office to access file cabinets and office machinery.

* Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.

* Must be able to exchange accurate information in these situations.