Front End Developer

JT4 is hiring an Front End Developer / Software Developer to join their team at Edwards Air Force Base in California . Must be a US citizen. Responsibilities Develop, customize, and maintain applications using OpenMCT to support visualization and analysis of telemetry data. Design and implement front-end features using JavaScript (ES6+), TypeScript, HTML5, and CSS3 following modern web development practices. Build and maintain modular, plugin-based software architectures that support scalability and extensibility. Integrate real-time and historical data sources through REST APIs, WebSockets, and telemetry data pipelines. Create and optimize interactive data visualizations for time-series and mission control data. Debug, test, and troubleshoot applications using browser developer tools and testing frameworks. Collaborate with the development team using Git workflows and contribute to open-source practices. Write clear technical documentation and effectively communicate solutions within a collaborative team environment. Apply knowledge of aerospace and mission control telemetry concepts to ensure solutions meet operational requirements. Qualifications A bachelor's degree in an associated discipline and a minimum of 4 years of related experience or a master's degree in an associated discipline and a minimum of 2 years of experience or a PhD in an associated discipline. Strong knowledge of C#, JavaScript, or QT5 Experience with OpenMCT (Open Mission Control Technologies) desired Experience with JavaScript (ES6+) and TypeScript for front-end development Strong understanding of HTML5, CSS3, and modern web development practices Experience with Angular JS (1.x) and / or other component-based frameworks desired Experience with plugin-based architecture and modular software design Experience with REST APIs, Websockets, and real-time data integration Ability to work with time -series / telemetry data and build data visualizations Strong debugging skills using browser developer tools and testing frameworks Proficiency with Git and open-source collaboration workflows desired Ability to write clear documentation and communicate effectively in a team environment Knowledge of aerospace / mission control telemetry concepts is desired Must qualify for and maintain a government Top Secret security clearance and possess a valid, state issued driver’s license. Must be a US citizen. SALARY The expected salary range for this position is $140K- $170K annually. Note : The salary range offered for this position is a good faith description of the expected salary range this role will pay. JT4 LLC considers factors such as (but not limited to) responsibilities of the position, candidate's work experience, education / training, key skills, internal peer equity, as well as market and business considerations when extending an offer. BENEFITS Medical, Dental, Vision Insurance Benefits Active on Day 1 Life Insurance Health Savings Accounts / FSA's Disability Insurance Paid Time Off 401(k) Plan Options with Employer Match JT4 will match 50%, up to an 8% contribution 100% Immediate Vesting Tuition Reimbursement ABOUT US JT4, LLC provides engineering and technical support to multiple western test ranges for the U.S. Air Force, Space Force, and Navy under the Joint Range Technical Services Contract, better known as J-Tech II. JT4 develops and maintains realistic, integrated test and training environments and prepares our nation's war-fighting aircraft, weapons systems, and aircrews for today's missions and tomorrow's global challenges.