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Software Engineer with Security Clearance

Mount Indie, LLCSterling, VA🇺🇸United StatesPosted 13 Jul 2026

Quick Overview

Work Type
On Site
Level
Mid Senior

Job Description

Mount Indie is seeking a cleared, highly collaborative Front End/ UI Developer with strong Middleware experience to join our mission-driven team onsite. You will work closely with cross-functional developers to build and adapt interface in response to changing mission requirements. Developers with a keen interest in getting software rapidly into the hands of the warfighter. What You'll Do: Key Responsibilities • Support development on intuitive front-end user interfaces • Build and maintain efficient middleware message layers to bridge front-end components with back-end architectures. • Integrate complex data streams and handle message serialization/deserialization. • Build and support an API interface to allow other developer teams and user code to requirements to integrate backend data streams into a front end. Required Qualifications: * Active Top Secret (TS) clearance (TS/SCI preferred) * Bachelor's degree in Computer Science or a related technical field. * At least 8 years of experience in Front-end development (10+ years preferred) * Strong development experience in JavaScript and modern front-end frameworks (React, Angular, or Vue) * Hands-on experience writing middleware layers using Protobuf. * Experience connecting to and managing data streams such as Apache Kafka, RabbitMQ, ActiveMQ, or ZeroMQ. * Experience developing, supporting and maintaining API's. * Experience developing geospatial UI designs, mapping interfaces, or working with GIS data formats. * Proficiency with GitLab or similar version control platforms Nice to have: * Experience supporting U.S. Army, NGA, DoD, or mission-focused programs * Experience with AMQP/MQTT, Data Distribution Services, gRPC, FlatBuffers, Avro, * Experience with Cesium JS, Open Layers, Leaflet, Mapbox, WebGL

Skills

Angular
Apache
JavaScript
Kafka
RabbitMQ
React
Vue
WebGL
gRPC

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