> Markdown version of [/jobs/ext/4688692-application-engineer](https://www.wearedevelopers.com/jobs/ext/4688692-application-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Application Engineer - **Company:** Real-Time Innovations - **Location:** United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Artificial Intelligence, C Sharp (Programming Language), C++ (Programming Language), Cloud Computing, Software Debugging, Linux, Programming Tools, Distributed Systems, Python (Programming Language), Message Broker, Message Queuing Telemetry Transport (MQTT), Multicasting, Network Protocols, Real-Time Operating Systems, Software Engineering, Data Streaming, System Programming, Transmission Control Protocol (TCP), Wireshark, VxWorks, GitHub Copilot, Concurrency, Apache Kafka, Claude, Meditech, Stream Processing, GPT - **Published:** November 12, 2026 - **Apply:** https://www.builtincolorado.com/job/application-engineer/12196022?handler=ApplyRedirect ## About the Role * 7-10+ years of software engineering or technical customer-facing engineering experience, with a degree in CS, CE, EE, or equivalent practical background. * Solid development and debugging skills in C and C++. * Strong working knowledge of Linux, sockets, and network protocols (UDP, TCP, multicast). * Comfortable using tools like Wireshark and GDB to track down packet loss, latency spikes, or thread deadlocks. * Able to explain technical trade-offs clearly to other engineers and project leads. * Willing and able to travel 20-35% to customer sites. * US Citizenship required* * *Due to applicable laws, government regulations and contract specifications, we are required to fill this position only with an individual who qualifies as a "U.S. Citizen." Nice To Have / Preferred Skills * Prior experience with RTI Connext, DDS, ROS 2, or message brokers like Kafka and MQTT. * Experience working on defense platforms, avionics, radar, or robotics. * Familiarity with MOSA open architecture standards (such as FACE or SOSA). * Experience using AI developer tools (like GitHub Copilot, Claude, or ChatGPT) to speed up coding, debugging, and prototyping. * Experience with Java, C#, or Python. * Experience with RTOS like VxWorks or QNX. * An active U.S. security clearance. ## Description Be an Early Applicant Remote Hiring Remotely in US Senior level Remote Hiring Remotely in US Senior level Design and prototype distributed systems using RTI Connext for aerospace and defense customers. Debug network, performance, concurrency, and embedded-system issues; review architectures and code; create proof-of-concept demonstrations; conduct technical training and design reviews; and communicate field insights to internal teams. The role requires strong C/C++ development, Linux networking expertise, customer engagement, and 20-35% travel to customer sites. The summary above was generated by AI From autonomous uncrewed defense systems to next-generation avionics and integrated battle management systems, RTI's software powers the world's most demanding real-time platforms. We are looking for an engineer who thrives at the intersection of distributed architecture, deep-dive systems debugging, and direct customer engagement. As a key member of our Professional Services team, you will act as a trusted technical advisor to leading Aerospace & Defense engineering teams. You will tackle complex distributed systems challenges, optimize microsecond-level deterministic data flows, and ensure mission-critical software performs reliably when failure is not an option. Learn more about the journey of an Application Engineer here! What You'll Do / Responsibilities * Work directly with customer engineers to design and prototype distributed systems using RTI Connext. * Debug network, performance, and concurrency bugs across customer codebases and embedded environments. * Review customer architecture, configuration, and code to catch bottlenecks before deployment. * Build working proof-of-concept demos and code examples for customer-specific use cases. * Run technical training sessions and deep-dive design reviews, both remotely and on-site at customer facilities. * Pass field insights, edge cases, and feature requests directly back to our internal teams., * We have been certified as a Great Place to Work for seven consecutive years both in Spain and the US. In addition, we were listed as one of the Best Companies for Women to Advance. * We live and work by our core values, which emphasize excellence, teamwork, and reaching your potential. Our motto is "Enjoy the journey," above all we must enjoy what we do and have fun at work. At RTI, you will work in a positive, supportive, diverse environment with a team that truly cares about you. * We are defined by our "Working as One" culture and truly care about team's interaction. That is why we plan trips for teams to get together in person, enjoy fun team-building activities and events, and feel more connected.