> Markdown version of [/jobs/ext/3935090-principal-sw-engineer-sw-technical-lead-f18-gen-4-radar](https://www.wearedevelopers.com/jobs/ext/3935090-principal-sw-engineer-sw-technical-lead-f18-gen-4-radar). 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). --- # Principal SW Engineer - SW Technical Lead - F18 Gen 4 Radar - **Company:** RTX - **Location:** El Segundo, CA, United States - **Experience:** Expert - **Salary:** $118,300.0 - $224,900.0 - **Contract:** Permanent contract - **Skills:** Testing (Software), Microsoft Windows, Agile Methodology, Algorithm Design, Software Applications, Unix, C++ (Programming Language), Continuous Delivery, Continuous Integration, Software Debugging, Linux, Embedded Software, Scrum Methodology, Real-Time Operating Systems, SAP (Applications), Signal Processing, Software Engineering, Subversion, System Programming, Systems Integration, VxWorks, Data Processing, Test-Driven Development (TDD), Git, SC Clearance, Devsecops, Jenkins - **Published:** October 26, 2026 - **Apply:** https://www.techcareers.com/job.asp?id=3467210099&tx=JK4539FFF&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54 ## About the Role * Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant software development experience. * Experience serving as a Software REA and/or Software Technical Lead for software, with experience interfacing with customers. * Experience with DevSecOps Software methodologies * Development experience coding in C, C++, ADA or related languages/tools across phases of Software Development Life Cycle * Experience working on UNIX, Linux, Windows, VxWorks, Green Hills or other Real Time Operating Systems. * Active and transferable U.S. Government issued Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance., * Current Top Secret Clearance * Development experience in Ground or Airborne Sensors (Radars, EO/IR, EW, etc.) * Experience designing & implementing radar modes & algorithms, signal processing, target detection, and tracking * Experience with Networks (software and hardware) * Experience developing near-real-time, embedded SW * Experience with git * Experience with embedded or low-level software development, including OS-adjacent or hardware-interfacing work. * Experience with CI/CD tools and infrastructure such as Jenkins, Subversion, or similar. * Familiarity with Agile lifecycle process including Scrum, Continuous Integration, and Test-Driven Development Methodologies * Experience developing embedded software for sensors, algorithm development, signal or data processing preferred. * Experience with DoD & related System/SW Architectures and messaging standards (e.g. OMS, SOSA, Link-16, etc) * Experience with production-level SW development & deployment, including Continuous Integration/Continuous Delivery (CI/CD) using modern FOSS/COTS toolsets. * Experience with full lifecycle SW development of high-TRL systems. ## Description As a Technical Lead for the F/A-18 Software Team, deliverables include: * Provide technical guidance to the software team and serve as the liaison between the software team, other engineering counterparts, program leadership, and the customer * Hold the team accountable and drive progress to meet deadlines and technical milestones * Design, develop, and test software based on software trouble reports in an agile/waterfall, collaborative environment, delivering builds for the APG-79 radar. Support system integration of software on hardware * Consult on Development and Production software development for our F/A-18 roadmap activities * Demonstrate critical thinking skills, the ability to thrive in small, empowered teams, and an intense desire to directly enable our customers' success * Troubleshoot, debug, and optimize existing code for performance and efficiency in complex environments * Write and maintain comprehensive documentation for software applications, including system architecture and design specifications * Work collaboratively with multiple engineering disciplines to analyze, implement, and test system modification requests to the existing system baseline. * Work Location: Onsite at our El Segundo, CA Campus * Must be able to obtain "special access programs" (SAP/SAR) for continuation of employment., * Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. * This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA , an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.