> Markdown version of [/jobs/ext/2717540-senior-embedded-software-engineer-defense-systems-in-mckinney](https://www.wearedevelopers.com/jobs/ext/2717540-senior-embedded-software-engineer-defense-systems-in-mckinney). 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). --- # Senior Embedded Software Engineer - Defense Systems in McKinney - **Company:** Energy Jobline - **Location:** McKinney, TX, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Testing (Software), Agile Methodology, Build Automation, C++ (Programming Language), Embedded Software, Scrum Methodology, Software Architecture, Systems Development Life Cycle, SAP (Applications), Software Engineering, Real Time Systems, Software Security, Enterprise Integration, Integration Frameworks, Devsecops - **Published:** September 4, 2026 - **Apply:** https://www.energyjobline.com/job/senior-embedded-software-engineer-defense-systems-mckinney-31444990 ## About the Role We are seeking an experienced Senior Embedded Software Engineer to support advanced defense and mission-critical systems programs. This is a hands-on senior engineering position for an experienced embedded developer who can contribute to complex software architecture, design and development while also providing technical guidance to other engineers. This position requires an active DoD Secret clearance and U.S. citizenship. All work is performed on-site at a secure facility in McKinney, Texas. This is not a remote position., * Bachelor's degree in a STEM discipline (Science, Technology, Engineering or Mathematics). * 20+ years of relevant software engineering experience. * Strong professional experience developing C/C++ software for embedded defense applications. * Experience with embedded, real-time and/or low-level systems development. * Experience supporting complex defense, weapons, aerospace or mission-critical systems. * Experience with DevSecOps, automated builds, software testing and secure integration workflows. * Experience working within Agile software development environments. * Strong communication and collaborative problem-solving skills. * Ability and willingness to work 100% on-site in McKinney, TX Clearance & Citizenship Requirements * Active DoD Secret clearance is required at the time of application. * Must be able to obtain Special Access Program (SAP) approval. * U.S. citizenship is required due to government security requirements. Ideal Background Candidates with experience in embedded software, C/C++, real-time systems, defense systems, weapons systems, mission systems, avionics, aerospace, DoD programs, DevSecOps or secure software development environmentsare strongly encouraged to apply. ## Description * Design, develop, test and maintain embedded software for complex defense and mission systems. * Develop software using C and C++ in embedded and real-time environments. * Contribute as a senior individual engineer on complex weapons and defense systems. * Provide technical leadership, architecture reviews and engineering guidance for existing and proposed systems. * Translate system and software architecture requirements into actionable development tasks. * Collaborate with multidisciplinary engineering and software development teams. * Participate in Agile development environments using Scrum, Kanban or similar methodologies. * Support DevSecOps practices including automated builds, testing and secure software integration workflows. * Provide technical guidance and mentorship to software development teams. ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [The perfect CI/CD React Native pipeline with Fastlane](https://www.wearedevelopers.com/videos/556-the-perfect-ci-cd-react-native-pipeline-with-fastlane) - [DevSecOps: Injecting Security into Mobile CI/CD Pipelines](https://www.wearedevelopers.com/videos/273-devsecops-injecting-security-into-mobile-ci-cd-pipelines) - [ShapeShift: Reinventing Agile for a B2B SaaS Scale-Up](https://www.wearedevelopers.com/videos/1655-shapeshift-reinventing-agile-for-a-b2b-saas-scale-up) - [DevSecOps culture](https://www.wearedevelopers.com/videos/783-devsecops-culture) - [Why Your Best Mediors Never Become Seniors (And How to Fix It)](https://www.wearedevelopers.com/videos/2108-why-your-best-mediors-never-become-seniors-and-how-to-fix-it) ## Related Articles - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers)