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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Ground SW Engineer: C/C++ Simulation - Level 3 or 4 (Chandler) - **Company:** Northrop Grumman - **Location:** Chandler, AZ, United States (Remote available) - **Salary:** $98,400.0 - $147,600.0 - **Contract:** Permanent contract - **Skills:** Testing (Software), Java (Programming Language), Software Applications, Automation of Tests, C++ (Programming Language), Configuration Management, Linux, Design of User Interfaces, Integrated Development Environments, Python (Programming Language), Object-Oriented Software Development, Systems Development Life Cycle, Real-Time Operating Systems, Software Deployment, Software Engineering, Software Requirements Analysis, Systems Integration, Real Time Systems, Devsecops - **Published:** October 2, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9209382/ground-sw-engineer-cc-simulation-level-3-or-4-chandler ## About the Role This position can be filled at either a Level 3 or Level 4. Basic Qualifications for Level 3 * Bachelor's degree in Science, Technology, Engineering, or Mathematics (STEM) with 5 years of professional experience; or Master's degree with 3 years of professional experience; or PhD with 1 year of professional experience. Additional 4+ years of experience may be considered in lieu of degree. * Active DoD Secret clearance or higher at the time of application, with ability to obtain additional program access as required. * Professional experience developing object-oriented software in C or C++ in a Linux environment. * Professional experience developing, integrating, or testing software for simulators, ground support equipment, test tools, embedded systems, or closely related real-time or mission-critical applications., * Bachelor's degree in Science, Technology, Engineering, or Mathematics (STEM) with 8 years of professional experience; or Master's degree with 6 years of professional experience; or PhD with 4 years of professional experience. Additional 4+ years of experience may be considered in lieu of degree. * Active DoD Secret clearance or higher at the time of application, with ability to obtain additional program access as required. * Professional experience developing object-oriented software in C or C++ in a Linux environment. * Professional experience developing, integrating, or testing software for simulators, ground support equipment, test tools, embedded systems, or closely related real-time or mission-critical applications. Preferred Qualifications * Experience with Java software development. * Experience with DevSecOps practices and tools, including CI/CD pipelines, automated testing, and software delivery workflows. * Experience in RTOS environments or with real-time applications. * Experience with simulation development. * Experience with HWIL, computer-in-the-loop, integration labs, test stands, or mission or flight-critical systems. * Experience with Python for scripting, automation, or test support. * Experience with software integration, troubleshooting, hardware/software interface support, or software deployment in lab or classified environments. * Experience collaborating across software, embedded, GNC, systems, test, or EE teams in an integration-heavy environment. * Experience leading technical efforts, guiding less-experienced engineers, or owning work products through integration and delivery. ## Description In this role, you will develop and integrate ground support equipment (GSE) software, simulators, and test tools in a Linux-based, classified development environment. The work is centered primarily on object-oriented C/C++ development, with Java also supporting the environment. This role includes simulation and test tool development, GSE and core application development, hardware/software interface support, system integration, troubleshooting, and software life-cycle activities including requirements, design documentation, peer reviews, testing, and configuration management. At the higher level, this role may also include technical leadership responsibilities such as guiding less-experienced engineers, supporting schedules and program/customer discussions, and helping drive work through integration and delivery. This position will work a 9/80 schedule, with every other Friday off. In this job, you will * Design, develop, test, and integrate ground support equipment (GSE) software, simulators, and test tools. * Develop simulation and test-tool software, as well as GSE and core application software, in support of mission needs. * Perform object-oriented software development primarily in C/C++, with Java in a Linux environment. * Create software requirements specifications and design documentation. * Participate in peer reviews, configuration management, and other software-process activities. * Support hardware/software interface development, simulator deployment, system integration, and troubleshooting. * Troubleshoot technical issues and apply sound engineering judgment to resolve them. * Collaborate with embedded, GNC, systems, test, and other engineering partners in an integration-heavy environment. * Develop, test, and integrate software in a classified work environment. * At the higher level, support technical leadership activities, schedules, and program/customer discussions, as needed. * Other duties as assigned. If this job description reads like it was written specifically for you, consider joining our team. This position is contingent upon the candidate obtaining final clearances and program access(es) within a reasonable period of time as determined by the company.