Senior Software Engineer

Date Posted: 2026-08-12 Country: United States of America Location: US-IL-ROCKFORD-P6 ~ 4747 Harrison Ave ~ 4747 HARRISON AVE-P6 Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or asylee status in the U.S. are considered U.S. persons. For a complete definition of “U.S. Person” go here. https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-120/subpart-C/section-120.62 Security Clearance Type: None/Not Required Security Clearance Status: Not Required Join our team in Rockford, IL as a Senior Software Engineer and help develop the embedded software behind advanced aerospace electric power systems. You'll collaborate with talented engineers to build, verify, and certify real-time embedded software in C, working across the full software development lifecycle and contributing to mission-critical technology that keeps aircraft operating safely and reliably. What You Will Do Develop embedded software for aerospace electric power systems. Participate in the full software development lifecycle, from planning through certification. Design, implement, verify, and validate real-time embedded software in C. Collaborate with cross-functional and remote engineering teams to deliver high-quality software. Support software certification activities in compliance with aerospace standards. Design, develop, and maintain embedded C software for electric power system controls. Perform software planning, architecture, implementation, testing, and verification. Develop software in accordance with DO-178C (Levels A–C) and other applicable aerospace standards. Create and maintain software documentation, requirements, and verification artifacts. Troubleshoot, debug, and integrate software with embedded hardware. Participate in design reviews, code reviews, and technical discussions. Collaborate with systems, hardware, verification, and certification engineers to ensure successful project delivery. Qualifications You Must Have   Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience  or  an Advanced Degree in a related field and minimum 3 years of experience   Experience with the full embedded software development lifecycle, including requirements decomposition, design, implementation, verification, and certification. Strong knowledge of embedded software architecture and C programming. Hands-on experience with embedded lab testing using oscilloscopes, in-circuit emulators, and target debuggers. Qualifications We Prefer Experience developing and verifying embedded software in compliance with DO-178 or similar industry standards. Proficient in Assembly, Python, and Tcl/Tk programming languages. Familiar with Model-Based Development (MBD) using MATLAB/Simulink. Experience with real-time embedded operating systems (RTOS) and low-level platform integration, including BSPs, device drivers, and I/O. Knowledge of Built-In Test (BIT) development, module self-test, and system protection. Experience with configuration and requirements management tools, including IBM Rational Synergy, Change, DOORS, and DXL. Strong understanding of ARINC 429, ARINC 629, ARINC 664, CAN, and Ethernet communication protocols. Experience with Texas Instruments TMS320F2812 DSPs and Freescale PowerPC microcontrollers. Knowledge of generator control systems, embedded control applications, and hardware/software integration. Experience leading technical teams and mentoring engineers. Understanding of software quality assurance and the software development lifecycle (SDLC). Excellent interpersonal, collaboration, and written/verbal communication skills. What We Offer  Some of our competitive benefits package includes:     Medical, dental, and vision insurance    Three weeks of vacation for newly hired employees    Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option    Tuition reimbursement program   Student Loan Repayment Program    Life insurance and disability coverage    Optional coverages you can buy: pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection   Birth, adoption, parental leave benefits   Ovia Health, fertility, and family planning    Adoption Assistance             Autism Benefit    Employee Assistance Plan, including up to 10 free counseling sessions    Healthy You Incentives, wellness rewards program   Doctor on Demand, virtual doctor visits    Bright Horizons, child and elder care services   Teladoc Medical Experts, second opinion program    And more!    Learn More & Apply Now!  We make modern flight possible for millions of travelers and our military every second.  Our major product lines are on-board virtually every aircraft flying. Be it keeping passengers safe with our emergency power generation systems or creating a positive in-flight experience through reliable cabin pressure controls and quieter engines, Power & Controls focuses on delivering a best-in-class experience to our customers. We hire the top people in the industry. Their ideas drive our performance, and their integrity keeps our customers happy. Join us as we take flight!   *Please ensure the role type (defined below) is appropriate for your needs before applying to this role.   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 product