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Senior Software Engineer

Job in Rockford, Winnebago County, Illinois, 61103, USA
Listing for: Prattwhitney
Full Time position
Listed on 2026-08-22
Job specializations:
  • Software Development
    Embedded Software Engineer, Software Engineer, Embedded Systems/ Firmware/ IoT, C++ Developer
Salary/Wage Range or Industry Benchmark: 87000 - 165000 USD Yearly USD 87000.00 165000.00 YEAR
Job Description & How to Apply Below

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://(Use the "Apply for this Job" box below)..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 TMS
    320F2812 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
  • 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:…
Position Requirements
10+ Years work experience
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