Join Boeing's Air Dominance division as a Lead Guidance Navigation and Control (GNC) Engineer in Hazelwood, MO. This role involves contributing to cutting-edge capabilities for military aircraft, including the F-15, F/A-18, MQ-25, T-7A, and new proprietary programs. You will be essential in the development, safety, and success of products and solutions, from initial concept definition through design, test, validation, and in-service support. What You'll Be Doing as a Lead GNC Engineer Define Guidance, Navigation and Control mission requirements and ensure traceability and quality from system to component level Develop and refine a complex, nonlinear, 6 degrees of freedom simulation model using multidisciplinary model data Develop, implement, integrate, and test vehicle models and controllers using software languages like C, C++, FORTRAN, Python Design flight control laws using modern linear control design techniques and tools to achieve design and performance targets Perform advanced nonlinear analysis to assess and refine control law design Validate models against test data to inform and improve simulation environment accuracy Develop supplementary controllers, limiters, mode logic, and signal shaping for performance bounding within the flight envelope Collaborate with flight simulation and VMS software engineers to incorporate control laws into the operational flight program Support flight simulations, including desktop, software, and real-time simulations Support hardware in the loop development and testing Support flight testing planning and execution Lead design reviews, analyses, simulations, and component/system testing Train and coach others Your Comprehensive Rewards Package 401(k) plan with dollar-for-dollar match up to 10% of eligible pay Immediate 100% vesting in 401(k) contributions Student Loan Match program for 401(k) contributions Competitive base pay and variable compensation opportunities Opportunity to enroll in health insurance, flexible spending accounts, and health savings accounts Retirement savings plans Life and disability insurance programs Paid and unpaid time away from work Your Comprehensive Rewards Package Boeing offers a comprehensive Total Rewards package designed to attract and retain top talent. This includes a best-in-class 401(k) plan with a dollar-for-dollar company match up to 10% of eligible pay, featuring immediate 100% vesting. Additionally, a Student Loan Match program allows qualified student loan debt payments to count towards the company match. Employees can also access competitive base pay, variable compensation, and a variety of benefit programs such as health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance, and options for paid and unpaid time away from work. Who We're Looking For We are seeking a highly experienced Lead Guidance Navigation & Control Engineer with a Bachelor of Science degree in a relevant engineering or scientific field. The ideal candidate will possess a minimum of 14 years of work-related experience, including at least 5 years specifically in Guidance Navigation and Control engineering. Proficiency in using Matlab/Simulink or MatrixX for system modeling is essential. Preferred qualifications include an active U.S. Secret Security Clearance, experience with simulation, system, and component modeling, and practical experience in implementing algorithms in real-time systems. Prior experience with Hardware in the Loop Simulators (HILS) and flight test support would also be highly advantageous. Bachelor of Science degree in Engineering, Engineering Technology, Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent qualifications directly related to the work statement 14+ years work-related experience with a Bachelor's degree OR an equivalent combination of work-related experience and technical education 5+ years of experience with Guidance Navigation and Control engineering Experience using Matlab/Simulink or MatrixX to model systems Active U.S. Secret Security Clearance or higher (preferred) Experience with simulation, system and component modeling (preferred) Experience with implementing algorithms in real time systems (preferred) Hardware in the Loop Simulator (HILS) experience (preferred) Prior experience in flight test support (preferred) What's in It for You? Relocation assistance available for eligible candidates Opportunity to work on cutting-edge capabilities for military aircraft Be part of a team with an innovative spirit Contribute to new product design, development, integration, and flight testing Work on diverse projects including F-15, F/A-18, MQ-25, T-7A, and proprietary air dominance programs Work a 1st shift schedule Lead the Future of Aerospace GNC Join Boeing as a Lead Guidance Navigation & Control Engineer and drive the future of aerospace. You'll lead critical GNC activities for advanced military aircraft, contributing to innovative design and flight testing. This role offers a competitive salary, comprehensive benefits, and the chance to make a significant impact within a world-leading aerospace company.