Boeing Defense and Space Systems is growing in the area of spacecraft Guidance Navigation and Control (GN&C) system design, development, integration and test and is looking for motivated and talented Senior Guidance Navigation and Control Engineers to join the Boeing team in this exciting business area located in El Segundo, CA.Selected candidates will work on a range of spacecraft programs and will develop state of the art navigation and guidance algorithms, create integrated GN&C systems, perform mission planning and analysis, execute system performance analyses and implement simulation solutions to support our customers. Engineers in these positions will have visibility across the Boeing enterprise into modern GN&C and simulation development methods.Position Responsibilities:• Lead and define Guidance, Navigation and Control (GN&C), mission or trajectory requirements, ensure requirements traceability and quality from the system level to component level, resolve requirements issues across program elements.• Lead mission planning and analyses to define spacecraft trajectories and performance requirements.• Develop and integrate navigation & guidance algorithms to support mission and trajectory needs.• Create models, simulations and tools to support GN&C system development and analysis.• Design, analyze and guide others in the development of Guidance, Navigation and Control (GNC) systems, simulations, models, tools and analysis techniques.• Perform a wide variety of complex trade studies to identify and recommend solutions to problems and issues.• Lead the definition of requirements compliance processes and certification criteria and methods.• Lead others in design reviews, analyses, simulations and component / system testing to ensure delivery of products that meet or exceed customer requirements and expectations.• Assure timely, cost effective solutions for program and engineering issues, present recommendations and implementation status to leadership and customers.• Lead, organize and resolve cross-divisional problems.• Lead new business development efforts and the definition of technology roadmaps.• Work under consultative supervision, coach other engineers and leaders.This position requires an active Top Secret U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship.Basic Qualifications (Required Skills/Experience):• Bachelor’s, Master’s or Doctorate of Science degree from an accredited course of study, in engineering, computer science, mathematics, physics or chemistry.• 10 years or more experience with spacecraft, missile, aircraft, autonomous platform or similar vehicle Guidance, Navigation or Control systems.Preferred Qualifications (Desired Skills/Experience):• Highly Preferred:TS/SCI.• 4 years or more experience using Matlab/Simulink or MatrixX to model systems.• 4 years or more experience in computer programming using C, C++, C#, Ada or other engineering programming languages.• Experience with simulation and / or system/component modeling.• Experience or coursework with Kalman Filter design or other estimation techniques.• Experience with implementing algorithms in real time systems.• Experience with autocoding of software.Typical Education & Experience:Education/experience typically acquired through advanced technical education from an accredited course of study in engineering, computer science, mathematics, physics or chemistry (e.g. Bachelor) and typically 14 or more years’ related work experience or an equivalent combination of technical education and experience (e.g. PhD+9 years’ related work experience, Master+12 years’ related work experience). In the USA, ABET accreditation is the preferred, although not required, accreditation standard.Relocation:This position offers relocation based on candidate eligibility. (Basic relocation is available for internal candidates, based on candidate eligibility.).Employee Referral:Referral to this job is eligible for bonus.Drug Free Workplace:Boeing is a Drug Free Workplace where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.Shift Work Statement:This position is for 1st shift.