Job Requirements Titusville, FL Clearance Unspecified Polygraph Unspecified Mid Level Career (5+ yrs experience) Salary not specified Join Premium to unlock estimated salaries Job Description Guidance, Navigation, and Control (GN&C) Engineer - Journeyman We are looking for a Guidance, Navigation, and Control (GN&C) Engineer to join our team supporting advanced spaceflight programs at NASA Kennedy Space Center. The GN&C Engineer supports the development, analysis, verification, and integration of guidance, navigation, and control systems for spacecraft and other flight systems. This role provides technical support across GN&C, mission design, trajectory analysis, and navigation , allowing the engineer to contribute across multiple areas based on program needs. This position will be filled at the Journeyman level , depending on qualifications, with salary commensurate with experience. Key Responsibilities Support GN&C, mission design, trajectory analysis, and navigation activities as needed to address program priorities and fill engineering gaps. Review GN&C architectures, requirements, designs, integration approaches, test plans, and test data to evaluate technical adequacy, identify risks, and develop recommendations. Develop and execute trajectory, attitude, and 6-DOF spacecraft simulations and perform analysis supporting GN&C performance and mission objectives. Support mission design and trajectory analysis , including trajectory development, maneuver planning, orbit and attitude analysis, and rendezvous, proximity operations, and docking (RPOD). Analyze spacecraft navigation architectures and sensor suites , including sensor performance, accuracy, availability, observability, and suitability for GPS-denied and deep-space missions. Support navigation analysis involving state estimation, sensor fusion, and interactions between navigation sensors, flight software, guidance algorithms, and vehicle dynamics . Develop, review, and assess GN&C requirements, verification approaches, and verification evidence in support of system verification and validation. Support development, integration, verification, testing, and operation of spacecraft GN&C systems and associated sensors. Evaluate GN&C analyses, simulations, technical documentation, and test results to identify technical risks, uncertainties, and potential deficiencies , and support anomaly investigations and corrective actions. Evaluate technical tradeoffs involving performance, risk, schedule, cost, and implementation complexity and communicate recommendations to engineering and program leadership. Analyze GN&C interfaces with avionics, flight software, propulsion, mission design, structures, and other spacecraft systems . Participate in technical reviews, testing, and engineering exchanges and communicate technical findings and recommendations to technical and programmatic stakeholders. Required Qualifications B.S. degree in Engineering or related discipline and 5+ years of related experience , or M.S. degree in Engineering or related discipline and 3+ years of related experience . Demonstrated experience in one or more areas of spacecraft GN&C, mission design and trajectory analysis, navigation, or related flight dynamics , with the ability and interest to contribute across adjacent technical areas. Experience developing or analyzing GN&C algorithms and spacecraft simulations, including 6-DOF modeling . Experience with engineering analysis and simulation tools such as MATLAB, Python, C++, or equivalent . Experience developing or evaluating spacecraft requirements, verification approaches, and success criteria. Experience with spacecraft GN&C systems, navigation sensors, integration, verification, testing, or operations. Must be a U.S. Citizen and successfully complete a U.S. Government background investigation. Strong communication, organization, and teamwork skills, with the ability to coordinate across multiple technical disciplines. Preferred Qualifications M.S. degree in a related discipline. Experience with deep-space missions or GPS-denied navigation . Experience with spacecraft navigation sensors, state estimation, sensor fusion, or autonomous navigation. Experience with mission design, trajectory development, rendezvous/proximity operations, or maneuver analysis . Experience with spacecraft flexible-body dynamics, propellant slosh, or other spacecraft dynamics effects in low-gravity environments. Strong proficiency in C++ and experience developing or using mission-specific GN&C simulation or analysis software. Experience with trajectory and mission-analysis tools. Experience working with commercial spaceflight or launch service providers. Experience with deep-space or other safety-critical spaceflight systems .