GNC Aerospace Engineer

** Description*
* SAIC is seeking a GNC Aerospace Engineer in Dahlgren, VA.

** Responsibilities:*
* + Develop, implement, and refine GNC algorithms for guidance laws, control loops, navigation filters, and state estimation

+ Support weapon system modeling and simulation, including 6 DOF (six degrees of freedom) simulation environments and subsystem integration

+ Perform trajectory analysis, mission performance evaluations, and control system stability assessments

+ Develop navigation solutions integrating IMUs, GPS, INS, seekers, and other sensor modalities

+ Conduct Monte Carlo analysis, uncertainty modeling, and system performance sensitivity studies

+ Implement GNC prototypes in MATLAB/Simulink, Python, C/C++, or equivalent simulation frameworks

+ Analyze telemetry, flight test data, and HWIL/SIL outputs to validate system performance

+ Support requirements decomposition, interface definition, and subsystem integration with E20 system engineering teams

+ Document models, test results, algorithm behavior, and performance in technical reports and presentations

+ Participate in technical reviews, design sessions, and engineering working groups with government and contractor personnel

** Qualifications*
* *
* Qualifications:

*
* + Bachelor's degree in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, Physics, or related discipline (Master's preferred)

+ 4+ years experience in GNC engineering, missile guidance, flight controls, or related system modeling

+ Proficiency in MATLAB/Simulink and at least one programming language (Python or C/C++)

+ The successful candidate shall have experience with guidance algorithms (proportional navigation, pursuit guidance, optimal guidance, intercept geometry), navigation & estimation, Kalman filtering (EKF/UKF), inertial navigation, GPS/INS integration, sensor fusion, control engineering, PID, LQR, state space control, autopilot design, stability & robustness analysis, M&S (Modeling & Simulation), MATLAB/Simulink, Python (Num Py/Sci Py), C/C++ for embedded or real time simulation, and familiarity with 6 DOF modeling

+ Ability to work with E20 technical SMEs to develop or refine analytical tools, performance models, or algorithmic improvements

*
* Preferred Qualifications:

*
* + Familiarity with hardware in the loop (HWIL) or software in the loop (SIL) environments is a plus

+ Experience supporting missile systems, unmanned systems, or weapons/flight dynamics programs

+ Experience supporting NSWCDD, NAVSEA, or other DoD weapons engineering divisions

+

Experience with aerospace flight test data analysis or guidance law verification

+ Knowledge of seeker modeling, sensor suite integration, or autopilot tuning

** Physical Demands:*
* + Must be able to lift up to 25 pounds

+ Must be able to stand and walk for prolonged amounts of time

+ Must be able to twist, bend and squat periodically

** SECURITY

CLEARANCE REQUIRED:

*
* + Must be able to obtain and maintain a security clearance at the Secret level. US Citizenship is a requirement for Secret clearance at this location. Current active Secret clearance preferred

REQNUMBER: 2612673

SAIC is a premier technology integrator, solving our nation's most complex modernization and systems engineering challenges across the defense, space, federal civilian, and intelligence markets. Our robust portfolio of offerings includes high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation; and training. We are a team of 23,000 strong driven by mission, united purpose, and inspired by opportunity.

Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $6.5 billion. For more information, visit  For information on the benefits SAIC offers, see Working  AA M/F/Vet/Disability