Terry Mitchell
Sr Principal Systems Engr at Raytheon- Claim this Profile
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Bio
Credentials
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Private Pilot Single Engine Land
Federal Aviation Administration
Experience
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Raytheon
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United States
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Defense and Space Manufacturing
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700 & Above Employee
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Sr Principal Systems Engr
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Mar 2005 - Present
• Mr. Mitchell is currently a senior staff member within the Guidance Navigation & Control Department. Since joining Raytheon, Mr. Mitchell has developed, integrated, or flight-tested navigation systems in many applications: Modular Navigation Initiative, Modular Navigation IRAD, Tomahawk Cruise Missile, Rolling Airframe Missile, Excalibur/ERGM Guided Projectiles, HARM/HDAM glide bombs, Lunar Lander, David's Sling (Stunner) Interceptor & Launcher, Kinetic Energy Interceptor & Booster, Armored Vehicle Active Protection System, Small Diameter Bomb II, B-61 Spinning Bomb Tail-kit, Killer Bee Drone, Advanced Interim Interceptor Initiative, Exo-atmospheric Kill Vehicle Nav/IMU, Redesign Kill Vehicle, Comon EKV/RKV IMU Development, Standard Missile-3 Booster & Kill Weapon, and Advanced Medium Range Air-Air Missile.• Mr. Mitchell has integrated practical Kalman Filters for a variety of applications: Inertial Angle of Attack & Sideslip Estimator, Attack Helicopter Fire Control Target State Estimator, Kill Vehicle Target State Estimators, Launch Vehicle Tightly-Coupled GPS/INS IRAD, Light Exo-Atmospheric Projectile Relative GPS, Range Safety and Target Tracking DGPS, Automated Profiling System Radiosonde DGPS, Commercial Golf Cart DGPS, Launch Vehicle Ground & Sea Gyrocompass Alignment, Re-Entry/Spinning Vehicle Transfer Alignment, Air-launched Inertial Transfer Alignment, Tightly-Coupled GPS/INS and DGPS/INS, and Tightly-Coupled GPS/Radar/INS.• Programming languages/tools: DOS, Windows, Linux, C, C++, Fortran, Matlab, Python, MS Visual C Software Development Kit (SDK), Understand SDK, Eclipse SDK, AzureDev Ops (Agile Software Planning/Scrum), CMSynergy Developer/Classic, Various commercial & GNU Debuggers, LaTeX, PCTeX, MiKTex, pdfLaTeX, MS Excel, MS Word, MS Power Point, MS Visio, Beyond Compare, git
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Orbital Sciences Corporation is now Orbital ATK!
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Defense and Space Manufacturing
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700 & Above Employee
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Scientist
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Jun 1990 - Mar 2005
Scientist- GNC Navigation Systems Chief navigation specialist responsible for Navigation Systems Performance, Algorithm Development, Supplier Technical Management, and Flight Test for Sub-Orbital and Orbital Launch Vehicles/Payloads• Navigation Section Manager within GNC department responsible for technical management of engineers and IR&D proposals/budgeting.• Principal developer of IR&D Navigation software for Gyrocompass Alignment and GPS/INS Navigation of sub-orbital and orbital launch vehicles and targets.• Navigation Subject Matter Expert (SME) for the corporation. Supported supplier specifications, qualification, simulation, characterization, modeling and performance of LR-81, GLN-200, LN-200, HG-1700, MEMS IMUs; Pershing II Inertial Platform, Ground-based Missile Defense (GMD) SIGI, Launch Vehicle SIGI, H-764LG, LN-100LG, LN-93 GPS/INS navigation systems; Trimble TANS, Trimble MPFCB, Trimble Force5, Magellan AIV-10, Ashtech HDMA G-12, Rockwell NavCore5, Collins GEMIII, and Javad GNS-100 GPS receivers.• Designed, Developed & Procured DGPS/GPS/INS navigation systems for sub-orbital and orbital launch vehicles using COTS IMU and GPS receiver hardware. Designs included ground, air, or sea launch. The GMD SIGI design and architecture included requirements and interfaces to the Raytheon EKV Kill Vehicle using Booster-Aided Navigation for Kalman Filter based Transfer Alignment.• Developed stand-alone desktop DGPS/GPS/INS/Gyrocompass alignment Deterministic & Monte-Carlo simulation using C/C++ Software-in-Simulation and tightly coupled DGPS/GPS and INS error models that were verified and validated over several sub-orbital and orbital flight tests.
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Boeing
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United States
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Aviation & Aerospace
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700 & Above Employee
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Sr Principal Systems Engr
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Jun 1986 - May 1990
Senior Engineer- Guidance Navigation & Control (GNC) Responsible for design and analysis of navigation & fire control systems for Apache AH-64a • Improved and simulated Fire Control System 3-state Kalman Filter estimation & prediction algorithms for 30mm gun & 70mm rockets with stationary targets• Supported Flight Testing and qualification of these systems with US Army at YPG• Developed 7-state Kalman Filter for Air-Air Fire Control target estimation and prediction• Developed Monte-Carlo simulation and error budget of Fire Control System• Used to evaluate stationary & moving target Fire Control System designs.• Used to explain flight test qualification anomalies.
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Associate Senior Engineer
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May 1982 - May 1986
Associate Senior Engineer – Guidance Navigation & Control (GNC)Responsible for guidance & control systems analysis & management of Missile System Simulation (MSS) used for IV&V of Peacekeeper (MX) ICBM flight & ground software.• Custodian of baseline Peacekeeper Missile System Simulation/Scientific • Generalized Energy Management Systems (GEMS) guidance of solid boosters• Dual Navigation Lambert guidance to WGS-84 MxN ground & flight based targets• IV&V Non-linear & linear controls analysis of Peacekeeper boost control system design in alignment with results from designer Autonetics Rockwell and secondary I&V contractor TRW Inc• Continuous & Sampled Data S, Z, and W-plane linear controls analysis & simulation
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GNC Engineer
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Jun 1980 - May 1982
Engineer – Guidance Navigation & Control (GNC)Responsible for GNC analysis & simulation development for a proprietary program. • Autopilot Linear controls analysis & guidance law design & performance evaluation• Simulation of Guidance and Control system performance and design trades• Sensor (air data and inertial) modeling and algorithm development Engineer – Guidance Navigation & Control (GNC)Responsible for GNC analysis & simulation development for a proprietary program. • Autopilot Linear controls analysis & guidance law design & performance evaluation• Simulation of Guidance and Control system performance and design trades• Sensor (air data and inertial) modeling and algorithm development
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Education
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1984 - 1986
University of Southern California
MS, Aerospace Engineering -
1976 - 1980
University of Arizona
BS, Aerospace Engineering
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