Sam H. Email & Phone Number

Seattle, Wa, Us

Arlington, Va, Us

• Developed and validated concepts of operations, use cases, functional and logical architecture, and interface requirements for the Automatic Flight Guidance System• Ensured design compliance to 14 CFR Part 25 and CS-25; evaluated constraints imposed on airline customers by 14 CFR Part 121 and related AC material to streamline customer operations • Supported existing programs with requirements-to-model traceability, development of requirements-based testing and model coverage analysis per DO-178B/DO-331 standards• Reviewed impact of design changes to the system functional hazard assessment and fault tree analysis• Led a multi-disciplinary team consisting of 6 team members from the Avionics, Flight Deck, and Flight Controls organizations to develop and design automatic flight guidance systems aboard the airplane• Coordinated with management to staff the team and ensure organizational goals are met

Arlington, Va, Us

• Designed and tested features for the automatic resolution of traffic collision advisories and automated configuration management of the airplane, iterating in fast-paced development cycles with the chief pilot, culminating in a successful flight test as part of the 2018 ecoDemonstrator program• Defined and reviewed system requirements utilizing IBM DOORS as a configuration management tool• Produced and optimized test development tools using MATLAB, Python, and Shell scripting that were shared across multiple teams within the organization, saving thousands of test and analysis hours• Constructed test analysis tools to expediently identify potential issues and reduce analysis time• Developed and executed detailed test procedures to verify the design and implementation for outer loop vehicle control laws and system redundancy management via hardware-in-the-loop simulation• Conduct system performance analysis including frequency domain analysis of linear systems, and analysis of non-linear, time-domain behavior for a fly-by-wire airplane

Arlington, Va, Us

• Designed leading edge sector and pinion gears; modeled the design in CATIA V5; directed technical designers on the creation of component and assembly drawings; coordinated with the supplier on tool procurement, manufacturing process, and iterated on the design for manufacturability• Led a multi-disciplinary team for the trade study of an airplane stall performance function; presented progress and results to program-level leadership at design review boards• Managed risk due to new interpretation of regulatory requirements, resulting in an actuation design that was certifiable and an invention disclosure for which a patent was granted (US10053237B2)• Developed the architecture and design of the high lift leading edge system; analyzed the end-to-end system to ensure timing, load and accuracy requirements were satisfied, modeling energy flow from the hydraulic and electrical supply, through various gearboxes, to the movement of the high lift surfaces; conducted preliminary sizing of system components including gearboxes, motors, and valves• Wrote request for proposals for complex geared rotary actuators featuring a mechanical shear-out and no-back brake, a hydraulic motor, and an electric motor; coordinated and performed down-selection of supplier responses with other technical personnel and supplier management• Developed and performed skew analysis for the high lift leading edge outboard surfaces capturing the system dynamics in a MATLAB-based graphical simulation

Arlington, Va, Us

• Developed power requirements, estimated system weights, and other engineering data for various high lift system architectures• Implemented a model in Simulink for the control system of a trailing edge high lift system

Cincinnati, Oh, Us

• Validated initial design requirements were met through traceability of requirements and formal testing• Wrote test procedures to check for software robustness and to verify problem reports were fixed• Analyzed software code to determine the root cause of problem reports

Cincinnati, Oh, Us

• Designed and implemented lean processes to reduce production cost, complexity, and flow time• Debugged and rewrote production test equipment software code• Decomposed customer requirements for hosted functions into a clear and concise set of measures, criteria, and tasks

• Work as a team to launch weather balloons and perform various testing on payloads in near space conditionsCommand and Data Handling Lead (Jan 2011 – Dec 2011)• Designed a sensor package to be used in future balloon launches• Researched methods to stabilize payloadsCommunications Lead (Jun 2010 – Jan 2011)• Oversaw the communications team and distributed tasks to members• Prepared all communications equipment prior to balloon launches• Developed software to track and predict the landing site of weather balloons in real-timeCommunications Member (Sept 2009 – May 2010)• Learned the operation of all the different communications equipment• Certified to be an amateur radio operator

Savannah, Ga, Us

• Wrote requirements for aircraft avionics systems using IBM’s Rational DOORS• Prepared aircraft schematics using Mentor Logic’s Capital Logic• Developed a standard for schematics within the project• Assisted the project manager in developing a program schedule• Assisted with technical needs as necessary, such as power load balancing and integrating test equipment

• Set up test beds for adaptive control experiments; integrated multiple components into working systems; troubleshot components• Collected experiment data using Simulink and Controldesk

Master Of Science (Ms), Aerospace Engineering

Bachelor'S, Aerospace Engineering, Minor In Electrical Engineering