• Explored ways to evaluate and improve the accuracy of an indoor GPS system (ArcSecond/Metris) capable of locating detectors in a large volume. Accuracy improved from approximately 700 µm to approximately 150 µm (static and dynamic measurement). Improved latency from 200ms to approximately 50ms while maintaining accuracy by using Kalman filtering methods.• C# development on Surveyor product - principally algorithms (Jan 2013 - present)• Studied and tested methods of physically modeling the iGPS detectors and transmitters to achieve maximum performance• Responsible for quality assurance of all incoming iGPS components and maintenance of laboratory environment, including devising and implementing testing methods• Extensive use of Laser trackers (Leica, Faro), Laser radar (Nikon), Spatial Analyzer (NRK)• Clients include large aerospace manufacturers (Lockheed Martin, Boeing, Airbus, Bombardier). Onsite customer installation and support.• Responsible for design and setup of certification system at National Physical Laboratories (NPL) (UK)• Devised and implemented method to improve automation and reliability of iGPS transmitter calibration• Devised and implemented tool to archive all information on a transmitter (Transmitter repository)• Metrology lead for Boeing 787 join project, Airbus demo cell using indoor GPS and Vought cell

• Explored methods and developed software to scan and track rigid moving objects using only 3d point data; demonstrated proof of concept at real-time speed. Application to Intensity Modulated Radiation Therapy.• Studied ways of extending the tools developed in order to model and track deformable objects

• Responsible for all aspects of calibration for a family of 3D non-contact laser triangulation scanning systems:o Algorithm development, minimization, reference objects, image processing, regression, blob analysiso COM based software design and developmento Accuracy evaluation, research, performance limitations, acceptance testingo Determination of the feasibility of system integration and rapid prototyping for potential clients• Designed and implemented custom methods for user friendly, accurate and efficient multi-phase calibration of various platforms, including auto indexing dual axis scanner (AI2400 product) and multi-head single axis scanner (FootScanner product)• Conceived and implemented sub-pixel edge detection method using range and intensity patterns• Supervised the development of latest generation CMOS based scanning head (mechanical enclosure, optics, imager board, software, peak detection)• Managed budget and schedules for a group of 4 senior engineers

• Parallelization and optimization support for Cray T3D MPP (massively parallel processor)• Developed tools to graphically view on a workstation results from a simulation on a parallel machine in real-time, with the ability to interact and steer this applicationo tools consisted of a library to be linked into the simulation, and a viewer/GUI on the user’s screen DirectView, for Signal Processing (OpenGL based viewer) Tpview, for Computational Fluid Dynamics (Tecplot, X/Motif based viewer) IMV, for Molecular Dynamics (Open Inventor, X/Motif based viewer)• User support for Cray supercomputers (optimization, Fortran/C/Fortran90 compilers, courses)• Editor, “EPFL Supercomputing Review”, 1991-1993• Visualization support for Cray T3D and SGI Origin 2000 massively parallel computers