David ROY
**** ******* ***, ***. ***, Montréal H2K 1T6, Québec, Canada
Cell phone: +33-783-***-***, e-mail: *****.****.***.****@*****.***
LANGUAGES
Trilingual: French - English - Spanish, Basics of German (learning)
International English Language Test score: 7.0
SOFTWARE SKILLS
Languages / Systems: Fortran, C++, C#, Java, Python, Visual Basic, MS-Office, Linux, LaTeX
Mathematics: Mathematica, Matlab, Comsol, Maple, Mathcad
C.A.D.: Catia V5, SolidWorks, 3D Studio, AutoCAD 2000, I-DEAS
Finite Element Analysis: Ansys, Patran / Nastran / Dytran, Marc, Cosmos, Catia V5, I-DEAS, Samcef, Samcef-Field (Graphic Interface), Abaqus, Nasgro (crack propagation), Hypermesh
PROFESSIONAL EXPERIENCES
Cumulative experience : CAD Conception = 3 years, FEM Analysis & Software Development = 12 years, Project Management = 1 year.
Jan. 15 – now Developer (scientific programming) for Imagia (Montréal - Canada)
Development (C++, Python) of a clinical software for liver cancer screening (medical imaging), based on Artificial Intelligence (Deep Convolutional Neural Networks).
Agile/Scrum environment.
Jan. 11 – Dec. 14 Developer in Biomechanics at University of Montréal Research Centre (Montréal - Canada)
Successful “Simulation of Endovascular Repair of Abdominal Aortic Aneurysm” with Abaqus.
High Performance Computing resources used.
Multiple non-linear regression for arterial anisotropic properties (Simulated Annealing).
Workflow automation and graphic interface completion (Python, Fortran, C
Grant (CRDPJ 460903-13) of $200000 (CAD) awarded by Natural Sciences and Engineering Research Council of Canada, based on preliminary results (stent-graft simulations). Collaboration with Siemens and CAE Healthcare as industrial partners.
Conference podium: 4th Canadian Conference on Non-Linear Solid Mechanics, McGill Univ., Montréal, July 2013.
Scientific poster: 7th World Congress of Biomechanics, Boston USA, July 2014.
Scientific poster: Regional User Meeting organized by Dassault Systèmes, Chicago USA, September 2014.
Jan. 10 – Jan. 11 R&D Numerical Analyst, for Bombardier (Montréal - Canada)
Stress, fatigue and damage tolerance analyses (finite element analyses with Patran-Nastran & Hypermesh, hand-calculations) on all ongoing programs (CRJ, CSeries, Learjet), for both metallic and composite parts/assemblies of primary structures (especially fuselage).
Software development: “Multidisciplinary Optimization” for landing gears (Matlab model).
Software development: automatic meshing of fuselage (programming with AWK).
Sep. 07 – Sep. 09 Numerical Analyst, for Messier-Dowty (Safran Group) (Ajax - Canada)
Responsible of all stress analyses of landing gears for Bombardier aircrafts, using Patran as pre/post, Abaqus as solver (involving contacts), and n-Code for advanced fatigue.
Punctually involved in fatigue analyses for landing gears.
Nov. 05 – Aug. 07 Numerical Analyst, for Techspace-Aero (Safran Group) (Liège - Belgium)
Analytical analyses with Mathcad and finite element analyses with Patran/Samcef on low pressure compressors (turbojets) and spatial engines. Super-elements used to simulate other engine parts/attachments.
Thermo-mechanical analysis of an oil tank, and identification of the origin of its supports failure.
R&D on composite flanges of low pressure compressors.
Successful implementation of a methodology to assess the fatigue of elastomeric dampers.
Jan. 05 – Nov. 05 Numerical Analyst (consultant), for Aircelle (Safran Group) (Le Havre - France)
Team leader of 3 engineers; finite element analyses (Patran / Nastran under UNIX) for the nacelle (thrust reverser version) of the Airbus Aircraft A380 (GP7200 & Trent900 Engines). Reports in English (fatigue, composite materials, fastener design, weight optimization, etc.). Bibliography: BLEVINS, BRUHN, ROARK'S, MICHAEL NIU, PETERSON.
Jul. 04 – Jan. 05 Engineer & Project Manager (consultant), for Hispano-Suiza (Safran Group) (Paris - France)
Integration of a test bench for a power-optimized pump of fuel. Application to the future military aircraft A400M of Airbus. Hydraulic optimization (Matlab), structure and harness design (Catia V5), thermodynamic simulation of explosion (air / kerosene).
Nov. 03 – Jun. 04 Numerical Analyst (consultant), for SAGEM (Safran Group) (Paris - France)
Confidential military project (clearance allowed).
Finite element analysis of a missile head and wing-tip (Ansys V7.1). Several kinds of finite element analyses; aerodynamic loads, transient dynamic under impact, modal, random vibrations with acceleration under Power Spectral Density, thermal, fatigue.
Non-linear finite element analysis of a spring (contacts and large displacements).
Thermo-mechanical finite element analysis of a joint (contacts and large displacements).
Finite element analysis of a bomb structure with I-DEAS and Ansys.
Software development: screwed assembly analysis.
Writing of stress certification reports.
May 02 – Nov. 03 Design Engineer & Project Manager, for Index (Aciturri Group) (Miranda de Ebro - Spain)
Design (SolidWorks & Ansys) of handling tools and test benches for the optical instrument of a large telescope for the Canary Islands. Measurements with a laser tracker (Faro brand).
Design (SolidWorks & Ansys) of a silk screen printing machine for windshields for the automotive industry.
Design (SolidWorks) of a tool to install rivets in wing parts of the Airbus A380.
Design (SolidWorks) of a test bench for an oil reservoir of the Airbus A380 (partnership with the Spanish company of aeronautics CESA, located in Madrid).
Oct. 01 – May 02 Design Engineer & Project Manager, for JMP-Ingenieros (Logroño - Spain)
Statistical study and multi-linear regression with Mathematica, for a scanner to be used in food industry.
Stress and deformation analysis for the concrete structure of a subway tunnel (Madrid), finite element analysis with Ansys.
Dec. 99 - Mar. 01 Production Engineer & Technical Writer, for Crown-Cork & Seal (Madrid - Spain)
Metallic and plastic packaging.
Preparation of handbooks/manuals about forming machines for food industry (metallic can manufacturers). Translation of English and French documents into Spanish. Organization of technical documents.
Mar. 99 - Oct. 99 R&D Engineer, for Nestle Research Centre (Vittel - France)
Determination of the constitutive law of behavior of anisotropic plastic materials.
Finite element analyses (Marc, Patran, Nastran, Dytran).
Non-linear simulations of the compression of a bottle made with P.E.T and filled with spring water. Fluid-structure interaction analyses.
Confidential research on the optimization of the bottom of a bottle filled with sparkling water submitted to solar radiation.
EDUCATION (equivalent to 5 years of University)
1998 - 1999 University 3rd Cycle = Master’s degree of Applied Mathematics - Numerical Analysis and Solids Mechanics
University "Pierre et Marie Curie" of Paris (France)
Finite Differences, Finite Elements, Computer Science
Optimization
Viscoelasticity and Plasticity of Solids
1996 - 1998 University 2nd Cycle = Bachelor’s degree of Mechanics + Master’s degree of Mechanics
E.N.S.E.M. (Mechanical and Electrical Engineering school) of Nancy (France)
Solid and Fluid Mechanics, Dynamics of Structures, Resistance of Materials
Thermodynamics, Thermal Transfers, Acoustics
1992 - 1996 University 1st Cycle
University of Nancy (France)
Physics, Chemistry, Mathematics and Computer Science
OTHERS
Aikido practice (2dn dan), among other sports, piano.
Double nationality: French/Canadian