Latest Space News
Sun, 09 Dec 2018 12:25:35 +0000
In recent years, there has been a boom of announcements for satellite constellations comprising satellites weighing as little as 3 kilograms to address a growing market of machine-to-machine (M2M) and Internet of Things (IoT) via satellite. SpaceNews.com
Fri, 07 Dec 2018 23:03:07 +0000
In an interview, Axelspace Chief Business Development Officer Yasunori Yamazaki, said the funding will enable the company of 65 people to continue building a constellation called AxelGlobe, though the company hasn’t decided on a final size for the constellation. SpaceNews.com
Fri, 07 Dec 2018 22:32:49 +0000
With a two-week extension of the stopgap spending bill funding much of the federal government enacted, the outgoing chairman of the House appropriations subcommittee that funds NASA says he’s hopeful to get a final spending bill approved before that bill expires. SpaceNews.com
Fri, 07 Dec 2018 21:09:10 +0000
China launched its Chang’e-4 moon mission Dec. 7, successfully sending the lander and rover into a lunar transfer orbit ahead of an unprecedented attempt at a landing on the far side of the moon early in the New Year. SpaceNews.com
Fri, 07 Dec 2018 20:17:37 +0000
The new launch date, announced Dec. 7 by customer Iridium Communications, was driven by the additional two weeks SpaceX ended up needing to launch Spaceflight Industries’ “SmallSat Express” dedicated rideshare mission. SpaceNews.com
Fri, 07 Dec 2018 12:03:51 +0000
While a SpaceX commercial crew test flight might not launch on a date in early January previously announced NASA, both agency and company officials are optimistic the mission will still fly later in the month. SpaceNews.com
Thu, 06 Dec 2018 23:10:23 +0000
During a Q&A session at a U.S. Chamber of Commerce summit to promote the space industry as an engine of innovation and economic growth, Griffin said he does not know when or how a new military branch will be organized. SpaceNews.com
Thu, 06 Dec 2018 21:55:50 +0000
Maxar Technologies sold one of satellite manufacturer Space Systems Loral’s facilities in Silicon Valley for $70 million, the company announced today. SpaceNews.com
Thu, 06 Dec 2018 21:34:19 +0000
A test flight in Alaska of a small launch vehicle by a stealthy startup company ended in failure in late November, the FAA has revealed. SpaceNews.com
Thu, 06 Dec 2018 21:19:28 +0000
President Trump has been insistent that a Space Force should be a completely independent military department. One way to organize the new service would be by establishing a Space Force under a larger Department of the Air and Space Force. SpaceNews.com
Thu, 06 Dec 2018 18:42:11 +0000
British satellite operator Inmarsat announced Dec. 5 it will be the first commercial customer of the next-generation H3 rocket from Mitsubishi Heavy Industries of Japan. SpaceNews.com
Wed, 05 Dec 2018 23:52:27 +0000
The failure of a Falcon 9 first stage to make its planned landing after a Dec. 5 launch shouldn’t affect plans for upcoming launches, a SpaceX executive said. SpaceNews.com
Wed, 05 Dec 2018 22:54:52 +0000
European satellite manufacturer Thales Alenia Space said Dec. 5 it signed separate contracts with Korean Aerospace Industries (KAI) and Hanwha Systems Corp. to develop four high-resolution radar satellites for South Korea’s Agency for Defence Development. SpaceNews.com
Wed, 05 Dec 2018 18:58:25 +0000
On the company’s 20th mission of the year and second within 48 hours, SpaceX successfully launched a Dragon cargo spacecraft to the International Space Station Dec. 5, but suffered a rare failed landing of the rocket’s first stage. SpaceNews.com
Wed, 05 Dec 2018 17:22:41 +0000
The founders of Globa IP said they left after concerns its investors, supported by the Chinese government, were using the company as a means to gain access to satellite technology prohibited for export to China under U.S. law. SpaceNews.com
Wed, 05 Dec 2018 15:18:45 +0000
U.S. Air Force Secretary Heather Wilson, the winner of SpaceNews' 2018 military space Government Leader of the Year award, said as the Trump administration moves forward with plans to create a new military branch for space — an effort she supports — the Air Force is keeping focused on the space mission. SpaceNews.com
Wed, 05 Dec 2018 14:55:30 +0000
At the Reagan National Defense Forum and the West Coast Aerospace Forum this weekend, analysts and former defense officials roundly criticized the Pentagon for lacking a solid plan to modernize capabilities in areas where China and Russia are advancing. SpaceNews.com
Wed, 05 Dec 2018 09:15:49 +0000
Despite serving just a single term in the White House, the late President George H.W. Bush is remembered as playing a key role in space policy as the country transitioned from the Cold War competition with the Soviet Union to a more cooperative relationship with Russia. SpaceNews.com
Wed, 05 Dec 2018 07:11:19 +0000
A Space Force without the complementary effort of diplomacy and confidence building would be a recipe for incalculable escalation of unnecessary tension between states. SpaceNews.com
Tue, 04 Dec 2018 23:04:25 +0000
Arianespace completed its final Ariane 5 launch of 2018 and penultimate overall mission for the year on Dec. 4, carrying a satellite for India and another for South Korea to geostationary transfer orbit. SpaceNews.com
More space news...
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  • CV: Senior Principal Engineer / Analyst / Consultant

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    Personal information
     Name:<withheld>
     Age:<withheld>
     Country:<withheld>
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    Contact information
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    Candidate Profile
     Date Submitted:26-05-2011
     Last Modified:30-01-2016 (04:47)
    Job information
     Current job:Senior Principal Engineer / Analyst / Consultant
     Employment Term:Either
     Job location:Anywhere
     Date available:immediately
     Industry:Satellite Manufacturers and Subcontractors
     KeywordsStress Analysis, ABAQUS, SOLIDWORKS, COSMOS, LS-DYNA, Shock dynamics, Acoustics, Random-Vibration, FSI, CATIA
    CV

    AREAS OF EXPERTISE

     STRUCTURAL DYNAMICS
     ACOUSTICS AND VIBRATION
     SEISMIC & RANDOM VIBRATION
     WAVE PROPAGATION
     FLUID-STRUCTURE INTERACTION
     FINITE-ELEMENTS ANALYSIS
     PROBABILISTIC MECHANICS
     FEA SOFTWARE DEVELOPMENT
     MECHANICAL TESTING
     MECHANICAL DESIGN
     BIO-MECHANICS

     

    OBJECTIVE: To secure an engineering position with potential for career growth and advancement.

     

    PROFESSIONAL EXPERIENCE

     

    Senior Engineer / Analyst – DS2E.com (Texas)                                                                                                       08/01 –  Todate

    Consulting services and R&D.

     Projects samples:                                                                                                           

     Investigation of non-uniform heat induced plastic stress in steel plates by coupled analysis.
     R&D on an inertia propulsion engine based on the principle of rotor dynamics.
     FEA Stress analysis of a large pressure vessel’s supporting skirt.
     Design & c.g. optimization of a large marine delta “Flipper” anchor for mooring platforms.
     Developed a BOP shut-off solution proposal for BP’s Deepwater Horizon oil spill accident.
     Analyzed the intriguing thrust oscillations of NASA ARES-1 type solid-rockets.
     Design & optimization of a natural draft tower using Fluent, for production of electricity from solar induced convective air flows.
     Designed a 100 metric-Tons stern A-frame crane for a tugboat.
     Streamlined the box girders of a 110ft-100/25 Tons traveling crane.
     Developing a shock and blast shielding structure based on shape memory alloys.
     Working on a new design of a helicopter bladed rotor that smoothes the flow induced vibrations on blades and ultimately reduces
    the noise and fatigue.
     Improving the internal combustion engines efficiency by reconsidering the slider-crank mechanism.
     Computer modeling of biological soft tissues stretching that exhibit nonlinear/hyperelastic behavior.
     Working on a computer model of a pulse detonation engine.
     Co-designed a 75ft/150 tones fishing trawler.


    Software used: SolidWorks/Cosmos, ANSYS, Abaqus, Matlab, Adams, LS-Dyna, Catia, Nastran, Femap, Fluent, Femlab, Prosurf,
    Proline, Maxsurf, AutoCAD, Rhino, RulesCalc.

    Stress & Design Engineer / Principal Engineer – Pileco Inc.   (Houston, Texas)                                                        11/07 – 1/09

    Investigated and defined component and system level engineering specifications.
    Justified design decisions through engineering calculations, analysis, and modeling and created supporting engineering docs.
    Participated in design reviews, continuous improvement activities and equipment failure resolution activities.
    Designed, procured and validated design concepts based on system level requirements leading to production of safe and efficient pile
    driving equipments. Reduced cost of systems through design optimization, careful material selection, and DFMA.
    Performed stress analyses on pile driving systems. Forced vibration analyses of driving components and shock/impact analyses
    including soil-structure interaction. Fatigue analysis and shape/weight optimization. Performed loads and stability analysis for various
    pile driving systems lifted by large cranes under different angular driving configurations and setups.
    Some key achievements:
    + Made Excel spreadsheets for load and stability analysis.
    + Derived a stability method allowing verification of Pile-crane system stability directly from the crane load chart.
    + Demonstrated & confirmed the amazing failure of helical seam steel piles through FEA impact inducing failure simulation.
    + Demonstrated & confirmed the crack initiation on pile helmets through FEA impact simulation; provided a cheap remediation.
    + Co-specified innovative vibratory and impulse/impact driving systems.
    Software used: SolidWorks, CosmosWorks, CosmosMotion, Excel …

    Research Associate- University of Houston/ VERI (Houston, Texas)  01/01 – 07/01

    Conducted computer simulations and modeling on human soft tissue hyper-elasticstretching behavior. The project was part of a computer-assisted post-mastectomy for tissue reconstructive surgery aiming to assist and provide physicianswith tools to better reconstruct the tissues' shape without leaving residual stresses. Duties included: development of 3D/2D Finite-Elements tissue models using Abaqus and Matlab; meeting regularly with leading MD-Anderson Cancer Center physiciansdiscussing progress made and assessing the computer models. Witnessed a 16-hours live reconstructive surgical procedure.

    Used: Abaqus, Matlab (Optimization and Partial Differential Equations toolboxes), and Maple among others..

    Research Associate- University of Houston/ Department of Mechanical Engineering, (Houston, Texas)                     06/00 – 12/00

    Studied the dynamic behavior of NiTi shape memory alloy samples using the Split Hopkinson bars apparatus. Duties included the design, setup, and calibration of the experimental apparatus using PMMA test samples; Studied the material dynamic behavior subjected to impacts at high-strain rates; Investigated and demonstrated experimentally the samples’ shape self-recovery phenomenon.

    Used: Light gas-gun, strain and pressure gages, high-resolution digital oscilloscope, Matlab software

    Research Engineer - Serlog Industry (ST Denis, France)                                                                                               10/94 – 02/95

    Extension of the previous overhead crane project allowing the writing of a synthesizing document that may serve as a reference for the nuclear safety regulation of overhead cranes.

    Research Engineer - French Power Energy Generator (EDF) /AMV Department (Clamart, France)                            10/91–09/94

    Studied and assessed the seismic behavior of safety regulated nuclear overhead cranes.
     Developed a simplified seismic calculation method adapted for sliding structures based on the response spectrum and probabilistic
    equivalent linearization methods using Markov system and Focker-Kolmogorov-Planck Equations;
     Designed scale models of overhead cranes respecting the similitude of scale;
     Performed modal analyses of scale models with free and fixed supports conditions to simulate the all-sliding and all-sticking
    rollers conditions;
     Seismic tests performed with a shake table on scale models of overhead cranes with consideration of sliding possibility at the
    braked rollers and supports;
     Developed and modified Fortran subroutines for the 2D friction model called by the Finite Elements modal transient integration
    method into the company’s CODE_ASTER software;
     Performed seismic simulations (Monte Carlo) on FE models of cranes with 2D Coulomb's friction law at the braked rollers;
     Co-developed a 2D positioning transducer based on an emitting-light computer mouse, which then was used to measure the plan
    coordinates of each roller/support of the crane scale models.
     Published and presented conference and international congress papers and wrote regular internal progress reports and notes;
     Supervised three graduate students.
    Used: I-DEAS, MATLAB, LMS CADA-X, CODE_ASTER, MAPLE, AutoCAD, HP-PARAGON, FORTRAN, Digital Oscilloscopes
    Knowledge of ASME codes Sections III, VIII, B31.1-4.

     

    R&D Engineer - Commissariat to the Atomic Energy (CEA) / LCH Laboratory(Cadarache, France)                          04/91 – 06/91

    Studied the buckling of the fuel pins’ holding zirconium grids of a PWR reactor under extreme load conditions such as an earthquake or a Loss of Coolant Accident (LOCA).

    ·      Finite-elements analyses of the holding grids with the company’s CASTEM2000 software.

    ·      Computer simulations of the grids’ buckling and derivation of the critical load and buckling mode.

     

    Research Assistant - Laboratory of Physics and Mechanics of Material (Metz, France)                                               04/90 – 06/90

    Assisted in setting-up and analyzing results from an experiment for the study of wave propagation in non-elastic materials using a Hopkinson bars apparatus, strain gages and high-resolution digital oscilloscope.

    Engineer Associate - VEGA AUTOMATION (Manufacturer of packaging machines), (Troyes, France)                       05/87 – 06/87

    Smoothed the profiles of high cadence cams used to synchronize different motions of intricate packaging machines.

    Reduced the induced output translation (cam’s radial) inertia by introducing a sinusoidal variation to the profile between the cam’s stages. Made a Lisp program under AutoCAD, allowing an easy parametric design of the cam’s profile.

     

    COMPUTER SKILL

    Languages:    FORTRAN, Turbo-Pascal, GW-Basic, Lisp, C/C++, ASP, HTML, database (MS-SQL, MS-Access, Siebel)

    Computers:    Cray, IBM, SUN and HP stations, Macintosh and PC Computers.

    Internet:          Designed an e-commerce website based on ASP and MS-SQL database.

     

    EDUCATION

    2001          Post-Doctoral Fellowship in Mechanical Engineering (Dynamics, Hyper-elasticity), University of Houston

    1998          Doctorate (PhD equivalent)  in Mecha. Eng. with emphasis on Structural Dynamics, Acoustics and Vibration;

                       University of Paris-6 and National Institute for Nuclear Science and Technology (NINST); Paris, France

    1991          MS in Solid Mechanics and Structural Dynamics; University of Paris-6 & NINST; Paris, France

    1990          BS in Mechanical Engineering and Technology Mechanics; University of Metz, France

     

    OTHER

    Enthusiastic, entrepreneurial and highly innovative, can-do attitude, resourceful problem solver, comfortable in a fast-moving and highly dynamic environment.


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