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Sun, 26 Jun 2022 23:09:46 +0000
The two companies NASA selected earlier this month to develop spacesuits for the International Space Station and Artemis lunar missions were the only companies to bid on the project, according to agency procurement documents. The post Axiom and Collins only bidders for NASA spacesuit contracts appeared first on SpaceNews.
Sat, 25 Jun 2022 20:15:57 +0000
The British government announced a series of measures June 23, from regulations to funding active debris removal projects, intended to make the country a leader in space sustainability. The post U.K. government announces new space sustainability measures appeared first on SpaceNews.
Fri, 24 Jun 2022 22:03:52 +0000
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Fri, 24 Jun 2022 21:13:06 +0000
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Fri, 24 Jun 2022 20:40:59 +0000
NASA’s Psyche asteroid mission will not launch this year as previously planned after the agency concluded there was not enough time to complete testing of the spacecraft’s software before its launch window closes. The post Software testing problem delays Psyche launch appeared first on SpaceNews.
Fri, 24 Jun 2022 20:22:33 +0000
Telesat has applied for a U.K. license to connect broadband terminals with Lightspeed satellites it plans to start deploying in 2025 to low Earth orbit. The post Telesat requests UK license to connect Lightspeed terminals appeared first on SpaceNews.
Fri, 24 Jun 2022 17:55:27 +0000
The Space Force on June 24 established Space Delta 18, a unit that will run the National Space Intelligence Center at Wright Patterson Air Force Base The post Space Force establishes intelligence unit to put sharper focus on orbital threats appeared first on SpaceNews.
Fri, 24 Jun 2022 17:22:56 +0000
NASA managers say they have completed testing of the Space Launch System after a recent countdown rehearsal and are ready to move into preparations for a launch as soon as late August. The post NASA declares SLS countdown rehearsal complete appeared first on SpaceNews.
Fri, 24 Jun 2022 16:34:25 +0000
Propulsion startup Orbion Space Technology will supply thrusters for a U.S. Space Force prototype weather satellite under a contract with General Atomics Electromagnetic Systems. The post Orbion to supply propulsion for General Atomics weather satellite appeared first on SpaceNews.
Fri, 24 Jun 2022 11:40:22 +0000
The X Prize Foundation is considering a prize competition focused on removal of space debris to spur technological innovation in the field. The post X Prize Foundation studying active debris removal competition appeared first on SpaceNews.
Fri, 24 Jun 2022 08:20:27 +0000
The United States' announcement of a ban on destructive ASAT tests set the stage for a UN meeting on reducing space threats. The post Parallel Paths for Space Sustainability appeared first on SpaceNews.
Thu, 23 Jun 2022 22:08:51 +0000
OneWeb, the broadband megaconstellation company whose launch plans were disrupted by Russia’s invasion of Ukraine, expects to resume launches late this year, an executive said June 23. The post OneWeb to resume launches in fourth quarter appeared first on SpaceNews.
Thu, 23 Jun 2022 18:47:03 +0000
SatixFy named David Ripstein as CEO June 23 to lead the satcoms equipment maker’s planned transformation into a public company. The post SatixFy names CEO to lead its public company transformation appeared first on SpaceNews.
Thu, 23 Jun 2022 18:46:57 +0000
A Hughes-OneWeb prototype network at Thule, Greenland, is fast enough to enable video conferencing, streaming video and interactive games. The post Hughes and OneWeb deploy high-speed internet for U.S. military at remote Arctic base appeared first on SpaceNews.
Thu, 23 Jun 2022 15:56:02 +0000
Space traffic management should be about mitigating risk, not eliminating it. The post Op-ed | There’s no perfect Space Traffic Management framework appeared first on SpaceNews.
Thu, 23 Jun 2022 15:03:15 +0000
Arianespace launched a pair of satellites aiming to improve broadband coverage in the Asia-Pacific region June 22 on the Ariane 5 rocket’s first flight of the year. The post First Ariane 5 flight of 2022 launches two satellites for Asia-Pacific appeared first on SpaceNews.
Thu, 23 Jun 2022 14:00:32 +0000
Over the course of just six months, three senior defense officials responsible for technology programs announced they were stepping down, voicing disappointment in a culture they view as an impediment to innovation. The post On National Security | DoD’s buying habits a continuing source of frustration appeared first on SpaceNews.
Thu, 23 Jun 2022 13:00:01 +0000
Over the last year, Microsoft and Xplore worked with the National Oceanic and Atmospheric Administration to show how commercial services could support operations of polar-orbiting weather satellites. The post Microsoft, Xplore and NOAA demonstrate cloud-based satellite operations appeared first on SpaceNews.
Thu, 23 Jun 2022 12:00:45 +0000
The new head of the Office of Space Commerce says he’s talking with industry on how his office can best take over civil space traffic management while also potentially taking on more regulatory responsibilities. The post Office of Space Commerce on a “listening tour” for civil space traffic management appeared first on SpaceNews.
Thu, 23 Jun 2022 08:20:31 +0000
Helping operators steer satellites away from potential collisions in increasingly packed orbits is a key driver for improving space traffic management, but also important is knowing when fuel draining detours are not needed. The post Connecting the Dots | Improving satellite collision predictions for efficient space appeared first on SpaceNews.
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  • CV: GNC Engineer, Researcher

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    Personal information
     Name:<withheld>
     Age:<withheld>
     Country:<withheld>
     Location:<withheld>
    Contact information
     Email:<withheld>
     Phone:<withheld>
     Mobile:<withheld>
    Candidate Profile
     Date Submitted:07-05-2013
     Last Modified:21-11-2019 (09:53)
    Job information
     Current job:GNC Engineer, Researcher
     Employment Term:Temp/Contract
     Job location:Own country
     Date available:within a month
     Industry:Civil Agencies/International Organizations, Satellite Manufacturers and Subcontractors, Satellite Operators, Launch Systems, Consulting/Engineering Services, Space Tourism
     KeywordsNavigation Systems, Kalman Filtering, Inertial Systems, GNSS, Launcher Navigation, GNC Systems, AOCS, Control Theory, Flight Dynamics, Attitude Dynamics, Modelling and Simulation
    CV

    Professional Experience ----------------------------

    [Jun 2014 - Dec 2018]  Guidance, Navigation and Control (GNC) Researcher

    Institute of Space Systems, German Aerospace Center (DLR), Bremen, Germany

        PhD research: (please see PhD Candidate experience under Education);

        ReFEx: navigation design and analysis for horizontal-landing reusable flight experiment [1];

        ALINA (PTS GmbH): design and algorithmic implementation of navigation system for lunar lander;

        Callisto: preliminary navigation performance analysis for reusable rocket stage experiment;

        EAGLE: support to navigation and control system development for experimental hovering vehicle [2];

        ATON: field testing and performance evaluation of optical/inertial navigation fusion [5];

        Eu:CROPIS: internal alignment estimation of tetrahedral redundant gyroscope flight unit;

        SHEFEX-2: sounding rocket GNSS/inertial flight data analysis and post-processing;

        FOSTERNAV: post-processing of car-borne inertial/GNSS/Lidar navigation data.

     

    [Mar 2012 - Feb 2014]  Guidance, Navigation and Control (GNC) Engineer - Trainee

    TEC-ECN, ESTEC, European Space Agency (ESA), Noordwijk, The Netherlands

        ESA Clean Space Initiative: support to GNC Phase 0 design for active debris removal missions (ESA Concurrent Design Facility studies) [8];

        HiNav: testing of hybrid GNSS/inertial navigation model under Vega launch scenario;

        Proba-3: support to pre-Phase C GNC system simulator and documentation review;

        Lisa Pathfinder: modelling of AOCS thruster set; support to GNC system simulator review;

        North Star: study of stability and controllability of a small launcher;

        Low-Thrust: study of attitude guidance for optimal low-thrust (electric) orbit transfer;

        ExoMars: validation of dynamics models within GNC system simulator;

        Astos: launch vehicle modelling and trajectory optimisation;

        SHARK: re-entry capsule trajectory filtering and reconstruction.

     

    Education --------------------------------------

    [2014 - present]  PhD Candidate

    Optimization and Optimal Control Group (Fachbereich 3), University of Bremen, Bremen, Germany

    Design and real-time software implementation of on-board, low-cost, robust and fault-tolerant hybrid GNSS/inertial navigation system for launch vehicle applications (e.g., [3, 4, 6]);

    ESA–DLR–UniBremen project, under ESA Network Partnership Initiative (NPI) program.

     

    [2009 - 2011]  Double Master of Science in Aerospace Engineering, Avionics, Control and Simulation Track

    Delft University of Technology, Delft, The Netherlands, and Instituto Superior Técnico (IST), Lisbon, Portugal

    Major topics: Control and Estimation Theory, Flight Dynamics, Navigation (e.g., [10]), Flight Control, Spacecraft Attitude Control, Optimization, Signal Processing and Avionics;

    Thesis on robust and adaptive nonlinear attitude control of a spacecraft [7, 9];

    Graduated with Distinction (Cum Laude) from TU Delft, and distinguished as the Best Aerospace Engineering Graduate of 2011 by IST Lisbon.

     

    [2006 - 2009]  Bachelor in Aerospace Engineering

    Instituto Superior Técnico, Lisbon, Portugal

     

    Courses and Activities ------------------------------------------

    [2017 - present]  Journal Reviewer

    CEAS Space Journal, Springer, and Advances in Space Research, Elsevier

     

    [2013]  Course on Robust Control for Space Systems

    ESTEC, European Space Agency, Noordwijk, The Netherlands

    Given by A. K. Packard, P. J. Seiler, and G. J. Balas

     

    [2013] Course on Spacecraft Rendezvous and Docking

    ESTEC, European Space Agency, Noordwijk, The Netherlands

    Given by Wigbert Fehse, author of Automated Rendezvous and Docking of Spacecraft.

     

    [2012] Course on Spacecraft Systems Engineering

    ESTEC, European Space Agency, Noordwijk, The Netherlands

    3-day course organized and given by the University of Southampton.

     

    [2008 - 2009] Leader of the Guidance, Navigation and Control Team

    Swarm Mission, Student Space Exploration and Technology Initiative (SSETI), European Space Agency

    Phase-A and early Phase-B development. Subsystem requirements derivation and architecture de nition. Sensor and actuator selection. Perliminary design and simulation of the Control Law and Navigation algorithm. Technical documentation production and regular inter-team information exchange.

     

    [2007] Human Space-Flight and Exploration Summer Course

    University of Umea, Umea and Kiruna, Sweden

    Covered the topics: History of Space Exploration, Space Environment, Space Transportation, Life Support Systems and Astronaut Training. Final exam and team project. Course completed with Distinction.

     

    Publications -----------------------------------------------

    [1] M. Sagliano, G. F. Trigo, and R. Schwarz. “Preliminary Guidance and Navigation Design for the Upcoming DLR Reusability Flight Experiment (ReFEx)”. Submitted. 2019.

    [2] M. Dumke, G. F. Trigo, M. Sagliano, P. Saranrittichai, and S. Theil. “Design, Development, and Flight Testing of the Vertical Take-Off and Landing GNC Testbed EAGLE”. In: CEAS Space Journal (2019). doi: 10.1007/s12567-019-00269-5.

    [3] G. F. Trigo, S. Theil, J. Vandersteen, S. Bennani, and C. Roux. “Robust Tightly-coupled Hybrid Navigation for Space Transportation”. In: AIAA Journal of Spacecraft and Rockets 56.2 (2018), pp. 596–609. doi: 10.2514/1.A34232.

    [4] G. F. Trigo and S. Theil. “Architectural Elements of Hybrid Navigation Systems for Future Space Transportation”. In: CEAS Space Journal 10.2 (2018), pp. 238–250. doi: 10.1007/s12567-017-0187-z.

    [5] G. F. Trigo, B. Maass, H. Krüger, and S. Theil. “Hybrid Optical Navigation by Crater Detection for Lunar Pin-point Landing: Trajectories from Helicopter Flight Tests”. In: CEAS Space Journal 10.4 (2018), pp. 567–581. doi: 10.1007/s12567-017-0188-y.

    [6] G. F. Trigo and S. Theil. “Advances in Aerospace Guidance, Navigation and Control”. In: ed. by B. Dolega, R. Glebocki, D. Kordos, and M. Zugaj. Springer, 2018. Chap. Improved Hybrid Navigation for Space Transportation, pp. 295–315. doi: 10.1007/978-3-319-65283-2_16.

    [7] G. F. Trigo and Q. P. Chu. “Advances in Aerospace Guidance, Navigation and Control”. In: ed. by B. Dolega, R. Glebocki, D. Kordos, and M. Zugaj. Springer, 2018. Chap. Immersion and Invariance Adaptive Backstepping Spacecraft Attitude Control with Modified Rodrigues Parameters, pp. 295–315. doi: 10.1007/978-3-319-65283-2_38.

    [8] S. Erb, A. Rinalducci, and G. F. Trigo. “SPADES: Assessment of Solid Propellant Deorbit Module”. In: Concurrent Design Facility. Noordwijk, The Netherlands: European Space Agency, 2013. Chap. Attitude Control System.

    [9] G. F. Trigo. “Robust and Adaptive Nonlinear Attitude Control of a Spacecraft”. MA thesis. Delft, The Netherlands: Delft University of Technology, and Lisbon, Portugal: Instituto Superior Técnico, 2011.

    [10] G. F. Trigo, D. Donas-Boto, C. Silva, and J. E. Sanguino. “Vehicle Heading Estimation Using a Two Low-Cost GPS Receiver Configuration”. In: IEEE 73rd VTC. Budapest, Hungary, 2011.

    +  8 international conference papers 

     

    Language Skills -----------------------------------------------

    Portuguese: Mother Tongue

    English: Proficient

    Italian: Intermediate

    German: Basic (∼B1, certified A2)

     

    Programming and Software Skills ---------------------------

    Programming: C, C ++ (98–11), MATLAB (m-code), Octave, Latex, Visual Basic

    Software: MATLAB, Simulink, GNU Octave, Astos, Visual Studio, QNX-Momentics (Eclipse), Git, SVN, MSOffice

    Industry Simulink-based Simulators: VESAT, EAGLE, HiNav FES, LisaPath nder GNC FES, GNCDE


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