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  • CV: Spacecraft Operations Engineer

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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:31-03-2014
     Last Modified:07-09-2014 (01:49)
    Job information
     Current job:Spacecraft Operations Engineer
     Employment Term:Permanent
     Job location:Europe only
     Date available:immediately
     Industry:Satellite Operators
     KeywordsFlight Dynamics, Fortran, c, C++, procedure writing, mission planning,
    CV

    WORK EXPERIENCE

     

    2001 - Present

    INTEGRAL Spacecraft Operations Engineer, ESOC, Darmstadt, Germany

    SCISYS Deutschland GmbH, Europaplatz 4, Darmstadt, D64293 Germany http://www.scisys.co.uk/

    ·          Supporting routine phase operations for Integral (a Gamma-ray astronomy satellite), in particular supporting on-board software maintenance, both ‘Hot’ patches, where the on-board software cannot be stopped during the patch operations, and cold patches where the applications can be halted while performing the patch procedure.

     

    ·          Responsible SOE for the OMC JEM-X & IREM instruments.

     

    ·          Generating the Timelines to be executed using the automatic stack.

     

    ·          Analysis of the radiation environment with a view to predicting when the van Allen belts would be entered and exited.

     

    ·          Preparing simulator breakpoints with the necessary attitude & orbit state vectors plus spacecraft on-board units to permit realistic simulation.

     

    ·          Use of the FOPGEN tool for generating S/C operations procedures.

     

    ·          Wrote configuration control tool for tracking on-board-software updates using ACCESS.

     

    ·          Routine Mission Planning & timeline preparation.

     

    Space Operations

     

    1997 - 2000

    Software Support, OPS Division, EUMETSAT, Darmstadt, Germany

    SCISYS PLC, Methuen Park, Chippenham, Wiltshire, SN14 0GB, UK  http://www.scisys.co.uk/

    ·          MTP (Meteosat Transition Programme) Software Support of a number of packages residing on DEC-VAX and DEC-Alpha platforms. These packages were in the main Real-Time data processing applications for collecting and disseminating images and meteorological data.

     Software Support

     

    1995 - 1996

    Cluster Flight Dynamics Engineer, ESOC, Darmstadt Germany

    SCISYS PLC, Methuen Park, Chippenham, Wiltshire, SN14 0GB, UK  http://www.scisys.co.uk/

    ▪  Member of the Cluster Flight Dynamics team assisting in Spacecraft Verification Tests, systems tests and simulations.

    Satellite Operations

     

    1993 - 1997

    Software Maintenance Engineer, Multi-Satellite Support System Maintenance Team, Data Processing Division, ESOC, Darmstadt Germany

    SCISYS PLC, Methuen Park, Chippenham, Wiltshire, SN14 0GB, UK  http://www.scisys.co.uk/

    ·          Day to day support of the system, anomaly report investigations, software updates, satellite installation and removal from the system, archiving, documentation.

     

    ·          The software on a Gould SEL machine, is designed as a cluster of programs surrounding a 'Buffer Manager'.

     

    ·          This work also entailed the conversion of software from FORTRAN on the Gould SEL machines to C++ on the SUN SparcStation Workstations running under Unix. This includes the use of man-machine interfaces using the Motif Object Interface Library and the Object Builder package to prepare displays interactively prior to including the full functionality.

     

    Satellite Operations

     

    1992 - 1993

    Hipparcos Flight Dynamics Engineer, ESOC, Darmstadt Germany

    SCISYS PLC, Methuen Park, Chippenham, Wiltshire, SN14 0GB, UK  http://www.scisys.co.uk/

    ·          Operational support during periods of science data collection. Member of the Flight Dynamics shift team. Contributed to the Hipparcos recovery, after the partial Star Mapper and gyro failures. Modified S/W to take the 2 separate chromatic Star Mapper channels from the main and redundant units and re-combined them to restore a fully functioning Star Sensor.

    ·          During periods of hibernation software development was undertaken to improve performance of the two gyro Ground Real Time Attitude Determination (GRTAD).

     

    Satellite Operations

     

    1990 - 1992

    Pilot Navigation System Software Engineer, ESOC, Darmstadt Germany

    SCISYS PLC, Methuen Park, Chippenham, Wiltshire, SN14 0GB, UK  http://www.scisys.co.uk/

    ·          Designed an alpha-numeric data display module running on SUN workstations using the Open-Look approach.  The software was written in c, uses the XView package and could support scrolling displays, controlled by a scrollbar.

    ·          Although set up as driver controlled, it was also possible for the user to set up the display interactively using the mouse and a set of pop-up panels.

     

    Satellite Operations

     

    1989 – 1990 & 1992

    GIOTTO Flight Dynamics Engineer, ESOC, Darmstadt Germany

    SCISYS PLC, Methuen Park, Chippenham, Wiltshire, SN14 0GB, UK  http://www.scisys.co.uk/

    ·          Preparation for the first & second GIOTTO Reactivations.  This included developing software for assessing attitude manoeuvres using measured Doppler data.

     

    ·          Designed manoeuvre mode to be used when reactivating GIOTTO. Other tasks in the preparation phase were implementing an alternative attitude determination algorithm to be used in the event that no objects could be detected using the Star Mapper.

     

    ·          From February to July 1990 responsible for day-to-day flight dynamics operations for GIOTTO, namely attitude determination, command preparation, manoeuvre post processing logging and attitude strategy preparation.

     

    ·          Designed and coded S/W for the attitude planning and command generation for the GIOTTO spacecraft to Halley's comet. This work entailed having a detailed knowledge of the precise modes of operation of the AOCE and OBDH units.

     

    ·          Involved in launch and encounter operations for contingency planning and the trouble shooting of the damaged S/C after encounter.

     

    Flight Dynamics Engineer

     

    1987 - 1989

    Orbit & Attitude Determination Engineer, ESOC, Darmstadt Germany

    SCISYS PLC, Methuen Park, Chippenham, Wiltshire, SN14 0GB, UK  http://www.scisys.co.uk/

    ·          Designed Launch and Early Orbit Phase automatic sequences for attitude determination.  An improved algorithm for attitude determination prior to ABM firing was also developed.

    ·          A short automatic sequence was written that runs the different attitude determination programs through a scheduler.  Any errors generated are logged by a data logger, which the automatic system then reads. Subsequent decisions on the course of action to be taken can then be made by this system.

     

    Flight Dynamics Engineer

     

    1985 - 1987

    Orbit Determination Software Engineer, ESOC, Darmstadt Germany

    SCISYS PLC, Methuen Park, Chippenham, Wiltshire, SN14 0GB, UK  http://www.scisys.co.uk/

    ·          Designed and implemented modifications to the ESOC precise orbit determination S/W BAHN to allow multiple satellite tracking using inter satellite communication links. Also implemented modifications to allow estimation of multiple air drag coefficients per satellite.

    ·          Using this software two short studies were carried out, assessing the accuracies of orbit determinations for SEASAT and ARISTOTELES.

     

    Flight Dynamics Engineer

     

    1983 - 1985

    GIOTTO Flight Dynamics Engineer, ESOC, Darmstadt Germany

    SCISYS PLC, Methuen Park, Chippenham, Wiltshire, SN14 0GB, UK  http://www.scisys.co.uk/

    ·          Command Generator, wrote the software used to generate AOCS commands that were sent to the spacecraft to implement attitude and orbit manoeuvres.

    ·          Mission Planning, modified a mission planning tool, to output a sequence of valid attitudes to be used by Giotto on its way to Halley’s comet.

     

    Flight Dynamics Engineer

     

    1980 - 1983

    Software Engineer

    Marconi Space and Defence Systems, Browns Lane, Portsmouth, Hampshire, UK.

    ·          Mission analysis for Marconi bid for SKYNET 4 military communications satellite. This work comprised Fuel Budgets, Launch windows, injection strategy and optimisation. The results of this analysis had feedback on the design of the spacecraft attitude and orbit control systems.

     

    ·          Conducted a study of orbit manoeuvres with finite thrust. Based on 3 types of control law, constant attitude, constant angular rate, and complete functional optimisation using Pontryagins maximum principle.

     

    ·          Orbit prediction analysis using of Cartesian, Lagrangian, and Equinoctial coordinate systems, under perturbations due to an oblate earth.

     

    ·          Designed and coded S/W for the production of world maps with mercator projections, or as seen from a spacecraft from any position. Super imposed on these were placed footprints of antenna beams, which were then allowed to rotate in yaw, this rotation was then corrected in pitch and roll.

     

    Flight Dynamics Engineer

     

    EDUCATION AND TRAINING

     

     

    1976 – 1979

    Bachelor of Science (Honours) Mathematics

     

    Bath University, Claverton Down, Bath, Avon, UK.

    ▪  Numerical Analysis

    ▪  Probability & Statistics

    ▪  Computing (FORTRAN)

    ▪  Fluid Dynamics

    ▪  Analogue Computing

    ▪  Continuum Mechanics

    ▪  Mathematical Methods

    ▪  Linear System Theory

    ▪  Quantum Mechanics

    ▪  Logic

    ▪  Function Theory

    ▪  Differential Equations & Fourier Analysis

     


     

    PERSONAL SKILLS

     

    Mother tongue(s)

    English

    Other language(s)

    German, French (basic)

    Communication skills

    ▪  good communication skills gained through my experience working in a team.

    Computer skills

    ▪  Good command of Microsoft Office™ tools, acquired over many years with report writing (WORD),  graphs for reports (EXCEL) presentation preparation (POWER POINT), database preparation (ACCESS), VBA.

    ▪  FORTRAN and BASIC, acquired at University, and continued over many years at MSDS Portsmouth and Flight Dynamics in ESOC.

    ▪  c and C++, acquired when working in Flight Dynamics, and later on the SCOS 2 project.

    ▪  awk & sed, acquired recently when preparing a check script to perform a series of sanity checks on Mission Planning products prior to timeline generation.

    Other skills

    ▪  Car repair and maintenance, acquired when I had no money or confidence in local garages.

    ▪  Chess, played as a hobby at club level.

    ▪  Private Pilot Licence

    Driving licence

    ▪  3, 4, 5 (Normal German car driving license)

    ADDITIONAL INFORMATION

     

     

    Publications

     

    ▪  Orbit Manoeuvres with Finite Thrust: ESA Journal 1982, Vol. 6 pp 291 – 300.

    ▪  A Set of Modified Equinoctial Orbit Elements: Celestial Mechanics 36 (1985) pp 409 – 419.

    ▪  Attitude Aspects of the Giotto Extended Mission: Proceedings of the ESA symposium on Spacecraft Flight Dynamics, Darmstadt 30 Sept. 4 Oct. 1991 (ESA SP-326 December 1991).

    ▪  Giotto Extended Mission Attitude Operations: Journal of the British Interplanetary Society, Vol. 46 pp 67-76, 1993.

    ▪  Integral: Investigation into Van Allen belt and Geotail Crossings: Progress in Astronautics and Aeronautics Volume 242 pp 573 – 586. (Selected from the 2012 spaceops conference in Stockholm)

     

    ANNEXES

     

     

     

    ▪  Copy of degree certificate

    ▪  Orbit Manoeuvres with Finite Thrust

    ▪  A Set of Modified Equinoctial Orbit Elements

    ▪  Attitude Aspects of the Giotto Extended Mission

    ▪  Giotto Extended Mission Attitude Operations

    ▪  Integral: Investigation into Van Allen belt and Geotail Crossings



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