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Researchers advance detonation wave propulsion for hypersonic flight

2021-05-12 10:55:34| Green Car Congress

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Flight Dynamics Operations Engineer

2021-05-11 12:12:46| Space-careers.com Jobs RSS

Position Reference 895 We are currently looking for a Flight Dynamics Operations Engineer to work for our client based in Darmstadt, Germany. This position will allow you to have a broad variety of responsibilities, from the execution of FD operations and the support to FD systems evolution to the participation to Change or Anomaly Review Boards. Tasks and Activities The scope of work will include Flight Dynamics operations execution for the flying missions this covers the execution of FD operations, the analysis of the operational FD performances, the maintenance of the FD operations, the contribution to the evolution of the operational FD systems and the operational validation of new versions of the FD systems. Flight Dynamics operations preparation for the future missions this covers the contribution to the development of the satellite and the GS, the preparation and validation of the relevant FD operations, the execution of related mission analysis and the participation to the LEOP, SIOV and commissioning operations up to transition to routine. Conjunction Analysis operations and operation preparations this covers the execution of conjunction analysis operations, the maintenance of the needed SW, the monitoring of the data quality and the preparation for future missions. Precise Orbit Determination operations and operation preparation this covers the contribution to the operational POD operations and to the maintenance of related SW, the monitoring of the quality of the received input data, the maintenance of offline POD capabilities, the preparation for future missions and the participation to reprocessing activities. New programs development in the domain of Flight Dynamics Systems this covers the contribution to initial preparatory phases of a Program and also the typical phases of a software development requirement definition, design, implementation, integration and verification. Maintenance and evolution of the Flight Dynamics Systems this covers the execution of corrective and noncorrective maintenance of operational flight dynamics systems as well as reengineering activities. This includes the actual production of the technical artefacts, followup of anomalies, the execution endtoend tests or participation in the associated activities andor the review of the technical artefacts produced as part of maintenance and reengineering activities. Other tasks Participate in team meetings, formal reviews Change Review Boards CRB and Anomaly Review Boards ARB where required. Contribute and participate to dedicated technical workshops, if requested. Undertake training identified as necessary to perform better. Become familiar and remain proficient with the FD, CA and POD facilities usage, setup and configuration. Prepare and provide training, through written materials, practical demonstrations and presentations, to other parties including controllers, analysts and engineers. Skills and Experience The following skills and experience are mandatory University degree or equivalent in a relevant discipline. Proven working experience in the field of Flights Dynamics operations. Experience with the routine operations of operational systems for GEO Flight Dynamics. Indepth knowledge of orbit determination and control techniques for GEO satellites. Indepth knowledge of attitude determination and control techniques for spin stabilised GEO satellites. Indepth understanding of attitude commanding and monitoring techniques for threeaxis stabilised GEO satellites. Experience with the routine operations of operational systems for LEO Flight Dynamics. Indepth knowledge of orbit determination and control techniques for LEO satellites. Indepth understanding of attitude commanding and monitoring technique for LEO satellites. Relevant experience with Precise Orbit Determination operational systems and operations. Understanding of GNSS signal processing and SPP and PPP techniques. Experience with Conjunctions Analysis systems and operations. In depth understanding of Conjunctions Analysis principles and of Conjunction data messages processing. Experience with the development andor maintenance of operational systems for GEO Flight Dynamics andor for LEO Flight Dynamics. Experience in Flight Dynamics Systems development lifecycle, including requirements engineering, architectural design, implementation, verification and validation. Experience in Flight Dynamics Systems maintenance activities following formal software engineering processes. This includes user and system requirement analysis, software requirements engineering, software design, implementation, corrective and evolutive maintenance activities. Experience in IVV integration, verification and validation activities for Flight Dynamic Systems following formal engineering processes. How to Apply Looking to take your career to the next level? Interested applicants should submit their CV and Cover Letter to RHEAs Recruitment team at careersrheagroup.com no later than 1506201. Preference will be given to candidates eligible for an EU or national personal security clearance at the level of CONFIDENTIAL or above.

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Junior development engineer AOCSGNC flight dynamics

2021-05-07 17:14:21| Space-careers.com Jobs RSS

Junior development engineer AOCSGNC flight dynamics Deadline for applications ASAP Job Description We are looking for a Junior development engineer AOCSGNC flight dynamics on behalf of our client for their location in Immenstaad, Germany. The successful applicant will be employed by ATG Europe and not by our Client. The successful candidate will be tasked with, but not limited to Tasks and Responsibilities Research and development tasks in the area of AOCSGNC FD Attitude and Orbit Control Systems, Guidance Navigation and Control Flight Dynamics as enabler for future space missions Participation in a predevelopment project for GNC technologies for landing vehicles on nearEarth objects. The focus is put on imagebased navigation, agility, and artificial intelligence Collaboration in the integration phase of a complex satellite project in Earth observation. Definition, setup, trouble shooting, execution, evaluation, and documentation of simulations and closedlooptests with hardware and processorintheloop Support of the AOCSGNC design, analysis, and verification of satellite systems from the feasibility and concept phase to spacecraft operation in orbit. This includes AOCS model development, design and verification of estimation and control algorithms, and testing of algorithms using simulations with hardware andor processorintheloop Further development of the simulation and test infrastructure for the AOCSGNC FD development process. Requirements At least a Bachelors degree in Electrical engineering, Aerospace Engineering or comparable degree with focus on simulation and control technology Experience in simulation techniques with hardware and processorintheloop Very good knowledge of orbital mechanics and spacecraft attitude dynamics as well as orbitattitude determination and control of spacecraft Very good knowledge in electronics incl. embedded systems, system dynamics, signal processing, and control engineering Very good knowledge in software development with MatlabSimulink, CC, and preferably Python Good knowledge in system dynamics including multibody systems, signal processing, control engineering including robust and adaptive control techniques and preferably artificial intelligence German level at least business fluent English level at least business fluent Knowledge of French is an asset Team player with excellent communication skills Service and customer orientated person with high sense of responsibility High level of assertiveness. What do we offer? ATG offers excellent working conditions and provide you with all the other necessary means to further your career. We believe that training and education, combined with regular assessments and a personal development plan, will create the best environment for growth. If needed, we also assist you with settling in your new home or finding the right school for your children. ATG will help in any way it can, including a relocation budget that is applicable for ATG staff as well as employees working at one of our clients. About ATG Europe Today, ATG is recognized as a leading provider of specialized engineering, scientific and technical services to the European Space industry. Our headquarters is located in Noordwijk, the Netherlands and we have subsidiaries in Germany, Ireland and the UK. Besides these countries, ATG also operates in Spain, Italy, France and Belgium. ATG People is the key player in delivering highly educated personnel for RD environments throughout Europe. We are continually recruiting experienced Engineers for exciting, fulltime positions based at our customers sites. As an ATG Engineer, you will be working on very diverse missions and assignments. This opens up unique opportunities to be engaged in innovative projects and challenging you to perform to high standards and utilizing the full extent of your professional knowledge. Interested? Submit your CV and personal details through our website at www.jointhebrightestminds.com.

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'Urban flight' raises house prices in villages

2021-04-30 23:33:10| BBC News | Business | UK Edition

Property values in less densely-populated areas have risen faster than elsewhere, the Resolution Foundation says.

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Space Flight Dynamics Engineer

2021-04-27 21:13:31| Space-careers.com Jobs RSS

With 2.000 employees worldwide, the CS Group is a leading IT company in France and in Germany, and a prime contractor in designing, integrating and operating mission critical systems. For over 30 years comprehensive CS Group solutions for space systems and applications, both on the ground and in space, have been part and parcel of this odyssey. Our German activities are growing at fast pace and if you have experience in Space systems and applications then we need you! Responsibilities Duties Tasks The key person will join our Flight Dynamics team supporting on a daily basis our customer ESAESOC. The ESOC Flight Dynamics division provides mission analysis and flight dynamics operations support to ESA and third party missions during all mission phases. Flight Dynamics cooperates with different elements of the ground segment, such as the flight control teams, ground operations teams, science teams, the projects teams and the spacecraft manufacturers. More specifically, the selected key person will primarily support the Flight Dynamics operations for the Sentinel missions of the EU Copernicus programme. The key person will join a team responsible of the following tasks not limited to Orbit determination and manoeuvre optimization Attitude determination and onboard systems monitoring and verification AOCS command generation AOCS and optical sensors calibration Test Validation for the above Performing studies and technical analyses to support the above covering Routine mission operations Prelaunch activities, like software development and testing, procedure writing, technical analyses, support to test and simulation campaigns Support during critical mission phases e.g. launch and commissioning, end of mission activities Support of collision avoidance manoeuvres with space debris including oncall service Maintenance and evolution of the flight dynamics system. Profile Mandatory skills University degree in a relevant engineering field, astronomy, mathematics or physics Very good skills in linear algebra, in particular for problem solving related to geometry in the Euclidean 3dimensional space. Being familiar with different representations of rotation in 3D, thus including the representation of SC attitude cosine direction matrix, Euler symmetric parameters quaternions, Eulerangles ... is an asset. Very good skills in calculus in one or several variables. Skills in numerical methods for equations solving, integration of differential equations, function approximation and interpolation, optimisation, linear algebra problems. Very good skills in classical mechanics, including kinematics and dynamics of point masses, dynamics of rigid bodies, dynamics expressed in noninertial reference frames, e.g. including dynamics in rotating frames, rotation dynamics expressed in body fixed frame, conservation laws in mechanics, gravitational forces and field, orbit dynamics, Keplerian orbits and Kepler laws. Ability to solve mechanics problems via analytical mechanics methods e.g. Lagrangian formulation is a valuable asset. Skills to apply their knowledge to develop solutions to technical mathematical and dynamical problems in cooperation with customers and other experts Ability to define, implement, validate and operate software which applies the above solutions using e.g. Unix andor Linux scripting languages, Fortran 77 andor 95, Python, C Will to take operational responsibility in multidiscipline teams Fluency in English, both in speech and writing Coordinate and interact with other service providers in operations and other fields. Ability to work independently The ability to multitask efficiently working on multiple activities, multiple subsystems and multiple missions simultaneously. Additional skills which will be considered as an advantage Familiarity with the ESOC environment Familiarityexperience with Flight Dynamics operations engineering tasks Experience dealing with external interfaces

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