The incumbent will provide engineering support to the Spectrum Strategy, Innovation & Space Sustainability division and, specifically, will carry out a systematic analysis, summary and reporting of all global policy initiatives related to Space Sustainability that may be relevant for Telesat. The incumbent will also support the analysis and software development for mathematical models related to the sustainable use of orbits and associated spectrum resources.  The incumbent will also actively participate in relevant forums to defend and promote Telesat views on the matters above.Main ResponsibilitiesMonitor, analyze and interpret existing satellite space safety regulations, including domestic, regional and international frameworks for satellite launches, operations, deorbiting, preservation of human life in space, human casualty risk, impact on optical- and radio-astronomy and unintended electromagnetic radiation from spaceAssist in the development of technical documentation to demonstrate compliance with requirements related to the abovementioned mattersAssist in carrying out relevant analysis using specialized software such as NASA DAS and ESA tools (e.g., DRAMA, MASTER, DISCOS)Analyze existing literature relative to mathematical models including on orbital debris modelling, orbital carrying capacity, collision risk, reliability requirements, deorbit methodologies, and impact of satellite re-entry into the Earth atmosphereAssist at implementing in software such models and develop technical arguments to refine and/or improve them, considering the design and requirements of the Telesat Lightspeed systemContribute to activities related to the coordination of the operations of the Telesat Lightspeed system with the radio- and optical-astronomy communitiesCooperate with other relevant Telesat teams (e.g., Space Programs & Operations) to ensure that the latest developments on the Telesat Lightspeed program are duly considered in all activities aboveProvide regular updates to management on the activities above using simple and effective language Actively participate in national and international events (e.g., ITU, COPUOS, relevant conferences) to present and defend Telesat positions related to the sustainable use of orbit and spectrum resources, as requiredMaintain and develop internal documentation related to the activities aboveEducation and Experience Required PhD, or Master's degree and 2+ years of quantitative field research experienceAerospace Engineering or Astrophysics strongly preferredSolid background in Orbital MechanicsBasic knowledge of existing space safety regulation an assetExperience in statistical analysis and uncertainty quantificationExcellent and verified Python programming skillsKnowledge of other programming languages (e.g. C++) or tools (e.g. NASA DAS) an assetPrevious participation at international congresses/conferences/workshops an assetExperience in using corporate wiki and agile project management software (e.g. Confluence, Jira) an assetFluent in English, both written and verbal.  Knowledge of another UN language an assetStrong technical, organizational, interpersonal and communication skillsWorking ConditionsHybrid working environment (depending on location)May be required to travel up to 20% of the time, sometimes for periods up to 10-15 consecutive daysLocation: EMEA/US/Ottawa