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Engineer, Spacecraft Subsystem (ADCS & Propulsion)

Requisition Number:  13676
Contract Type:  Permanent

Betzdorf, LU Manassas, VA, US

Role Description Summary

At SES, we cultivate an inclusive and healthy work environment that enables us to drive business success. As a company dedicated to Diversity & Inclusion, we believe our story should reflect those of the millions we serve. We are committed to increasing the number of employees from underrepresented groups and nurturing an inclusive company culture where people can flourish. 

As part of SES Technology, the ADCS & Propulsion Engineering team is responsible for the attitude control, data handling and propulsion subsystems across the SES fleet of GEO and MEO satellites. The team supports the full satellite lifecycle from satellite procurement through launch, on-orbit operations, and retirement. 

Are you…? 

  • A Spacecraft Engineer, who enjoys working internationally?
  • Open-minded, always on the look-out for new technologies?
  • Proficient communicator towards both technical and non-technical audiences?


If you are interested in becoming part of the SES family, click on ‘read full job description’ to find out more. 

*Eligible applicants to the US-based location must be a US Citizen, a Green Card Holder or who can otherwise meet federal export-control authorization requirements


Extended Job Description:


Primary Responsibilities/Key Result Areas

  • Provide attitude dynamics, control, propulsion, and data handling expertise to nominal and contingency operations of the satellite fleet, including 24/7 on-call and out-of-hours support 
  • Monitor the on-orbit satellites, and develop engineering software tools to verify performance, identify any degradation trend, anticipate evolution scenarios, and take appropriate action
  • Support new satellite construction programmes, orbit raising operations, and development of the ground products required for satellite operations. Work closely with external satellite manufacturers
  • Advise internal and external customers on satellite engineering topics to meet quality of customer services KPIs
  • Improve efficiency and effectiveness of satellite in orbit operations, including process, procedures, monitoring, and data review 
  • Advance the use of machine learning and analytics to further automate execution of operations, identify out of family performance and diagnose anomalies

Who We Are Looking For (More About You)
In order to achieve the outcomes described above, we believe you will have the following: 



  • Happy to work with remote team members, as well as in a collaborative environment
  • Ability to set priorities and dependable about delivering within time frame
  • Ability to react to contingencies and cope with high-stress situations.  


Preferred Education & Experience (a combination of education and experience will be considered)

  • A Master’s Degree, or higher, in (Space) Engineering, with a specialization which includes spacecraft dynamics and control system theory and application. 
  • 0 to 3 years applicable professional experience in satellite engineering and/or operations are desired, but not mandatory. (Recent Graduate applications welcome).
  • Proficiency with MATLAB and/or Python programming language is required. Additional courses or knowledge in Computer or Data Science are beneficial.
  • A valid driver license and personal transport are essential for on-call support.
  • Willingness to travel internationally
  • Fluency in English

What’s in it for you

  • Flexible working policy
  • Bonus and equity plans
  • Comprehensive and competitive benefits plans
  • A range of wellness activities and employee assistance programmes (varies by location)
  • An employer that values all aspects of Diversity and respects every individual’s story

The contents of this job description are subject to change. SES and its Affiliated Companies are committed to hiring and retaining a diverse workforce. We are an Equal Opportunity/Affirmative Action employer and will consider all qualified applicants for employment without regard to race, colour, ancestry, national origin, gender, sex, sexual orientation, gender identity, marital status, religion, age, disability, veteran status, or other characteristic protected by local, state, or federal law.


For the US only: In conformity with U.S. Government technology export regulations, including the International Traffic in Arms Regulations (ITAR) and the Export Administration Regulations (EAR), and/or other applicable U.S. law, regulation or other requirements imposed by the U.S. Government, certain positions may require U.S. Citizenship, status as a lawful permanent resident of the U.S. or a “protected individual” as defined by 8 U.S.C. 1324b(a)(3), or eligibility to obtain the required authorizations from the U.S. Department of State or U.S. Department of Commerce.


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