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Sr. Yield Engineer

Location: Madrid, Spain

Department: Tech Ops - Engineering

Work type: Full-time


The Senior Yield Engineer will serve as a knowledge center for all production and operating data.  At least 5 years of experience in solar asset management and/or operations with good understanding of solar project technical characteristics.


  • Conduct energy estimates for solar and energy storage projects using industry leading software and company proprietary software 
    • Shading analysis including site topography 
    • Snow and soiling loss calculations 
    • Performance ratio (PR) calculations 
  • Conduct uncertainly calculations 
  • Research the latest tools, programs and papers for a continuous improvement of the company’s energy modelling capabilities 
  • Review equipment test reports for application of results on energy estimates 
  • Leverage operating data to formulate updated energy modeling assumptions 
  • Coordinate and manage the 3rd party resources (Owner’s Engineers) in the preparation of energy estimates; perform QAQC of results and ensure deadlines are met 
  • Conduct weekly performance analysis of operational projects using technical understanding of PV and BESS operations to identify underperformance and undetected downtime 
  • Work with team members to build automated analysis based on performance analysis findings 
  • Review and occasionally conduct performance testing (PR test or Capacity test) for newly built plants 
  • Prepare documentation to present energy modeling results and assumption to tird party financing parties (investors, independent engineers) 
  • Lead the negotiation with third party financing parties and technical advisors of energy modeling parameters and results 
  • Discuss inputs and results with peers, colleagues, clients and counterparts 
  • Work with meteorological databases and ground measured meteo data, and the providers of such data 
  • Create typical meteorological years (TMY) files 
  • Other tasks as directed 


  • 5+ experience in energy modeling and performance analysis of solar projects with commercial tools such as PVsyst 
  • Bachelor’s degree in Engineering, Physics or Mathematics  
  • Read, analyze and interpret designs and technical procedures 
  • Experience with AutoCAD is a plus 
  • Experience with Python, Matlab and R are highly desirable 
  • Proficient with Microsoft Suite and Smartsheet 
  • Proficient with Microsoft Excel VBA and Excel formulas 
  • Proficient use of English is a must 
  • Goal driven, Self-directed and detail oriented 
  • Strong management skills 
  • Strong analytical and technical as well as problem-solving skills 
  • Demonstrated ability to perform under high pressure and dynamic work environment managing multiple project deliverables 
  • Demonstrated ability to assimilate technical and commercial information and translate that into appropriate opinions or assessments 
  • Ability to work effectively as a member of a multidisciplinary team across multiple offices and time-zones and manage multiple concurrent projects 
  • Strong verbal and written communication skills as well as task prioritization 
  • A strong personal commitment to continuous improvement 
  • Be able to conduct business and perform technical writing in English

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