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Performance Engineer

Location: Madrid, Spain

Department: Tech Ops - Performance


MN8 Energy is one of the largest independent solar energy and energy storage owner-operators in the U.S., serving enterprise customers with clean energy and complementary solutions, such as battery storage and EV Charging, to enable an electrified, decarbonized world. Originally founded inside of Goldman Sachs in 2017, our fleet has grown to nearly 3-gigawatts of solar, including 850 projects across 27 states, and over 270 megawatts of battery storage projects, with each project tailored to achieve the bold decarbonization targets and goals of our more than 200 blue-chip customers. MN8 is headquartered in New York with offices in Boca Raton, Florida and Madrid.


Day to Day Tasks & Responsibilities:

  • Conduct weekly performance analysis of operational projects using data analysis tools and custom software scripts to identify underperformance and undetected downtime
  • Perform detailed technical analysis of results to identify probable causes of performance issues and drive actionable events
  • Support the IT teams with development of digital infrastructure and backend decision making engines
  • Research and support implementation of AI models and development of digital twins to track operational performance of PV plants
  • Develop custom analysis tools and work with third party developers to develop custom analysis software
  • Work with meteorological databases and ground measured meteo data, and the providers of such data
  • Provide day to day implementation support to gather requirements and collaborate with necessary business units and stakeholders to develop new reporting and insights as needs arise (e.g. work with various teams to diagnose complex problems and develop compelling, data-driven recommendations).
  • Produce and troubleshoot ad hoc analysis/reports
  • Present data insights on a regular basis and incorporate any feedback into reports and/or processes (e.g. present data analysis frequently to Accounting, Performance and Asset Management teams)
  • Work with Accounting and Asset Management teams to validate, enhance or revise integrations developed for automation of Reporting
  • Review production estimates and meteorological data sources for accuracy by comparing to operational data
  • Develop KPIs to ensure the operating portfolio is performing optimally
  • Support key weekly and monthly metrics and insights reporting and distribution:
     Running essential report/dashboard data source refreshes
    • Running python code to create predefined tables and charts and
    • Refreshing Excel and/ or PowerBI to update predefined data flows
    / analysis)
    • Extract /structure data from databases for inclusion in monthly
    • Check data integrity and data quality for potential issues.



  • 1+ yrs experience in energy modeling and performance analysis of solar projects with commercial monitoring and analysis tools
  • Bachelor’s degree in Engineering, Physics or Mathematics
  • Exceptional analytical skills
  • Experienced in managing operational BESS and Solar PV Systems
  • Able to read, analyze and interpret technical drawings, designs and procedures
  • Experience with PVSYST, SAM, PV SOL, Plant Predict, HelioScope, HOMER Grid or other PV modeling software
  • Experience with Python, VBA, Matlab and R are highly desirable
  • Proficient with Microsoft Suite and Smartsheet
  • Proficient with Microsoft Excel VBA and Excel formulas
  • 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
  • Strong verbal and written communication skills as well as task prioritization
  • Be able to conduct business and perform technical writing in English


MN8 Energy is an Equal Opportunity Employer and fully subscribes to the principles of Equal Employment Opportunity to ensure that all applicants and employees are considered for hire, promotion, and job status without regard to race, color, religion, sex, national origin, age, disability, sexual orientation, marital or familial status.

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