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Solar Performance Engineer

Date: Aug 9, 2017

Location: Scottsdale, AZ, US

Company: nrg

NRG is leading a customer-driven change in the U.S. energy industry by delivering cleaner and smarter energy choices, while building on the strength of the nation’s largest and most diverse competitive power portfolio. A Fortune 200 company, we create value through reliable and efficient conventional generation while driving innovation in solar and renewable power, electric vehicle ecosystems, carbon capture technology and customer-centric energy solutions. Our retail electricity providers serve almost 3 million residential and commercial customers throughout the country. More information is available at Connect with NRG Energy on Facebook and follow us on Twitter @nrgenergy.



  • Provide performance modeling support to Development and Engineering teams for solar project development opportunities, technology evaluations, and project acquisition due diligence
  • Selection and evaluation of weather data sources for solar energy forecast inputs for an optimized power output expectations using performance modeling software
  • Provide energy simulation support for solar power projects including DG (roof top, car port, FTGM, SAT) and Utility-Scale systems, including technical evaluation for IE approvals
  • Analyze data and simulation results, identify patterns, generate solar energy production reports to support optimization of plant design, installed generating capacity, capital cost, financial models, etc.
  • Coordinate with NRG Design, Project Engineering, Construction, Origination and Project Finance teams on energy production simulations
  • Provide technical review and power output expectations for a variety of module and inverter technologies to support the Technology team
  • Responsible for DG and Utility-scale solar power plant performance and capacity testing reports  to support project's substantial completion and IE approvals
  • Support due diligence reviews of project acquisition opportunities to insure project technical viability and support development of pro forma costs inputs




  • BS degree in engineering, meteorology, atmospheric physics or closely related subject.  Master’s degree with academic project experience related to solar energy or photovoltaic technology preferred
  • 3+ years of work experience in engineering, power generation, and/or solar industry, with direct experience in solar PV projects preferred
  • Previous renewable energy modeling experience is essential, preferably of terrestrial photovoltaic systems
  • Substantial experience with commercial solar modeling programs especially PVSYST, Helioscope, SAM, PVWatts is highly preferred
  • Proficiency with engineering, mathematical/statistical software and/or programing languages (e.g. MATLAB,  Excel VBA)
  • Proficiency in Microsoft Excel, Power Point, Project, Word and Outlook and proven ability to learn new software programs
  • Familiarity with computer graphics (SketchUp, AutoCAD or similar) for shading analysis
  • Excellent interpersonal, written, analytical and quantitative skills
  • Detail-oriented and self-motivated high achiever with ability to multi-task
  • Perform duties in a collaborative working environment
  • Ability and willingness to travel to projects sites (typically 20%) and when necessary to work overtime on short notice


Working Conditions


  •  Normal office environment with frequent use of a computer or telephone in a seated position.
  • Flexibility to work outside of standard working hours, as needed.
  • Ability to lift 50-pound boxes to a height of 3-4 feet.

NRG Energy is committed to a drug and alcohol free workplace.  To the extent permitted by law and any applicable collective bargaining agreement, employees are subject to periodic random drug testing, and post-accident and reasonable suspicion drug and alcohol testing. EOE AA M/F/Protected Veteran Status/Disability
EEO is the Law Poster (The poster can be found at

Level, Title and/or Salary may be adjusted based on the applicant's experience or skills.

Official description on file with Human Resources

Nearest Major Market: Phoenix

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