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Performance Engineer II

Cypress Creek Renewables
Durham, North Carolina
Full Time
Posted October 28, 2025
Solar Energy
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Job Description

The role involves optimizing and monitoring the performance of a large solar PV fleet by developing data management solutions, creating performance dashboards, and collaborating with various teams to improve operational efficiency within a renewable energy company.

Key Responsibilities

  • Monitor the long-term performance and fleet health of utility-scale solar PV assets.
  • Develop features and performance optimizations in sensor-processing Python codebase.
  • Create data dashboards in Sigma to report on solar fleet performance for stakeholders.
  • Design and deploy scalable, fault-tolerant data processing pipelines.
  • Collaborate with DevOps, Asset Management, Battery Optimization, and Operations Engineering teams.
  • Develop and debug Flask applications used within the company.
  • Conduct statistical analysis to evaluate ROI of fleet health initiatives.
  • Analyze production and weather data to provide operational recommendations for underperforming sites.

Requirements

  • Bachelor's in Engineering, Data Science, or Computer Science
  • 5 years of experience developing software in Python
  • Experience using Pandas or Polars for data analysis
  • Experience working with databases Postgres, MySQL, data warehouses Snowflake, Redshift or Databricks
  • Experience writing SQL queries and creating performance enhancements to existing views
  • Experience creating and designing ETL/ELT processes and workflows that organize incoming bulk data into a semantic metrics layer
  • Experience or training in data management, data engineering, and/or exchange-transfer-load ETL software
  • Experience or training in data visualization software such as Sigma or Power BI
  • Ability to develop new features and performance optimizations in sensor-processing Python codebase
  • Ability to develop data dashboards in Sigma that provide performance reports of the solar fleet for internal and external stakeholders
  • Ability to create performant views in Snowflake that surface sensor data and other fleet health metrics to BI dashboards
  • Ability to design and deploy dynamically scalable, available, fault-tolerant, and reliable data processing pipelines
  • Ability to collaborate with DevOps, Asset Management, Battery Optimization, and Operations Engineering teams
  • Ability to develop and debug Flask applications used within the company
  • Ability to conduct in-depth statistical analysis to evaluate ROI of fleet health initiatives
  • Experience analyzing production and weather data to provide operational recommendations for underperforming sites
  • Work environment requires the ability to obtain unescorted access for NERC CIP facilities
  • The role is based out of Durham, NC with a hybrid work schedule of 2 remote days and 3 in-office days

Benefits & Perks

Hybrid work schedule with 2 remote days and 3 in-office days in Durham, NC
Opportunity to work on a purpose-driven organization focused on renewable energy
Involvement in digital transformation and innovative projects in the fastest-growing segment of the power sector

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