Performance Engineer

Fluence Energy, LLC; Alpharetta (GA); On-site; USD 85,000 - 110,000; Full time

Job summary

Fluence Energy, LLC is seeking a Performance Engineer in Alpharetta, Georgia, to serve as a subject matter expert for technical aspects of battery energy storage systems. This role demands strong analytical capabilities and cross-functional collaboration to ensure optimal site performance and adherence to customer commitments.

The ideal candidate will have a Bachelor’s degree in Electrical Engineering, experience in an energy storage company, and proficiency in AWS tools and Python. Join Fluence in driving innovative solutions for a sustainable future.

Qualifications

• Experience working with an energy storage company.
• Proven ability to work independently and manage multiple priorities effectively.
• Strong understanding of energy storage performance metrics.

Responsibilities

• Evaluate site performance in alignment with customer contractual commitments.
• Develop point lists and perform data acquisition for performance analysis.
• Conduct battery DC and AC data analysis using analytical tools.
• Prepare and deliver testing reports for customer projects.
• Provide redlines to customer contracts during sales.
• Plan, coordinate, and execute project work efficiently.
• Collaborate across functional teams to implement performance improvements.
• Perform root cause analysis and troubleshoot performance issues.

Skills

AWS tools (S3, SageMaker)

Python

Microsoft Office (Excel, Word, PowerPoint)

Data analysis

Collaborative mindset

Education

Bachelor’s degree in Electrical Engineering

Master’s degree preferred

Job description

Fluence (Nasdaq: FLNC) is a global market leader delivering intelligent energy storage and optimization software for renewables and storage. Our solutions and operational services are helping to create a more resilient grid and unlock the full potential of renewable portfolios. With gigawatts of successful implementations across nearly 50 markets, we are transforming the way we power our world for a more sustainable future. For more information, please visit fluenceenergy.com.

Role Overview

We are seeking a Performance Engineer for the Fluence Americas Region who will serve as a subject matter expert for technical and engineering aspects related to the overall performance of battery energy storage systems. This role operates in a fast‑paced, challenging environment and requires strong analytical capabilities, cross‑functional collaboration, and a focus on delivering high‑quality results aligned with customer commitments.

Key Responsibilities

• Evaluate site performance in alignment with customer contractual commitments and expectations
• Develop point lists and perform data acquisition to support detailed performance analysis
• Conduct battery DC and AC data analysis using a variety of analytical tools
• Prepare and deliver testing reports for all customer projects during both execution and services phases
• Review and provide redlines to customer contracts during the sales phase
• Interpret performance exhibits and single line diagrams and develop acceptance test plans based on contractual requirements
• Plan, schedule, coordinate, and execute project work efficiently to meet deadlines
• Develop and maintain standard operating procedures and processes for performance engineering activities
• Collaborate cross‑functionally with battery, sales, operations and execution, services, and product teams to identify and implement performance improvements, including design enhancements and testing strategies
• Perform root cause analysis and troubleshooting and provide recommendations to improve site performance

Required Qualifications and Experience

• Bachelor’s degree in Electrical Engineering with a Master’s degree preferred
• Experience working with an energy storage company
• Strong understanding of AWS tools such as S3 and SageMaker as well as proficiency in Python
• Advanced skills in Microsoft Office including Excel, Word, and PowerPoint
• Proven ability to work independently and manage multiple priorities effectively

Additional Skills

• Strong multitasking and time management capabilities
• Demonstrated ability to perform in a fast‑paced, high‑pressure environment with tight timelinesCollaborative mindset with a desire to work in an entrepreneurial setting
• High level of ownership and accountability with a track record of delivering results
• Willingness to travel domestically as needed

Equal Opportunity Employer

At Fluence, we believe great teams are built on a collaborative and connected culture. We’re proud to be an Equal Opportunity Employer and welcome qualified applicants of all backgrounds. Employment decisions are made without regard to race, color, religion, sex, sexual orientation, national origin, age, disability, veteran status, gender identity or expression, genetic information, or any other status protected by law.