Principal Controls Engineer

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 . Job Description: Role Overview We are looking for a Principal Controls Software Engineer with a passion for software design and extensive experience with power engineering, MathWorks Matlab/Simulink, Agile Scrum using Jira, and Git. Our Control System is comprised of three main applications: Controls, UI, and the Data Acquisition System. You will report to the Senior Manager Control Application Software Development. As a hands-on member of the development team, you will also do the work of delivering a releasable Increment of product at the end of each Sprint. Key Responsibilities Serve as the Principal controls SW developer designing Fluence’s energy storage system control SW for utility and grid applications. Develop FOS Controls, integrate grid-scale battery and power conversion systems from industry-leading manufacturers. Design, develop, build, and document FOS controls logic using MathWorks Matlab/Simulink/ Stateflow and C. Support requisition engineering. Troubleshoot field issues and identify root causes. Focus on robustness, security, performance, scalability, and maintainability. Meet project timelines and budget. Track, manage, document, and report work using JIRA and Confluence. Foster a spirit of teamwork that allows for impersonal disagreement over ideas, conflict, and expeditious resolution. Understanding of grid codes, compliance, leading the team technically. Required Qualifications and Experience Bachelor in the areas of Electrical, Electronics, or controls Engineering, Power Engineering related fields from an accredited university. Masters in Power system, Power electronics, Energy are preferrable. Expertise in MathWorks Matlab/Simulink for model-based systems engineering. Strong knowledge of power system market applications, power generation, and/or energy storage system controls. Experience in closed-loop control algorithms. Expertise using the Agile development framework and Git workflow. Enthusiasm for getting things done, taking personal responsibility, adding value within a team setting, and ability to work with minimal supervision. Willing and able to travel, domestically and internationally, up to 5% of the time. Additional Skills 10+ years of control SW development experience with Master degree MS or in Power System, Power Electronics, Control systems , Software Engineering, from an accredited university. Significant related work experience will be considered in place of a master’s degree. Expertise in control SW verification and validation. Expertise in Simulink code generation and optimization. Experience in Linux shell script programming. Experience in CI/CD integration process and toolchain. Experience with Industrial Protocols: Modbus TCP, MQTT, DNP3, IEC 61850. Knowledge in HIL – Typhoon,OPAL are preferable. Our Culture At Fluence, our culture is the foundation that drives our ambitious growth strategy and fuels our mission to transform the future of energy. Our core cultural pillars empower us to innovate, collaborate, and lead with purpose, ensuring we continue to deliver unparalleled value to our customers and the world. Unleash Voices We believe every voice matters. We encourage openness, active listening, and decisive action to create a culture where everyone has the opportunity to contribute to our success. We foster an environment where diverse perspectives are heard and valued, driving innovation and progress. Customer Fluent Our customers are at the heart of everything we do. We’re committed to delivering exceptional value that exceeds expectations by understanding our customers' needs and adapting swiftly to meet them. Our deep focus on customer satisfaction drives us to continuously improve and innovate. Infinite Impact We are committed to creating the impossible. We push boundaries to deliver sustainable, game-changing solutions that shape a brighter, more energy-efficient future for all. Our team is passionate about making a lasting impact that will resonate for generations to come. All In We are all in for growth. Our teams are relentlessly focused on identifying and seizing opportunities that propel us forward. We embrace an ownership mindset, pushing ourselves and each other to accelerate progress and create lasting success. 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. Work Authorization To join our team, you’ll need to be legally authorized to work in the United States at the time of application and throughout your employment, without the need for employer sponsorship. Please note that Fluence does not sponsor work visas for this position.