Senior Power Systems Engineer - Core Engineering
Fluence Energy
Company Overview
Fluence Energy
Arlington, VA, United States
2018
Approximately 600 employees globally (source: salestools.io).
What They Do
Fluence Energy focuses primarily on energy storage technology solutions and services, including design, delivery, integration, optimization software, and control platforms for renewables and storage integration into grids (source: fluenceenergy.com). Its core products encompass standardized energy storage systems such as Gridstack, Ultrastack, Sunstack, and Edgestack, designed for utility-scale, industrial, commercial, and renewable-integrated applications, paired with the Fluence IQ Digital Platform for AI-optimized asset management, rapid deployment, and maximization of clean energy usage (source: mapquest.com). These offerings build on pioneering technologies from AES Energy Storage (Advancion platform) and Siemens (Siestorage), providing container-based systems, comprehensive services, and cloud-based software to address grid challenges in a transforming energy landscape (source: pestel-analysis.com). Target markets include utilities, developers, commercial and industrial clients, and service providers across utility-scale projects, with a global footprint in 24 countries and territories (source: fluenceenergy.com). Fluence holds a competitive position as the global market leader in energy storage, having topped the Navigant Research utility-scale energy storage leaderboard in 2018, named one of Fast Company’s Most Innovative Companies, and deploying the largest fleet of energy storage projects worldwide (source: fluenceenergy.com).
Projects & Track Record
By 2021, Fluence had more than 2.4 gigawatts (GW) of energy storage projects in operation or awarded across 24 countries and territories, reflecting its early track record in utility-scale deployments (source: fluenceenergy.com). The company maintains the largest deployed fleet of energy storage projects globally, with deployments supporting grid integration of renewables in key markets, though specific completed project names, locations, capacities, and years are not detailed in available sources beyond aggregate figures (source: fluenceenergy.com). Ongoing operations emphasize global expansion, with projects and contracts secured through 2020 and beyond, focusing on new markets for storage (source: dcfmodeling.com). Key clients span utilities, developers, and industrial users, with partnerships rooted in its Siemens and AES origins, though specific client names are not listed; the company serves a broad ecosystem including power sector stakeholders worldwide (source: fluenceenergy.com).
Recent Developments
The provided sources, primarily from 2021 and earlier, do not cover major announcements, contracts won, acquisitions, mergers, funding rounds, awards, certifications, or milestones specifically from 2024-2025, limiting verifiable details to pre-2022 events such as the 2021 IPO raising $867.9 million (source: dcfmodeling.com). Fluence was recognized as topping the Navigant Research leaderboard in 2018 and listed among Fast Company’s Most Innovative Companies around that period, but no awards from the last two years (2024-2025) are documented here (source: fluenceenergy.com). Expansion efforts continue through Fluence Next, a unit for commercializing new technology-driven opportunities in power and energy shifts, as noted in 2021 job descriptions (source: fluenceenergy.com).
Working There
Fluence Energy offers roles across engineering (software development and infrastructure), product management and design, sales and marketing (business development, customer success), operations (finance, HR, procurement, logistics), and executive leadership, with positions like Principal Fluence Next (focusing on new technology commercialization, M&A evaluation) and Operations Manager (handling sales planning, reporting, compliance) often based in Arlington, VA, or continental U.S. locations (source: salestools.io). Hiring occurs at the Arlington, VA headquarters (4601 Fairfax Drive, Suite 600) and remote/continental U.S. options, with global offices like Alpharetta, GA, and others potentially open based on expansion (source: fluenceenergy.com). Company culture emphasizes safety, quality, integrity, personal ownership, honest communication, agility, intellectual curiosity, collaboration, prioritizing high-impact efforts, fun through creativity and inclusivity, and a hands-on attitude, fostering innovation via modern workspaces with open-plan offices, collaboration spaces, high-speed tech, wellness facilities, dining, and recreation at headquarters (source: salestools.io). Benefits include comprehensive packages supporting well-being and growth, with Fluence positioned as an equal opportunity employer; candidates are directed to apply via LinkedIn for open roles (source: fluenceenergy.com).
Last updated on Jun 30, 2026 | Report an issue
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.
Job Responsibilities
Perform Core/system level electrical design for Fluence's grid-scale battery energy storage (BESS) products. This role will be focused on developing hardware designs that are safe, flexible, maintainable, and cost competitive. Responsibilities will include:
- Develop requirements and electrical design for multi-MW energy storage systems integrating battery, power conversion, transformer to medium voltage, controls hardware, communication, auxiliary power, and safety equipment into standardized products.
- Prepare product technical information including key performance metrics, datasheets, and configuration limitations. Support Sales Engineering team in incorporating into Fluence's technical sales tools.
- Ensure collaboration between different functions within the organization to achieve project goals, which include mechanical, Electrical, Software, verification and testing and manufacturing.
- Responsible for product integration, ensuring all functions and features fit together.
- Should have full understanding of how different energy storage system components interact and be able to define tasks needed to implement a change on any of the components.
- Support development of product manuals and other documentation related to product installation, operations, and maintenance. Prepare system level interface documentation and site design guides for use by customers and internal stakeholders.
- Oversee and at times perform electrical studies as part of system design, including short circuit analysis, protection sizing, protection coordination, and arc flash.
- Evaluate and review product safety standards and local codes; support compliance process to obtain system level product certifications.
- Work with electrical component vendors to evaluate, select, and collect detailed technical information on system subcomponents.
- Obtain feedback on product design from regional project development teams, construction managers, commissioning teams, and services teams to incorporate experience and lessons learned into the product design.
- Collaborate with manufacturing, procurement, and product management to release product design iterations using product lifecycle management tools. Direct CAD drafting team in preparation of system level electrical drawings packages and provide design inputs.
- Support hardware testing, test plan development, testing strategy, and prototype evaluations.
- Collaborate with systems engineers, component lead engineers, product managers, and program manager on the program team(s) you are assigned to support. This role will typically be assigned to own or support system level electrical design for a specific product program(s)
- Define tasks need to complete New Product Introduction (NPI) projects.
- Review and drive lesson learned and stakeholder feedback to conclusion.
- Provide leadership with high integrity and oversight of processes, protecting intellectual property, export controlled and strategic technology.
- Work towards continuous process improvements, especially with respect to achieving product functional requirement and process effectiveness.
- Collaborate in a team environment and/or take charge of opportunities to develop optimal solutions for the product development programs.
- Perform additional responsibilities as assigned.
Job Qualifications & Skills
- Bachelor or Master degree in Electrical Engineering (Full Time) or equivalent.
- 5-9 years of proven experience in Electrical Power Systems Design in Renewables (Solar, Wind, Hydro, BESS) Power Generation or related industries.
- Experience in New product development process and systems engineering, preferably in the Battery Energy Storage industry is plus.
- Able to design, configure and validate Battery Energy Storage System (BESS) system, that to include component selection such as breakers, fuses and relays for DC and AC circuits, understanding of system architect, site layout, functional safety analyses, auxiliary load estimation and battery sizing/configuration.
- In depth design experience on selection of Electrical components and associated interface including Batteries, Inverters, Inverter-duty Transformers, BMS, EMS, Low Voltage AC/DC switchgears, ensuring compliance to various IEC, NEC, IEEE, ANZ etc design standards.
- Familiarity with industry standards such as NFPA 70, IEC 60364, UL 9540, IEC 62933.
- Should have experience in designing Power flow arrangement, Single line diagram and control schematic.
- Able to perform and review electrical studies as part of system design, including short circuit analysis, protection sizing, protection coordination, Harmonic and arc flash analysis. Experience in MATLAB Simulink or EMTP-RV is a plus.
- Knowledge of industrial control philosophies, and communication protocols.
- Familiar with DFMEA process and RCA technique.
- Experience in tools like JAMA, Jira, Test rail is a plus.
- Possessing strong problem-solving skills, effective communication abilities for collaborative engagement with cross-functional teams and clients, and the capacity to work seamlessly with global teams across diverse backgrounds and time zones.
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.
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Job expired?Please let Fluence Energy know you found this job on Rejobs. It helps us grow and get more people working in renewable energy.
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About the role
June 30, 2026
June 30, 2026
Full time
On-site
Company
- Bengaluru, India
5-9 years
UTC+05:30