Fluence
Senior BESS Service Engineer

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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 Description
Role Overview
The Senior BESS Service Engineer role at Fluence involves managing long-term service agreements for Battery Energy Storage Systems, ensuring customer communication and issue resolution, overseeing service processes and training, promoting continuous improvement, and adhering to company values and safety standards.
Key Responsibilities
- Manage the Long Term Service Agreements for a Portfolio of Battery Energy Storage Systems including the Performance Guarantees and Warranties.
- Ensuring to meet the scope of work as agreed in the LTSA contract and manage contracted service onsite in a timely and cost-effective manner, with high quality whilst actively supporting others within the team to achieve the same goals.
- Responsible for customer relations in terms of communication with the customer and act as a trusted expert of the team, as well as advocating their interests within Fluence.
- Track availability for sites, including the recording of outages and excused events.
- Oversee the documentation and tracking of issues from initial occurrence to close.
- Oversee the scheduling and undertaking of Preventive Maintenance activities and its follow-up, including the coordination of the work carried out and assuring the availability of required resources and Spare Parts.
- Take the technical leadership role of small projects related to initiatives of limited scope.
- Oversee and lead or support Reactive Maintenance activities, attending site when required to investigate a significant variety of complex technical issues.
- Act as an escalation point for technical or process-related and customer issues, displaying deep knowledge of professional concepts, practices, and procedures in multiple disciplines and knowledge of basics of closely related disciplines.
- Initiate, lead, and perform or support in Root-Cause-Analysis to improve and exceed reliability and availability requirements of the systems.
- Oversee and ensure to call-off or order Spare Parts that are required for the Maintenance activities on Site.
- Ensure Service Engineers adhere to troubleshooting processes and service procedures and drive improvements by identifying, initiating, and proposing amendments to processes and procedures.
- Autonomously and proactively drive performance and product improvements using the digital tools and lead technical discussions to identify service process/cost issues, where existing data is insufficient to resolve problems, including responsibility for developing and implementing complex ticket solutions.
- Act as an interface and develop positive relationships with other technical and Company functions.
- Network with internal and external personnel in own area of expertise, communicating with peers in other functional groups, including Software, RMDC, Nispera, and Spare Parts, keeping the overview of improvement tickets and driving correct prioritization.
- Drive a continuous improvement mindset, identifying, initiating, and proposing amendments to processes and procedures.
- Oversee and schedule approved contractors for maintenance and manage and train contractors according to safe systems of work, standard work instructions, and control their invoices and payment.
- Perform Safety Walks when on site and ensuring Safety issues are logged into the system.
- Initiate actions when unsafe or hazardous conditions are found and ensure those issues are being resolved.
- Ensure and oversee the creation of Site Emergency Response Plans and that those are documented, reviewed, and updated accordingly.
- Perform or oversee customer trainings in O&M and FOS controls.
- Drive competency assessment of Service Engineers and identify training requirements for the team.
- Provides leadership, coaching, and mentoring of Service Engineers, be a source of knowledge and guidance.
- Expected to travel to Project sites for Maintenance activities.
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Required Qualifications & Experience
- Vocational education and training or Bachelor’s degree in electrical or electronics engineering or a similar engineering background and a minimum of 5 years of related experience or a Master's degree and 3 years of related experience, or 3 years of experience at Fluence as a Service Engineer or similar function.
- Able to autonomously resolve a significant variety of complex technical issues and take ownership of actions to prevent them from happening again.
- Highly developed communication skills with the ability to train and interact with people in highly diverse environments.
- Demonstrated skills in prioritization of tasks and strong sense of risk management and able to support others in setting their priorities based on their own experience.
- Has a very good understanding of the needs and business drivers of customers and acting or adapting to it.
- Demonstrating ownership of the responsibilities assigned and continuously driving improvements.
- Experience working with a Computerised Maintenance Management System to record or follow-up on Maintenance tasks and analyse trends for improvements.
- Strong knowledge of all the products of a Battery Energy Storage system including its O&M guide, Standard Operating Procedures, and troubleshooting processes and how to update Firmware and Software.
- Ability to develop positive working relationships, networks with internal and external personnel.
- Driver’s license.
- Fluency in English.


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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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