Data Center BESS Principal 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 fluenceenergy.com.

Job Description:

Role Overview

Fluence offers a sign-on bonus for this position.

The Data Center BESS Principal Engineer is a senior-level technical role with a focus on supporting Global DC Sales while being a key individual contributor within the Sales Engineering organization. This role is responsible for supporting Sales to lead end-to-end technical strategy and solution development, as well as for coordinating cross-functionally inside Fluence across the technical teams. The DC Solutions Principal will also serve as a thought leader who can support external engagements with industry advocacy and rule setting bodies.

Key Responsibilities

Data Center Solutions

• Lead end-to-end technical strategy and solution development for data center energy infrastructure opportunities from concept through contracting and execution.
• Architect scalable system solutions aligned to customer requirements, utility constraints, and Fluence product roadmap.
• Own grid studies, modeling, and technical evaluations supporting interconnection, contracting, and solution validation.
• Serve as the primary technical interface across customers, utilities, regulators, EPCs, and OEMs to resolve risks and drive alignment.
• Coordinate cross-functional teams (Sales Engineering, GID, Modeling, Product, Execution) to define requirements and ensure successful delivery.
• Ensure continuity of technical intent through execution, commissioning, and onsite validation.

Advanced Grid-Forming (GFM) Projects

• Keep abreast of and follow lessons learned from technical execution of advanced GFM BESS projects across Americas markets from development through commissioning and operational acceptance.
• Define control philosophies and sequences of operation across BESS and hybrid plant configurations (PV, wind, thermal).
• Drive alignment with utilities, ISOs, and regulators on interconnection, grid code compliance, and dynamic performance requirements.
• Coordinate EMT/RMS modeling, controls validation, and compliance deliverables with inverter vendors, GID, and Modeling teams.
• Support technical negotiations with key stakeholders (e.g., system operators, utilities) on performance, testing, and compliance strategy.
• Keep abreast of and follow lessons learned from commissioning and testing to validate GFM performance and coordinated plant behavior.

Technology Strategy & Innovation

• Evaluate emerging technologies (e.g., SSTs, advanced controls) to shape Fluence’s roadmap and market entry strategy.
• Develop business cases and executive materials to inform product, platform, and investment decisions.

Required Qualifications and Experience

• Ability to work as a team player, focusing on the organization’s success. Ability to work in a matrixed organization, collaborating and sharing information across multiple teams.
• 10-15 years of electrical experience in energy storage, electrical infrastructure, power generation, or related fields.
• Proven track record closing complex, multimillion‑dollar B2B transactions with sophisticated counterparties (e.g., hyperscalers, colocation providers, utilities, developers, EPCs).
• Deep understanding of data center power requirements and stakeholders and/or enterprise electrical infrastructure, in addition to experience with utilities, IPPs, developers, and/or large energy customers.
• Expertise to engage deeply with engineering and operations teams on topics such as medium-voltage electrical distribution, load profiles, interconnection, power quality, controls/integration, and project execution constraints.
• Exceptional communication, negotiation, and executive‑level presentation skills, with the ability to translate technical concepts