Principal Cybersecurity Engineer (m/w/d)

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

Responsibilities

• Define and lead cybersecurity architecture and technical strategy across product, OT, cloud, and network environments.
• Serve as the technical authority for OT and product cybersecurity, guiding secure design and engineering decisions.
• Drive security requirements into product development and deployment processes, ensuring secure-by-design practices.
• Lead vulnerability management strategy, risk assessments, and remediation prioritization for Fluence OS.
• Design and oversee secure network segmentation, access control, and monitoring approaches for OT environments.
• Translate cybersecurity standards (IEC 62443, NIST, NERC CIP, etc.) into practical engineering implementations.
• Provide technical leadership and mentorship to cybersecurity and engineering teams.
• Partner with cross-functional stakeholders to align cybersecurity priorities with product and business goals.
• Evaluate and introduce new security technologies, automation, and practices to improve overall security posture.

Required Qualifications

• 10+ years of experience in cybersecurity engineering, with significant experience in product or OT/industrial cybersecurity environments.
• Proven experience designing and leading cybersecurity architecture or large-scale security initiatives.
• Strong expertise in network security, OT security, cloud security, and secure infrastructure design.
• Experience securing industrial control systems (ICS) or operational technology (OT) environments.
• Deep understanding of vulnerability management, threat modeling, and risk-based security practices.
• Hands-on experience with Linux-based systems and security tooling in complex production environments.
• Strong knowledge of cybersecurity frameworks and standards such as IEC 62443, NIST, CIS, or NERC CIP.
• Demonstrated ability to lead cross-functional technical initiatives and influence engineering decisions.
• Excellent communication skills with the ability to explain technical concepts and risks to engineering leaders and non-technical stakeholders.
• Ability to mentor engineers and provide technical leadership across teams.

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.