Product Security Architect - Operational Technology(OT)

ABOUT THE POSITION

The Product Security Architect – Operational Technology (Battery Energy Storage Systems) will be responsible for ensuring the security of critical operational technology components within BESS infrastructure. This role focuses on designing, governing, and managing security architectures tailored to BESS OT systems. You will work closely with product development teams, system engineers, and innovators to embed security practices into the lifecycle of BESS products. This position requires a strong understanding of cybersecurity principles as they apply to OT environments, experience in securing industrial control systems (ICS), and a proactive approach to identifying and mitigating security risks. This role reports directly to the Head of Product Security.

Key Responsibilities Include:

•Collaborate with cross-functional teams to define security architecture requirements for BESS OT systems, include ICS and SCADA systems.

•Conduct threat modeling exercises specific to OT systems and BESS to identify and mitigate potential security risks.

•Integrate security controls into the BESS product lifecycle to ensure security by design is applied from concept-to-delivery.

•Develop and enforce security assurance maturity models to continuously enhance security across Fluence’s OT landscape.

•Perform security research to support the Fluence BESS team with latest OT security threats to introduce innovation security solutions.

•Foster a proactive security culture within the organization, advocating for secure and resilient development of both digital and energy-focused OT systems.

What will our ideal candidate bring to Fluence?

• Bachelor's degree in computer science, electrical engineering, or related field.
• 5+ years of experience in product security, with at least 3 years focused on OT systems, ICS, and related technologies.
• Professional certifications such as CISSP, GIAC GICSP, ISA/IEC 62443, or similar.
• Expertise in ICS/SCADA systems, OT protocols (e.g., Modbus, DNP3), and industrial network security.
• Experience with security frameworks such as NIST CSF, ICE 62443, and ISO/ISE 27001.
• Experience in Threat Modeling and Security Architecture Reviews for energy-related OT infrastructures.
• Experience with cloud-based architecture and integrating OT with cloud solutions.
• Should have expertise in Microsoft Azure, GCP, and AWS to secure cloud applications and SaaS products.
• Familiarity with BESS technology and energy security challenges.
• Ability to continuously assess application and infrastructure security maturity and develop improvement plans.
• Excellent communication and collaboration skills with the ability to work effectively across cross-functional teams, particularly in energy-related sectors