Senior Network OT Engineer (m/f/d)

Fluence

Erlangen, Germany

Full Time

Posted September 25, 2026

€4k - €7k/mo· Est.

Energy Storage

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Application opens on company website

Listing evidence and provenance

Source: workday View original listing
Freshness: Open in the current public read path; this is not an employer guarantee.Last observed September 29, 2026
Classification: Modern power-system classification not yet published for this listing.Legacy source industry field: Energy Storage
Pay provenance: Estimated benchmark; not employer-provided

Job Description

As a Senior Network IT/OT Engineer , you will play a critical role in the design, integration, and implementation of Fluence's Battery Energy Storage System (BESS) network and cybersecurity architecture across EMEA projects.

Key Responsibilities

Leading the Project team on realization of the Project specific requirements with existing functionalities: serve as the Subject Matter Expert regarding Cybersecurity, Network, Architecture and associated devices.
Lead the integration of the Fluence BESS control system into the Transmission System Operator (TSO) SCADA systems: lead the Network configuration, communication interfaces, cybersecurity requirements, to meet TSO / Customer requirements.
Develop and maintain documentation of existing Network infrastructure including hardware, protocols, communication links and cybersecurity strategies.
Lead and guide field engineers to find solutions to problems as they arise during commissioning/testing of a system, in all network-related subjects.
Involved in central network/cybersecurity for energy storage solutions, including guidance, evaluation and analysis of network/cybersecurity challenges. Ensuring network and communication security vulnerabilities are acknowledged and communicated to affected stakeholders.
Manage interface to Client and sub-contractor to ensure Networks compliance and lead concept during Tender and Project Execution phase.
Develop standardized test procedures and execute tests (FAT / SAT) to reduce commissioning time, and perform testing, including involvement in hands on lab testing during evaluations of prototype systems.
Keep current with all Company products, developments, and projects as they apply to the Network at both site and enterprise levels.
Maintain strict management of change control procedures and documentation.
Remain current on industry best practices and updated technology to ensure the company is provided world-class Network and Cybersecurity practices.
Support company strategy and provide relevant reporting and updates to Company leadership as needed.
Develop and recommend performance management and feedback to current Control System technical support KPI’s.
Executing tasks related to Fluence’ safety KPIs
Travel throughout EMEA

Requirements

Bachelor’s / Master’s degree in computer engineering, information technology, computer science (or equivalent)
Minimum 5 years of relevant experience in OT / Networking with a power utility or related industry and direct experience in the electricity transmission/distribution sector with EMS/SCADA systems.
Expert of OSI layer models and experience in deploying network configurations.
Expert in remote access VPN, site-to-site VPN, Routers, Firewalls, Switches (Cisco + industrial equipment), SD-WAN, Meraki.
Experience in Linux based systems and commands, High-level programming languages such as Python and shell/bash scripting as well as with Github.
Knowledge about AWS, Openstack, Docker.
Expert on the design, operation and maintenance of high voltage electrical equipment including but not limited to inverters, transformers, I/O racks, telecommunications, and controllers.
Solution-orientated mindset
Good communication skills
Fluency in English
German / other language skills beneficial