Network Manager OT BESS - Renewable Energy

Network Manager (OT BESS SCADA Modbus) London / WFH to £100k Are you an experienced Network Engineer with a strong understanding of operational technology (OT) and network security? You could be progressing your career at a rapidly scaling renewable energy business at the forefront of the transition to a more flexible, technology enabled energy system. With a growing portfolio of wind and solar assets across the UK, the business is expanding into energy trading and investing heavily in technology, automation and AI.

As a Network Manager you will take ownership of OT network services across power generation sites and a central control centre, ensuring critical infrastructure remains connected, secure and resilient. You'll lead on network infrastructure, manage external service providers and help strengthen network security and regulatory compliance in a safety critical operational environment.

Key responsibilities include:

Owning OT network availability, resilience and secure operations across power generation sites and the control centre Managing network infrastructure, including switches, routers, firewalls, routing, VPNs and secure remote access Leading OT / IT network segmentation and boundary protection, applying industrial security principles aligned with IEC 62443 Managing third-party network and connectivity providers, overseeing service performance, incidents, escalations and changes Supporting security monitoring, logging, incident response and remediation with internal teams and external security providers Ensuring network controls support applicable NIS obligations, risk management, supply-chain assurance and audit readiness Maintaining network standards, configurations, diagrams, asset records and recovery documentation Visiting operational sites as required for deployments, investigations, audits and stakeholder engagement Location / WFH:
You'll be based in the London office 3-4 days a week or visiting sites, with some flexibility to work from home.

About you:

You have experience in network engineering, OT networking or infrastructure within a live operational environment - within utilities You have a strong knowledge of network and firewall configuration, routing, switching, VPNs and secure remote access You have experience with OT environments, network segmentation and industrial cyber security You have experience managing third-party providers, service performance, incidents and change management You have a good knowledge of IEC 62443 and an understanding of NIS/NIS2-style cyber security and resilience requirements You have strong troubleshooting, documentation and stakeholder management skills You're collaborative and pragmatic with great communication and stakeholder management skills What's in it for you:
Salary to £100k Bonus (c 20%) Pension Impactful role with excellent progression Apply now to find out more about this Network Manager (OT BESS SCADA Modbus) opportunity.