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 (c20%)
• Pension
• Impactful role with excellent progression

Apply now to find out more about this Network Manager (OT BESS SCADA Modbus) opportunity.