Network Manager OT BESS – Renewable Energy (PR/101129) London, England
Salary: GBP90000 – GBP110000 per annum + bonus + benefits
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
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