Network Manager OT BESS - Renewable Energy

Client Server Limited; Greater London; Hybrid; GBP 90.000 - 110.000; Vollzeit

Benefits dieser Stelle

Bonus

Pension

Hybrid work

Zusammenfassung

Client Server Limited is seeking a Network Manager for OT BESS and renewable energy operations in London, with Hybrid work options. You will own OT network services across multiple sites, ensuring secure connectivity and resilience while coordinating with external providers and internal teams.

You will lead on network segmentation, boundary protection and regulatory compliance, applying IEC 62443 principles and supporting audit readiness in a safety-critical environment.

Qualifikationen

• Experience in network engineering OT networking in live operational environment.
• Strong knowledge of switches, routers, firewalls, VPNs and secure remote access.
• Experience with OT environments, network segmentation and industrial cyber security.
• Experience managing third-party providers, service performance and change management.
• Good knowledge of IEC 62443 and understanding of NIS/NIS2-style cyber security and resilience requirements.
• Strong troubleshooting, documentation and stakeholder management skills.

Aufgaben

• Own OT network availability, resilience and secure operations across power generation sites and the control centre.
• Manage network infrastructure, including switches, routers, firewalls, routing, VPNs and secure remote access.
• Lead OT / IT network segmentation and boundary protection, applying industrial security principles aligned with IEC 62443.
• Manage third-party network and connectivity providers, overseeing service performance, incidents, escalations and changes.
• Support security monitoring, logging, incident response and remediation with internal teams and external security providers.
• Ensure network controls support applicable NIS obligations, risk management, supply-chain assurance and audit readiness.
• Maintain network standards, configurations, diagrams, asset records and recovery documentation.
• Visiting operational sites as required for deployments, investigations, audits and stakeholder engagement.

Kenntnisse

OT networking

Network security

Troubleshooting

Stakeholder management

Documentation

Collaboration

Jobbeschreibung

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