Senior OT Technical Lead: Networks & Security

Pertemps Thames Water

Reading

Hybrid

GBP 77,000 - 99,000

Full time

7 days ago
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Benefits offered by this job

Car allowance
26 days annual leave
Generous pension

Job summary

Thames Water, the UK’s largest water company, seeks a senior OT Technical Manager to lead performance, security and resilience of our OT estate and digital services. You will guide IT/OT network operations, security, cyber compliance, and identity services across critical assets at Thames Water’s sites.

Based in Reading with a hybrid pattern, you will translate roadmaps into actionable plans, manage key suppliers, and drive continual improvement while ensuring regulatory and architectural

Qualifications

  • Higher education qualification in engineering or equivalent experience.
  • Experience leading OT/IT networking, security and compute across an operational estate.
  • Proven ability to manage internal teams and external partners in a matrix organisation.

Responsibilities

  • Act as senior operational technical authority for Thames Water’s OT estate and digital services.
  • Lead IT/OT network operations, security, cyber compliance and identity services.
  • Ensure OT systems are secure, available, resilient and well-supported across sites.
  • Drive roadmaps, change, risk, and governance to deliver roadmaps effectively.
  • Own operational resilience, disaster recovery and regulatory compliance for the services.

Skills

OT technology estate
IT network operations
enterprise network security
cyber compliance
OT compute
Active Directory
identity services
LAN/WAN networking
stakeholder management

Education

Engineering or related qualification

Tools

Active Directory
Entra ID
Firewalls
VPN
SD-WAN

Job description

Thames Water, the UK’s largest water company, seeks a senior OT Technical Manager to lead performance, security and resilience of our OT estate and digital services. You will guide IT/OT network operations, security, cyber compliance, and identity services across critical assets at Thames Water’s sites.

Based in Reading with a hybrid pattern, you will translate roadmaps into actionable plans, manage key suppliers, and drive continual improvement while ensuring regulatory and architectural

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