Senior Cyber Security Engineer – Thames Water
Role Overview
This hands‑on engineering role focuses on delivering Thames Water’s cyber strategy across IT and OT environments. You will design, implement and maintain security capabilities that enable early threat detection, rapid response and sustained cyber risk reduction. You must obtain Counter Terrorist Check (CTC) clearance.
Responsibilities
- Collaborate with stakeholders to design, implement and maintain security controls that are effective, measurable and sustainable.
- Implement and maintain detection and response capabilities through SIEM integration, improving time‑to‑detect and time‑to‑remediate.
- Participate in a 24x7 on‑call support rota, responding to SIEM health alerts and restoring log ingestion.
- Manage use cases, perform data enrichment and define automated containment workflows.
- Develop and manage operational procedures, reporting methodology and risk reporting frameworks.
- Oversee security technology platforms (SIEM, SOAR, EDR, email security).
- Monitor control performance, coordinate remediation and automate operation procedures.
- Align control design with industry standards, regulations and best practices (e.g. NIS, ISO27001, GDPR).
- Support audits, reviews and assessments of security controls.
- Proactively advise on technology, best practices, and delivery models.
Qualifications
- Experience in Security Engineering, focusing on detection & response engineering in an enterprise environment.
- Strong understanding of IT and OT systems and infrastructure.
- Experience identifying and remediating cyber risks in evolving digital environments.
- Familiarity with SIEM, EDR, email security and identity and access management technologies.
- Familiarity with operating systems and security considerations across SaaS, IaaS, end‑user computing and server estate.
- Sound knowledge of cloud and network security technologies.
- Strong analytical, planning and organisational skills.
- Excellent communication of technical issues to non‑technical stakeholders.
- Degree in Cyber Security, Computer Science, Information Technology, Engineering or a related field.
- Industry certifications such as CISSP, CCSP, CompTIA Security+ or SC‑200.
- Must obtain Counter Terrorist Check clearance.
What’s in it for you?
- Salary: competitive up to £78,000 per annum.
- Annual leave: 26 days per year, increasing to 30 days with length of service, plus bank holidays.
- Generous pension scheme through AON.
- Access to a range of health, wellbeing and financial benefits.
Location & Working Pattern
Base location – Hybrid – Clearwater Court, Reading.
Working pattern – 36 hours Monday to Friday.
Equal Opportunities
We welcome applications from everyone.
Disclaimer
Due to the high volume of applications we receive, we may close the advert earlier than the advertised date, so we encourage you to apply as soon as possible to avoid disappointment.
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