OT Senior Cyber Security Analyst

Akasa Air; Reading; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading company is seeking an experienced OT Senior Cyber Security Analyst to join their high-impact team in Reading, UK. The role focuses on protecting critical national infrastructure by investigating security alerts, leading incident responses, and ensuring compliance with regulations. Ideal candidates will have strong expertise in Microsoft Sentinel and Claroty, along with a solid background in OT security, including ICS/SCADA environments.

Qualifications

• 3+ years in Cyber Security within enterprise and OT environments.
• Strong knowledge of ICS, SCADA, and critical infrastructure security.

Responsibilities

• Investigate & respond to OT/IT security alerts using Sentinel.
• Lead incident response, root cause analysis, and threat hunting.
• Ensure compliance with GDPR, NIS, and ISO 27001.

Skills

Microsoft Sentinel

Claroty

OT security

ICS/SCADA

Incident response

Threat hunting

Communication

Tools

SOAR

PAM

EDR/XDR

KQL

Job description

2 days ago Be among the first 25 applicants

Job Title: OT Senior Cyber Security Analyst

Location: Reading, UK (1–2 days onsite/week)

Duration: Long-term

Join a high-impact team focused on protecting critical national infrastructure (CNI).

We're seeking an experienced OT SOC Analyst with strong expertise in Microsoft Sentinel and Claroty, and a solid background in OT security, including ICS/SCADA environments.

• Investigate & respond to OT/IT security alerts using Sentinel and other tools (e.g., SOAR, PAM, EDR/XDR).

• Use Claroty to monitor OT networks and identify vulnerabilities without disrupting operations.

• Lead and support incident response, root cause analysis, and threat hunting.

• Collaborate with OT, IT, and business teams to contextualize threats and reduce risk.

• Maintain and continuously improve SecOps processes, metrics, and documentation.

• Ensure compliance with GDPR, NIS, and ISO 27001.

• 3+ years in Cyber Security within enterprise and OT environments.

• Strong knowledge of ICS, SCADA, and critical infrastructure security.

• Hands-on experience with Microsoft Sentinel, KQL, MFA, and PAM tools.

• Proven ability to triage and remediate cyber risks in real-time.

• Excellent communication skills for non-technical stakeholders.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Contract

Job function

• Job function

  Information Technology

• Industries

  Airlines and Aviation

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