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Posted 05 August, 2026

Cyber Security Analyst - Operational Technology

Lorien
London, ENG, GB Full Time

Job Description

Cyber Security Analyst - Operational Technology

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Hybrid (3 days onsite) Hounslow £400 per day (Inside IR35 via umbrella) 6-month contract

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We're looking for a Cyber Security Analyst specialising in Operational Technology Vulnerability Management to join a high-profile, regulated environment supporting critical infrastructure.

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The Role

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You'll play a key role in identifying, assessing, and mitigating vulnerabilities across Operational Technology (OT) environments, helping to maintain a strong cyber security posture across complex estates.

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Key Responsibilities

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  • Identify and assess vulnerabilities across OT systems
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  • Support vulnerability remediation and risk prioritisation
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  • Monitor OT environments and investigate security alerts
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  • Contribute to vulnerability management strategy aligned to industry standards
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  • Collaborate with IT, OT, and security teams
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  • Produce clear reporting and insights for stakeholders
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Experience Required

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  • Experience in OT / ICS / SCADA cyber security
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  • Background in vulnerability management and risk assessment
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  • Familiarity with tools such as Tenable OT, Nozomi, Claroty, or similar
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  • Understanding of OT architectures and security frameworks (e.g., IEC 62443, NIST)
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  • Ability to communicate technical findings to a range of stakeholders
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Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy.