Haystack
← Back to Jobs
Temporary/Casual
Technology

Cyber Security Analyst - Operational Technology

LorienMiddlesex🇬🇧United KingdomPosted 4 Aug 2026

Quick Overview

Work Type
On Site
Schedule
Temporary/Casual
Level
Mid Senior

Job Description

Cyber Security Analyst - Operational Technology

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

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

The Role

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.

Key Responsibilities

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

Experience Required

  • Experience in OT/ICS/SCADA cyber security
  • Background in vulnerability management and risk assessment
  • Familiarity with tools such as Tenable OT, Nozomi, Claroty, or similar
  • Understanding of OT architectures and security frameworks (eg, IEC 62443, NIST)
  • Ability to communicate technical findings to a range of stakeholders

Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy.

Similar jobs