Cyber Security Analyst, Vulnerability Management – OT

Sheraton Heathrow Hotel

Cyber Security Analyst responsible for identifying and managing security vulnerabilities in the organisation’s OT systems. Ensuring strong security posture by proactive risk management in alignment with regulatory requirements.

Posted 4/16/2026full-time🇬🇧 United KingdomMid-LevelSeniorWebsite

About the role

Key responsibilities & impact

Identify OT assets on the estate using the OT NEMS tooling. Review and initiate asset data exchanges and updates between the OT NEMS tool & the OT asset database.
Identify potential vulnerabilities in OT systems using the OT NEMS tooling, reviewing its outputs for dissemination and assess the risks of potential threats, in collaboration with OT Operations colleagues.
Track measures to manage and mitigate vulnerabilities in OT systems, chairing forums.
Continuously monitor OT systems for any signs of security breaches or anomalies, using the organisation’s OT NEMS tooling.
Follow and manage incident response plans to address security breaches promptly. Review, triage & investigate OT network anomaly alerts, Conduct regular periodic reviews of alerts (false positives, low, medium and high severity).
Support Compliance teams in providing evidence of the organisation’s current regulatory compliance positions on regulated and critical systems.
Maintain OT NEMS tool updates and key metrics reporting for key stakeholders.

Requirements

What you’ll need

Good knowledge of vulnerability scanning tools (e.g., Tenable, Defender, Qualys, Rapid7).
Solid understanding of CVSS scoring, threat modelling, and risk prioritisation.
Ability to interpret technical findings and communicate them to stakeholders.
Knowledge of patch management processes and tools.
Analytical, organisational, and communication skills.

Benefits

Comp & perks

Good knowledge of vulnerability scanning tools (e.g., Tenable, Defender, Qualys, Rapid7).
Solid understanding of CVSS scoring, threat modelling, and risk prioritisation.
Ability to interpret technical findings and communicate them to stakeholders.
Knowledge of patch management processes and tools.
Analytical, organisational, and communication skills.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

vulnerability scanningCVSS scoringthreat modellingrisk prioritisationpatch management

Soft Skills

analytical skillsorganisational skillscommunication skills