OT Cyber Security Senior Manager

Salary: £50,000 - 75,000 per year

Requirements:

• We are looking for someone with 10+ years of experience in OT/ICS cybersecurity or critical infrastructure security.
• We need a proven track record of leading complex security programmes in regulated industrial environments.
• We require deep understanding of Industrial Control Systems, including SCADA, DCS, PLC, and IIoT, and their security challenges.
• We require strong familiarity with OT security regulations and frameworks, including NIS, NIS2, CAF, and CRA.
• We need experience working with both technical teams and executive stakeholders.
• We require excellent communication skills and the ability to translate complex technical risks into business impact.
• We require willingness to travel across the UK as projects require.
• We value professional certifications such as GICSP, IEC 62443, CISSP, and GRID.
• We value experience across sectors such as Energy, Utilities, Manufacturing, Aerospace, Defence, or Critical National Infrastructure.
• We value knowledge of security standards including NERC-CIP, IEC 62443, and ISA/IEC 62443.
• We value a background in both advisory and hands-on technical implementation.

Responsibilities:

• We lead end-to-end delivery of OT security projects in regulated environments, managing timelines, budgets, and security standards.
• We act as the primary point of contact for client stakeholders, building trust-based relationships and ensuring seamless execution.
• We conduct cybersecurity strategy assessments, readiness evaluations, and discovery workshops using industry frameworks and compliance mandates.
• We identify and articulate risks at project, business, and technical levels, and deliver proportionate, cost-effective mitigation strategies.
• We perform detailed analysis of Industrial Control Systems architecture, including SCADA, DCS, and IIoT, to identify vulnerabilities and recommend improvements.
• We design and implement robust cybersecurity solutions tailored to ICS environments.
• We develop ICS security control frameworks incorporating industry best practices and international standards such as NIST, ISO 27001, and IEC 62443.
• We create threat and risk assessments, security policies, procedures, assurance management plans, and compliance evidence.
• We mentor our team members through line and matrix management, providing guidance, knowledge sharing, and skill-building opportunities.
• We drive business development by identifying opportunities within existing accounts and building new client relationships.
• We contribute to our thought leadership in OT security through publications, presentations, and client engagements.

Technologies:

• Support
• Matrix
• Network
• PLC
• Security
• AI
• Cloud

More:

We are Accenture, a leading global professional services company helping organizations build their digital core, optimize operations, accelerate revenue growth, and enhance citizen services. Our Operational Technology Security practice protects critical infrastructure and industrial environments from cyber threats across sectors including Energy, Utilities, Chemicals, Natural Resources, Manufacturing, Aerospace, and Defence. This is a senior role within our growing OT cyber security practice, reporting to the Head of OT Cyber Security and operating UK-wide with hybrid working, typically 2-3 days per month in our London office plus client site visits as needed. We offer the chance to work on prestigious critical national infrastructure, advanced manufacturing, and defence projects, access to our global network of security experts, continuous learning, career progression, an inclusive culture, up to 30 days vacation per year, private medical insurance, and 3 extra days of leave per year for charitable work of your choice. The role requires flexibility and mobility to support client and partner delivery, and employment is subject to satisfactory BPSS and SC security clearance.

last updated 34 week of 2026