Global Cyber Security OT Technical Authority (TA1)

Job Title: Global Cyber Security OT Technical Authority (TA1)

Location: Port sunlight office

We are currently seeking a Global Cyber Security OT Technical Authority (TA1) to join our innovative and forward-thinking Global Business Operations Cyber Security team. This high-impact role supports the Supply Chain in delivering maximum resilience by securing our automation estate and advancing cyber security across Unilever’s global manufacturing, R&D, and warehousing operations.

Unilever has a clear strategy to secure automation across its global manufacturing sites. Following the successful deployment of core cyber security controls, we are now entering the next phase—embedding and evolving our OT security posture and culture. As the Technical Authority Lead, you will guide and support the wider TA structure across the regional cluster teams and report directly to the Director of OT & IoT Security Engineering (TA0).

JOB PURPOSE 

As a key member of the Cyber Security Engagement & Engineering team, you will be responsible for OT cyber security across sites including automation and control systems, safety systems, engineering IT assets, and both IT and engineering networks within factories, R&D, and some warehousing locations.

You will lead the ongoing cyber security operational programs, maintain OT security and support sites with a range of digital factory and Industry 4.0 initiatives. These projects span safety, quality, cost efficiency, capacity, innovation, and infrastructure—primarily within Automation & Control (A&C) for batch, continuous, and packaging systems.

Collaboration & Impact

In this global role, you will act as a specialist security authority in industrial control and OT environments, providing strategic guidance and technical expertise across all regions. You’ll collaborate closely with IT, Information Security Leads, regional Technical Authorities, and engineers across electrical, mechanical, operations, safety, and quality assurance functions.

Your leadership will ensure the successful delivery of OT security strategy of improved resilience and support sites with their projects to improve productivity

RESPONSIBILITIES 

Managing and leading delivery and maintenance of OT security strategy across a global factory, R&D and Warehouse.  Responsibilities and activities include:

• Relationship building with ISL’s, senior management stakeholders and SLT.
• Presentations to senior management stakeholders and SLT.
• Proactive management and delivery of OT security programme and projects to ensure the following are carried out:
  • Design and approach of solutions and services meet requirements.
  • Scoping and production of deliverables.
  • Project and financial management.
  • Review of team deliverables for quality and risk purposes.
  • Liaising with stakeholders on delivery and implementation issues.
  • Identifying cyber improvement opportunities.
• Developing relationships with colleagues in other areas of the business.
• Monitor and uphold high quality of service.
• Communicates with impact, in a way that is open, honest, consistent and clear.
• Work to deliver an agreed portfolio of projects under the leadership of the relevant Supply Chain and /or Information Security Leads
• Ensure professional project execution with strong stakeholder engagement along with a high level of communication to multiple levels of the organization.
• Support management to check feasibility of capex projects working collaboratively with Quality, Safety, Manufacturing, Marketing, R+D and plant personnel to clarify the brief, understand work scope, estimate costs and create viable timelines.
• Work with internal Information Security, IT, Engineering teams and 3rd parties to develop feasibility studies, project plans, impact analysis etc., to meet the business objectives within identified constraints.
• Participate and contribute to factory OT governance activities.
• Develop Project Execution Plan and schedules.
• Execute projects ensuring adherence to schedule, budget. Manage security solution deployments and improvements, contractors, and OEM’s ensuring Unilever Security and Safety Standards are applied.
• Assist factory with non-capital improvements identifying enhancements in ways of working to improve line or infrastructure efficiencies.
• Assist with the complex control related cyber troubleshooting
• Work with multiple stakeholders to