Security Architect

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Role: Lead Security Architect (OT) network

Job Type: Permanent

Mode of Working: (Hybrid-3 days WFO)

Are you ready to leverage your skills in security architecture?

Join us as a Lead Security Architect (OT) network!

Careers at TCS:
It means more

TCS is a purpose-led transformation company, built on belief. We do not just help businesses to transform through technology. We support them in making a meaningful difference to the people and communities they serve - our clients include some of the biggest brands in the UK and worldwide. For you, it means more to make an impact that matters, through challenging projects which demand ambitious innovation and thought leadership.

• Build strong relationships with a diverse range of stakeholders.
• Gain access to endless learning opportunities.
• Work closely with the range of teams within the business to bring products to life.

The Role:

As a Lead Security Architect (OT) network, you will define and implement the Security Architecture strategy for Networks, working closely with the Networks team and the wider IT team and Business stakeholders. Your will be an expert in Network Security Architecture, with particular emphasis on assessing threat landscapes, performing risk and impact assessment, defining security network zones, and applying security tools and controls and manage any residual risk.

This will be done both at a programme and individual project level.

Your responsibilities:

• Assist in the creation and execution of the global information security architecture roadmap for the Company using a pragmatic “hands on” approach.
• Work with other Security Architects across IT, and Business Function Architects to deliver secure networks across the client’s estate.
• Define high-level target network security architecture offering the best solution for risk mitigation, performance, economics and customer experience.
• Formalise Secure Network segmentation and Zoning architectures to support Zero Trust security models.
• Provide quality security design patterns or blueprints to contribute to the client’s Architecture framework.
• Develop baseline security standards for defined Zones incorporating information security principles and requirements that govern how to adequately protect access between network zones.
• Develop Security policy and governance for Policy as a service for future Software Defined Networks.
• Work closely with the Networks team to embed security into existing networks.
• Work with the Network Architects on next gen designs for both the corporate and OT networks.
• Advice the Networks Team on decommissioning sequence and methods.
• Provide local SME support for security policies, standards and procedures relating to Networks.
• Advise the Networks Team on relevant service models and support.
• Support risk and audit items as appropriate.
• Drive liaison with the wider IT Architecture community to ensure that information security principles are progressively embedded in day-to-day networking operations.
• Develop service model architectures ensuring service input and outputs are recorded, gaps become known.
• Recommend process and governance improvements.
• Promote and support the embedding of security best practice in network architecture development processes to improve standardization.
• Track developments, changes and threat environments in the digital business to ensure they are adequately addressed in security strategy plans and architecture artifacts.
• Monitor trends in information security and incorporate them into Security Architecture Strategy.
• Work closely with external vendors to bring new ideas and technologies into the business.
• Provide guidance on architecture security requirements in product selections and RFP.
• Liaise with the Procurement team to conduct security assessments of existing and prospective vendors, especially those with which the organization shares…