Role summary
The Cyber Security Architect is responsible for designing, governing, and continuously improving the organisation’s security architecture across on?prem, cloud, network, applications, data, and identities. The role translates business and regulatory requirements into secure, practical technical designs and guides their implementation in line with frameworks such as ISO 27001, NIST, CIS, and Zero Trust principles.
Key responsibilities
- Security strategy and architecture design
- Define and maintain the enterprise security architecture, security principles, reference patterns, and roadmaps covering network, infrastructure, cloud, applications, data, and endpoints.
- Align security architecture with business strategy, risk appetite, and compliance obligations (ISO 27001, SOC 2, sectoral regulations, data protection laws).
- Solution and project design assurance
- Work with solution/enterprise architects to review and approve designs for current systems, integrations, and cloud services, ensuring security by design and Zero Trust principles.




- Define security requirements for infrastructure components (networks, firewalls, WAF, VPN, IAM, EDR, SIEM, DLP, key management) and ensure they are implemented consistently.
- Risk assessment and threat modelling
- Conduct or oversee threat modelling and security risk assessments for critical systems and changes, using frameworks such as STRIDE, NIST CSF, CIS Controls.
- Recommend layered controls and compensating measures to reduce risk to acceptable levels and document residual risks for decision?makers.
- Security standards, policies, and patterns
- Develop and maintain security policies, standards, baselines, and configuration hardening guides for operating systems, databases, network devices, cloud resources, and application
- Create reusable reference architectures and design patterns (e.g., secure DMZ, remote access, B2B APIs, privileged access, multi?cloud landing zones).
- Security technology roadmap and tooling

📌 CoE Solution Architect (Navi Mumbai)
🏢 3i Infotech
📍 Navi Mumbai