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    Job · 21311245

    BENGALURU · FULLTIME

    Senior AI Infrastructure Security Consultant

    Ernst Young

    Ernst Young

    Bengaluru · onsite · Posted 4d ago

    Sourced fromNaukri
    Undisclosed3–7 yrsfulltimeBengaluru

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    Section · 01

    About this role

    Job Summary
    AI - IT/OT Network & Infrastructure Security Senior
    Role summary: We are looking for an AI - IT/OT Network & Infrastructure Security Senior professional with solution mindset and hands on security engineering expertise in network security / Infrastructure security concepts, risk and controls concepts, architecture design, transformations that sit at the intersection of enterprise platforms, cybersecurity controls, and AI tools. This role is for a Senior professional who should have practical experience in network security engineering, detection engineering, and OT cyber risk reduction, with growing exposure to AI-assisted security operations, prompt engineering, AI-driven anomaly detection, and device behavior analytics.
    This role is part of the Cyber Frontier & AI capability focused on enabling scalable, AI-first cyber defense across enterprise and industrial environments.
    Key Responsibilities
    • Understands design and implementation of network and infrastructure security strategies across enterprise, cloud, and OT environments.
    • Drive adoption of Zero Trust, IEC 62443-aligned OT security controls, and advanced segmentation architectures.
    • Possess knowledge about deployment and governance of NGFW, NAC, VPN, ZTNA, SASE, DNS security, CASB, and CSPM solutions.
    • Incident response and security improvement initiatives to enhance cyber resilience across hybrid infrastructure.
    • Possess knowledge & experience on secure remote access, DMZ architecture, PLC security, and cloud network protection.
    • Good understanding on AI-assisted IT/OT security architecture and operations, enabling predictive threat monitoring and automated response within industrial environments.
    • Understands AI-driven anomaly detection models to identify deviations in OT network traffic, process behaviors, and industrial protocols (e.g., Modbus, DNP3, OPC).
    • Build AI-based rule optimization frameworks for IT/OT security controls, improving traffic filtering, segmentation policies, and alert accuracy.
    • Leverage AI for OT network traffic optimization, enabling intelligent routing, congestion minimization, and adaptive policy enforcement.
    • Implement AI-powered device behavior profiling, establishing baselines for PLCs, HMIs, and IoT/IIoT assets to detect unauthorized or abnormal activities.
    • Apply AI in PLC code analysis and review, identifying logic anomalies, misconfigurations, and potential security vulnerabilities in industrial control systems.
    • Utilize AI/ML for network threat detection, including intrusion detection, lateral movement analysis, and zero-day attack identification in IT/OT environments.
    • Design and optimize prompt engineering strategies to effectively leverage GenAI tools for IT/OT security use cases such as incident investigation, log analysis, and threat intelligence enrichment.
    • Enable AI-driven continuous monitoring and predictive risk analytics to enhance IT/OT resilience and reduce operational downtime.
    • Build reusable methods, accelerators, reference architectures, and runbooks that strengthen the firms AI Network & Infrastructure Security offerings and improve repeatability across sectors and accounts.
    • Manage client expectations, delivery scope, solution quality, risks, and technical escalations while coaching teams and enabling long-term client capability through documentation and knowledge transfer.
    Required Qualifications
    • 48 years of experience across AI driven Network & Infrastructure security domain, Security architecture, OT security, Zero Trust Security, or related fields.
    • Experience with OT security tools (Nozomi, Claroty, Armis, Dragos, Cisco Cyber Vision) and OT vulnerability management.
    • Expertise in XDR, Zero Trust, and regulatory frameworks (IEC 62443, CIS). Hands-on with NGFWs (Palo Alto, Cisco, Fortinet, Azure Firewall) and VMware virtualization security.
    • Skilled in SSE/SASE platforms (Netskope, Zscaler, Akamai) and secure access technologies (VPN, ZTNA, DNS security).
    • Strong capability in multi-vendor security integration across IT, OT, and cloud environments.
    • Strong client-facing communication and the ability to operate as a trusted technical advisor to senior stakeholders.
    Ideally, you'll also have
    • Good soft skills i.e. verbal & written communication, technical document writing etc
    • Strong project management, negotiation and interpersonal skills
    • Prior experience working in Advisory or Technology Consulting industry
    • Customer orientation skills
    • Knowledge of Information security standards and compliances (ISO 27001, ISO 27017, NIST 800-53, CIS benchmark etc.)
    • Industry related certification (e.g. CISSP, CISA, CISM, SABSA, PRINCE2, TOGAF)
    • Vendor related certifications (e.g. Zscaler, Nozomi, Netskope, Palo Alto Networks, Cisco & others)
    Why join us
    Join a globally connected cybersecurity practice helping clients protect their network & infra structure security portfolio in an AI-driven world. You will work at the intersection of IT/OT Network , Infrastructure security, and frontier AI helping shape practical, scalable solutions that reduce risk, enable trust, and support secure business transformation. This is consistent with the internal positioning of the network & infrastructure security practice as technology-enabled, consulting-led, and globally delivered.
    Typical work environment
    • Global, cross-functional teams
    • Mix of advisory, architecture, engineering, and delivery
    • Exposure to strategic client programs and market-shaping offerings
    • Opportunity to build reusable assets, accelerators, and modernization patterns consistent with a global delivery model

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    Section · 02

    Skills

    CyberCismCisacisspCSPMCYBER RISKAzure FirewallAnalyticsAnomaly DetectionCustomer OrientationCyber DefenseCapital Marketsakamaicode analysiscloudAI ToolsBusiness TransformationArchitectureCiscoMicrosoft AzureArtificial Intelligence

    Section · Company

    About Ernst & Young

    Ernst Young

    Ernst Young

    Management Consulting

    44k+

    employees

    2002

    24 years old

    Gurgaon / Gurugram, Haryana

    India

    ₹15.3L PA avg

    Avg at Ernst & Young

    About

    At EY, our purpose is Building a better working world. The insights and quality services we provide help build trust and confidence in the capital markets and in economies the world over.

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