Senior Manager, OT Security Architect - Cyber Technology Consulting

Kroll is seeking a Senior Manager, OT Security Architect to support and grow its Operational Technology Security business from India. This role will serve as a senior technical and delivery leader for OT Security engagements, providing offshore architecture, advisory, implementation, and delivery support for projects across EMEA and North America.

The role will be responsible for assessing OT security risks, designing secure OT architectures, supporting implementation of security controls, and helping clients improve the resilience of their industrial control systems and critical operations. This position will also work closely with Kroll’s regional delivery teams, offensive security, MDR, DFIR, and cyber advisory teams, as well as Kroll’s technology partners and OT security vendors, to ensure high-quality delivery of OT Security services and solutions.

Day-to-Day Responsibilities:

• Lead and support OT Security assessments, maturity reviews, architecture reviews, and remediation planning for client environments.
• Develop practical OT security roadmaps, reference architectures, and implementation plans aligned to client risk, operational, and business requirements.
• Design secure OT network architectures, including segmentation, industrial DMZs, remote access controls, and secure IT/OT connectivity.
• Support deployment, configuration, and integration of OT security monitoring tools, including Nozomi Networks or Claroty, with SIEM, SOC, or MDR platforms.
• Prepare clear technical reports, executive summaries, architecture diagrams, and client recommendations.
• Work with Kroll teams across EMEA, North America, and India to provide offshore delivery support for OT Security projects.
• Coordinate with Kroll delivery teams, offensive security, MDR, DFIR, and cyber advisory practices to support integrated OT security engagements.
• Collaborate with OT security technology partners and vendors during solution design, Proofs of Concept, tool implementation, and client delivery.
• Mentor junior team members and contribute to the development of OT Security methods, templates, and delivery accelerators.

Essential Traits:

• Bachelor’s degree in Cybersecurity, Information Technology, Engineering, or a related field.
• Advanced degrees or certifications (e.g., CISSP, CISM, GICSP) are preferred.
• OT Security focused certifications preferred (GICSP, GRID, ISA/IEC 62443 Series etc)
• Minimum of 7 years of experience in cybersecurity.
• Deep understanding of OT Security standards such as ISA/IEC 62443, NIST 800-82, etc.
• Proficiency using OT-specific security tools and frameworks such as Nozomi Networks, Tenable, Armis etc for threat detection and response in Industrial Control Systems (ICS)
• Deep knowledge of ICS systems, including their architectures, communication protocols (e.g., Modbus, DNP3, OPC), and security challenges
• Required hands-on experience with at least one major OT security monitoring platform, preferably Nozomi Networks or Claroty
• Experience with security technologies relevant to enterprise and OT environments.
• Proficiency in network security, threat analysis, and risk assessment.
• Strong analytical and problem-solving abilities.
• Excellent communication and interpersonal skills.
• Ability to work independently and collaboratively with cross-functional teams.

Prerequisites:   

• Practical, delivery-focused approach to OT Security. 
• Ability to balance security recommendations with operational realities in industrial environments. 
• Strong ownership of delivery activities supporting EMEA and North America teams. 
• Comfortable working across time zones with clients, internal stakeholders, and technology partners. 
• Clear communication style with the ability to explain technical risks to both engineering and executive audiences.
• Strong documentation, analytical, and problem-solving skills.

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