Senior OT Infrastructure Architect: Secure IT/OT

Cognizant; Atlanta (GA); On-site; USD 110,000 - 165,000; Full time

Benefits offered by this job

Medical/Dental/Vision/Life Insurance

Paid holidays

401(k) plan

Long-term/Short-term Disability

Paid Parental Leave

Employee Stock Purchase Plan

Job summary

Cognizant is seeking an OT Infrastructure Solution Architect in Atlanta, GA. The role requires 16+ years of experience and focuses on validating OT infrastructure architecture, collaborating with stakeholders, and guiding secure IT/OT integration.

The position emphasizes architecture governance and risk management within a complex Purdue Model-aligned environment. The candidate will review designs, provide technical leadership, and address dependencies while ensuring scalability, security, and

Qualifications

• 16+ years of experience in OT or related infrastructure roles.
• Experience with Windows/Linux, DNS, DHCP, NTP, DFS is preferred.
• Strong understanding of OT environments and security requirements.

Responsibilities

• Understand and validate the OT infrastructure architecture and technology stack.
• Collaborate with client architects, program stakeholders, site teams, security teams, and SMEs to capture requirements.
• Assess current-state environments and identify dependencies, constraints, integration needs, and migration considerations.
• Validate target-state OT architecture across network, identity, access management, endpoint management, and security tooling.
• Define network segmentation aligned with Purdue Model principles across IT and OT domains.
• Provide guidance for secure IT/OT integration and compliant operational standards.
• Review designs, build documents, and migration approaches for architectural consistency.
• Act as a design authority for architecture decisions and deviations.
• Identify risks, gaps, and blockers and drive timely resolution.
• Support governance forums and architecture walkthroughs with clear recommendations.

Skills

OS & core services

Storage & backup

OT Platforms

Industrial Network & Security

Job description

Cognizant is seeking an OT Infrastructure Solution Architect in Atlanta, GA. The role requires 16+ years of experience and focuses on validating OT infrastructure architecture, collaborating with stakeholders, and guiding secure IT/OT integration.

The position emphasizes architecture governance and risk management within a complex Purdue Model-aligned environment. The candidate will review designs, provide technical leadership, and address dependencies while ensuring scalability, security, and