OT Infrastructure Architect: Secure Industrial IT

Cognizant; Montpelier (VT); On-site; USD 110,000 - 165,000; Full time

Benefits offered by this job

Medical/Dental/Vision/Life Insurance

Paid holidays plus PTO

401(k) plan and contribution

Long-term/Short-term Disability

Paid Parental Leave

Employee Stock Purchase Plan

Job summary

Cognizant invites applications for an OT Infrastructure Solution Architect in Montpelier, VT. The role requires 16+ years of experience and focuses on validating OT infrastructure architecture, collaborating with architectural and security teams, and guiding secure IT/OT integration aligned with Purdue Model principles.

You will review designs, manage migrations, and act as a design authority, ensuring scalable, secure infrastructure while meeting program timelines.

Qualifications

• Experience with Windows/Linux, DNS, DHCP, NTP, DFS.
• Knowledge of OT platforms and industrial networks.
• Understanding of security tooling and enterprise services.

Responsibilities

• Understand and validate the overall OT infrastructure architecture and technology stack.
• Collaborate with client technical architects, program stakeholders, site teams, security teams, and infrastructure SMEs to capture requirements.
• Assess current-state site environments and identify architecture dependencies, constraints, integration requirements, and migration considerations.
• Validate target-state OT infrastructure architecture across network, identity, access management, endpoint management, security tooling, and operational support components.
• Define, review, and validate network segmentation strategy aligned with Purdue Model principles.
• Provide architecture guidance for secure IT/OT integration with approved standards.
• Validate integration architecture for core infrastructure components (AD, PAM, PKI, endpoint protection, ePO, SCCM).
• Review engineering designs, high/low-level designs, implementation plans, and migration approaches for consistency.
• Act as technical design authority for architecture queries, decisions, and deviations.
• Identify risks, gaps, security concerns, dependencies, and blockers and drive resolution.
• Support governance forums, design reviews, and technical decision reviews with documented outcomes.
• Ensure deliverables are scalable, secure, and aligned with standards and timelines.

Skills

OS & core services

Storage & backup

OT Platforms

Industrial network & security

Tools

Active Directory

Privileged Access Management

Public Key Infrastructure

endpoint protection

ePO

SCCM

Job description

Cognizant invites applications for an OT Infrastructure Solution Architect in Montpelier, VT. The role requires 16+ years of experience and focuses on validating OT infrastructure architecture, collaborating with architectural and security teams, and guiding secure IT/OT integration aligned with Purdue Model principles.

You will review designs, manage migrations, and act as a design authority, ensuring scalable, secure infrastructure while meeting program timelines.