Senior OT Network Engineer

Role Summary The Senior OT Network Engineer is part of the Network team and is responsible for implementing, supporting, and maintaining network infrastructure for manufacturing and

Operational Technology (OT) environments.

This role focuses on advanced execution, operational support, and technical leadership,

ensuring secure, reliable connectivity for production systems. The position works closely with cybersecurity and Active Directory teams to support a segmented, identity-driven architecture (Tier 0 / Tier 1 / Tier 2) aligned with Zero Trust principles.

Key Responsibilities

Network Operations & Support

 Implement and support network infrastructure for OT and manufacturing environments

 Maintain high availability and reliability for production-critical systems

 Troubleshoot and resolve complex network issues impacting plant operations

(connectivity, latency, performance)

 Partner or coordinate production incident response and restoration activities

 Act as an escalation point for network-related issues within OT environments

Required

 7+ years of network engineering or infrastructure support experience

 Strong hands-on experience with routing, switching, and advanced network troubleshooting in enterprise environments





 Proven experience implementing and supporting network segmentation and firewall rule configurations across multiple environments or sites

 Experience troubleshooting and resolving issues in production or business-

critical environments

 Experience supporting OT or manufacturing environments

 Familiarity with segmented Active Directory environments and Tiered security models

 Understanding of authentication services (DNS, Kerberos, LDAP, certificates)

Preferred

 Experience working with Aruba and Cisco network hardware

 Exposure to NAC (e.g., ClearPass, ISE) or identity-based network controls

Key Skills

 Advanced troubleshooting in high-availability, production-critical environments

 Ability to lead technical resolution efforts without formal design ownership

 Solid collaboration across Network, AD, Security, and Manufacturing teams

 Ability to operate effectively in complex, multi-site environments

 Clear communication during incidents and cross-team coordination

Key Job Details

Primary Location

Hyderabad, Andhra Pradesh, India

Job Type

Experienced

Required Experience

7

Skill

AIMS-IMS-NWAdmin.

Travel

No

Date Posted

23/07/2026

📌 OT Network Engineer (Hyderabad)
🏢 Virtusa
📍 Hyderabad