Senior IT/OT Infrastructure Engineer - Manufacturing Digitalization

NTT DATA, Inc.; Cincinnati (OH); On-site; USD 90,000 - 120,000; Full time

Job summary

NTT DATA, Inc. in Cincinnati seeks a Senior IT/OT Infrastructure Engineer to support manufacturing digitalization, equipment connectivity and secure network upgrades in a regulated environment.

You will collaborate across Networking, Cybersecurity, IAM, Windows/Server, VMware, Storage/Backup and external vendors to onboard MERA networks and manage VxRail workloads. Strong troubleshooting across host, VM, network, storage and application layers with a focus on data integrity and GMP/GxP

Qualifications

• Experience in IT/OT infrastructure within manufacturing or laboratory environments.

Responsibilities

• Manufacturing Equipment Digitalization & Connectivity: connect and digitalize equipment, define connectivity requirements, support MERA onboarding, coordinate across teams, ensure secure and scalable connectivity.
• IT/OT Infrastructure Support: provide IT infrastructure support for manufacturing/lab projects, manage VxRail workloads, troubleshoot across servers, VMware, network, storage, and security layers.
• IT/OT Troubleshooting & Root Cause Analysis: own end-to-end troubleshooting, apply structured methods, collect evidence, escalate with context, prepare RCA documents.
• Network, Firewall & Security Coordination: troubleshoot connectivity issues, apply knowledge of VLANs, DNS/DHCP, TCP/IP, and security controls.

Job description

Senior IT/OT Infrastructure Engineer – Manufacturing Digitalization

Location: Cincinnati, OH - Resource need to work from client site 5 days per week

NTT DATA's Client is currently seeking a Senior IT/OT Infrastructure Engineer - Manufacturing Digitalization to join their team in Cincinnati, Ohio (US-OH), United States (US).

Position Summary

We are seeking an experienced Senior IT/OT Infrastructure Engineer – Manufacturing Digitalization to support manufacturing equipment digitalization, network connectivity, Data Integrity (DI) upgrades, MERA network onboarding, and VxRail infrastructure within a regulated manufacturing environment.

The role will provide hands‑on IT/OT infrastructure support for critical manufacturing initiatives, including connecting and digitalizing manufacturing equipment, implementing secure and standardized network connectivity, supporting infrastructure upgrades, and coordinating activities across Networking, Cybersecurity, IAM, Windows/Server, VMware/Virtualization, Storage/Backup, End User Computing, and external vendors.

The ideal candidate will have strong experience troubleshooting complex IT/OT infrastructure issues in manufacturing and laboratory environments, along with a solid understanding of GxP/GMP requirements, network infrastructure, firewalls, VMware/VxRail, Windows, Active Directory, backup and recovery, and manufacturing/laboratory systems.

Key Responsibilities

1. Manufacturing Equipment Digitalization & Connectivity

• Support the connection and digitalization of manufacturing equipment across the site.
• Define technical connectivity requirements including ports, protocols, network access, security requirements and performance expectations.
• Support MERA network onboarding and standardized manufacturing network connectivity.
• Coordinate connectivity activities across Networking, Cybersecurity, IAM, Server/Windows, VMware, Storage/Backup, EUC, and vendor teams.
• Ensure manufacturing equipment connectivity is secure, supportable, scalable, and aligned with enterprise standards.
• Work with equipment vendors and internal SMEs to troubleshoot and resolve connectivity issues.

2. IT/OT Infrastructure Support

• Provide IT infrastructure support for critical manufacturing and laboratory projects.
• Support Cincinnati VxRail infrastructure and associated manufacturing workloads.
• Troubleshoot issues across infrastructure layers including:
• Servers and Windows
• VMware/virtualization
• Network connectivity
• Storage
• Backup and recovery
• Active Directory and access
• Firewalls and security
• Manufacturing and laboratory applications
• Diagnose issues spanning host, VM, network, storage, application, authentication and authorization layers.
• Coordinate infrastructure changes and remediation activities with enterprise/shared-service teams.

3. IT/OT Troubleshooting & Root Cause Analysis

• Own end-to-end troubleshooting of complex IT/OT incidents affecting manufacturing and laboratory operations.
• Apply structured troubleshooting methodologies to isolate root causes and identify permanent corrective actions.
• Collect technical evidence locally when operating within limited-access or shared-services environments.
• Escalate issues to the appropriate resolver groups with sufficient technical evidence and business context.
• Track escalated issues through resolution and ensure proper closure.
• Prepare clear Root Cause Analysis (RCA) documentation for significant or recurring incidents.
• Identify recurring issues and recommend permanent fixes and infrastructure improvements.

4. Network, Firewall & Security Coordination

• Troubleshoot manufacturing and laboratory network connectivity issues.
• Apply practical knowledge of:
• Switching and routing concepts
• VLANs
• DNS/DHCP
• TCP/IP connectivity