Senior IT/OT Infrastructure Engineer - Manufacturing Digitalization

About the Company

Req ID: 394097

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. 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

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

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
    • Firewall rules
    • Ports and protocols
    • Network access requirements
  • Define and communicate appropriate network/firewall change requirements to Networking and Cybersecurity teams.
  • Coordinate implementation and validation of connectivity changes.
  • Ensure network solutions meet enterprise cybersecurity and manufacturing operational requirements.
• 5. Data Integrity & Regulated Environment Support
  • Support Data Integrity (DI) and infrastructure upgrade initiatives within manufacturing and laboratory environments.
  • Work in accordance with applicable GxP/GMP requirements for IT/OT systems.
  • Maintain appropriate documentation discipline and audit readiness.
  • Apply risk-based decision-making when supporting regulated manufacturing systems.
  • Ensure infrastructure changes and incident-resolution activities are appropriately documented.
  • Support compliance and audit activities when required.
• 6. Backup, Storage & Recovery
  • Support and coordinate backup, retention, storage capacity, and recovery readiness for manufacturing, laboratory, and OT workloads.
  • Review and verify backup and infrastructure logs.
  • Coordinate and validate recovery/test-restore activities.
  • Identify backup, capacity, retention, and recovery gaps proactively.
  • Work with Storage/Backup and infrastructure teams to remediate identified risks.
  • Ensure critical manufacturing workloads have appropriate recovery capabilities.
• 7. Windows, Active Directory & Identity Support
  • Apply Windows administration fundamentals when troubleshooting manufacturing and laboratory systems.
  • Support issues involving:
    • Windows servers/workstations
    • Active Directory
    • AD groups
    • User/service accounts
    • Authentication
    • Authorization
    • Access permissions
  • Coordinate IAM and Active Directory changes with enterprise teams.
  • Troubleshoot access issues and determine whether problems originate from identity, application, operating system, network, or security layers.
• 8. Laboratory & Manufacturing Systems Support
  • Support infrastructure and connectivity associated with laboratory and manufacturing technology environments.
  • Work with systems and platforms such as:
    • LIMS
    • CDS
    • Laboratory instruments
    • SCADA
    • HMI
    • Historians
    • Manufacturing equipment
  • Coordinate with application SMEs, manufacturing teams, laboratory teams, infrastructure groups, and vendors to restore services quickly.
  • Understand dependencies between manufacturing equipment, applications, infrastructure, networks, and security services.
• 9. Documentation & Asset Management
  • Maintain clear and accurate technical documentation, including:
    • Incident documentation
    • RCA summaries
    • Connectivity requirements
    • Infrastructure requirements
    • Troubleshooting documentation
    • Technical change requirements
  • Maintain accurate asset and CMDB information for supported systems and infrastructure.
  • Ensure documentation meets operational, compliance, and audit-readiness expectations.
• 10. Stakeholder & Vendor Coordination
  • Coordinate activities across global/shared service teams including:
    • Networking
    • Cybersecurity
    • IAM
    • Server/Windows
    • VMware/Virtualization
    • Storage/Backup
    • End User Computing
    • Manufacturing/Lab application teams
    • External vendors
  • Manage multiple incidents and project activities concurrently.
  • Prioritize activities based on operational impact and business risk.
  • Communicate technical issues clearly to both technical and non-technical stakeholders.
  • Translate technical problems into understandable business impact, operational risk, and remediation requirements.
  • Set appropriate expectations and escalate issues based on business criticality.

Required Skills & Experience

• 8+ years of strong experience supporting IT/OT infrastructure within manufacturing and/or laboratory environments.
• 5+ years of demonstrated ability to own complex end-to-end IT/OT troubleshooting and root cause analysis.
• Experience supporting VxRail infrastructure is highly desirable.
• 5+ years of experience supporting manufacturing equipment digitalization and network connectivity.
• 5+ years of working knowledge of GxP/GMP regulated environments and associated documentation.