IT/OT Onsite Network Engineer

Infoplus Technologies UK Ltd; Cardiff; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading technology solutions provider in Cardiff seeks an experienced professional to manage IT/OT integration projects. The ideal candidate will have extensive experience in asset management, network security, and documentation compliance. Responsibilities include coordinating teams on Secure Shop Connection projects and overseeing hardware procurement. Key qualifications include CCNA/CCNP certification, 10+ years in IT/OT environments, and experience with OT assets.

Qualifications

• 10+ years in IT/OT environments required.
• Experience integrating IT and OT systems is a must.
• Hands-on experience with OT assets like HMIs and PLCs.

Responsibilities

• Coordinate with teams on Secure Shop Connection projects.
• Conduct asset discovery and manage ongoing maintenance.
• Oversee hardware procurement processes and network setup.

Skills

IT/OT asset management

Network security configuration

Firewall management

Cybersecurity remediation

Documentation for compliance

Hardware procurement

Troubleshooting OT devices

Remote access tools management

Secure protocol knowledge

Vendor management

Education

CCNA/CCNP certification

CompTIA Network+ or equivalent

OT Certifications recommended

Job description

Overview

Responsibilities

• Coordinate with facility & maintenance, EHS, quality, and operations teams on Secure Shop Connection projects, provide internal audit, external audit and integrations support
• Conduct OT/IT asset discovery, record management, and ongoing maintenance; liaise with third-party suppliers for asset inventory data
• Build and maintain documentation to demonstrate compliance with IT/OT controls; identify, document, and manage IDF/MDF infrastructure at sites
• Oversee hardware procurement processes
• Support shop floor asset connectivity to the network
• Perform malware scanning as per SOP/policies and work with Customer's Cybersecurity to remediate infections on OT devices; patch management for vendor-provided PCs; vulnerabilities and incident management
• Install and manage Nozomi network taps
• Configure and deploy IT/OT network infrastructure (eg, switch installations) in alignment with Customer-approved design standards
• Implement removable media controls, particularly for third-party suppliers
• Develop recovery and backup solutions with suppliers of critical OT; schedule and execute annual OT/IT device scanning
• Network firewall rule configuration; network security configuration and micro-segmentation using VLANs, switches and network taps config
• Familiarity with secure protocols (OPC-UA, Modbus TCP/IP, Ethernet/IP, SMB)
• Proficiency in configuring firewalls (Checkpoint), SD-WAN, switches, and routers (e.g., Cisco)
• Network design and implementation, including LAN/WAN, VLANs, and routing protocols
• Hands-on experience deploying and managing OT business enablement tools (remote access, file transfer, monitoring, backups)
• CCNA/CCNP (Cisco Certified Network Associate/Professional)
• CompTIA Network+ or equivalent
• OT Certifications (CCNA/CCNP/OT SANS) and cloud experience recommended

Qualifications

• 10+ years in IT/OT environments
• Experience in integrating IT networks with OT systems
• Working knowledge of handling OT assets - HMIs, PLCs, sensors, inspection machines (CMM, CNCs), 3D printers, etc.
• Experience in deploying and managing edge cases covering AWS Storage Gateway, Historian, IoT, apps like OpsVision