IT Infrastructure Admin II

Savannah River Mill is hiring an IT Infrastructure Administrator II in Rincon, Georgia, about 45 miles northwest of Savannah, GA. In this hands-on role, you will serve as a key resource providing infrastructure services within our manufacturing environment. You will deploy, secure, and optimize the networks and systems that keep the mill operating safely, reliably, and efficiently. You will also partner with process control, engineering, mill capability teams, and enterprise IT to advance manufacturing technology initiatives.

Savannah River Mill IT team is a group of talented IT and OT knowledgeable resources that work closely with other mill capabilities to safely manufacture quality products that our business needs and our customers want. The team has responsibility for all IT infrastructure at the site, including cybersecurity, project delivery, and the reliable operation of networks, servers, systems, and end-user technology.

• Own the availability, performance, and security of the site network, ensuring production systems meet uptime and latency needs
• Operate, and maintain LAN/WLAN, switches, routers, firewalls, VLANs, and wireless controllers in alignment with regional architecture standards
• Implement and enforce cybersecurity controls for plant assets in partnership with the cybersecurity team, including network segmentation, endpoint protection, patching, access controls, and Purdue model alignment applying GP's Secure Network Model for Manufacturing
• Support Windows Server and some Linux server platforms, Active Directory, DNS, DHCP, virtualization (VMware), and on-site storage/SAN resources that serve production and business workloads
• Troubleshoot and resolve complex incidents across network and server environments, perform root cause analysis, and drive permanent fixes
• Collaborate with process control, engineering, and regional teams (OT Delivery, Enterprise Delivery, Architecture, Cybersecurity) to deliver reliable automation networks and enable Industry 4.0 initiatives (IIoT, edge computing)
• Perform camera/video system administration and lifecycle activities (server infrastructure, install coordination, troubleshooting)
• Monitor KPIs and system telemetry to detect anomalies and proactively reduce downtime; document incidents and share lessons learned
• Coordinate and facilitate vendor and third party contractors responsible for site infrastructure delivery; contribute to the site technical roadmap and projects
• Provide coaching and knowledge transfer to onsite and cross-site teams to improve communication, alignment, and operational consistency, supporting continuous improvement

• Experience in network administration, IT infrastructure, or IT/OT support in industrial or enterprise environments
• Practical experience with Cisco networking (switches/routers), firewall administration, VLANs, TCP/IP, DNS, DHCP, and wireless controller environments
• Experience administering Windows Server, Active Directory, VMware virtualization, and storage technologies
• Experience troubleshooting network connectivity issues
• Willingness to participate in a rotating 24/7 on call schedule, travel up to 10% annually, and work onsite in a manufacturing environment (ability to lift ~35lbs., climb stairs, and follow PPE/safety rules)
• Must have legal authorization to work permanently in the United States for any employer without requiring a visa transfer or visa sponsorship

• Professional certifications such as CCNA, Network+, Security+, or VMware VCP-DCV
• Experience with industrial communications and tools (Kepware, RSLinx, OPC, OSI PI)
• Experience with Honeywell/Experion, PAS Integrity, TDC
  3000, Factory Talk, or other DCS/SCADA platforms
• Hands…