Field Network Engineer

Robert Half is seeking a Network Field Engineer III to support enterprise and manufacturing network infrastructure across corporate and plant environments. This position is a contract to hire opportunity that is 100% Onsite. Apply today!, * Design, deploy, configure, monitor, and troubleshoot enterprise and manufacturing network infrastructure.

• Support routers, switches, access points, wireless controllers, firewalls, and network security appliances.
• Provide hands-on support for LAN, WAN, WLAN, and industrial Ethernet environments across office and manufacturing locations.
• Configure and troubleshoot WAN connectivity, including Internet, Broadband, MPLS, SD-WAN, and related network equipment.
• Support manufacturing and Operational Technology (OT) environments, including Industrial Control Systems (ICS), PLCs, HMIs, manufacturing switches, firewalls, and supporting infrastructure.
• Help ensure reliable and secure connectivity between IT and OT networks while maintaining appropriate segmentation and availability requirements.
• Partner with plant operations, Controls Engineers, Systems Controls Engineers, engineering teams, and OT vendors to troubleshoot complex, production-impacting network issues.
• Support deployment of new manufacturing technologies, including connected sensors, water meters, and other devices connecting to manufacturing control networks.
• Assist with OT system expansions, modernization initiatives, and vendor-supported implementations.
• Respond to network incidents, troubleshoot issues, restore services, and participate in Incident, Problem, and Change Management processes.
• Assist with root cause analysis for significant outages and recurring network issues.
• Develop and maintain network diagrams, topology documentation, configuration standards, asset inventories, and operational procedures.
• Support the development and continuous improvement of SOPs and operational standards.
• Provide clear documentation and knowledge transfer to support ongoing IT/OT operations.
• Requirements

• 7+ years of professional networking experience, with significant hands-on experience supporting manufacturing, factory, or industrial environments.
• Direct experience working within a manufacturing/factory environment; candidates with only theoretical networking experience will not be considered.
• CCNA certification strongly preferred. Candidates without a CCNA may be required to obtain the certification while on the job.
• Hands-on experience with Cisco IOS.
• Strong experience with Layer 2 and Layer 3 routing and switching.
• Strong understanding of TCP/IP, IPv4, and IPv6.
• Strong knowledge of networking protocols, routing, switching, and network fundamentals.
• Direct experience with industrial/OT networking and connectivity between IT and manufacturing control environments.
• Experience working with Rockwell, Controls Engineers, Systems Controls Engineers, or similar industrial automation teams.
• Experience supporting the deployment and connectivity of industrial devices such as sensors, water meters, PLCs, HMIs, or other manufacturing equipment.
• Experience with network troubleshooting, incident response, root cause analysis, and change management.
• Strong documentation and communication skills. Technology Doesn’t Change the World, People Do.®

Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.