Network Engineer
hace 16 días
Sheffield
• Strong expertise with Cisco Catalyst switching (IOS-XE), VLANs, STP, RSTP, port security, and Qos. \n • Practical experience with Cisco SD-WAN / Catalyst SD-WAN) - policy templates, VPN segmentation, and WAN edge configuration. \n • Hands-on experience with Cisco SD-Access (SDA) fabric design, commissioning, and operations. \n • Working knowledge of Cisco Catalyst Centre - device management, assurance, and automation workflows. \n • Understanding of OT network architecture, including the Purdue Model and IT/OT DMZ design. \n • Familiarity with OT protocols: Modbus, DNP3, EtherNet/IP, PROFINET, IEC 61850, or OPC-UA. \n • Experience writing Terraform configurations for infrastructure provisioning \n • Exposure to CI/D tooling (GitLab CI, GitHub Actions, Jenkins, or equivalent). \n • Scripting proficiency in Python and/or Bash for network automation tasks. \n • Strong troubleshooting skills across Layers 2-7. \n • Experience with Cisco ISE (Identity Services Engine) for AAA, profiling, and TrustSec. \n • Knowledge of Ansible or Terraform for network configuration management. \n • Familiarity with Cisco NSO or RESTCONF/NETCONF interfaces. \n • Exposure to industrial cybersecurity frameworks: IEC 62443, NIST SP 800-82, or NIS2. \n • Experience with SCADA/ICS systems (e.g., Ignition, Wonderware, Siemens TIA Portal, Rockwell FactoryTalk). \n • Familiarity with network monitoring tools