Network Engineer - Cracow - Poland
StrategicsIQ
Our client is looking for a skilled Network & OT Infrastructure Engineer who enjoys solving complex networking challenges, working with modern automation tools, and operating in critical industrial environments.
This is an opportunity to work on large-scale enterprise and OT networks, contribute to modernisation and automation initiatives, and play a key role in delivering secure, resilient infrastructure.
You'll Bring
Strong experience with Cisco Catalyst switching technologies, including IOS-XE, VLANs, STP/RSTP, QoS, and port security.
Hands-on knowledge of Cisco SD-WAN / Catalyst SD-WAN, including policy templates, VPN segmentation, and WAN edge configuration.
Experience designing, deploying, and supporting Cisco SD-Access (SDA) environments.
Familiarity with Cisco Catalyst Center for device management, assurance, and network automation workflows.
A solid understanding of Operational Technology (OT) network architecture, including the Purdue Model and IT/OT DMZ principles.
Exposure to industrial protocols such as Modbus, DNP3, EtherNet/IP, PROFINET, IEC 61850, or OPC-UA.
Experience with Infrastructure as Code and automation tooling, particularly Terraform.
Exposure to CI/CD pipelines and tools such as GitLab CI, GitHub Actions, Jenkins, or similar platforms.
Scripting skills in Python and/or Bash for automation and operational efficiency.
Strong troubleshooting skills across Layers 2-7.
Experience with Cisco ISE, including AAA, profiling, and TrustSec capabilities.
Knowledge of network automation and configuration management tools such as Ansible or Terraform.
Familiarity with Cisco NSO and RESTCONF/NETCONF APIs.
An understanding of industrial cybersecurity frameworks including IEC 62443, NIST SP 800-82, or NIS2.
Experience working with SCADA/ICS platforms such as Ignition, Wonderware, Siemens TIA Portal, or Rockwell FactoryTalk.
Familiarity with network monitoring and observability platforms.
Nice to Have
Previous experience working in industrial, manufacturing, utilities, or critical infrastructure environments.
A passion for automation, continuous improvement, and modern network operations.
Strong communication and collaboration skills, with the ability to work across both IT and OT teams.