Infrastructure Engineer

OBI Smart Technologies is a joint venture between OBI and Reply Group, responsible for co-designing, building, and operating mission-critical digital platforms for commerce, customer service, and omnichannel retail. Their mission is to implement standardized processes and scalable digital products to support one of Europe’s largest DIY retailers, advancing internationalization and delivering consistent business-critical solutions.

• Completed university degree in Computer Science or a comparable technical field, or equivalent practical experience.
• 3+ years of experience in enterprise network engineering and operations.
• Strong hands-on experience with Cisco networking (switching, routing, core/edge infrastructure).
• Experience with Meraki, SD-WAN, and VPN technologies in enterprise environments.
• Solid understanding of VoIP systems and WLAN infrastructure, including troubleshooting and design.
• Experience with monitoring tools, ITSM processes, and structured incident management.
• Familiarity with automation and Infrastructure as Code (e.g., Terraform, Ansible) is a strong plus.
• Strong communication skills in English and Polish.
• Readiness to work in a hybrid model in Katowice.

• Operate, maintain, and optimize enterprise network infrastructure, including Cisco-based switching, routing, and store connectivity.
• Support and improve SD-WAN, firewall, and connectivity solutions using technologies such as Meraki, VPN, and MPLS.
• Administer and troubleshoot VoIP and DECT systems (e.g., Cisco CUCM, CUBE, Ascom) in a global environment.
• Design, operate, and troubleshoot WLAN environments, including coverage planning for offices and retail locations.
• Monitor infrastructure using tools such as CheckMK and Meraki Dashboard, ensuring performance and stability.
• Take ownership of incident management and root cause analysis, supporting escalations and collaborating with internal teams and external partners.
• Contribute to automation and standardization initiatives, including Infrastructure as Code, documentation, and security improvements.