Network Engineer (Data Center) in Katowice

Be | Shaping the Future Poland, part of the Engineering Group, is a technology and business consulting company founded in 2013. We help organisations in financial services and other industries turn complex requirements into reliable, end-to-end solutions, drawing on expertise in software engineering, cloud and infrastructure, data, and quality assurance. Location: Remote Availability for 24/7 on-call, including nights, weekends and public holidays. You will operate our Data Center Network product (Cisco ACI, Cisco Nexus 9k/7k, with Huawei components planned from 2028) in a regulated banking environment. Working under the technical direction of the Lead Network Engineer, you will cover the full lifecycle, from Entry into Service to decommissioning. Responsibilities

Configure, operate and troubleshoot Cisco ACI (APIC, tenant policies, L4-L7 service graphs) and Nexus switching (NX-OS, vPC, FEX). Troubleshoot fabric issues, packet drops and multipath problems; resolve 2nd/3rd-level incidents and support root cause analysis. Execute ACI fabric upgrades, EPG changes and Nexus/ACI firmware updates in night and weekend maintenance windows; join the weekly CAB. Take part in the 24/7 on-call rotation and support the Lead Network Engineer during Major Incidents. Administer licences (Cisco Smart Licensing), support asset lifecycle tracking and keep the CMDB up to date. Tune CheckMK monitoring, track availability and capacity KPIs, and investigate Splunk log alerts. Run vulnerability management (CVE tracking, patching) and support audits and ISMS compliance. Build first hands-on experience with Huawei CloudEngine ahead of the 2028 rollout. Maintain documentation, share knowledge with backup resources, and contribute to DR tests and continual improvement. Requirements

Deep knowledge of Cisco ACI (APIC, tenant concepts, L4-L7 integration) and Cisco Nexus (NX-OS). Several years of hands-on operational experience in data center environments. Cisco CCNA or CCNP Data Center (or equivalent); CCNP Data Center preferred for senior candidates. Solid ITIL knowledge (Incident, Problem, Change, Configuration Management) in a regulated environment. Ability to work independently within defined processes Strong team and communication skills in an international, near-shore setup. Nice to have

Huawei HCIP or HCIE Datacom certification, or first experience with Huawei DCN components. ITIL certification, German, Ansible/Python, CheckMK. Competitive B2B rate, aligned with your experience and the project Long-term projects for leading international organisations Continuous growth through internal DevTalks, online and onsite A collaborative, international team within the Engineering Group Optional Medicover, Multisport and Mindgram packages at preferential rates Free access to the gym at our Q22 office Referral program: a bonus for every successful recommendation

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