Network Engineer (Data Center)

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.
• Fluent English.

Nice to have

• Huawei HCIP or HCIE Datacom certification, or first experience with Huawei DCN components.
• ITIL certification, German, Ansible/Python, CheckMK.

Why join us

• 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