Role Overview

The Senior IT Engineer (Server) leads the deployment, operation, maintenance, and continuous improvement of enterprise network, server, and data center infrastructure. The role blends hands‑on technical expertise with project delivery, ensuring reliable, scalable, and secure IT environments that support business operations.

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Key Responsibilities

- Infrastructure Project Delivery & Management: Lead end‑to‑end delivery of data center and IT infrastructure projects, including planning, design, implementation, testing, and transition to operations; develop and maintain project scopes, schedules, RACI matrices, and risk registers.
- Stakeholder Communication & Governance: Provide clear communication throughout the project lifecycle, prepare status reports, executive summaries, and ensure governance best practices.
- Network Infrastructure Support (Level 2): Troubleshoot complex network incidents, participate in design and capacity planning, create device/configuration templates, and collaboration with Network Operations to improve processes.
- Systems Infrastructure Support (Level 2): Administer Windows Server and Linux systems, manage virtualization platforms (VMware, Hyper‑V, KVM/AHV), perform backups, disaster recovery testing, and optimize performance.
- Data Center & Infrastructure Operations: Deploy and expand data center facilities, maintain inventories and diagrams,



support incident response, problem management, and continuous improvement initiatives.

Qualifications & Experience
- Minimum 3 years managing medium‑to‑large enterprise network and server environments in fast‑scaling international settings.
- Hands‑on experience with enterprise networking technologies, routing, switching, and troubleshooting.
- Proficiency in Windows Server, Linux administration, and virtualization (VMware vCenter/ESXi, Hyper‑V, KVM/AHV).
- Experience supporting enterprise server and storage infrastructure.
- Strong analytical, troubleshooting, and problem‑solving skills with excellent stakeholder communication.
- Fluent in English; Spanish proficiency is an advantage.
- Optional: ITIL Foundation certification, Agile Project Management experience, Microsoft certifications (MCSA, MCSE), Cisco CCNP, Huawei HCIP, or comparable networking credentials.
- Knowledge of monitoring, automation, scripting, and operational tooling; participation in migration or transformation projects is a plus.

Benefits

Join a rapidly growing general data‑center leader that offers opportunities to work across Asia and Europe, contribute to cutting‑edge infrastructure, and develop a career in a culture of curiosity, agility, and bold thinking.

DayOne is an equal‑opportunity employer. xqbhyrx We celebrate diversity and are committed to creating an inclusive environment for all employees.

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📌 Senior It Engineer (Server) (Madrid)
🏢 Dunnock Invest
📍 Madrid