Data Center Engineer

Flow Traders is looking for an experienced Datacenter Engineer to own and support the physical infrastructure across our European colocation estate, including latency-sensitive trading sites, back-office datacenters, and microwave/wireless locations. You will be responsible for the full physical infrastructure lifecycle, from new deployments and hardware refreshes to troubleshooting, capacity planning, documentation, and decommissioning. This is a highly hands-on role requiring regular travel across Europe and close collaboration with Network, Systems, Trading Infrastructure, carriers, and colocation providers.

Core Responsibilities

• Rack, cable, power, commission, troubleshoot, and decommission servers, storage, and network equipment.
• Deliver new datacenter deployments, hardware refreshes, site expansions, and connectivity projects.
• Act as the on-site escalation point for hardware, cabling, power, thermal, optics, and physical network incidents.
• Monitor and forecast rack space, power, cooling, and cross-connect capacity across sites.
• Manage cross-connects, remote hands, site access, carriers, colocation providers, and specialist contractors.
• Maintain accurate hardware, spares, cabling, rack elevation, and site documentation.
• Coordinate hardware shipping, RMAs, receiving, and asset disposal across European locations.
• Support microwave and wireless locations and supervise specialist contractors where required.
• Participate in change management, incident response, postmortems, and an out-of-hours on-call rota.
• Standardize infrastructure practices and automate repetitive operational tasks where possible.

Core Skills & Requirements

• 5+ years of hands-on datacenter experience in a business-critical production environment; trading or other latency-sensitive experience is preferred.
• Strong server hardware knowledge, including rack installation, PDUs, firmware/BIOS, out-of-band management, and component-level troubleshooting.
• Strong structured cabling knowledge across copper, DAC/Twinax, and SM/MM fibre, including optical testing.
• Good understanding of colocation power, cooling, redundancy, and environmental monitoring.
• Basic troubleshooting and configuration experience with Cisco/Arista networking and Linux/Debian systems.
• Experience managing colocation providers, carriers, contractors, cross-connects, and remote hands.
• Strong project delivery, documentation, incident management, and stakeholder communication skills.
• Willingness to travel frequently across Europe and participate in on-call support.
• Valid driving licence and unrestricted ability to travel to and work at provider sites across the EU.