Data Center Technician II - Hands-On Infra & Cabling

Hamilton Barnes; Dublin; On-site; EUR 36,000 - 44,000; Full time

Job summary

Hamilton Barnes is seeking a Data Center Technician II to support a global hyperscaler’s data center operations. You will perform hands-on work across server hardware and structured cabling, executing installations, maintenance, equipment moves, troubleshooting, and decommissioning while collaborating with technical teams to keep mission-critical infrastructure safe, reliable, and efficient.

Responsibilities include providing on-site support in a 24/7 environment; managing racks, cables, and

Qualifications

• High school diploma or GED with 3–5 years of data center experience.
• Solid understanding of data center practices including fundamental fault tolerance.
• Knowledge of data center electrical, HVAC, and bandwidth infrastructure; fiber and copper cabling topologies.
• Familiarity with networking components and infrastructure.
• Experience managing cables and installing fiber/copper cabling in a data center.
• Ability to operate material handling equipment (server lifts, pallet jacks) with/without certification as required.
• Proficiency with ticket management systems and standard desktop tools.
• Strong written and verbal communication in English.

Responsibilities

• Provide technical support at data center sites, including participation in a 24/7 operational environment.
• Install, move, maintain, and decommission data center equipment (cabinets, shelves, power strips, rails, cabling, servers, storage).
• Verify and label equipment, racks, and cables per site standards.
• Manage work through ticketing systems and communicate with customers and stakeholders.
• Record completed work and update diagrams, inventories, and logs.
• Follow SOPs, safety policies, and security requirements while meeting quality/productivity expectations.
• Troubleshoot routine to moderately complex hardware and cabling issues; escalate as needed.
• Coordinate with technicians, engineering, and site operations to complete work.
• Share knowledge and mentor less experienced technicians.

Skills

Data center practices

Fault tolerance

Cable routing

Power usage calculations

Networking components

Adaptability

Computer hardware

Microsoft Office/Outlook

Transportation to work locations

Education

High school diploma or GED

Tools

Server lifts

Pallet jacks

Fiber testing equipment

Copper testing equipment

Ticketing systems

Microsoft Office

Job description

Hamilton Barnes is seeking a Data Center Technician II to support a global hyperscaler’s data center operations. You will perform hands-on work across server hardware and structured cabling, executing installations, maintenance, equipment moves, troubleshooting, and decommissioning while collaborating with technical teams to keep mission-critical infrastructure safe, reliable, and efficient.

Responsibilities include providing on-site support in a 24/7 environment; managing racks, cables, and