Onsite L3 Data Center Technician

Onsite L3 Data Center Technician-4-6 month + Contract.

Senior Data Center Infrastructure Technician

Location: Georgia | Level: L3 Senior / L4 Lead | Employment: Contract

Position Summary

Seeking a senior data center infrastructure technician to independently lead circuit audits, fiber troubleshooting, cable remediation, and infrastructure validation in large-scale data center environments. The role requires strong technical judgment, accurate documentation, and coordination of corrective work in production facilities.

Key Responsibilities

• Perform end-to-end circuit audits, cable tracing, port validation, and connectivity verification.
• Install, inspect, troubleshoot, and remediate fiber-optic infrastructure; conduct OTDR and optical-loss testing.
• Validate infrastructure power paths, including redundant A/B feeds and PDU connections, within authorized scope.
• Investigate connectivity and physical-infrastructure faults; document root cause analysis and corrective actions.
• Maintain accurate circuit records, cable maps, labeling, test results, and as-built documentation.
• Follow change-control and incident-management procedures while coordinating remediation with operations teams.
• Provide technical leadership for infrastructure validation and remediation projects; guide other technicians as needed.
  

Required Qualifications

• 5+ years of hands-on data center infrastructure operations, with senior-level troubleshooting experience.
• Strong fiber-optic installation, cable tracing, OTDR testing, and fault isolation skills.
• Experience conducting circuit audits, remediation, power-path validation, and root cause analysis.
• Ability to work independently in live data centers, maintain precise records, and follow change procedures.
• Clear communication skills and experience coordinating technical work across teams.
• Preferred Qualifications
• Experience in hyperscale or colocation facilities; familiarity with DCIM systems, Fluke or equivalent test tools, and leading small technical teams.

F2OnSite is the fastest growing IT field services company in the United States, with hundreds of employee technicians in over 40 states. F2 OnSite performs service on computers, printers, point of sale systems, servers and other hardware technologies - including installations, migrations, deployments and break/fix. Learn more at F2onsite.com.

WHAT WE DO: Our focus is Hardware: Desktops, Laptops, Servers, Printers, POS systems, and LCDs. We have hundreds of team members across the US who work Onsite at customer locations - providing hardware break/fix services, migrate data, install computers, move printers, install/fix servers and POS systems. We close thousands of service calls each week, and do whatever it takes to get our customers up and running again. We specialize in all types of technology, projects, desktop support and more.