Data Center Technician L3

Company Overview

Milestone Technologies is a global IT managed services firm that partners with organizations to scale their technology, infrastructure and services to drive specific business outcomes such as digital transformation, innovation, and operational agility. Milestone is focused on building an employee‑first, performance‑based culture and for over 25 years has a demonstrated history of supporting category‑defining enterprise clients that are growing ahead of the market.

The company specializes in providing solutions across Application Services and Consulting, Digital Product Engineering, Digital Workplace Services, Private Cloud Services, AI/Automation, and Service Now.

The Data Center Technician L3 is an advanced, hands‑on role supporting the build‑out and ongoing operation of a high‑performance, enterprise‑scale data center environment supporting advanced compute and large‑scale infrastructure deployments.

This position is designed for experienced technicians who are comfortable owning complex tasks and serving as a primary technical escalation point within the site. You will play a key role during the initial deployment phase, contributing to hardware installation, structured cabling, and infrastructure bring‑up. As the data center transitions into steady‑state operations, you will take on increased responsibility for troubleshooting, incident response, and operational execution.

You will work across server, network, and infrastructure domains, collaborating closely with engineers and site leadership to maintain uptime and performance. This role requires strong technical capability, attention to detail, and the ability to operate effectively in a fast‑paced production environment.

You will collaborate with cross‑functional teams, and clear professional communication in English (written and verbal) is essential for success in this role.

This role offers continuity across both deployment and operational phases, providing exposure to large‑scale infrastructure environments and a clear path for progression into advanced technical or engineering roles.

• Perform rack & stack, hardware installation, and structured cabling during deployment phase
• Support system provisioning, configuration, and validation activities
• Troubleshoot infrastructure issues across Layer 1–3 (hardware, cabling, and network)
• Serve as a primary technical escalation point for complex operational issues
• Interface with network devices via CLI (Cisco, Arista, Juniper, Dell)
• Utilize Linux systems for troubleshooting and operational support
• Maintain accurate asset and inventory records using ITSM/DCIM tools
• Participate in change management, including maintenance windows and production changes
• Support transition from deployment to steady‑state operations, including documentation and process adherence
• Ensure compliance with safety, security, and operational standards
• Contribute to continuous improvement efforts, including process optimization and operational efficiency initiatives
• Participate in on‑call rotation supporting 24x7 operations

• Strong English communication skills (written and verbal) are required for coordination with cross‑functional teams
• Advanced hands‑on experience with data center hardware, cabling, and infrastructure environments
• Proficiency with Linux systems for troubleshooting and basic scripting tasks
• Ability to configure and troubleshoot network hardware using CLI tools
• Strong understanding of hardware lifecycle management (installation, maintenance, decommissioning)
• Experience working within structured operational processes (SOPs, change management, ticketing systems)
• Familiarity with ITSM/DCIM platforms (Service Now, Jira, or similar)
• Strong cable management and structured cabling skills (fiber and copper)
• Ability to read and follow technical documentation, diagrams, and procedures
• Strong problem‑solving skills and attention to detail
• Ability to multitask and adapt in a fast‑paced environment
• Strong teamwork and collaboration skills, with the ability to work independently when needed

• Ability to lift and move up to 50 lbs
• Comfortable working on…