Technician, Critical Site Operations

T-Mobile•New Berlin, WI

3d•Onsite

About The Position

The Technician, Critical Site Operations is the accountable onsite owner for the safe, compliant, and reliable operation of a data center or wireless site. The role has authority to prioritize, coordinate, and govern physical work across IT and facility domains; enforce site access, safety, and change management processes; maintain real-time awareness of site conditions; and integrate infrastructure and facility operations. The technician oversees vendors and visitors, validates work readiness, and ensures disciplined execution to reduce operational risk and maintain compliance. The role also provides smart hands support and controlled technical intervention on production infrastructure, including physical troubleshooting, break/fix actions, restoration activities, and onsite verification and escalation for infrastructure events, all within approved procedures, training, and authorized work scope. Engineering design, advanced configuration, and skilled mechanical or electrical work are outside the role's defined scope. Success is measured by site reliability, compliance adherence, and effective coordination of onsite activities.

Requirements

Bachelor's degree, or a combination of education and experience deemed equivalent.
Degree or related study in Computer Science, Information Technology, Telecommunications, or a related field.
2–4 years of experience in data center operations or IT support roles, focusing on operational continuity and incident management.
Ability to manage and coordinate daily data center operations.
Knowledge of procedures and systems for managing access to data center facilities and resources.
Skills liaising with vendors to ensure efficient and effective service delivery.
Understanding of change management protocols, documentation, and quality checks.
Strong verbal and written communication skills.
Ability to identify issues and implement solutions quickly to maintain operational continuity.
At least 18 years of age.
Legally authorized to work in the United States.

Nice To Haves

4–7 years of experience in vendor coordination and access control within a data center or similar environment.
CompTIA A+ certification.
Information Technology Infrastructure Library (ITIL) certification.
OSHA 30-Hour General Industry certification.

Responsibilities

Own and coordinate onsite physical operations, including break/fix incidents, changes, and maintenance activities.
Prioritize, sequence, and govern onsite work execution.
Enforce change management, access control, and operational process compliance.
Manage vendor access, coordination, and accountability for work quality and safety.
Maintain real-time situational awareness across IT and facility systems, including DCIM and BMS.
Perform quality assurance checks and validate work completion standards.
Provide limited smart hands support and physical troubleshooting.
Document site activity, incidents, and operational conditions accurately.
Perform onsite verification and escalation for infrastructure events.
Perform additional duties as assigned.

Benefits

Annual stock grant and employee stock purchase plan.
401(k) and access to free, year-round money coaches.
Annual bonus or periodic sales incentive or bonus, depending on role and eligibility.
Medical, dental, and vision insurance.
Flexible spending account.
Paid time off and up to 12 paid holidays.
Paid parental and family leave.
Family-building benefits, backup care, enhanced family support, and childcare subsidy.
Tuition assistance and college coaching.
Short- and long-term disability coverage.
Voluntary AD&D, accident, life, disability, and long-term care insurance.
Mobile service and home internet discounts for eligible employees.
Pet insurance for eligible employees.
Commuter and transit programs for eligible employees.