Skilled Critical Facilities Maintenance Technician

Ntt Data, Inc.; Pretoria; On-site; ZAR 300 000 - 400 000; Full time

Job summary

A global technology services provider is seeking a Skilled Critical Facilities Maintenance Technician in Pretoria. The role involves ensuring the operational integrity of data center systems, maintaining mechanical and electrical systems, and tracking maintenance programs. Ideal candidates should have several years of experience in similar environments, including data centers and hospitals, with qualifications in HVAC and relevant certifications.

Qualifications

• Solid experience in a critical facilities maintenance role.
• Previous leadership experience in critical facilities maintenance.
• Hands-on installation and troubleshooting experience.

Responsibilities

• Maintain mechanical systems including HVAC and chilled water.
• Handle electrical systems and compliance with safety regulations.
• Track a preventive and predictive maintenance program.

Skills

In-depth understanding of data center mechanical systems

Understanding of fire life-safety systems

Proficiency with Microsoft Office

Experience with data trending/tracking

Education

HVAC qualification

Tools

Electrical systems tools

Job description

Overview

NTT DATA is a global technology services provider. This role is for a Skilled Critical Facilities Maintenance Technician responsible for ensuring the operational integrity and regulatory compliance of data center electrical, mechanical, and fire life safety systems.

Key Responsibilities

• Develop creative approaches to keep operational costs to a minimum, improve efficiency, and implement new strategies.
• Maintain mechanical systems such as chilled water, HVAC rooftop units, CRAC/CRAH units, and humidification systems.
• Handle electrical systems including critical power distribution from utility/main switchgear through UPS systems to customer load.
• Ensure fire life‑safety compliance with wet and pre‑action sprinklers and associated detection devices.
• Read and interpret blueprints, schematics, and technical orders to determine processes.
• Inspect, install, align, and assemble component parts using hand or power tools.
• Operate, monitor, maintain, and respond to abnormal conditions in facilities systems.
• Work with contractors and consultants to review quality assurance for system expansions, corrections, and upgrades.
• Track and complete an aggressive preventive and predictive maintenance program.
• Recommend new technologies and improvement initiatives to maximize efficiency and reduce costs.

Qualifications & Skills

Technical Knowledge

• In‑depth understanding of data center mechanical, electrical, and fire life‑safety systems (e.g., transformers, PLCs, generators, UPS, STS, PDU, chilled water, CRAC/CRAH, pre‑action sprinklers).
• Familiarity with NEC, NFPA 70E, NFPA 72, NFPA 25, building codes, and industrial safety best practices.
• Experience with data trending/tracking and PC‑based integrated critical monitoring systems.
• Proficiency with Microsoft Office (Word, Excel, PowerPoint, Project).

Experience & Certifications

• Solid experience in a critical facilities maintenance role within a data‑center, hospital, semiconductor, or power‑plant environment.
• Previous leadership or team‑lead experience in a critical facilities maintenance team.
• Hands‑on installation, maintenance, and troubleshooting of large commercial and industrial systems (e.g., chilled water, HVAC, CRAC/CRAH, humidification, VFDs, pumps, generators).
• HVAC qualification.
• Mobile Elevated Platform Operator certification (advantageous).
• First Aid/CPR and NFPA 70E certification (on‑the‑job training acceptable).

Equal Opportunity

NTT DATA is an Equal Opportunity Employer. We provide an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, color, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category.