Skilled Critical Facilities Maintenance Technician

NTT Global Data Centers & Cloud Infrastructure India Private Limited; Kolkata District; On-site; INR 600,000 - 900,000; Full time

Job summary

NTT Global Data Centers & Cloud Infrastructure India Private Limited seeks a facilities professional to manage mechanical, electrical, and fire life safety systems in a high‑demand data centre environment. You will inspect equipment, optimize operations, and coordinate with contractors for upgrades to ensure maximum uptime.

Role requires hands-on maintenance, strong problem‑solving skills, and the ability to work in a fast‑paced facility with rotating shifts and after hours as needed.

Qualifications

• Understand mechanical, electrical and fire life safety systems in a data centre environment.
• Experience with large HVAC and critical power distribution in complex facilities.
• Certifications for safety and forklift operation are preferred or can be gained after hire.

Responsibilities

• Maintains mechanical, electrical, and fire life safety systems to ensure reliability.
• Reviews schematics, diagrams, and technical orders to determine processes.
• Inspects parts for defects and coordinates with contractors for upgrades.
• Provides feedback to improve standards and drive efficiency and cost reductions.
• Operates and monitors data centre facilities and responds to abnormal conditions.

Skills

Mechanical systems

Electrical systems

Fire life safety

HVAC systems

Chilled water systems

BMS/PLC controls

Education

High school diploma or equivalent

Tools

MS Office

Job description

Make an impact at NTT Global Data Centers Join NTT Global Data Centers and be part of a team that drives innovation and sustainability in the digital world. With over 150 data centers across more than 20 countries globally, we offer unparalleled opportunities to work on cutting-edge technology and transformative projects. Experience a collaborative, innovative, and inclusive workplace where your ideas are valued, and your growth is supported.

Your role at a glance

Key Roles and Responsibilities:

Develops creative approaches to keeping operational costs to a minimum, improves efficiency, and implements new strategies.

• Mechanical responsibilities includes chilled water systems and components, HVAC systems such as roof top units, CRAC/CRAH units, and humidification systems.
• Electrical responsibilities includes electrical/critical power distribution from the Utility/Generator main switchgear through the UPS systems out to the customer load.

What we are looking for

Key Roles and Responsibilities:

Develops creative approaches to keeping operational costs to a minimum, improves efficiency, and implements new strategies.

• Mechanical responsibilities includes chilled water systems and components, HVAC systems such as roof top units, CRAC/CRAH units, and humidification systems.
• Electrical responsibilities includes electrical/critical power distribution from the Utility/Generator main switchgear through the UPS systems out to the customer load.
• Fire Life Safety responsibilities includes wet sprinkler systems and pre-action sprinkler systems as well as their associated detection devices.

Tests performance of electromechanical assemblies and electronic voltmeters.

Reads blueprints, schematics, diagrams, or technical order to determine methods and sequences of processes.

Inspects parts for surface defects.

Installs electrical or electronic parts and hardware in housings or assemblies, using hand tools.

Aligns, fits or assembles component parts, using hand or power tools.

Operates, monitors, maintains, and responds to abnormal conditions in facilities systems.

Areas include: Mechanical, Electrical, Fire Life Safety, and Building Monitoring and Control.

Analyses systems to ensure best practices for both internal and external customers.

Provides feedback to relevant teams on the effectiveness of existing standards and processes.

Works with contractors and consultants to review quality assurance for all system expansions, corrections, and upgrades.

Works with relevant teams to track and complete an aggressive preventive and predictive maintenance program.

Ensures data centre operates at maximum operational efficiency, including analysing existing operating conditions, recommending new technologies and improving overall efficiency, and cost reduction.

Manages systems to avoid unplanned customer-impacting events.

Works with relevant teams to determine maintenance requirements for mechanical, electrical, and fire life safety systems.

Performs other duties as assigned.

Ensures a regular, predictable attendance which is essential to satisfactory performance.

Knowledge, Skills and Attributes:

Understanding of the mechanical, electrical, and fire life safety systems used in a data centre environment including, but not limited to the following: electrical distribution and layout, Transformers, PLC’s, Generators, Switchgear, UPS systems, STS’, ATS’ PDU’s, Chilled Water Systems, CRAC/CRAH’s, Pre-Action Sprinkler Systems Knowledge of NEC, NFPA 70E, NFPA 72, NFPA 25, and compliance issues as well as building codes in regard to fire life safety Current knowledge in industrial safety best practices (i.e. lockout/tag out, arc flash protection, OSHA and state regulations) Familiarity with data trending / tracking and analysis and the ability to utilize a PC based integrated critical monitoring systems Ability to process Hands and Eye requests as required i.e., Tape Rotation, Rack and Stack of equipment, inventory hardware, power cycle devices, patch cable install/removal

• Chilled Water Systems
• Large Centrifugal Chillers
• Cooling Towers
• Heat Exchangers
• Water Treatment Systems
• VFD’s and Pumps
• HVAC equipment
• CRAC/CRAH’s
• Humidification Systems
• Water heaters
• Water/Air filters
• BMS and PLC Controls
• Emergency Standby Diesel Generator Systems
• Fuel/Oil systems
• 480/277 and 208/120 electrical generation and distribution
• Static UPS Systems
• Double Interlock Pre-Action Systems

Excellent communication skills, both written and oral Proficient with MS Office Suite (Word, Excel, PowerPoint, Project) Ability to communicate effectively with customers and internal staff and effectively work in team environment Ability to coordinate, supervise, and communicate with contractors who perform maintenance or upgrade work on these systems. Ability to learn quickly and address issues as they arise during normal working hours or after hours. Ability to operate in and promote a rigorous process-driven team environment Ability to logically analyze and solve problems Ability to effectively multi-task multiple projects Ability to operate Hand and Machine Tools (hammer, drill, saw, etc.) Ability to operate electrical tools such as a multi-meter or infrared camera Ability to operate a forklift Must be comfortable working in a high stress, fast paced environment with shifting priorities. Must be able to work on a shift which may require nights, holidays, and some weekends. Possess critical thinking and complex problem solving skills

Academic Qualifications and Certifications:

Relevant high school diploma or equivalent required Relevant advanced qualification or equivalent work related experience required Relevant certifications such as:

• CPR/First Aid and NFPA70E Certification (can be gained during course of employment)
• Possession of an OSHA approved forklift certification or the ability to obtain one after hire is required

Required Experience:

Solid demonstrated experience in a similar role gained within a data centre facilities environment

Solid demonstrated experience in a mechanical/electrical position within critical facilities (preferably a data centre, hospital, semi-conductor, or power plant)

Relevant demonstrated experience as a critical facilities maintenance team leader

Solid demonstrated hands-on experience installing, maintaining, and/or troubleshooting large commercial and industrial systems including:

• Chilled Water Systems
• Large Centrifugal Chillers
• Cooling Towers
• Heat Exchangers
• Water Treatment Systems
• VFD’s and Pumps
• HVAC equipment
• CRAC/CRAH’s
• Humidification Systems
• Water heaters
• Water/Air filters
• BMS and PLC Controls
• Emergency Standby Diesel Generator Systems
• Fuel/Oil systems
• 480/277 and 208/120 electrical generation and distribution
• Static UPS Systems
• Double Interlock Pre-Action Systems

Who we are

As the third largest data center provider, we operate over 150 data centers in more than 20 countries and regions. We understand that every business – large and small – has its own unique needs and goals. We offer local-to-global data center expertise, aligned with our connected platform of AI-ready data centers to create solutions that enable our clients to seamlessly scale their digital businesses, anywhere and anytime. Data centers are the foundation of the digital world and at NTT Global Data Centers, we are one of the largest providers across the globe. We offer a wide variety of exciting and challenging careers that deliver opportunities to shape our ever-changing world. Our diverse, inspiring workforce is the heart and soul of our company, providing the best experience for our clients every day. By bringing together our global capabilities and local expertise, we help our clients achieve their goals, anywhere in the world. Together, we can accomplish the extraordinary and work to create a more sustainable world with rewarding benefits for everyone - clients, employees, investors, partners, and communities.