{"id":3001457,"url":"https://alion.io/job/ntt-data-center-technician-","title":"Data Center Technician.","company":{"id":121,"name":"NTT","domain":"global.ntt","url":"https://alion.io/company/ntt","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":76,"open_postings":238,"ghost_share":0,"stale_share":0.979,"repost_share":0,"time_to_fill_p50_days":23,"computed_at":"2026-10-22T06:10:10Z"}},"role":"Operations","role_family":"Operations","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Johannesburg, South Africa"],"countries":["ZA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Microsoft Office","optional":false},{"name":"Transformers","optional":false}],"status":"live","first_seen_at":"2026-10-21T12:20:32Z","employer_posted_date":"2026-10-21","last_verified_at":"2026-10-22T03:06:46Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Make an impact with NTT DATA\nJoin a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion - it’s a place where you can grow, belong and thrive.\nYour day at NTT DATA\nThe Skilled Critical Facilities Maintenance Technician has a substantial understanding of their role and applies their knowledge and skill to carry out their responsibilities relating to the operational integrity and regulatory compliance of the data center electrical, mechanical, and fire life safety systems.\nThis role maintains and follows the processes that maximize customer uptime in the most cost-effective way. This role also ensures that data center problems are identified and repaired quickly, that contractors deliver quality services, and that internal customer demands are met.\nThe Skilled Critical Facilities Maintenance Technician acts as an informal team leader, fostering a collaborative and innovative team culture focused on achieving operational excellence.\nKey Responsibilities:\nDevelops creative approaches to keeping operational costs to a minimum, improves efficiency, and implements new strategies. Systems of responsibility include -\nO Mechanical responsibilities include chilled water systems and components, HVAC systems such as roof top units, CRAC/CRAH units, and humidification systems.\nO Electrical responsibilities include electrical/critical power distribution from the Utility/Generator main switchgear through the UPS systems out to the customer load.\nO Fire Life Safety responsibilities includes wet sprinkler systems and pre-action sprinkler systems as well as their associated detection devices.\nTests performance of electromechanical assemblies and electronic voltmeters.\nReads blueprints, schematics, diagrams, or technical order to determine methods and sequences of processes.\nInspects parts for surface defects.\nInstalls electrical or electronic parts and hardware in housings or assemblies, using hand tools.\nAligns, fits or assembles component parts, using hand or power tools.\nOperates, monitors, maintains, and responds to abnormal conditions in facilities systems. Areas include - Mechanical, Electrical, Fire Life Safety, and Building Monitoring and Control.\nAnalyses systems to ensure best practices for both internal and external customers.\nProvides feedback to relevant teams on the effectiveness of existing standards and processes.\nWorks with contractors and consultants to review quality assurance for all system expansions, corrections, and upgrades.\nWorks with relevant teams to track and complete an aggressive preventive and predictive maintenance program.\nEnsures data center operates at maximum operational efficiency, including analyzing existing operating conditions, recommending new technologies and improving overall efficiency, and cost reduction.\nManages systems to avoid unplanned customer-impacting events.\nWorks with relevant teams to determine maintenance requirements for mechanical, electrical, and fire life safety systems.\nPerforms other duties as assigned.\nKnowledge and Attributes:\nUnderstanding of the mechanical, electrical, and fire life safety systems used in a data center 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.\nKnowledge of NEC, NFPA 70E, NFPA 72, NFPA 25, and compliance issues as well as building codes in regard to fire life safety.\nCurrent knowledge in industrial safety best practices (i.e. lockout/tag out, arc flash protection, OSHA and state regulations).\nFamiliarity with data trending / tracking and analysis and the ability to utilize a PC based integrated critical monitoring systems.\nAbility 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.\nDemonstrated hands-on experience installing, maintaining, and/or troubleshooting large commercial and industrial systems including -\nO Chilled Water Systems\nO Large Centrifugal Chillers\nO Cooling Towers\nO Heat Exchangers\nO Water Treatment Systems\nO VFD’s and Pumps\nO HVAC equipment\nO CRAC/CRAH’s\nO Humidification Systems\nO Water heaters\nO Water/Air filters\nO BMS and PLC Controls\nO Emergency Standby Diesel Generator Systems\nO Fuel/Oil systems\nO 480/277 and 208/120 electrical generation and distribution\nO Static UPS Systems\nO Double Interlock Pre-Action Systems\nProficient with MS Office Suite (Word, Excel, PowerPoint, Project).\nAbility to communicate effectively with customers and internal staff and effectively work in team environment\nAbility to coordinate, supervise, and communicate with contractors who perform maintenance or upgrade work on these systems.\nAbility to learn quickly and address issues as they arise during normal working hours or after hours.\nAbility to logically analyze and solve problems.\nAbility to operate Hand and Machine Tools (hammer, drill, saw, etc.).\nAbility to operate electrical tools such as a multi-meter or infrared camera.\nAbility to operate a forklift.\nPossess critical thinking and complex problem-solving skills\nAcademic Qualifications and Certifications:\nRelevant high school diploma or equivalent required.\nRelevant advanced qualification or equivalent work-related experience required.\nProven experience managing critical power infrastructure, including UPS systems, generators, and power distribution equipment within data centre environments.\nCPR/First Aid and NFPA70E Certification (can be gained during course of employment).\nRequired experience:\nSolid demonstrated experience in a similar role gained within a data center facilities environment\nSolid demonstrated experience in a mechanical/electrical position within critical facilities (preferably a data center, hospital, semi-conductor, or power plant)\nRelevant demonstrated experience as a critical facilities maintenance team leader\nSolid demonstrated hands-on experience installing, maintaining, and/or troubleshooting large commercial and industrial systems including -\nO Chilled Water Systems\nO Large Centrifugal Chillers\nO Cooling Towers\nO Heat Exchangers\nO Water Treatment Systems\nO VFD’s and Pumps\nO HVAC equipment\nO CRAC/CRAH’s\nO Humidification Systems\nO Water heaters\nO Water/Air filters\nO BMS and PLC Controls\nO Emergency Standby Diesel Generator Systems\nO Fuel/Oil systems,\nO 480/277 and 208/120 electrical generation and distribution\nO Static UPS Systems\nO Double Interlock Pre-Action Systems\nWorkplace type:\nOn-site WorkingAbout NTT DATA\nNTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune\nGlobal 100. We are committed to accelerating client success and positively impacting society through\nresponsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with\nunmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and\napplication services. Our consulting and industry solutions help organizations and society move\nconfidently and sustainably into the digital future. As a Global Top Employer, we have experts in more\nthan 70 countries. We also offer clients access to a robust ecosystem of innovation centers as well as\nestablished and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each\nyear in R&D.\nEqual Opportunity Employer\nNTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today.\nThird parties fraudulently posing as NTT DATA recruiters\nNTT DATA recruiters will never ask job seekers or candidates for payment or banking information during the recruitment process, for any reason. Please remain vigilant of third parties who may attempt to impersonate NTT DATA recruiters whether in writing or by phone in order to deceptively obtain personal data or money from you. All email communications from an NTT DATA recruiter will come from an @nttdata.com email address. 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