High Voltage (HV) Operation Manager

About TERA Data Centers

At TERA Data Centers, we build the digital infrastructure that powers the next generation of cloud computing, artificial intelligence (AI), and the global digital economy. Founded in Singapore, TERA is a rapidly growing multinational hyperscale data center platform developing large-scale, next generation campuses across Asia, including Indonesia, Malaysia, Thailand, and other strategic markets. We partner with the world's leading hyperscale cloud providers and enterprise customers to deliver secure, scalable, and sustainable data center solutions that accelerate digital transformation. Our integrated campus approach combines resilient power infrastructure, advanced cooling technologies, high-speed connectivity, and operational excellence to provide exceptional reliability, continuous availability, and industry-leading performance. Our commitment extends beyond building data centers—we create integrated digital infrastructure ecosystems that enable customers to deploy faster, scale seamlessly, and achieve their long-term sustainability objectives. Guided by our core promise of Speed, Scale, and Sustainability, we deliver future-ready campuses engineered to support the rapidly growing demand for AI computing and cloud infrastructure while setting new benchmarks for reliability, operational excellence, and environmental responsibility.

The Opportunity

We are seeking an experienced High Voltage (HV) Operation Manager to lead the operation, maintenance, and reliability of the high-voltage electrical infrastructure supporting our mission critical data center campuses in Indonesia. This is a leadership role that combines deep technical expertise with operational excellence and people management. As the technical leader for the high-voltage power infrastructure, you will be responsible for ensuring the safe, reliable, and continuous operation of all HV electrical systems while driving operational readiness, electrical safety, risk management, and continuous improvement. Your leadership will directly contribute to maintaining the high availability standards expected by hyperscale and enterprise customers.

Key Responsibilities

Reporting to the Cluster Operations Manager, the High Voltage (HV) Operation Manager serves as the operational leader for all high-voltage electrical infrastructure within the assigned campus. The role is responsible for overseeing the safe operation, maintenance, troubleshooting, testing, and optimization of mission-critical electrical systems, including:

• High-voltage utility incoming systems (150KVor applicable voltage levels)

• High-voltage substations and power distribution systems

• Power transformers

• Gas Insulated Switchgear (GIS) and Air Insulated Switchgear (AIS)

• Medium-voltage and low-voltage distribution systems

• Protection relays, protection coordination, and electrical monitoring systems

• Electrical Power Monitoring System (EPMS)

• Generator synchronization and utility interface

• High-voltage switching operations and Lock-Out/Tag-Out (LOTO)

• Critical electrical assets supporting UPS systems and downstream power distribution

The HV Operation Manager provides technical leadership during planned maintenance, switching activities, electrical incidents, emergency response, and power restoration activities, ensuring service continuity while minimizing operational risk. The role also works closely with Construction, Commissioning, Engineering, Facility Operations, and utility providers to support infrastructure upgrades, capacity expansion, and operational readiness of new facilities.

Leadership Responsibilities

The High Voltage Operation Manager plays a critical role in building and developing a high performing High Voltage Operations team. This includes recruiting, coaching, mentoring, authorizing, and developing HV engineers and technicians to achieve world-class operational standards.

Key leadership responsibilities include:

• Building a strong electrical safety culture across all HV operations.

• Developing team capability through structured technical training, HV authorization, and competency development.

• Implementing global electrical operations standards, switching procedures, and engineering best practices.

• Driving operational discipline through preventive maintenance, predictive maintenance, incident management, and root cause analysis.

• Managing operational KPIs, electrical system reliability, power availability, and maintenance performance.

• Ensuring accurate documentation, switching procedures, standard operating procedures (SOPs), maintenance records, and change management processes are maintained.

• Managing relationships with utility providers, OEMs, electrical contractors, and service vendors.

• Promoting continuous improvement, operational efficiency, asset reliability, and engineering excellence across the campus.

Basic Qualifications

• Bachelor's degree in electrical engineering or another relevant engineering discipline.

• Minimum 10 years of experience operating and maintaining high-voltage electrical infrastructure in data centers or other mission-critical facilities, such as:

o Data Centers

o Power Plants

o Oil & Gas

o Mining

o Semiconductor Manufacturing

o Hospitals

o Aviation

o Public Utilities

o Other critical infrastructure environments

• Minimum 5 years of experience leading people, with responsibility for managing engineers and technicians.

• Demonstrated experience operating high-voltage substations, transformers, switchgear, protection systems, and utility interfaces in a 24×7 operational environment.

• Strong understanding of high-voltage switching procedures, electrical safety, Permit-to Work (PTW), and Lock-Out/Tag-Out (LOTO).

• Strong leadership, decision-making, and problem-solving skills with the ability to perform effectively during electrical emergencies.

Preferred Qualifications

• Strong technical knowledge of high-voltage electrical systems, including substations, transformers, GIS/AIS switchgear, protection relays, generators, and EPMS.

• Experience operating hyperscale or enterprise data centers.

• Experience performing HV switching operations and managing electrical isolation procedures.

• Strong understanding of electrical protection coordination, relay testing, power quality analysis, and reliability engineering.

• Experience leading electrical incident investigations, root cause analysis, and operational recovery.

• Knowledge of data center electrical design, redundancy concepts (N+1, 2N, Concurrent Maintainability), and mission-critical operations.

• Familiarity with international electrical standards such as IEC, IEEE, NFPA 70E, and local electrical regulations.

• Excellent communication, stakeholder management, and cross-functional collaboration skills.

• Demonstrated ability to build, inspire, and develop high-performing engineering teams.

Why Join TERA Data Centers?

At TERA Data Centers, you will do more than operate electrical infrastructure—you will help power the digital infrastructure that enables the future of AI, cloud computing, and the global digital economy. As one of Asia's fastest-growing hyperscale data center platforms, TERA is developing next-generation campuses across Indonesia, Thailand, Malaysia, and other strategic markets to support the accelerating demand for mission-critical digital infrastructure. Joining TERA means becoming part of a high-performing team that embraces innovation, ownership, and continuous improvement. You will work alongside experienced industry professionals, solve complex electrical engineering challenges, and contribute to the operation of world-class facilities designed for maximum reliability, scalability, and sustainability. This is a unique opportunity to accelerate your career while making a meaningful impact. Your expertise will directly support the availability of infrastructure that enables businesses, cloud providers, and AI technologies to operate without interruption. If you are passionate about electrical engineering excellence, leadership, and creating the resilient power infrastructure that powers tomorrow's digital world, we invite you to join us in shaping the future of digital infrastructure at TERA Data Centers.