Operation and Maintenance Services

Stable Performance, Absolute Trust: Your Partner in End-to-End O&M

We deliver professional O&M services across a diverse portfolio—including thermal, renewable energy—ensuring peak performance and international compliance through a steadfast commitment to safety and discipline.

In the energy sector, downtime is costly—which is why PESE provides end-to-end O&M services designed for maximum stability and safety. Beyond standard operations, we safeguard our clients' assets through strategic maintenance and a highly disciplined workforce.

Our management philosophy is built upon the pillars of “Efficiency, Safety, and Sustainability”.

Why choose PESE's Operation and Maintenance Services?

Specialized Expertise

With extensive experience across the energy spectrum, we specialize in the professional operation of thermal and renewable plants, rooftop solar, and high-voltage transmission infrastructure. We ensure operational excellence for every project, from biomass to substations.

Professional Engineering Team

PESE’s experienced and highly trained engineers work as trusted partners, supporting projects end-to-end — from planning and routine maintenance to rapid emergency response — to ensure reliable, high-performance operations at all times.

Optimizing Reliability and Performance at Efficient Costs

By implementing rigorous monitoring and maintenance protocols, PESE enables clients to reduce operational costs, extend equipment lifecycles, and ensure maximum system availability.

PESE’s Operation Services

Compliance with Operational Regulations

Providing personnel with all required certifications in accordance with regulations (Operation Certificates, Occupational Safety and Health Certificates, Electrical Safety Cards, etc.).
Strict compliance with dispatching procedures related to the operation of power plants, substations, and transmission lines.
Regular training and annual competency assessments for personnel in line with the company’s human resource development and training strategy.

Commitment to Availability and Performance

Fully ensuring compliance with the plant’s availability and performance commitments as stipulated in the signed Contract.
Forecasting power generation and effectively participating in the electricity market.
Managing risks and analyzing production data to enhance operational efficiency.

Our maintenance services

Regular Maintenance Works

Check machinery and equipment according to the system of power plants
Maintenance of control cabinets, protection cabinets, telecommunication cabinets, medium voltage switchgear cabinets, etc.
Electrical circuits: Monitoring and checking characteristic curves, thermal images
Checking transformers and switchgear
Checking MV and HV transformer stations
Surveillance and security system: Update operational monitoring software
Checking the DC wiring system, AC cable to prevent short circuits, ground faults, insulation damaged, etc.
Checking and maintaining overhead lines and underground cables

Periodic Maintenance Works

Cleaning equipment systems in power plants
Vegetation abatement, moss, bird nests, termite nests, etc in the plants
Checking and maintaining the plant’s security system
Checking and maintaining fences and internal roads
Periodic maintenance and testing comply with the authority’s regulations and manufacturer’s guide

Corrective Maintenance Work

Restore plant’s operation.
Repair and replace the defective equipment in power plants.
Managegement of spare parts.

Other Maintenance Works

Performing diagnostic measurements by using specialized equipment such as a thermal camera drone, IV checker, PD meter, earth resistance tester, leakage current tester for surge arrester, etc.
Propose improvements to the systems in the power plant after the assessment shows a degradation in the performance of equipment.

Our Strengths

PECC2 Operation Control Center (PECC2-OCC)

PECC2 Operation Control Center (PECC2-OCC) is the first center licensed to operate in Vietnam, equipped with integrated technology, advanced operational management software, and world-class infrastructure, our system meets the demands of smart, simultaneous operations for multiple power plants.

Read about PECC2-OCC

Optimized Operations & Regulatory Compliance

We provide comprehensive operational solutions across a diverse range of energy assets—including thermal power, renewable energy (wind, solar, hydro, and biomass), rooftop solar systems, substations, and transmission lines. Our services guarantee safety, stability, continuity, and high efficiency, while ensuring strict adherence to the operational procedures and regulations mandated by the State and Vietnam Electricity (EVN).

Consult with PESE