Electrical Secondary Design Engineer - Sinohydro (Thailand) Co.,Ltd.(Head Office)

Sinohydro (Thailand) Co.,Ltd.(Head Office) · Bangkok

Location: Bangkok
Salary: Depend on qualifications
Job Type: Full Time
Work Type: Onsite
Education: Bachelor's Degree or Higher
Posted: 09/10/2026

Responsibilities

You will design engineering solutions for substation automation, control and protection including drawing and IEDs configuration according to specification.
• Preparation of engineering documentation including Single Line Diagram/Protection schematic, Interface, Logic Diagram. General arrangements, etc.

• Site coordinate, Clear design issue with client and all suppliers.

Qualifications

• Bachelor’s or higher in electrical engineering.

• More than 3 years of experiences working in schematic designs.

• Have a license(Electrical power) from professional. associate(professional license is advantageous).

• Be acquainted with electrical standard(eg. IEEE, ANSI, IEC).

• Knowledge and experience of relay protection & control systems software & hardware tools(substation automation design and the utility and industry market).

• Working knowledge and good proficiency of CAD/CAE applications as AutoCAD, office.

• Further experience working in IEDs configuration would be advantageous.

• Experience working in testing and commissioning of control&protection system would be advantageous.

• Basic knowledge on the primary systems Like, CT, VT & Transformers, switchgear, etc.

• Experience of substation or power plant design is advantageous.

• Good command of English both spoken and written.

• Good attitude to work and willing to learn new things. Able to work with team.

About Sinohydro (Thailand) Co.,Ltd.(Head Office)

POWERCHINA

“Greater Civil Engineering, Greater Structures”

Power Construction Corporation of China (POWERCHINA) was founded in September 2011, the company is a multinational corporation group headquartered in Beijing, China, providing one stop services from planning, investigation, engineering and design to finance, constuction/installation , operation and maintenance in power and infrastructure sectors.

SINOHYDRO is the key international brand of POWERCHINA Corporation. With diversified operations in over 100 countries, Sinohydro Corporation Limited is an internationally reowned and management oriented contractor. Its businesses cover almost all areas of the contruction sector, including energy, transport, water works, civil engineering, and building. Sinohydro established its office since 1999 in Thailand, and accomplished great achievements till now.

We have developed a diversified market structure, focusing on energy & power sectors, such as

- Water conservancy & hydropower,

- Thermal power,

- New energy and power grid, in water resources management & water environment projects, and in infrastructure fields.

We provide one-stop services covering

- Planning and Design

- Construction

- Investment and Financing

- Equipment

- Manufacturing and Installation

- Operation and Maintenance

POWERCHINA had

- 160 branches distributed in 101 countries,

- 1,863 projects in 116 countries,

- 210,000 employees.

RANKING AND CREDIT

- The 182nd in the "Fortune Global 500" in 2018

- The 10th in the Top 250 International Contractors

- The 6th in the Engineering News-Record's ?ENR?Top 250 Global Engineering Contractors

- The 2nd among ENR's 2017 Global Top 150 Engineering Design Companies.

- The 1st globally in the field of power construction.

- The world's largest power engineering contractor.

SINOHYDRO (THAILAND) CO.,LTD

Sinohydro (Thailand) Co., Ltd. established in October 2009, Bangkok, Thailand. We actively participating in and promoting the construction of TWO ENGINE BUSINESSES and FIVE CORE BUSINESSES in Thailand.

Since 2015, Sinohydro (Thailand) Co., Ltd. has conformed to the national strategy 'One belt, one road', and centralized resources to undertake Chinese production transfer project, and focused on industrial park and factory construction.

The company, with projects under construction involve the fields of

Two Engine Business:

- Powerplant & Grid

- Railway & MRT

Five Core Business:

- Renewable Energy

- Industrial & Civil

- Underground Municipal Works

- Water Management

RANKING AND CREDIT

- Chaopraya Hydropower Certificate

- Trina Solar 2015 Outstanding Contribution Award

- Certificate of Conformity of Management System

- Business License Certificate of MRT Project

46 Rungrojthanakul Building, 16th Floor, Ratchadaphisek Road, Huaykwang Subdistrict, Huaykwang District, Bangkok 10310

Electrical Secondary Design EngineerSinohydro (Thailand) Co.,Ltd.(Head Office)

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Electrical Secondary Design Engineer

Sinohydro (Thailand) Co.,Ltd.(Head Office)

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Bangkok

Full Time

Bachelor's Degree or Higher

Depend on qualifications

3-10 or more

Today

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What you will do

Job Summary

In this Electrical Secondary Design Engineer role, you will be responsible for designing engineering solutions for substation automation, control, and protection systems. This includes preparing detailed engineering drawings and configuring Intelligent Electronic Devices (IEDs) in strict accordance with project specifications. You will develop essential engineering documentation, such as Single Line Diagrams, Protection Schematics, Interface Diagrams, Logic Diagrams, and general arrangements. A key part of your work will involve coordinating with site teams and resolving design issues in collaboration with clients and all suppliers, ensuring that designs are robust, compliant with electrical standards like IEEE, ANSI, and IEC, and effectively implemented.