Technical Specialist - Secondary Protection & Control

Hitachi ABB Power Grids; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Hitachi Energy Service is seeking a Technical Specialist for Secondary Protection & Control. You will provide engineering support for protection, control, SCADA, RTU, and substation automation, collaborating with customers and internal teams across projects from design to commissioning and lifecycle support.

You will stay current with industry standards, perform FAT/SAT activities, and contribute to safety, quality, and continuous improvement while delivering high-value, compliant solutions to

Qualifications

• Bachelor's degree in Electrical Engineering or related field.
• 10+ years in Secondary Protection & Control, Substation Automation, SCADA or power system engineering.
• Strong knowledge of Protection Relays, SCADA, RTU, Substation Automation.
• Familiarity with IEC 61850, IEC 60870-5-101/104, Modbus, DNP3, PRP/HSR/RSTP, GOOSE.
• Experience in design, studies, FAT/SAT, commissioning, troubleshooting and lifecycle support.

Responsibilities

• Provide engineering expertise for Secondary Protection & Control systems across service, retrofit, upgrade, and EMU projects.
• Support protection-related enquiries, technical studies, tendering, bidding, and proposals.
• Collaborate with customers, vendors, and teams to develop compliant, value-driven solutions.
• Design and develop protection, SCADA, RTU, and Substation Automation solutions per customer specs.
• Identify opportunities for digitalization and service enhancement.
• Support integration of third-party devices into Digital Aggregators and Substation Automation Systems.

Skills

Protection Relays

SCADA Systems

RTU

Substation Automation

Digital Solutions

Customer Collaboration

Technical Leadership

English Communication

Education

Bachelor's degree in Electrical Engineering

Tools

IEC 61850

IEC 60870-5-101/104

Modbus TCP/RTU

DNP3

PRP/HSR/RSTP

GOOSE

Windows/Linux

Job description

Technical Specialist - Secondary Protection & Control

Hitachi Energy Service is a trusted lifecycle partner, providing customers with secure, sustainable, and innovative service solutions globally. Our services support the full asset lifecycle, from installation and commissioning through modernization, operational optimization, repair, replacement, and decommissioning. Through our commitment to innovation and sustainability, we help customers improve reliability, performance, and operational efficiency while supporting the energy transition.

As a Technical Specialist - Secondary Protection & Control, you will provide technical expertise and engineering support for protection, control, SCADA, RTU, substation automation, and digital solutions. Working closely with customers, suppliers, and internal teams, you will contribute to solution development, project execution, testing, commissioning, and lifecycle support while ensuring technical excellence, quality, and compliance.

How you'll make an impact

• Provide technical expertise and engineering solutions for Secondary Protection & Control systems across service, retrofit, upgrade, and EMU projects.


• Support protection-related enquiries, technical studies, solution development, tendering, bidding, and proposal preparation activities.


• Collaborate with customers, vendors, sales, and tendering teams to understand requirements and develop competitive, compliant, and value-driven solutions.


• Design and develop Secondary Protection & Control, SCADA, RTU, and Substation Automation solutions in accordance with customer specifications, industry standards, and Hitachi Energy engineering practices.


• Identify opportunities for digitalization and service enhancement by evaluating operational needs, technical feasibility, and business value.


• Support the integration of third-party devices into Digital Aggregators and Substation Automation Systems, including communication analysis, data mapping, configuration, testing, and validation.


• Participate in engineering, Factory Acceptance Testing (FAT), Site Acceptance Testing (SAT), commissioning, troubleshooting, start-up, and lifecycle support activities.


• Assess technical risks, support issue resolution, and implement appropriate mitigation actions to ensure successful project delivery.


• Prepare and maintain high-quality technical documentation, engineering designs, test procedures, reports, commissioning records, and customer deliverables.


• Support the design, implementation, verification, and validation of interfaces between protection, control, SCADA, RTU, and communication systems.


• Provide technical leadership, guidance, mentoring, and knowledge sharing to support continuous improvement and engineering excellence.


• Develop and deliver technical presentations, workshops, and customer-facing discussions to communicate solution benefits and project requirements.


• Stay informed on industry trends, emerging technologies, cybersecurity practices, and engineering methodologies to enhance solution performance and reliability.


• Collaborate with project managers, product managers, line managers, customers, and partners to ensure projects are delivered safely, on time, within budget, and to the required quality standards.


• Ensure compliance with applicable internal policies, customer requirements, industry regulations, quality standards, and Health, Safety & Environment (HSE) requirements.


• Live Hitachi Energy's core values of safety and integrity by taking responsibility for actions, supporting colleagues, and contributing to a culture of continuous improvement.

Your background

• Bachelor's degree in Electrical Engineering or a related discipline.


• Minimum 10 years of experience in Secondary Protection & Control, Substation Automation, SCADA, RTU, or related power system engineering environments.


• Strong knowledge of Protection Relays, SCADA Systems, RTUs, and Substation Automation Systems.


• Knowledge of communication protocols including IEC 61850, IEC 60870-5-101/104, Modbus TCP/RTU, DNP3, PRP, HSR, RSTP, and GOOSE.


• Experience in engineering design, technical studies, FAT, SAT, commissioning, troubleshooting, and lifecycle support activities for power and automation systems.


• Knowledge of Windows, Windows Server, and Linux operating systems.


• Understanding of engineering processes, tools, and documentation associated with protection, control, and automation projects.


• Strong analytical, troubleshooting, and problem-solving skills, with the ability to manage complex technical assignments independently.


• Understanding of industrial cybersecurity principles and secure integration practices for protection, control, and automation systems.


• Excellent communication and stakeholder management skills, with the ability to work effectively across diverse teams, customers, suppliers, and partners.


• Experience providing technical guidance, mentoring, and support to colleagues and project teams.


• Strong organizational skills with the ability to manage multiple priorities and deliver high-quality outcomes within project timelines.


• Proficiency in spoken and written English.

More about us:

At Hitachi Energy, we believe in fostering a collaborative and inclusive work environment. We offer opportunities for growth and development, ensuring our team members can thrive and achieve their career goals. Join us and be part of a company that values innovation, excellence, and teamwork. We pride ourselves on offering a holistic range of competitive benefit programs to support your financial, physical and mental wellbeing and personal development. We want you to truly thrive with us – in work and out. For this role, depending on grade and experience, we offer the following employee benefits:

Employer-sponsored medical plan (inc. dental care)

Group Term Life insurance, Group Personal Accident insurance, Group Business Travel insurance.

Leave programs (Annual leave, medical leave, Hospitalization leave, Exam leave etc.)

Benefits are subject to the respective plan rules.

We can provide more information during the recruitment process.

We are a global leader in electrification, powering the electricity era to meet the energy demands of today, and the next 25 years. As the energy arm of Hitachi Group, over three billion people depend on our pioneering, mission-critical technologies to power their daily lives.

With over a century of innovation, we are addressing the most urgent energy challenge of our time: driving the evolution of the world’s energy system to ensure abundant, secure, affordable, and sustainable power for today’s generation and the next.

With an unparalleled installed base in over 140 countries, we are the grid ecosystem partner across the utility, industry, data center, and transportation sectors. Headquartered in Switzerland, we employ over 56,000 people in 60 countries and generate revenues of around $20 billion USD.