Primary Design Engineer

SJ Group; Bengaluru; On-site; INR 1,500,000 - 2,800,000; Full time

Job summary

Surbana Jurong seeks an experienced Primary Design Engineer – Power & Energy to join our Bangalore team, delivering HV/EHV substation primary design for international projects. You will develop SLDs, GA drawings, layouts and equipment data sheets with global standards compliance.

The role requires 8–15 years of experience, proficiency in AutoCAD, and coordination across multiple disciplines to meet quality, schedule and budget targets.

Qualifications

• Bachelor's degree in Electrical Engineering or equivalent.
• 8–15 years of relevant experience in substation primary engineering/design.
• Experience with engineering consultants, EPC organisations, utilities or power‑sector organisations preferred.
• Candidates with experience in Saudi Arabia / GCC utility projects will be preferred.

Responsibilities

• Develop primary substation designs for HV/EHV substations, including AIS/GIS systems and associated equipment.
• Prepare and review Single Line Diagrams (SLDs), General Arrangement (GA) drawings, equipment layouts, sections and elevations.
• Develop substation layouts considering electrical clearances, equipment arrangement, access, maintainability and constructability.
• Prepare equipment specifications and data sheets for transformers, circuit breakers, isolators, CTs, VTs/CVTs, surge arresters, busbars and other primary equipment.
• Undertake busbar and equipment sizing, electrical clearances and related primary design calculations.
• Coordinate with Protection & Control, Civil/Structural, Secondary, SCADA and other engineering disciplines.
• Review vendor drawings, technical submissions and engineering documents for compliance with project requirements.
• Support preparation of technical specifications, material requisitions, design reports and engineering schedules.
• Participate in design reviews, technical meetings and client discussions.
• Ensure engineering deliverables are completed within agreed quality, schedule and budget requirements.
• Provide technical support during construction, commissioning and resolution of site queries where required.
• Ensure designs comply with relevant IEC/BS/IEEE standards, client specifications and utility requirements.

Skills

HV/EHV substation design

AutoCAD

SLD & GA development

Multidisciplinary coordination

IEC/IEEE/BS standards

International project experience

132kV-400kV experience

Education

Bachelor's degree in Electrical Engineering

Tools

AutoCAD

Job description

Role Overview We are looking for an experienced Primary Design Engineer – Power & Energy to join our Bangalore engineering team and support international substation and power infrastructure projects. The role will be responsible for the primary engineering and design of HV/EHV substations, ensuring compliance with applicable international standards, client specifications, and project requirements.

Key Responsibilities

• Develop primary substation designs for HV/EHV substations, including AIS/GIS systems and associated equipment.
• Prepare and review Single Line Diagrams (SLDs), General Arrangement (GA) drawings, equipment layouts, sections and elevations.
• Develop substation layouts considering electrical clearances, equipment arrangement, access, maintainability and constructability.
• Prepare equipment specifications and data sheets for transformers, circuit breakers, isolators, CTs, VTs/CVTs, surge arresters, busbars and other primary equipment.
• Undertake busbar and equipment sizing, electrical clearances and related primary design calculations.
• Coordinate with Protection & Control, Civil/Structural, Secondary, SCADA and other engineering disciplines.
• Review vendor drawings, technical submissions and engineering documents for compliance with project requirements.
• Support preparation of technical specifications, material requisitions, design reports and engineering schedules.
• Participate in design reviews, technical meetings and client discussions.
• Ensure engineering deliverables are completed within agreed quality, schedule and budget requirements.
• Provide technical support during construction, commissioning and resolution of site queries where required.
• Ensure designs comply with relevant IEC/BS/IEEE standards, client specifications and utility requirements.

Required Technical Skills

• Strong experience in HV/EHV substation primary engineering and design.
• Experience with AIS and/or GIS substations, preferably in the 132kV, 220kV, 400kV or higher voltage range.
• Good knowledge of substation primary equipment and electrical clearances.
• Experience in developing and reviewing SLDs, GAs, layouts, sections and equipment arrangements.
• Understanding of earthing, lightning protection, busbar arrangements and substation clearances.
• Knowledge of relevant IEC/IEEE/BS standards and international utility practices.
• Experience working on international projects, preferably Middle East/KSA projects, will be an advantage.
• Proficiency in AutoCAD; knowledge of relevant electrical engineering/design software is desirable.
• Good coordination and communication skills with multidisciplinary and international teams.

Education & Experience

• Bachelor's degree in Electrical Engineering or equivalent.
• 8–15 years of relevant experience in substation primary engineering/design.
• Experience with engineering consultants, EPC organisations, utilities or power‑sector organisations preferred.
• Candidates with experience in Saudi Arabia / GCC utility projects will be preferred.

Key Competencies

• Primary Substation Engineering
• HV/EHV Substation Design
• AIS/GIS
• Primary Equipment Selection
• SLD & GA Development
• Electrical Clearances
• Technical Documentation
• Multidisciplinary Coordination
• Client & Vendor Coordination
• International Project Delivery

At Surbana Jurong, we put talent, hard work, teamwork and a fun workplace together to approach problems and solve them creatively and collaboratively. Join us in making a positive impact on the world!