Associate Director

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The Primary Electrical Design Engineer is responsible for the engineering and design of High Voltage (HV), Extra High Voltage (EHV), and Medium Voltage (MV) substations. The role focuses on the physical (primary) design of AIS/GIS substations, equipment selection, layout engineering, electrical calculations, and preparation of engineering deliverables while ensuring compliance with applicable standards, project specifications, and safety requirements.

• Develop primary design for AIS and GIS substations from concept through detailed engineering.
• Prepare and review Single Line Diagrams (SLDs), General Arrangement (GA) drawings, equipment layouts, sections, elevations, and plot plans.
• Design outdoor switchyards and indoor GIS substations.
• Develop busbar arrangements, conductor layouts, and equipment clearances in accordance with CEA Guideline/IEC/IEEE standards.

Electrical System Design

• Perform engineering calculations for: Power transformer sizing Busbar and conductor sizing; Earthing (grounding) system design Lightning protection system design; Cable sizing and routing; Station service AC/DC systems; Battery sizing; Illumination calculations; Short-circuit withstand checks Busbar force calculations

Equipment Engineering

• Prepare technical specifications and datasheets for: Power Transformers Circuit Breakers Disconnectors & Earthing Switches Current Transformers (CTs) Voltage Transformers (VTs/CVTs) Surge Arresters GIS/AIS equipment Neutral Grounding Equipment Busducts Station Service Transformers HV and MV cables

Engineering Deliverables

• Single Line Diagrams (SLD)
• General Arrangement (GA) Drawings
• Switchyard Layouts
• GIS Building Layouts
• Equipment Foundation Load Inputs
• Cable Trench & Cable Tray Layouts
• Busbar Layouts
• Earthing Layouts
• Lightning Protection Layouts
• Bill of Materials (BOM)
• Material Take-Off (MTO)
• Design Reports and Calculations

Technical Review & Vendor Coordination

• Review vendor drawings, datasheets, calculations, and GA drawings.
• Evaluate technical bids and prepare Technical Bid Evaluation (TBE) reports.
• Resolve vendor technical queries and document deviations.
• Support procurement during equipment selection and approval

• B.E./B.Tech in Electrical Engineering or Electrical & Electronics Engineering.

• Knowledge of AIS/GIS substation design, SLDs, GA drawings, electrical calculations, IEC/IEEE/CEA standards, and AutoCAD.

• Relevant experience in HV/EHV substation design is preferred.

• Exposure to data center projects will be an added advantage.
• Experience working on building projects, including residential, commercial, mixed-use, institutional, and hospitality developments.
• Excellent verbal and written communication skills.

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com. 

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community - where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.