Senior Substation Primary circuits Engineer, T&D

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Position Summary

The Senior Substation Primary Circuits Engineer is responsible for the delivery of primary design engineering for High Voltage Substation projects, up to 400kV, ensuring timely and high-quality production of engineering deliverables related to primary circuits. The role focuses on execution of project design packages, technical accuracy, and coordination of CAD designers/drafters supporting the development of drawings and models. The position requires strong hands-on experience in substation primary engineering and project delivery within transmission and distribution environments.

Key Responsibilities

1. Project Delivery & Execution

• Deliver complete primary circuit engineering packages for HV Substation projects in accordance with project scope, schedule, and quality requirements.
• Prepare and manage design deliverables for different project phases (concept, 30%, IFC, As-Built).
• Coordinate with multidisciplinary teams (Protection & Control, Civil, Structural, BIM, and Construction) to ensure integrated design delivery.
• Support project engineers and managers with technical input, progress tracking, and issue resolution.

2. Primary Design & Engineering

• Develop and produce primary substation design deliverables including:
  • Single Line Diagrams (SLD)
  • Substation layouts and equipment arrangement
  • Busbar and conductor design
  • Electrical clearances and safety procedures in a substation
  • Earthing and lightning protection and lighting calculations of a substation
• Ensure compliance with project specifications, client standards, and international standards (IEC / IEEE / AS).
• Perform technical checks and reviews of primary design drawings and documents.

3. CAD & Drafting Coordination

• Guide and coordinate CAD designers and drafters in the preparation of drawings and models.
• Review and validate drawing quality, consistency, and compliance with standards.
• Ensure timely production and revision of drawings aligned with project delivery milestones.

4. Technical Support & Problem Solving

• Provide technical support during design, procurement, and construction phases when required.
• Resolve engineering and interface issues related to primary equipment and layout.
• Review vendor drawings and technical submissions for primary equipment.

5. Documentation & Deliverables

• Prepare and maintain high-quality engineering documentation and design reports.
• Ensure proper version control and traceability of drawings and deliverables.
• Support preparation of material take-offs and technical specifications when required.

Mandatory Qualifications

Education

• Bachelor’s degree in Electrical Engineering or related field.

Experience

• Minimum 8-10 years of experience in HV Substation Primary Design and project delivery.
• Proven experience in delivering primary engineering packages for transmission/distribution substations.

Technical Skills

• Strong knowledge of HV substation primary design principles and deliverables.
• Proficiency in engineering and drafting tools (AutoCAD, MicroStation; BIM/Revit is an advantage).
• Experience coordinating CAD/drafting resources for drawing production.
• Familiarity with IEC / IEEE standards and utility specifications.
• Understanding of equipment such as transformers, AIS/GIS switchgear, busbars, disconnectors, and grounding systems.

Other Skills

• Strong focus on delivery, quality, and deadlines.
• Good coordination and communication skills within multidisciplinary project teams.
• Ability to work independently in a project delivery environment.

Nice to Have

• Experience working on international HV substation projects.
• Knowledge of BIM / digital engineering workflows.
• Professional Engineer (PE) or equivalent certification.

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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.