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Secondary Electrical Design Engineer (HV Substation)

Sperton Global AS


Job Location:

Karachi - Pakistan

Monthly Salary: Not provided by the employer
Posted: 16 September 2026 (6 hours ago)
Application Deadline: 14 December 2026
Vacancies: 1 Vacancy

Job Summary

Job Title: Secondary Electrical Design Engineer (HV Substation)
Location: Karachi Pakistan
Job Type: Permanent

We are seeking an experienced Senior Secondary Electrical Engineer HV Substations to join our engineering team and support the design and delivery of high-voltage substation projects. The successful candidate will have strong expertise in secondary engineering and protection/control systems for HV substations with experience across indoor and outdoor AIS/GIS substations up to 220kV.

Experience in the renewable energy sector will be considered a strong advantage. The role requires a technically strong engineer who can work effectively with multidisciplinary teams suppliers and project stakeholders while producing high-quality engineering documentation and technical deliverables.

Key Responsibilities:
  • Secondary Engineering and Design of HV Indoor/Outdoor AIS/GIS Substations up to 220kV.

  • Design of secondary basic documents including SLD Protection Logics Diagrams and Interlocking Logic Diagrams

  • Preparation of Signal Lists for SAS/SCADA Protection Alarm Event & Fault recording signals.

  • Checking & Interfacing of Supplier Drawings. (e.g. GIS/AIS Drawings AC/DC System Drawings Transformer Drawings etc).

  • CT and VT sizing calculations and DC battery sizing calculations.

  • Cable Planning schedules and preparation of Interface documents (Termination Details) to integrate the substation equipment.

  • Supporting the project team to prepare BOQ and technical proposals.

Key Requirements:
  • BSc/MSc in Electrical Engineering.

  • 5 years of relevant post-qualification experience.

  • Proficient in AutoCAD Etap.

  • Fully conversant with the latest IFC and IFFE standards and technologies on Secondary Engineering / Design of HV Substations (experience in Renewable sector would be a plus).

  • Strong technical reporting & teamwork skills.

Recruitment Partner: Sperton

This position is being managed by Sperton a global talent partner connecting high-performing professionals with leading organizations worldwide.