Secondary Engineer
Core
Design and engineering of secondary systems (control, protection, relay panels, auxiliary power) for high-voltage electrical equipment including AIS and GIS.
Role type
Secondary Systems Engineer
Builds
Control & Relay Panel schemes, Protection SLDs, circuit diagrams, cable schedules, and functional design standards for power substations.
Domain
Power Generation & Transmission / Electrical Engineering (via careerplan.io/jobs/R0143405-secondary-engineer-at-hitachi)
Required skills
Secondary system design, Protection SLD preparation, Relay configuration, Circuit diagram creation, Cable sizing, CT/VT sizing, Vendor offer evaluation, FAT/SAT coordination, As Built documentation, Technical risk assessment, Interface engineering with SCADA/RTU.
Preferred skills
Panel Engineering expertise (layouts, wiring tables), Voltage drop calculation, Quality system implementation.
Technologies
SCADA, RTU, Tele protection, GIS, AIS, Control & Relay Panels, SLDs.
Responsibilities
Review tender documents and prepare Design Intent Documents; Prepare Protection SLDs, signal lists, trip matrices, and logics; Review vendor drawings for Control & Relay panels; Prepare schematic, circuit, and wiring diagrams; Size auxiliary power systems (AC/DC panels, batteries, chargers); Coordinate with primary equipment teams and vendors; Support erection and commissioning as interface engineer; Ensure on-time delivery of design deliverables.
Seniority
Mid-level, hands-on IC
