Senior High Voltage Substation Lead & Equipment Expert

Neoen; Paris; On-site; EUR 90,000 - 130,000; Full time

Job summary

Neoen is seeking a High Voltage expert to act as the technical owner for HV substations and HV equipment across Solar, Wind, Storage and Datacenter plants. You will guide design, permitting, procurement, construction, commissioning and operations.

Key tasks include writing technical specs for HV transformers, reviewing contractor designs, supporting early-stage development with layout concepts, and auditing substations in construction and operation.

Qualifications

• Experience in HV substations design and permitting.
• Knowledge of HV equipment design and layout requirements.
• Familiarity with procurement support and supplier evaluation.

Responsibilities

• Develop and enhance guidelines and technical specs for HV substations (66 kV–550 kV) and HV equipment.
• Define HV substation architecture and redundancy for each project (busbar, N-1, transformer and protection duplication, DC supply, telecom, SCADA).
• Assist Procurement by drafting technical specs for HV transformers and equipment; review offers and test plans.

Skills

HV substations

Substation design

Redundancy concepts

Busbar configuration

N-1 criteria

Transformers

Protection systems

DC power supplies

Telecom

SCADA

Job description

Neoen is seeking a High Voltage expert to act as the technical owner for HV substations and HV equipment across Solar, Wind, Storage and Datacenter plants. You will guide design, permitting, procurement, construction, commissioning and operations.

Key tasks include writing technical specs for HV transformers, reviewing contractor designs, supporting early-stage development with layout concepts, and auditing substations in construction and operation.