HV Substation Protection & Control Engineer

Hiya Energy; Glasgow; Hybrid; GBP 70,000 - 100,000; Full time

Job summary

Hiya Energy is seeking a Protection & Controls Engineer to join a growing EPC business, delivering protection, control, and SCADA systems for high‑voltage substations and BESS across the UK. You will work within a multi‑disciplinary team to design and integrate protection and control solutions from concept through commissioning on major renewable energy and grid projects.

You will contribute to FAT/SAT, commissioning, and cross‑functional collaboration, liaising with DNOs and National Grid to

Qualifications

• Degree in Electrical or Power Engineering.
• Experience delivering protection and control designs for HV substations and/or BESS projects.
• Knowledge of protection schemes, relay settings, and SCADA/RTU systems.
• Familiarity with National Grid, DNO, ENA standards.

Responsibilities

• Design protection and control systems for HV substations (11–400kV) and BESS grid connection projects.
• Produce and review protection schematics, relay settings, wiring diagrams, SLDs, and SCADA documentation.
• Support FAT/SAT, commissioning activities, and collaborate with engineering, procurement, and construction teams.
• Liaise with DNOs, National Grid, and other stakeholders to ensure designs meet standards and grid compliance requirements.

Skills

Protection system design

HV substation design

Relay configuration

SCADA/RTU systems

IEC 61850 knowledge

Stakeholder liaison

Education

Degree in Electrical or Power Engineering

Tools

Relay configuration software

SCADA/RTU platforms

IEC 61850

Job description

Hiya Energy is seeking a Protection & Controls Engineer to join a growing EPC business, delivering protection, control, and SCADA systems for high‑voltage substations and BESS across the UK. You will work within a multi‑disciplinary team to design and integrate protection and control solutions from concept through commissioning on major renewable energy and grid projects.

You will contribute to FAT/SAT, commissioning, and cross‑functional collaboration, liaising with DNOs and National Grid to