High-Voltage Engineering for Live Rail Infrastructure
Consultancy
Engineering-led support across design, planning and delivery — ensuring projects are safe, compliant and buildable from day one.
Â
Compliance
Full alignment with Network Rail and industry standards, backed by structured processes, documentation and audited assurance.
Operations
Safe delivery of HV switching, isolations and emergency fault response within live operational rail environments.
Authorised Personnel
Competent engineers across all levels, delivering HV switching, isolation, testing and safe system access.
Electrification
Support across major electrification programmes, including integration of new HV systems into existing rail infrastructure.
Testing & Commissioning
End-to-end HV/LV testing and commissioning, ensuring safe energisation and fully operational systems.
Delivering safe, compliant and fully integrated HV solutions across the UK rail network — from design support through to commissioning, operations and maintenance.
Our engineers are authorised and experienced across all aspects of high-voltage rail systems, delivering safe and compliant works within live operational environments.
Engineering Capability & Competency
-
Level A & B Authorised Engineers – HV switching, isolations, permits and system control
-
Level C & D Competent Personnel – Substation access, permit acceptance and site operations
-
Testers in Charge / Lead Engineers – Full system testing and commissioning delivery
-
HV System Testing – Section proving, short circuit testing, energisation and entry into service
-
Protection & Control Testing – Siemens, ABB, Schneider (Micom, Siprotec, REF)
-
SCADA & End-to-End Testing – Full system integration from site to control room
-
Switchgear & Transformer Testing – HV/LV systems, autotransformers and infrastructure assets
-
Data & Communication Systems – IEC61850, Modbus, remote monitoring and control systems
-
National Grid & Network Rail Interface Experience
-
Safe energisation of HV traction power systems
-
Seamless integration into live operational railways
-
Fully compliant delivery aligned with Network Rail standards
-
Reduced downtime through structured testing and fault response
-
Long-term operational readiness and system reliability
What We Deliver
Trusted by Tier 1 Contractors Across Critical Rail Infrastructure
