---
title: "HV Electrical Assurance… at JSM – Hertsmere, United Kingdom"
canonical: "https://www.metaintro.com/job/hv-electrical-assurance-engineer-at-jsm-65f06321-9ff7-5efd-8be7-2e23ee1700a4"
language: "en"
author: "Metaintro"
---

[![JSM logo](/api/company-logo?url=https%3A%2F%2Fwww.jsm.com%2Fwp-content%2Fuploads%2F2024%2F11%2FJSM-LOGO_JADE.svg&sig=aoi739STBfc7SLZ6elDSGqodwmf69gHfygQzrARGP6E)](/company/jsm)[JSM](/company/jsm)
# HV Electrical Assurance Engineer at JSM

Department: Safety, Health, Environment & Quality

**Setup**
: Hybrid

**Location**
: Hertsmere, England

**Type**
: Full-time

**Level**
: senior

**Posted**
: Sep 18, 2026

## Description

JSM Group is hiring an HV Electrical Assurance Engineer to serve as the senior technical authority on electrical safety and quality across its Power Division. The role covers high-voltage safety compliance, NERS accreditation, audits and inspections of work up to 132kV, substations safety log duties, National Grid OC8 Code compliance, training and assessment of HV personnel, and investigation of significant safety and quality issues. It is based in Potters Bar with occasional travel to operational sites across the United Kingdom and requires extensive Senior Authorised Person experience, deep HV electrical expertise, an HNC in Electrical Engineering or equivalent, and at least three years of Senior Authorised Person experience.

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