High Voltage Senior Authorised Person
ABM UK
High Voltage Senior Authorised Person
ABM UK
Cleans and maintains UK workplaces and airports
ABM UK · Belfast, United Kingdom · Full-time · Posted 2026-11-13
Workplace: on_site
Department: Northern Ireland
Job Title: High Voltage Senior Authorised Person (SAP)
Location: Belfast
Shift Pattern: Monday to Friday, 08:00 - 16:30, 40 hours per week
ABM is one of the world’s largest providers of integrated facility services. A driving force for a cleaner, healthier, and more sustainable world, ABM provides essential services across a wide range of industries – from commercial office buildings to airports, hospitals, data centres, manufacturing plants and distribution centres, and more.
Purpose: To lead operational safety, maintenance and control of the HV and LV systems across the Belfast contract, overseeing the HV AP and LV APs within the Engineering and Compliance team. Reporting to the Engineering Manager, the Senior Authorised Person (SAP) implements the approved Electrical Safety Rules within a written, site-specific appointment.
Key Responsibilities
Service Provision
Lead safe operation and maintenance of the HV and LV systems under the approved Electrical Safety Rules and written appointment, with clear system control and recorded handovers.
Oversee the HV AP, LV APs, Competent Persons and electrical contractors; coordinate work, assess competence and arrange training and adequate authorised cover.
Appoint Competent Persons within delegated authority. Coordinate LV AP assessment and appointment only where expressly authorised by ABM; HV SAP/AP appointments remain with the AE.Verify satisfactory completion or safe suspension of work, personnel and tool withdrawal, document clearance, and the status of earths, locks and keys before restoration. Record outstanding defects and restrictions.
Control LV safe working through the LV APs, including isolation from alternative sources, testing, re-energisation and safety certificates. Treat live working as exceptional: require the Rules’ justification, precautions and written authority, with the AE deciding whether it may proceed.
Ensure personal supervision of HV switchgear work where required, including busbar/circuit spouts and removal of metal-clad switchgear plates. Stop and seek AE guidance where danger or uncertainty arises.
Plan and control HV/LV switching, isolation, earthing and restoration, obtaining the independent checks, AE approvals and personal supervision required by the Rules.
Manage electrical safety documents and recipient briefings, prevent conflicting work and verify safe clearance before restoration.
Enforce LV safe-working arrangements; permit exceptional live work only through the prescribed justification, precautions and AE authorisation.
Coordinate planned maintenance, inspections, testing and defect rectification; keep safety equipment serviceable and test instruments calibrated.
Maintain controlled drawings, mimic diagrams, logs, safety documents and restrictions. Complete required audits, including annual Competent Person audits, and close actions with the AE.
Coordinate outages and essential-supply arrangements with operations, the client and specialists, and lead the authorised response to HV/LV faults and emergencies.
Stop unsafe or disputed work, escalate to the AE and Engineering Manager, and support incident investigations, emergency exercises and safe service handover.
Essential Criteria:
Recognised electrical apprenticeship or equivalent Level 3 electrical qualification, supported by ONC/HNC or equivalent electrical study and/or at least five years relevant experience as required by the appointment criteria.
Recent industrial HV SAP experience, including at least one year in an SAP/AP role or controlling comparable electrical safe systems of work; demonstrable knowledge of the equipment under normal, emergency and fault conditions.
Demonstrable LV system management and safe-working competence, including oversight of LV APs, isolation, testing, supply interfaces and controlled restoration.
Approved HV SAP/AP training and appropriate LV electrical-safety training, with three-year refresher intervals under the referenced Rules; approved emergency first aid including electric-shock treatment, refreshed every three years.
Experience preparing independently checked switching programmes, risk assessments and method statements, and controlling HV/LV safety documents and concurrent work.
Ability to interpret single-line diagrams, protection indications and equipment boundaries; familiarity with safety equipment, keys, notices and test instruments.
Experience supervising APs and contractors, assessing competence, maintaining appointment records and auditing safe working.
Clear technical reporting, reliable records and the confidence to stop unsafe work and escalate to the AE.
Desired Experience / Qualifications
HNC or higher electrical engineering qualification.
Experience with 6.6 kV and 33 kV industrial networks and complex LV systems.
Knowledge of transformers, switchgear, protection, batteries and condition monitoring.
Experience with generation interfaces, network-operator liaison and commissioning handovers.
Experience using CAFM, implementing operational restrictions and improving maintenance reliability.
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ABOUT US
ABM is one of the world’s largest providers of integrated facility services. A driving force for a cleaner, healthier, and more sustainable world, ABM provides essential services that improve the spaces and places that matter most. ABM offers a comprehensive array of facility services that includes cleaning, engineering, parking, electrical & lighting, energy solutions, HVAC & mechanical, security, and mission critical solutions. ABM delivers these custom facility solutions to properties across a wide range of industries – from commercial office buildings to schools, airports, hospitals, data centres, manufacturing plants and distribution centres, entertainment venues and more. In the UK we’re proud to service icon sites across the country with more than 10,000 team members. For more information, visit www.abm.co.uk.
ABM are committed to employment practices that promote diversity and inclusion in employment regardless of age, disability, gender reassignment, sex, marriage and civil partnership status, pregnancy and maternity status, race, religion or belief. We are proud members of the Armed Forces Covenant Employer Recognition Scheme.
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ABM UK cleans, maintains and secures buildings across the UK and Ireland, including offices, hospitals, data centers, airports and rail stations. Its accessible travel teams guide disabled passengers through airports, while its bus services move passengers and crews around transport hubs. Clients pay under service contracts for on-site operations and engineering work on heating, cooling, electrical systems and electric vehicle chargers. Sensors help teams track building conditions, and the ABM Connect platform combines operating data with service reports for clients. Its UK business dates to 1987 and is headquartered at London Heathrow Airport in Hounslow, as part of US-based ABM Industries.
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