Terminal Electrical Technician; CompEx Certified​/Senior Authorised Person; SAP

As the leading player in the UK LPG market, things rarely stand still at Calor, where an innovative and best-practice management culture naturally leads to varied and exciting employment opportunities. Find out more about our exciting and varied opportunities.

e.g. "Operations, Midlands"

• Permanent 1

South East England

• Canvey Island 1

• Operations 1

What we are looking for

An experienced, time-served electrician with extensive knowledge of industrial and petrochemical electrical systems. Qualified to work in hazardous areas with current Comp Ex certification and authorised as a Senior Authorised Person (SAP) to safely manage, isolate, and control high- and low-voltage electrical systems. Experienced in electrical installation, maintenance, fault finding, testing, commissioning, and ensuring compliance with all relevant industry standards and health and safety regulations.

What You’ll Be Doing

• Install, maintain, inspect, test, and repair electrical systems in industrial and petrochemical environments.
• Carry out planned preventative maintenance (PPM) and reactive maintenance on electrical equipment.
• Diagnose and rectify electrical faults efficiently to minimise plant downtime.
• Perform electrical testing, inspection, and commissioning of new and existing installations.
• Work safely within hazardous (Ex) areas in accordance with Comp Ex and ATEX/DSEAR requirements.
• Act as a Senior Authorised Person (SAP), managing electrical isolations, issuing permits, and ensuring the safe operation of HV/LV systems.
• Prepare and review switching schedules, risk assessments, and method statements.
• Ensure all work complies with BS 7671 (IET Wiring Regulations), company procedures, and relevant legislation.
• Supervise and mentor electricians and contractors where required.
• Maintain accurate maintenance records, test certificates, and technical documentation.
• Promote a strong safety culture and ensure compliance with health, safety, and environmental standards.

What We’re Looking For

• Extensive experience in petrochemical, oil & gas, chemical, power generation, or heavy industrial environments.
• Strong knowledge of hazardous area electrical installations and maintenance.
• Competent in reading electrical drawings, schematics, and technical documentation. Excellent fault-finding and diagnostic skills.
• Experience with motors, control panels, MCCs, instrumentation, and distribution systems. Strong understanding of electrical safety procedures, lockout/tagout (LOTO), and permit-to-work systems.
• Excellent communication, leadership, and problem-solving skills. Ability to work independently and as part of a multidisciplinary team

Qualifications

• Time-Served Electrician (Apprenticeship or equivalent). Comp Ex Certification (Ex01–Ex04 or relevant modules).
• Senior Authorised Person (SAP) authorisation.
• NVQ Level 3 in Electrical Installation or equivalent.
• City & Guilds 2365/2330 or equivalent. BS 7671 IET Wiring Regulations (18th Edition). City & Guilds 2391 Inspection & Testing (desirable).
• 1 HV Switching/Authorised Person qualifications (where applicable).

Why Join Us?

At Calor, safety is at the heart of everything we do. This role offers the opportunity to make a genuine impact within a nationally recognised organisation operating in complex and high-risk environments.

You’ll join a collaborative and supportive team where your expertise will help shape process safety standards, influence operational excellence, and contribute to protecting people, communities, and assets across the UK.

Advertised: 14 Oct 2026 GMT Daylight Time
Applications close: 31 Oct 2026 GMT Standard Time