E&I Maintenance Technician

OLG Recruitment; Royston; On-site; GBP 32,000 - 45,000; Full time

Job summary

OLG Recruitment seeks an experienced E&I Technician for a temporary contract at a Royston chemical refinery. You will provide electrical and instrumentation support, troubleshoot breakdowns, and perform installation and maintenance tasks in a hazardous environment.

The role requires COMPEX and ATEX knowledge, strong fault-finding skills, and the ability to work 12.5-hour shifts, including weekends, on a 5 on/4 off cycle. Previous experience in process or refinery settings is essential.

Qualifications

• Proven experience as an E&I Technician in chemical/process/refinery environments.
• COMPEX knowledge is essential.
• ATEX knowledge is essential.
• Strong fault-finding and troubleshooting in electrical/instrumentation systems.

Responsibilities

• Provide electrical and instrumentation support across the refinery and chemical plant.
• Respond to plant breakdowns and assist with fault finding and troubleshooting.
• Diagnose and resolve electrical and instrumentation issues to minimise downtime.
• Support maintenance activities across electrical, instrumentation and associated plant systems.
• Carry out installation, modification and maintenance work as required.
• Work safely within a hazardous chemical-processing environment.
• Ensure all work complies with site safety procedures and standards.
• Support the wider maintenance team with planned and reactive maintenance.
• Identify potential equipment issues and contribute to preventative maintenance.
• Maintain accurate records and documentation of maintenance activities.
• Collaborate with operations, maintenance and engineering teams to ensure reliable plant operation.

Skills

Electrical fault-finding

Instrumentation

COMPEX knowledge

ATEX knowledge

Installation & maintenance

Hazardous area safety

Job description

E&I Maintenance Technician – Temporary Contract

Location: Royston

Contract: Temporary, approximately 3–6 months

Shift Pattern: 5 and 4 block rotation

Hours: 12.5-hour shifts, 6:30am–7:00pm, including weekends

About the Role

We are currently recruiting for an experienced E&I Technician to join a precious metals refinery chemical plant based in Royston on a temporary contract for approximately 3–6 months.

The successful candidate will provide electrical and instrumentation support across the plant, assisting with breakdowns, fault finding, troubleshooting, maintenance and installation activities. This is a hands‑on role within a chemical processing environment, where strong knowledge of COMPEX and ATEX requirements is essential.

Key Responsibilities

• Provide electrical and instrumentation support across the refinery and chemical plant.
• Respond to plant breakdowns and assist with fault finding and troubleshooting.
• Diagnose and resolve electrical and instrumentation issues to minimise plant downtime.
• Support maintenance activities across electrical, instrumentation and associated plant systems.
• Carry out installation, modification and maintenance work as required.
• Work safely within a hazardous chemical-processing environment.
• Ensure all work is completed in accordance with site safety procedures, permits and relevant standards.
• Support the wider maintenance team with planned and reactive maintenance activities.
• Identify potential equipment issues and contribute to preventative maintenance.
• Maintain accurate records and documentation relating to maintenance and engineering activities.
• Work collaboratively with operations, maintenance and engineering teams to ensure reliable plant operation.

Essential Requirements

• Proven experience working as an E&I Technician / Electrical & Instrumentation Technician.
• Previous experience within a chemical, process, refinery or similarly hazardous industrial environment.
• COMPEX knowledge and experience – essential.
• ATEX knowledge and experience – essential.
• Strong electrical fault-finding and troubleshooting experience.
• Instrumentation and control systems experience.
• Experience supporting breakdowns and reactive maintenance.
• Experience with electrical and instrumentation installation and maintenance.
• Strong understanding of safe working practices within hazardous areas.
• Ability to work independently and as part of a wider maintenance team.
• Willingness and ability to work a 12.5-hour shift rota, including weekends.