Control, Instrumentation & OT Technician - Holford

Job Overview

Control, Instrumentation & Operating Technology (OT) Technician at Holford Gas Storage, a key player in the UK energy portfolio.

Location:

Middlewich, GB, CW10 9NF

Country/Region: GB

Contract type:
Unlimited

Working hours:

Full Time

Start Date:

ASAP

Deadline: 14/07/2026

• Support the Lead C & I Engineer with delivery of Control and Instrumentation Maintenance and Engineering Strategy
• Support the OT Security Engineer with technical execution of OT maintenance for cybersecurity risk mitigation
• Investigate and resolve emergent issues for field instrument and control equipment
• Carry out routine OT cybersecurity maintenance activities under approved procedures, including patching, antivirus updates, application control support, and upkeep of OT asset inventories, network diagrams, and records
• Prepare maintenance orders for on-site works
• Deliver packages of work within areas of competence
• Support operation and upkeep of OT security controls and infrastructure, carrying out maintenance activities and corrective actions arising from assessments, audits, or engineering decisions
• Provide technical assistance during OT cyber or OT-related incidents and fault investigations through information gathering, directed checks, and execution of corrective actions

• Technical apprenticeship, including Level 3 Qualification or equivalent qualifications and experience in cyber security, control engineering, or automation engineering
• Proven C & I or industrial automation maintenance experience
• Demonstrable experience and understanding of sensors, actuators, and signal conditioning equipment; ability to read PLC logic in various languages is beneficial but not essential
• Working knowledge of Distributed Control Systems, Process Control concepts, and OT security principles
• Basic awareness of common OT cybersecurity controls (e.g., network segmentation, access control, patching, logging) and their application in industrial environments
• Ability to read and interpret engineering drawings such as P&IDs, panel schematics, logic diagrams, loop drawings, and cause-and-effect charts

• Basic understanding of cyber security principles and standards (e.g., IEC 62443, ISO 2700x) and willingness to learn
• Understanding of health, safety and environmental aspects of external service provider management
• Experience troubleshooting DCS/PLC systems, ideally ABB 800xA
• Understanding of Functional Safety & DSEAR topics
• COMPEX modules 1-4
• Functional Safety Qualification

• Personal development and learning opportunities
• Enhanced company pension – up to 12% company contributions
• 26 days annual leave plus Bank Holidays
• Electric vehicle charging at our sites
• In‑house Occupational Health Services
• Company funded Private Medical Insurance including free GP service
• Performance related benefits
• Access to flexible benefits such as Share Incentive Plan, Dental, Critical Illness, Life Insurance, Cycle2
  
  Work, or buy and sell extra holiday
• Future career opportunities (UK & International) with a strong focus on Diversity, Equity and Inclusion

Should you have any questions about this opportunity, please contact the UK Talent Acquisition Manager: dominic.lindseyrgy.

All CVs must be submitted via the online application process only.

As an employer, Uniper is committed to diversity and equal opportunities. We encourage applications from suitably qualified individuals regardless of gender, origin, disability, age, religion, ideology, sexual identity or marital status. We live inclusion and support flexible working.