Control, Instrumentation & OT Technician - Holford

Uniper; Middlewich; On-site; GBP 53,000 - 65,000; Full time

Benefits offered by this job

Competitive salary

Company pension

26 days annual leave

Flexible working

Life insurance and health benefits

Career development opportunities

Job summary

Uniper in the United Kingdom is seeking an on-site technician to support the Lead C&I Engineer with maintenance strategy and to assist the OT Security Engineer in cyber risk mitigation. You will investigate issues, perform routine OT cyber maintenance, and keep asset inventories, network diagrams, and records up to date.

The role requires a Technical apprenticeship Level 3 and proven C&I/industrial automation maintenance experience, with knowledge of DCS, P&ID, and OT security concepts.

Qualifications

• Technical apprenticeship with Level 3 or equivalent.
• Experience in cyber security / control engineering / automation.
• Ability to read engineering drawings and PLC logic.

Responsibilities

• Support Lead C&I Engineer with maintenance strategy delivery.
• Assist OT Security Engineer with cyber risk mitigation activities.
• Investigate and resolve field instrument issues and OT faults.
• Carry out routine OT cyber maintenance, patching, and inventory upkeep.
• Prepare maintenance orders and deliver work packages.
• Support OT security controls and incident investigations.

Skills

Technical apprenticeship

C&I maintenance

Industrial automation

Sensors and actuators

PLC logic reading

DCS knowledge

OT security principles

Education

Technical apprenticeship Level 3

Tools

ABB 800xA

Job description

We are Uniper

At Uniper, we are pro-actively transforming the world of energy whilst at the same time ensuring security of energy supply. As an internationally operating company, we work in very diverse teams with the greatest possible working time flexibility for our employees. Our corporate culture is characterized by equal opportunities, mutual appreciation, and respect. With us, you will be able to develop new business models, work on technological solutions for a modern, sustainable, and future-oriented energy supply as well as pro-actively help to shape changes. Interested? Then we will look forward to meeting you!

Your responsibilities

• Support the Lead C & I Engineer with the delivery of the site Control and Instrumentation Maintenance and Engineering Strategy
• Support the OT Security Engineer with the technical execution of Operational Technology (OT) maintenance for cyber security risk mitigation.
• Investigate and resolve emergent issues for field instrument and control equipment.
• Carry out routine OT cyber security maintenance activities under approved procedures, including patching support, antivirus updates, application control support, and upkeep of OT asset inventories, network diagrams, and records.
• Prepare maintenance orders for on-site works
• Delivery of 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.

Your profile

Essential

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

Desirable

• Has a basic understanding of cyber security principles and standards (e.g. IEC 62443, ISO 2700x) and demonstrates a willingness to learn and develop further in this area.
• An understanding of the health, safety and environmental aspects of the management of external service providers activities.
• Experience of trouble shooting DCS / PLC systems ideally ABB 800xA
• Understanding of Functional Safety & DSEAR topics.
• COMPEX modules 1-4
• Functional Safety Qualification

Your qualities

At Uniper, we not only reward our employees with attractive salaries, an excellent company pension and health related benefits for their hard work and dedication to shaping the future energy transition. You can also expect a supportive working culture that offers a wide range of creative and innovative ideas. We enable various flexible working arrangements, whilst also supporting with home office equipment.

Through regular training and workshops, together we work towards visualising yourself in our company as if it were your own. We support you in highlighting your individual potential, achieving your personal goals, and reaching your ambitions. We invite you to become part of our diverse company with international colleagues from more than 80 countries. As an employer, Uniper has committed itself to providing special support to certain areas:

• Competitive salary
• Personal development and Learning opportunities
• Enhanced company pension - With 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 a range of flexible benefits such as Share Incentive Plan, Dental, Critical Illness and Life Insurance, Cycle2Work, or buy and sell extra holiday
• Future career opportunities (UK & International) with a strong focus on Diversity Equity and Inclusion

Our employees are the reason for our success. Therefore, you will find many other benefits at the local level to help you reach your potential. Energy evolutionary wanted!

Your contact

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

[e-mail]

Please note, any CV's sent via email would not be taken into consideration. All CV's must be submitted via the online application process only.

Job information

Contract type: Unlimited

Working Hours: Full Time

Start Date: ASAP

Deadline: 04/09/2026

Salary: £53,000 - £65,000

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