Electrical, Controls, and Instrumentation (EC&I) Maintenance Supervisor

Sutton Bridge Power Station, located in the south-east of Lincolnshire within the South Holland district of England, is a significant 850 MW gas-fired power station. Featuring state-of-the-art GE 9FA turbine technology, the facility plays a crucial role in delivering reliable electricity to local communities and supporting the broader national grid. Its strategic location further enhances operational effectiveness and helps meet regional energy needs.

Opportunity Summary

The Electrical, Controls, and Instrumentation (EC&I) Maintenance Supervisor at Sutton Bridge Power Station will lead the development and execution of maintenance strategies to improve plant reliability, efficiency, and commercial performance. This role involves providing hands-on leadership and technical support to the EC&I team, overseeing maintenance operations, and ensuring strict compliance with health, safety, and environmental regulations. Additionally, the supervisor will manage resources, including CMMS administration, spares availability, and vendor coordination, playing a key part in the ongoing success of the facility.

Your scope of responsibility as EC&I Maintenance Supervisor includes the following key duties:

Strategic Leadership and Engineering Support

• Support the development and execution of the maintenance and engineering strategy, including the implementation of cost-saving initiatives, improvements in reliability and operability, and the maximisation of commercial performance.
• Contribute to engineering strategies that enhance plant flexibility, efficiency, availability, and reliability through root cause analysis and modern maintenance methodologies.
• Assist with continuous improvement initiatives, including plant upgrades, modifications, and project work.
• Ensure full compliance with health, safety, and environmental regulations, as well as relevant statutory requirements.
• Oversee contractor activities on site in accordance with Sutton Bridge Power Station’s safe work practices, including RAMS review and induction verification.

EC&I Maintenance and Operational Delivery

• Provide day-to-day leadership and oversight of the EC&I maintenance function, ensuring the delivery of safe, proactive asset care, as well as effective reactive and emergency maintenance.
• Supervise and support EC&I Technicians, offering technical guidance, mentorship, and promoting skill development.
• Conduct fault-finding, repair, and maintenance of EC&I assets to support plant reliability.
• Assist with the planning, scheduling, and execution of EC&I projects and outages, including ownership of assigned work packages.
• Participate in and help coordinate the call-out rota to ensure continuous operational support.
• Lead the EC&I team in executing maintenance and condition monitoring routines via the CMMS, ensuring alignment with process safety, compliance, and maintenance best practices.

Systems Administration and Resource Management

• Support the Engineering Manager with CMMS administration by reviewing work orders, managing backlogs, and scheduling work to support asset availability.
• Maintain accurate records of all maintenance activities and ensure documentation is current within the CMMS and relevant systems.
• Ensure adequate availability and management of plant spares in collaboration with the Engineering Manager.
• Contribute to vendor oversight and assist with budget control and cost management in coordination with the Engineering Manager.
• Carry out other duties as assigned by plant management.

NAES Safe

Safety is a core value of NAES and, as a condition of employment, all employees are expected to remain alert and work safely at all times. All NAES managers and supervisors have a direct and vital role in ensuring that all work is carried out in a healthy and safe manner. Effectiveness in fulfilling this responsibility forms part of the performance evaluation for each Supervisor. This includes, but is not limited to, the following duties:

• Organise and support regular safety meetings (at least monthly).
• Address safety topics in all group meetings.
• Carry out inspections and observations by establishing a regular inspection regime for the work area and a safety observation process for ongoing tasks.
• Lead these activities in accordance with any policies, requirements, or guidance set out within your business unit, group, or division.
• Engage all NAES colleagues in these activities.
• Analyse findings, raise work orders, and provide training and education to eliminate hazards, address at-risk behaviours, and comply with company and regulatory requirements.
• Conduct safety observation tours of high-risk activities (e.g., confined spaces) to verify employees are following safe practices, company procedures, and relevant health and safety legislation.
• Hold one-to-one discussions with direct reports to talk through safety concerns, communicate expectations, and coach safe behaviours.
• Respond to all safety-related incidents, including injuries, near misses, and other incidents; prepare reports detailing what occurred, identify causes, and recommend corrective actions based on established business unit or division protocols. Follow up to ensure corrective actions are implemented.

Working Relationships

The EC&I Maintenance Supervisor reports to the Engineering Manager and is responsible for overseeing O&M personnel, ensuring the safe and efficient operation of the plant and its associated processes.

Physical Requirements and Working Conditions

Physical requirements include standing for extended periods, climbing stairs and ladders, working from elevated platforms and walkways at varying heights, and routinely lifting up to 23 kilograms (50 pounds).

The power plant environment may involve entering confined spaces, crawling through narrow areas, and handling hazardous materials, with exposure to fumes, extreme temperatures, and noise. Work may include high heat near equipment and varying outdoor weather conditions.

Some duties may require the use of personal protective equipment (PPE), which can include hard hats, safety glasses or other eye protection, respirators or air masks, hearing protection, chemical suits, flame-resistant clothing (FRC), heat-resistant gloves, high-voltage protective gear, and fall protection. Fit testing for respirators may be required in accordance with Canadian standards such as CSA Z94.4. Strict smoking restrictions apply in and around the facility in compliance with applicable provincial and federal legislation.

Fitness for Duty

All employees participate in a Fitness for Duty Programme, which includes a post-offer medical assessment and substance screening. Ongoing random testing may be conducted post-employment.

Work Schedule

The EC&I Maintenance Supervisor works a standard Monday to Friday day shift schedule, providing consistent plant operation and support during normal business hours. This position may occasionally require extended working hours and flexible shift arrangements, including weekends and bank holidays, in response to operational needs, workload demands, or plant conditions. Periodic call-outs or on-call duties may also be required.

Some travel may be required to attend Manager, Owner, User Group, or other off-site meetings.

Benefits Package

• A competitive salary reflective of your experience.
• A personal retirement savings plan — contribute 5% and receive an additional 10% employer top-up, plus life assurance valued at four times your annual salary.
• 25 days’ annual leave plus bank holidays, pro-rated.
• Private medical insurance fully covered by the company.
• Group income protection provided by the company.
• Occupational health services to support your wellbeing.
• Access to our employee assistance programme for support when needed.
• Flexible benefits, including participation in an electric vehicle scheme.

Professional Expertise & Qualifications

We are seeking a strong leader with a relevant technical qualification (HNC, HND, or degree) in Electrical or Controls and Instrumentation Engineering, proven hands-on experience with EC&I and high-voltage systems in power generation or similar industries, excellent communication skills, and proficiency in software and IT tools to effectively manage complex plant operations.

• A relevant technical qualification, ideally at HNC, HND, or degree level, in Electrical and/or Controls and Instrumentation Engineering or a related discipline.
• Proven hands-on maintenance experience with EC&I systems, including EHV and HV electrical generation and distribution systems, Distributed Control Systems (DCS), pressure and flow measurement equipment, and associated controls—preferably within power generation, petrochemical, or process-related environments.
• Practical knowledge of process plant and equipment gained in heavy engineering environments such as power generation (preferably CCGT), petrochemical, offshore oil and gas, steelworks, CHP plants, paper mills, or similar industries.
• Excellent leadership skills with the ability to lead, develop, and inspire a team.
• Ability to manage multiple complex issues effectively in a challenging environment.
• Good understanding of software tools used to facilitate workflow and investigate plant issues.
• Competent in the use of IT equipment.
• Strong communication skills with the ability to work constructively and collaboratively with other station teams.
• Must possess a valid and unrestricted United Kingdom driving licence, and ensure it remains in good standing at all times.

About NAES

NAES Corporation is a leading provider of operations, maintenance, and engineering services for energy facilities. We have built a reputation as a reliable partner for clients internationally, including those in the UK, Canada, Mexico, and the United States, offering services across the power generation, oil and gas, and renewable energy sectors. Our growing family of companies allows us to address the entire life cycle of power generation and other industrial plants.

NAES is committed to a diverse and inclusive workplace. It is the practice of NAES to seek employees of the highest quality and to select individuals based on merit and competence, without regard to race, colour, religion, national origin, gender, gender identity, sexual orientation, age, disability, military status, or any other basis of discrimination.

Experience

• We are seeking a strong leader with a relevant technical qualification (HNC, HND, or degree) in Electrical or Controls and Instrumentation Engineering, proven hands-on experience with EC&I and high-voltage systems in power generation or similar industries, excellent communication skills, and proficiency in software and IT tools to effectively manage complex plant operations.
• A relevant technical qualification, ideally at HNC, HND, or degree level, in Electrical and/or Controls and Instrumentation Engineering or a related discipline.
• Proven hands-on maintenance experience with EC&I systems, including EHV and HV electrical generation and distribution systems, Distributed Control Systems (DCS), pressure and flow measurement equipment, and associated controls—preferably within power generation, petrochemical, or process-related environments.
• Practical knowledge of process plant and equipment gained in heavy engineering environments such as power generation (preferably CCGT), petrochemical, offshore oil and gas, steelworks, CHP plants, paper mills, or similar industries.
• Excellent leadership skills with the ability to lead, develop, and inspire a team.
• Ability to manage multiple complex issues effectively in a challenging environment.
• Good understanding of software tools used to facilitate workflow and investigate plant issues.
• Competent in the use of IT equipment.
• Strong communication skills with the ability to work constructively and collaboratively with other station teams.

Education

• Technical/other training or better in Instrumentation & Control Technology or related field
• Technical/other training or better in Electrical Engineering or related field

Licenses & Certifications

• Driver's License

Skills

• Safety Policies and Procedures
• Safety Plan Creation/Maintenance
• Leadership
• Power Plant Operations
• Power Plant Fundamentals
• Power Generation
• IC&E - Electric, Instrument &Cnrls
• PLC - Programmable Logic Controller
• CMMS
• DCS - Distributed Control System
• SCADA
• Troubleshooting
• Verbal and Written Communications

Behaviors

• Leader: Inspires teammates to follow them
• Innovative: Consistently introduces new ideas and demonstrates original thinking
• Functional Expert: Considered a thought leader on a subject