With over 25 years of experience, NSI Mobile Water Solutions , part of Nijhuis Saur Industries (Saur Group), is a leading provider of temporary water and wastewater treatment services. We offer an alternative to fixed plants to help customers maintain continuity of supply to core operations and minimise downtime in a wide range situation 24/7, 365 days a year.

At NSI Mobile Water Solutions, we believe in “Professionalism, Communication, Teamwork, External Focus and Service Excellence”.

Summary

The Control and Instrumentation Engineer supports Mobile Water Solutions playing a key role in bridging technical expertise between commercial and operational teams. You will support commercial teams by identifying and specifying electrical and control system requirements for project implementation. Additionally, you will assist operations by contributing to commissioning packs and ensuring system readiness. A core responsibility of the role includes managing and maintaining PLC software and control systems across the mobile fleet, implementing updates, modifications, and addressing obsolescence to ensure continued reliability and performance of control systems. This is a cross-functional role requiring strong technical knowledge, proactive problem-solving, and effective communication. All Employees in Mobile Water Solutions are fully committed to the organisations’ Environmental and Social Impact goals.

The Control and Instrumentation Engineer reports to the Global Technical Director.

The role is home-based with occasional international travel to support as required.

Job Responsibilities

Control Systems Engineering

• Develop new PLC programs and optimize existing ones.
• Design, specify, and implement control systems in coordination with engineering teams.
• Collaborate with Process Engineers to create functional descriptions.
• Monitor process parameters and generate performance reports both internally and externally.
• Ensure equipment operation aligns with client requirements.
• Provide remote monitoring, diagnostics, and predictive analytics.
  
  

• Assist in delivering technical support to field service operations and commercial teams.
• Support troubleshooting during commissioning and maintenance.
• Prepare commissioning documentation and technical SOPs.
• Provide technical guidance and assist with equipment selection.
• Participate in product development initiatives.
  
  

• Strictly follow Health, Safety and Environmental (HSE) policies and procedures.
• Contribute to continuous improvement in safe working practices.
• Oversee the execution of special projects in the region, including the development of new assets and IX regeneration facilities.
  
  

• Ensure adherence to QHSE policies and standards by fostering a safe, healthy, and environmentally responsible workplace, actively promoting safety initiatives, and complying with regulatory requirements, as the health, safety, and environmental well-being of our employees are fundamental to our organization.
• Report any incidents, near-misses, or hazards promptly to management and assist in the investigation process to prevent future occurrences.
• Oversee the execution of special projects including the development of new assets and regeneration facilities.
  
  

• Follow the Net Zero Commitment of the Saur Group to be an environmentally responsible company.
• Engage in and be part of a socially responsible company creating positive impact to all stakeholders including workers, communities, customers and our planet.
• Ensure high standards of social and environmental performance are continuously met whilst maintaining transparency and accountability.
• Take responsibility and action to protect the health and safety of all employees. Follow relevant, sustainable policies and practices, report social or environmental concerns in their daily work to their line manager and, work collaboratively with colleagues and external stakeholders to support initiatives that enhance the company’s overall social and environmental impact.
• Consistently incorporate social and environmental impact into decision making and follow socially and environmentally responsible practices in daily tasks.
  
  

• Bachelor’s degree or Higher National Diploma (HND) in Electrical/Control Engineering or similar technical discipline.
• Proven experience in a similar role, preferably in the water industry.
• Proficiency with Siemens PLC programming.
• Strong time management, organizational, and IT skills.
• Passion for delivering high-quality service to customers.
• Excellent communication skills, both written and verbal in English.
• Ability to work independently and within a team environment.
• Full UK driving license.