Join the team responsible for the network infrastructure that underpins water treatment, pumping, telemetry, and operational control systems across the Anglian Water region. Operational Technology (OT) sits at the heart of how we monitor, control and operate our water and water recycling assets. From treatment processes and pumping stations to remote monitoring and industrial automation, these systems are critical to maintaining resilient services for our customers and protecting the environment.
As an OT Network Engineer, you'll help solve real-world networking challenges across hundreds of operational sites, improving resilience, cyber security and supportability of the networks that underpin water treatment, pumping and telemetry services across the region.
You will work at the centre of a rapidly evolving environment, helping to deliver secure, reliable and resilient network services while supporting major digital transformation and operational technology programmes. You'll play a key role in improving resilience, security and supportability across critical operational services used every day across the Anglian Water region.
Monitor, maintain and support Operational Technology network infrastructure across the Anglian Water region
Troubleshoot and resolve complex network issues, ensuring high levels of service availability and resilience
Manage and maintain routers, firewalls, switches, VLANs, subnets and network security controls
Respond to system alerts, incidents and security events, ensuring risks are identified and addressed quickly
Support vulnerability remediation and cyber security activities in collaboration with security teams
Participate in a 24/7 standby rota to support critical Operational Technology services
Manage firmware updates, network patches and infrastructure lifecycle activities
Support projects delivering new Operational Technology solutions, providing technical input to designs, testing and implementation
Lead testing activities for Operational Technology network changes and upgrades
Maintain accurate asset records and ensure compliance with change management processes
Drive continuous improvement initiatives focused on network performance, security and resilience
Experience maintaining and supporting complex TCP/IP network environments
Strong understanding of networking technologies, routing protocols, subnetting and IP address management
Experience troubleshooting network infrastructure issues in operational or business-critical environments
Strong understanding of cyber security principles and network security controls
Experience working within IT service management and change management processes
Excellent analytical, problem-solving and fault-finding skills
Strong communication and stakeholder management skills
Experience supporting projects and technical change activity
Full UK Driving Licence
The role requires CTC security clearance, or the ability to obtain it
Experience working within Operational Technology, industrial control, SCADA or telemetry environments.
Experience with Azure, AWS or other cloud environments. Knowledge of user acceptance testing and release management.
Relevant networking or infrastructure qualifications.
Experience working within utilities, manufacturing or other industrial sectors.
At Anglian Water, we are driven by purpose - delivering resilient services while protecting the environment for future generations.
In this role, you will help maintain and secure critical infrastructure that underpins water and water recycling operations, work within a growing Operational Technology domain supporting Industry 4.0 and digital transformation initiatives, and gain exposure to cutting-edge networking, cyber security and operational technology solutions.
You will contribute to projects that directly improve performance, resilience, leakage reduction and environmental outcomes, while being part of a collaborative team that values innovation, learning and continuous improvement.
26 days annual leave plus bank holidays (increasing with length of service)
Flexible working options
Private health care
Competitive pension scheme - Anglian Water double-matches contributions up to 7%
Life assurance at eight times your salary
Annual bonus
Potential funded car allowance depending on evidenced business mileage
Personal medical assessments
Virtual GP service
Cancer screening
Financial wellbeing support and salary finance benefits
Lifestyle savings including discounts on retail, travel and utilities
Employee Assistance Programme
Volunteer days
We are committed to creating a workplace where everyone feels they belong. We are proud signatories of the Social Mobility Pledge, Race at Work Charter and Armed Forces Covenant, and we are a Disability Confident employer.
#loveeverydrop!
#LI-LJ1
Skills Required
- Experience maintaining and supporting complex TCP/IP network environments
- Strong understanding of networking technologies, routing protocols, subnetting and IP address management
- Experience troubleshooting network infrastructure issues in operational or business-critical environments
- Strong understanding of cyber security principles and network security controls
- Experience working within IT service management and change management processes
- Excellent analytical, problem-solving and fault-finding skills
- Strong communication and stakeholder management skills
- Experience supporting projects and technical change activity
- Willingness to participate in a 24/7 standby rota to support critical OT services
- Full UK Driving Licence
- CTC security clearance, or the ability to obtain it
- Experience working within Operational Technology, industrial control, SCADA or telemetry environments
- Experience with Azure, AWS or other cloud environments
- Relevant networking or infrastructure qualifications
- Experience working within utilities, manufacturing or other industrial sectors
What We Do
Associated Wholesale Grocers (AWG) is the nation's largest cooperative food wholesaler to independently owned supermarkets, providing distribution, marketing, and development services.








