OT Network Systems Engineer

30th October, 2026

OT NETWORK SYSTEMS ENGINEER

Location: Great Yarmouth (Office based)

Company: ODE Asset Management Limited (ODE) Contract: Permanent | Full Time (40 hours per week)

About ODE Asset Management:

ODE Asset Management Limited (ODE) is an established Asset Management and Operations Support provider with offices in Aberdeen and Great Yarmouth. As part of the DORIS Group, we deliver engineering, integrity management, project and operational support services across the UK energy sector, supporting the safe, reliable and efficient operation of critical offshore and onshore assets.

Our success is built on technical excellence, strong operational governance and a commitment to safety, asset integrity and continuous improvement.

About the OT Network Systems Engineer Role:

We are looking for an experienced and motivated OT Network Systems Engineer to join our Asset Support Team based in Great Yarmouth.

This is an exciting opportunity to take a key technical role in supporting the Operational Technology (OT) networks and industrial control systems infrastructure across ODE’s offshore oil and gas assets.

You will act as the focal point for offshore control system communications and network infrastructure, ensuring systems are maintained, secure, reliable and compliant with relevant industry standards.

The role combines hands-on technical engineering, network maintenance, cybersecurity compliance and coordination of specialist third-party support. You will be responsible for supporting the installation, configuration, maintenance and troubleshooting of network systems across offshore platforms, working closely with operational teams, engineering colleagues and external contractors.

This is a varied and technically challenging position, offering the opportunity to contribute directly to the safety, integrity and operational performance of critical offshore infrastructure.

Key responsibilities include:

OT Networks & Infrastructure Management

  • Managing the maintenance, testing and ongoing reliability of offshore network infrastructure through the company’s maintenance management systems.

 

  • Supporting the installation, configuration and maintenance of offshore industrial control system networks.

 

  • Acting as the technical focal point for control system communications and network infrastructure across assigned offshore assets.

 

  • Maintaining accurate hardware and software inventories, asset registers and maintenance records.

 

  • Ensuring network infrastructure complies with established asset hardware standards.

 

  • Providing technical support and troubleshooting across network systems, identifying and resolving faults to minimise operational disruption.

 

  • Supporting the maintenance of associated server, virtualisation, storage and backup infrastructure.

Cybersecurity & Compliance

  • Ensuring OT network infrastructure complies with company cybersecurity requirements and relevant industry standards, including OG/86 and IEC 62443.

 

  • Participating in Management of Change (MoC) meetings relating to offshore network infrastructure.

 

  • Supporting the assessment and implementation of network changes in accordance with established procedures.

 

  • Ensuring work is undertaken in compliance with ODE’s Permit-to-Work systems and risk assessment requirements.

 

  • Promoting a proactive approach to network security, operational reliability and continuous improvement.

Technical Support & Contractor Coordination

  • Coordinating and supervising specialist third-party maintenance activities and offshore visits.

 

  • Working collaboratively with Operations, Engineering and external service providers to ensure effective maintenance and technical support.

 

  • Supporting offshore network infrastructure activities, including site visits, troubleshooting and system maintenance.

 

  • Maintaining familiarity with associated telecommunications systems, including VSAT, Line of Sight (LOS) communications and PABX systems.

 

  • Preparing clear technical reports and communicating issues, recommendations and progress to relevant stakeholders.

Skills, Experience and qualities we are looking for:

Essential

  • Demonstrable experience in the design, configuration and maintenance of industrial control system networks, preferably within offshore oil and gas or a similar industrial environment.
  • Relevant networking and cybersecurity certification, such as CompTIA, Cisco or equivalent.
  • Good working knowledge of industrial network infrastructure, communications systems and associated technologies.
  • Understanding of OT cybersecurity principles and relevant standards, including IEC 62443 and OG/86.
  • Working knowledge of Windows Server, Linux, Microsoft SQL and VMware technologies, including ESXi and vCenter.
  • Familiarity with network storage technologies and Veeam backup and replication software.
  • Strong technical troubleshooting and problem-solving skills, with the ability to diagnose and resolve complex network issues.
  • Experience maintaining accurate technical documentation, hardware/software inventories and maintenance records.
  • Excellent organisational skills with the ability to manage multiple priorities and work to deadlines.
  • Strong written and verbal communication skills, including technical report writing.
  • Ability to work independently and collaboratively with multidisciplinary teams and external contractors.
  • Proactive, self-motivated approach with a strong commitment to safety and operational reliability.
  • Full and valid driving licence.
  • Flexibility and willingness to travel offshore, work away from the Great Yarmouth office and attend other UK locations as required.

Desirable

  • Previous experience supporting offshore oil and gas production facilities, particularly industrial control systems and associated network infrastructure.
  • Experience working within an Operational Technology (OT) environment supporting safety-critical operational assets.
  • Experience coordinating specialist third-party contractors and offshore maintenance activities.
  • Knowledge of telecommunications systems, including VSAT, Line of Sight (LOS) and PABX.
  • Experience participating in Management of Change processes.
  • Familiarity with offshore Permit-to-Work systems and risk assessment procedures.
  • Experience supporting network infrastructure across multiple operational sites or assets.
  • Current offshore survival and medical certification.

Why Join ODE?

At ODE, you’ll join an experienced and collaborative organisation supporting technically challenging offshore assets across the UK energy sector.

This role offers an excellent opportunity to apply your networking, systems engineering and cybersecurity expertise within a specialist operational environment, where the reliability and security of technology infrastructure are essential to safe and efficient asset performance.

You’ll work alongside experienced engineering and operational professionals, gaining exposure to a diverse range of industrial control systems, network technologies and offshore operations.

In return, we offer a competitive salary and benefits package, including:

  • A competitive salary
  • Minimum 25 days annual leave (plus bank holidays)
  • Generous Company pension scheme
  • Company performance-related bonus
  • Salary sacrifice electric car scheme
  • Sick pay
  • Life insurance
  • Private medical and dental insurance
  • Employee Assistance Programme

How to Apply:

If you have experience in OT networking, industrial control systems or network infrastructure engineering and are looking for a technically challenging role supporting offshore operations, we’d like to hear from you.

Please submit your CV together with a covering email or letter outlining:

  • Your relevant OT networking, industrial control systems and infrastructure experience.
  • Your experience of cybersecurity, network maintenance and troubleshooting.
  • Why you are interested in joining ODE as an OT Network Systems Engineer.

Applications should be sent to: odeam-recruitment@ode-ltd.co.uk

Closing Date: Monday 9 November 2026

 

Applicants must have the legal right to work in the UK at the time of application.