Apply now »

Subsea Cable Systems Engineer

Job Req ID:  55239
Posting Date:  27 Jan 2026
Function:  Engineering
Unit:  Networks
Location: 

Kings Hill Industrial Estate, Bude, United Kingdom

Salary:  Competitive with great benefits

Key purpose of the role

BT relies on submarine cables to form the backbone of the global transmission network delivering services and products to BT’s multinational corporate customers.  Over 99% of the worlds digital traffic is carried across submarine cables. BT has the largest UK domestic submarine cable footprint, carrying services such as broadband and mobile backhaul, meeting UK consumer and business customers expectations. 

This role will help to ensure that the BT Subsea Cable systems and everything associated with them meet the requirements of BT and external customers. 

The role Holder will be a trusted engineer, capable of undertaking detailed and complex fault finding and rectification of Subsea faults as well as maintaining the Health and Safety of others as part of their day-to-day duties. The responsibility for the Security, Safety and Operation of the site they are working at falls on them, daily.

Key responsibilities

•    Act as a member of the Subsea Engineering Team dealing with Field/beach engineering activities which may include installation, repair, testing, surveying and any Subsea engineering tasks that may be required

•    Be able and willing to work away from home for extended periods and in varied and challenging environments, which may include working in and near water, at Sea on ships or boats and in Subaqueous environments such as rivers, estuaries and lakes.

•    Operate, maintain and manage performance & safety for unique Submarine Cable Systems Including any associated power management and cable protection systems

•    Act as the Terminal Power Safety Officer for Subsea systems. To make systems safe and issue permits to work as required.

•    Operate and maintain the diverse range of transmission plant & services located within the Cable Landing Station (CLS) ensuring that the high capacity, high revenue routes being carried are of the highest quality.

•    Implementing and maintaining IT network and security components 

•    Provide all concerned partners with accurate location of any cable damage or other faults that may occur in the land or undersea cable sections and to liaise / provide on-site technical support throughout the cable repair.

•    Lead on the focused and proactive management of tasks, compiling accurate and detailed work, keeping logs and documents up to date and ensuring all system, manufacturer and compliance routines and checks are completed.
    
•    Contribute to the planning and execution of Subsea project activities ensuring effective planning, coordination and execution across the Subsea specialist platform

•    Support and give advice to BT engineering teams in their roles at other cable landing stations in the maintenance of subsea cables systems.

•    Maintain on call duties for subsea and transmission systems, at the sites specific to their duties. Attendance at other sites in the area will also be required.

•    Adheres to all BT Group Health and Safety policies and procedures, ensuring a safe working environment for colleagues, contractors, and customers.

•    The role holder will be aware of and comply with BT Security policy and procedures to maintain the integrity and secure operation of BT’s Subsea Network.

•    Undertake training and skilling in line with the Subsea cable systems engineer career pathway

 

Skills and Experience

 

The Skills you need:

•    Subsea Network Technology understanding.
•    Subsea Network Operations and Management.
•    Optical Transmission Equipment Operations.
•    Optical Transmission Testing and Investigation.
•    Strong understanding of IT networking and security technologies, including the maintenance of legacy systems and modern Meraki-based infrastructure
•    Power feed Equipment Operations.
•    Subsea Fault Location (Optical and Electrical).
•    Use of hand tools.
•    UK Driving Licence.
•    Risk Management.
•    Problem Solving.
•    Leadership.
•    Coaching.
•    Team Working.
•    Good Communication.
•    Be able to demonstrate working with minimum supervision, using system-controlled authority levels and seeking advice where necessary.
•    Be able to demonstrate measured discretion to take risks but expected to seek advice on technical matters.
•    To be able to demonstrate the proactive resolution of problems through analysis, prioritisation and clear action.
•    To be able to demonstrate an advanced level of specialist, technical and commercial skills.
•    To show and plan continual refreshment of skills to remain at leading edge of work area.
•    To demonstrate self-driven learning making full use of the resources available, gaining accreditation where appropriate.
•    Must be eligible and willing to obtain UK Government Security Clearance

Experience you would be expected to have

•    Field engineering – Installation, repair and testing
•    Fault finding/Problem solving knowledge and experience
•    Working within an engineering team
•    Use of hand tools
•    Working safely and abiding with Health & Safety policy, procedures and the Health & Safety at work Act
•    Working with minimum supervision with the ability to mitigate risks, seek advice where necessary to ensure safe and timely delivery of the task
•    Working with suppliers.
•    Working with third parties.
•    Working with internal customers.
•    Working with external customers.
•    MS Office.

 

 

 


Experience you would be expected to obtain

•    Experience in Subsea Operations.
•    Subsea Network and Transmission Technical Knowledge.
•    Optical and Electrical Fault Location.
•    Optical and Power Safety Management in the Marine and Subsea environment.
•    Marine Repair Operation experience.
•    Commercial and Contract Awareness.
•    Project Management awareness.
•    Leadership in Health and Safety ensuring continual improvement
•    Risk Management.
•    Operation of Network Management Systems.
•    Operation of Graphical Information Systems (GIS).

About us

BT Group was the world’s first telco and our heritage in the sector is unrivalled.  As home to several of the UK’s most recognised and cherished brands – BT, EE, Openreach and Plusnet, we have always played a critical role in creating the future, and we have reached an inflection point in the transformation of our business. 
 
Over the next two years, we will complete the UK’s largest and most successful digital infrastructure project – connecting more than 25 million premises to full fibre broadband.  Together with our heavy investment in 5G, we play a central role in revolutionising how people connect with each other. 
 
While we are through the most capital-intensive phase of our fibre investment, meaning we can reward our shareholders for their commitment and patience, we are absolutely focused on how we organise ourselves in the best way to serve our customers in the years to come.  This includes radical simplification of systems, structures, and processes on a huge scale. Together with our application of AI and technology, we are on a path to creating the UK’s best telco, reimagining the customer experience and relationship with one of this country’s biggest infrastructure companies.  
 
Change on the scale we will all experience in the coming years is unprecedented.  BT Group is committed to being the driving force behind improving connectivity for millions and there has never been a more exciting time to join a company and leadership team with the skills, experience, creativity, and passion to take this company into a new era.

A FEW POINTS TO NOTE:

Although these roles are listed as full-time, if you’re a job share partnership, work reduced hours, or any other way of working flexibly, please still get in touch.

We will also offer reasonable adjustments for the selection process if required, so please do not hesitate to inform us.

DON'T MEET EVERY SINGLE REQUIREMENT?

Studies have shown that women and people who are disabled, LGBTQ+, neurodiverse or from ethnic minority backgrounds are less likely to apply for jobs unless they meet every single qualification and criteria. We're committed to building a diverse, inclusive, and authentic workplace where everyone can be their best, so if you're excited about this role but your past experience doesn't align perfectly with every requirement on the Job Description, please apply anyway - you may just be the right candidate for this or other roles in our wider team.

Apply now »