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Field Services Engineer

Job Description

Location: Devonport, United Kingdom

Thales is a global technology leader with more than 83,000 employees on five continents. With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust. Thales supports the security and stability of our nation by providing extraordinary technology to our customers, as well as delivering social value to the UK with our products and services.

We are looking for a Field Services Engineer to provide technical support and assistance to the Royal Navy sonar systems. This assistance may be purely advisory, a full maintenance activity or a mixture of both.

Though primarily based at Devonport, there will be a need to travel to other RN bases across the UK, occasionally overseas, and occasional requirements to go to sea to provide support for our customer.

Under Water Systems (UWS)

Our purpose is to be the leading provider of underwater sensors and decision superiority, helping navies across the world keep our friends, families and all of us safe. We cover four sectors: Mine Counter Measures, Anti-Submarine warfare, Services and Future Capabilities.

Location – HMNB Devonport

What will you deliver?

  • Maintain availability of RN sonar systems in line with contractual KPIs
  • Co-ordinate on-base technical investigations, liaising with external agencies and other Operating Bases as required.
  • Assist users to achieve the highest possible reliability and performance from the system/equipment.
  • Assist, when requested, with fault diagnosis to the appropriate level employing BITE, computer software confidence checks and support equipment
  • Work with the User/Maintainer to minimise wrong diagnosis and needless return of equipment/LRUs, and provide coaching as required on TUK systems
  • Work with or as the maintainer to ensure a high standard of incident/fault data is provided/recorded.
  • Where required, enter incident/fault data into the maintenance management system.
  • Provide assistance to local repair and/or System Contractor partners.
  • Generate reports as required by the Project.
  • Represent Thales and the allocated Project with the Customer/User community.
  • Respond to technical queries, acting as a single point of contact for the User community.
  • Log technical queries on the appropriate maintenance management system as required.
  • Act as a two-way conduit of information between the User/Customer and Thales.
  • Advise progress on all ongoing tasked activities to the Field Services Manager
  • Carry out technical evaluations of new instructions, publications and procedures, including tracking and recording L3 and L4 maintenance

Who are we looking for?

  • Strong technical background, with hands-on experience of maintaining Thales Sonar 2076 systems (essential)
  • Previous hands-on experience maintaining 2087 Sonar systems (desirable)
  • To ensure that any product safety requirements are not compromised by work carried out and that all safety procedures are adhered to.
  • Adhere to relevant company, Health and Safety procedures and maintain vigilance within the workplace to ensure that the working environment always remains safe.
  • Be flexible so not to compromise the customers training diary.
  • Generate weekly status reports of site availability, faults, stores, maintenance and other important site issues.

What can we offer you?

  • Performance-related bonus
  • Half day every Friday, usually finishing around 13:00
  • 28 days annual leave (plus bank holidays) with opportunity to buy up to 40 hours/year (pro rata)
  • 24 hours volunteering paid for
  • Matched Pension scheme
  • Life cover
  • 24/7 Employee Assistance Program and access to mental wellbeing app
  • Employee discount shopping schemes on major brands and retailers
  • Gym membership discounts

Security Clearance Requirement:

Due to the nature of the work that we do at Thales, many of our roles are subject to security restrictions.  This role requires Security Clearance (SC). It would be advantageous if currently held, however, if not currently held, it is a requirement that the successful applicant undergo, achieve, and maintain SC Clearance prior to commencing employment. 

To be eligible for full SC, you generally need to have resided in the UK for the last 5 years.  In some circumstances, a minimum of 3 years’ residence in the UK over the last 5 years may be accepted, with additional overseas checks.

Please visit the UKSV website for further guidance: https://www.gov.uk/government/publications/united-kingdom-security-vetting-clearance-levels/national-security-vetting-clearance-levels.

#LI-DOM

At Thales, we ensure equal opportunities, pay and working conditions for all. The benefits we offer include private medical insurance, buying or selling annual leave, cycle to work schemes, employee discounts, paid volunteering day, stocks and shares, annual bonus and much more depending on the role. Read more about our benefits here.

 

We are committed to creating a workplace where everyone feels valued for who they are and the unique strengths they bring. Discover more about our programmes, employee networks, wellbeing policies, and inclusive features here.

 

If this role isn’t quite right for you, we encourage you to join our talent community where your details will be shared with our recruitment teams for other potential opportunities. Join the Talent Community here.

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Job Details

Category
Aerospace Engineering
Employment Type
Contract
Location
Devonport
Posted
Apr 28, 2026, 08:00 PM
Listed
Apr 29, 2026, 09:54 AM

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