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Principal FPGA Engineer

Job in Bristol, Bristol County, BS1, England, UK
Listing for: Thales Group
Full Time position
Listed on 2026-09-03
Job specializations:
  • Engineering
    Embedded Software Engineer, Electronics Engineer, Hardware Engineer, Systems Engineer
Job Description & How to Apply Below
Location:

Bristol, 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.

Principal FPGA Engineer

Location:

Crawley, Reading or Bristol
- Hybrid Thales Intelligence, Surveillance and Reconnaissance (ISR) UK is a principal supplier of UAS, EW and Radar equipment to the UK armed forces, as well as an exporter of these capabilities worldwide.

ISR is a highly complex product development environment, focusing on delivering cutting edge products including:

Digital Radar Electronic Support Measures (RESM) that provides situational awareness and identification of threats even in busy electronic transmission environments

Radar Electronic Countermeasures (RECM) that can protect assets by denying tactical advantage and distracting incoming threats.

We’re recruiting for a Principal FPGA Engineer as part of a sustained expansion of the ISR team due to key programme awards in Electronic Warfare.

We are looking for successful candidates to have demonstrable experience of Firmware within safety critical environments, defence experience is advantageous but not an essential requirement. You will ideally have experience interfacing with external customers as well as internal stakeholders and have held responsibility for firmware/FPGA development within complex systems.

The key responsibilities will including:

Lead firmware development and deliver firmware projects to agreed time, cost and quality

Verify firmware using Hardware Verification Languages or Hardware Description languages

Design firmware using Hardware Description Languages Enhancement of firmware related processes (documenting, scripting, reporting, process automation)
Working closely with multi-disciplinary teams

Desired knowledge, qualifications and experience

Strong communications, verbally and in writing with  A relevant degree (BEng, MEng, EngD, PhD) and a membership or fellowship of a professional engineering body preferably with or working towards chartered status.

Experience Leading Firmware design/architecture

Verification Test bench architecture with System Verilog or C++Verification Methodology:  Advanced VHDL verification or OSVVM/UVVMRequirements Management: IBM Rationale DOORS Simulation of designs using simulator tool:
Mentor Graphics Modelsim / Questasim Digital electronic design in hardware development languages: VHDL and either Verilog or System Verilog Implementation of complex designs  using any vendor specific development tools

Technologies:  PCIe, Ethernet,  Serial Comms, AXI4

Object Orientated design Techniques Image processing techniques and algorithms

Algorithm development using development tool:
Mat Lab Security  Clearance Statement This role will require SC Clearance. It would be advantageous if currently held, however, if not currently held, it is a requirement that the successful applicant will undergo, achieve, and maintain SC Clearance.  Please visit the UKSV website for further guidance

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.

For further details of the evidence required to apply for Baseline and Security Clearance please refer to the National Security Vetting (NSV) Agency
- United Kingdom Security Vetting -  ()Your career at Thales UKFuture opportunities will allow you to discover other domains or sites. You will be able to evolve and grow your Competencies in different areas:
Room and attention to personal development Build your talents in another domain of Thales Group, discovering new products, new customers, new country or go to a more complex Solution Choose between a technical expertise or a leadership path Build an international career within a leading Engineering Group…
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