Principal Hardware Engineer (Digital)

Company: Alstom
Apply for the Principal Hardware Engineer (Digital)
Location: Hatfield
Job Description:

Location: Hatfield (On-Site 4 days)

Appointment Basis: Permanent

Salary: c80k + Bonus DOE + Benefits

Overview

To lead the design and development / improvement of control centre hardware products, tools and adherence to process. Ensure activities are delivered on time and to budget including work package management. Provide mentorship to other team members. Lead the management of product obsolescence activities (re‑design of multiple boards, including support for firmware migration from obsolete to new devices). Supporting and documenting industrial PC configurations, migration of NPI documentation into new PLM tool. Support of product approval, software integration and project delivery, ensuring that the products, tools and processes remain fit for purpose.

You’ll help to improve quality and product robustness through better design methodology. Day‑to‑day, you’ll work closely with teams across the business such as software, supply chain and component engineering. You will also work towards improving requirements capture and much more.

Responsibilities

  • Design, development and implementation of digital hardware (at component level and above) and firmware for railway signalling control systems on bespoke and COTS platforms
  • Preparation of hardware / firmware development plans
  • Interfacing with software team
  • Specifying the hardware / software interface requirements
  • Debugging and troubleshooting
  • Technical documentation

Experience or Understanding Of

  • Digital hardware and firmware
  • FPGA and CPLDs
  • RTOS
  • Housekeeping with Intel processors
  • Carrier boards for SoM and CoM
  • Bus translation e.g. PCIe to local buses
  • Serial and parallel buses
  • Communication protocols (UARTs, USB, SPI, I2C etc)
  • Working to process
  • Working from and creating requirements / test specifications
  • Development plans
  • Design and code reviews
  • Configuration / version control
  • Design analysis – timing diagrams etc

Knowledge of

  • Memory technologies
  • Spartan and Virtex FPGA families or similar
  • Ability to read schematics / datasheets
  • BSPs
  • PCB design / specification
  • Knowledge of embedded software and operating systems

Familiarity with

  • DFM / DFT
  • Setting up test environments
  • Set‑up and configuration of development tools
  • V&V
  • Characterisation of HW
  • Obsolescence management

Things you’ll enjoy

  • Enjoy stability, challenges and a long‑term career free from boring daily routines
  • Collaborate with transverse teams and helpful colleagues
  • Contribute to innovative projects
  • Steer your career in whatever direction you choose across functions and countries
  • Benefit from our investment in your development, through award‑winning learning
  • Benefit from a fair and dynamic reward package that recognises your performance and potential, plus comprehensive and competitive social coverage (life, medical, pension)

Equal Opportunity Employer

Alstom is an equal opportunity employer committed to creating an inclusive working environment where all our employees are encouraged to reach their full potential, and individual differences are valued and respected. All qualified applicants are considered for employment without regard to race, colour, religion, gender, sexual orientation, gender identity, age, national origin, disability status, or any other characteristic protected by local law.

As a ‘Disability Confident’ employer, we will interview all disabled job applicants who match the essential criteria of the job description or specification. We will consider flexible working requests for all roles unless operational requirements prevent otherwise.

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Posted: July 15th, 2026