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Thales

Global defense and aerospace electronics

Senior Systems Engineer

Aerospace EngineeringConfirmed live in the last 24 hours
Full-timeCrawley, UK

About the Job

Requirements

  • A minimum Bachelor degree (BEng or BSc) in a numerate, scientific, or engineering subject, or higher education/equivalent training and experience.
  • Proven working experience in requirements management using tools such as DOORS or Polarion.
  • Proven experience working in and/or leading a team undergoing Integration, Verification, Validation and Qualification (IVVQ) of a solution/product.
  • Detailed working knowledge of the engineering lifecycle, from concept design, requirements capture and management, system and subsystem design, system integration, through to test strategies, acceptance and design update.
  • The successful applicant must undergo, achieve, and maintain Security Clearance (SC) before commencing employment.
  • For full SC eligibility, candidates 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.

Responsibilities

  • Demonstrate that the solution satisfies the overall approved operational needs set out by the customer.
  • Formalise and manage requirements through DOORS.
  • Assemble solution elements in a logical and controlled manner to evaluate design, behaviour, interactions, and performance, confirming that the design meets requirements.
  • Formalise the specifications and engineering plans used to develop the solution.
  • Support and undertake IVVQ activities.
  • Perform trade-off analysis, modelling, and simulation.
  • Prepare SE and IVVQ-related documentation.
  • Work alongside a Systems Engineering team, Systems Architect, or Project Design Authority to design and formalise the solution.

Desired Qualifications

  • Experience with Model Based Systems Engineering (MBSE) methods and tools.
  • Proven working experience of requirements management in Polarion.
  • Experience with architecture frameworks such as MODAF, DODAF, or TOGAF.
  • Experience with Product Line Engineering.
  • Experience in Electronic Warfare, Radar, or telecommunications domains.

About the Company

Thales

Global defense and aerospace electronics

Thales designs and delivers critical technology for aerospace, defense, and digital security. Its products include electronics, software, and data-security systems that power air travel, payments, and modern military platforms, by integrating hardware and software to build systems such as avionics, radar, cybersecurity, and secure communications that collect sensor data and protect networks. It stands out through deep industrial experience, end-to-end solutions across defense, aerospace, and cybersecurity, and a focus on AI and quantum tech, aided by strategic acquisitions and partial state ownership. Its goal is to provide reliable, secure, and connected technologies that support national security, public safety, and everyday life by solving complex security and connectivity challenges.

Company size
10,001+
Company stage
IPO
Headquarters
Meudon, France
Founded
1893

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