For more than 35 years, Thales acts in Portugal for global Defence and Aerospace markets and promotes and delivers innovative solutions that enhance its customer’s critical systems´ security, on land, sea, air, space and cyberspace, through a technical team of excellence.
As a System Engineer, you will work within an international and multidisciplinary team on the specification, verification, validation and qualification of solutions for customers, and contribute to the development of Air Mobility Solutions (AMS) systems.
Responsibilities:
- Communicate with stakeholders to understand system objectives and translate customer needs into engineering requirements;
- Create infrastructure engineering definitions/drawings and liaise with Project Management and Design Authorities to ensure TopSky deployments meet timelines and standards;
- Provide operational and functional support to end-users and internal engineering teams, resolving technical inquiries;
- Write test cases to verify system requirements and track/validate PCR corrective actions with multidisciplinary teams;
- Perform validation tests during Factory Acceptance Tests (FAT) and Site Acceptance Tests (SAT) in coordination with customer representatives;
- Produce detailed test reports and brief the Management Team and external customers on results.
Requirements:
- Degree in Engineering (e.g. Computer Science, Electronics, Telecommunications);
- Experience in system engineering, verification and validation of complex systems (preferably on the air traffic control domain);
- Experience in preparation and executing tests: documentation, testing, problem analysis, defect reports, etc.;
- Prior experience in Air Traffic Control domain is a plus;
- Very good written and oral proficiency in English;
- Availability to travel abroad for periods up to 1 month – each 2 or 3 months.
The Group invests more than €4.5 billion per year in Research & Development in key areas, particularly for critical environments, such as Artificial Intelligence, cybersecurity, quantum and cloud technologies.
In 2025, the Group generated sales of €22.1 billion.
For our more than 85,000 employees in 65 countries we open up visionary perspectives, realise individual career paths and enable creative freedom. This is achieved with courage, versatility and the firm intention to make the demanding challenges of our time safer and more inclusive. With our sustainable value-focused management we support diversity actively.
Say HI* – Your journey to us
At times of change our international teams are ready to meet the complexity of today with the industry-leading technologies of tomorrow. Will you be part of it? Your contact Tiago Vital is looking forward to your online application on our Career Portal.
Tiago Vital – Talent Acquisition Partner
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*Human Intelligence
Skills Required
- Degree in Engineering, such as Computer Science, Electronics, or Telecommunications
- Experience in systems engineering, verification, and validation of complex systems
- Experience preparing and executing tests, including documentation, testing, problem analysis, and defect reports
- Very good written and oral proficiency in English
- Availability to travel abroad for periods of up to one month every two or three months
- Prior experience in the Air Traffic Control domain
Thales Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Thales and has not been reviewed or approved by Thales.
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Retirement Support — Retirement plans with employer contributions and matches, profit sharing, and share purchase opportunities are emphasized across multiple regions. These elements are positioned as competitive components of total rewards.
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Leave & Time Off Breadth — Generous PTO that increases with tenure, paid holidays, and paid military, maternity, and paternity leave are described. This breadth supports work–life balance across locations.
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Flexible Benefits — Hybrid work options, flexible schedules, and parental supports such as childcare benefits and leave for sick children are available in several markets. Flexibility is presented as a core part of the employee experience.
Thales Insights
What We Do
Thales is a global high technology leader investing in digital and “deep tech” innovations – connectivity, big data, artificial intelligence, cybersecurity and quantum technology – to build a future we can all trust, which is vital to the development of our societies. The company provides solutions, services and products that help its customers – businesses, organisations and states – in the defence, aeronautics, space, transportation and digital identity and security markets to fulfil their critical missions, by placing humans at the heart of the decision-making process.
