Paço de Arcos, Portugal · Hybrid
Location: Paço de Arcos - Q45, Portugal For more than 35 years, Thales acts in Portugal for global Defense and Aerospace markets and promotes and delivers innovative solutions that enhance its customer’s critical systems…
Skills: Verification and validation, Test case writing, System requirements, Problem change report, Factory acceptance tests
Paço de Arcos, Portugal · On-site
Descrição da empresa Na Veolia, sabemos que as empresas têm um papel essencial na sociedade, não apenas porque criam riqueza e emprego, mas também porque contribuem para o bem comum. O nosso Propósito é a transformação e…
Skills: Thermodynamics, Energy Systems, CAD Software, Thermal System Sizing, Energy Efficiency Calculations
Paço de Arcos, Portugal · On-site
Descrição da empresa Na Veolia, sabemos que as empresas têm um papel essencial na sociedade, não apenas porque criam riqueza e emprego, mas também porque contribuem para o bem comum. O nosso Propósito é a transformação e…
Skills: Thermodynamics, Energy systems, CAD software, Thermal systems analysis, Energy efficiency calculations
Paço de Arcos, Portugal · On-site
Descrição da empresa Na Veolia, sabemos que as empresas têm um papel essencial na sociedade, não apenas porque criam riqueza e emprego, mas também porque contribuem para o bem comum. O nosso Propósito é a transformação e…
Skills: Project management, Construction management, Budget control, Technical documentation, BIM
Paço de Arcos, Portugal · Hybrid
Location: Paço de Arcos - Q45, Portugal 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…
Skills: Quality Assurance, ISO 9001:2015, Project Management, Risk Management, Continuous Improvement
Paço de Arcos, Portugal · Hybrid
Sobre o grupo Solenis A Solenis é uma empresa global especializada em soluções para tratamento de água e otimização de processos industriais. Com a recente aquisição da Diversey, líder em soluções de higiene e limpeza pr…
Skills: Technical sales, Food safety, Industrial hygiene, Customer relationship management, Prospecting
Paço de Arcos, Portugal · Hybrid
Location: Paço de Arcos - Q45, Portugal 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…
Skills: Financial Analysis, Budgeting, Forecasting, Management Reporting, Microsoft Excel
Paço de Arcos, Portugal · Hybrid
Job ID: 5682 We are seeking a technically driven and motivated Data Platform Engineer to join our AI and Data Innovation team. This role is central to building and evolving our internal data platform, with a focus on dat…
Skills: Python, SQL, Snowflake, DBT, DLT
Paço de Arcos, Portugal · Hybrid
Job ID: 5682 We are seeking a technically driven and motivated Data Platform Engineer to join our AI and Data Innovation team. This role is central to building and evolving our internal data platform, with a focus on dat…
Skills: Python, Data Engineering, Snowflake, DBT, Airflow
Paço de Arcos, Portugal · On-site
Descrição da empresa Na Veolia, sabemos que as empresas têm um papel essencial na sociedade, não apenas porque criam riqueza e emprego, mas também porque contribuem para o bem comum. O nosso Propósito é a transformação e…
Skills: Project Management, Construction Supervision, Budget Control, Technical Documentation, BIM
Paço de Arcos, Portugal · Hybrid
Location: Paco De Arcos - Q45, Portugal Thales Portugal is looking for an experienced professional to take on the role of Solution Design Authority within our growing Air Traffic Control business area. In this role, you …
Skills: System Architecture, Requirements Engineering, System Life Cycle Management, Technical Leadership, Stakeholder Management
Paço de Arcos, Portugal · Hybrid
Location: Paço de Arcos - Q45, Portugal For more than 35 years, Thales acts in Portugal for global Defense and Aerospace markets and promotes and delivers innovative solutions that enhance its customer’s critical systems…
Skills: Project Management, Systems Engineering, Stakeholder Management, Risk Management, Financial Management
Paço de Arcos, Portugal · Hybrid
Location: Paço de Arcos - Q45, Portugal For more than 35 years, Thales acts in Portugal for global Defense and Aerospace markets and promotes and delivers innovative solutions that enhance its customer’s critical systems…
Skills: Project Management, Systems Engineering, Stakeholder Management, Risk Management, Financial Management
Paço de Arcos, Portugal · Hybrid
Job ID: 5558 We are seeking a dynamic and motivated junior AI developer to join our team. This role is central in deploying AI tools within our organization, with a particular focus on knowledge bases, agentic workflows …
Skills: Python, RAG, Prompt Engineering, LLMs, Git
Paço de Arcos, Portugal · On-site
Job ID: 5556 We are seeking a technically driven and motivated AI & Data Engineer Trainee to join our AI and Data Innovation team. This role is central to building and evolving our internal data platform, with a focus on…
Skills: Python, Snowflake, Dbt, Dlt, Airflow
Paço de Arcos, Portugal · On-site
Descrição da empresa Na Veolia, sabemos que as empresas têm um papel essencial na sociedade, não apenas porque criam riqueza e emprego, mas também porque contribuem para o bem comum. O nosso Propósito é a transformação e…
Skills: Business Development, Sales Prospecting, Energy Efficiency, Negotiation, Client Relationship Management
Paço de Arcos, Portugal · On-site
Descrição da empresa Na Veolia, sabemos que as empresas têm um papel essencial na sociedade, não apenas porque criam riqueza e emprego, mas também porque contribuem para o bem comum. O nosso Propósito é a transformação e…
Skills: Business Development, Energy Solutions, Energy Efficiency, Sales Negotiation, Client Relationship Management
Paço de Arcos, Portugal · On-site
Location: Paço de Arcos, Portugal Job ID: R1012017 Date Posted: 2026-07-07 Company Name: Hitachi Rail Portugal , S.A. Profession (Job Category): Project/Program Management Job Schedule: Full time Remote: No About Us A ca…
Skills: Project Management, Resource Management, Project Planning, Railway Signaling and Control, Team Management
Paço de Arcos, Portugal · On-site
Location: Paço de Arcos, Portugal Job ID: R1011810 Date Posted: 2026-07-07 Company Name: Hitachi Rail Portugal , S.A. Profession (Job Category): Project/Program Management Job Schedule: Full time Remote: No About Us A ca…
Skills: Project Management, Telecommunications, Project Initialization, Project Execution, Monitoring and Controlling
Paço de Arcos, Portugal · Hybrid
Location: Paço de Arcos, Portugal Job ID: R1012456 Date Posted: 2026-07-07 Company Name: Hitachi Rail Portugal , S.A. Profession (Job Category): Engineering & Science Job Schedule: Full time Remote: No About Us A career …
Skills: Telephony System Design, Voice Recording System Design, WAN/LAN Networks, Virtual Machines, Active Directory
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The role involves writing and executing test cases to verify system requirements and validating corrective actions for problem reports. You will also coordinate with customer representatives during acceptance tests and provide technical support to end-users and internal teams.
Candidates must hold a degree in Engineering, such as Computer Science, Electronics, or Telecommunications. Experience in the verification and validation of complex systems, particularly in air traffic control, is required along with a good command of English.
For more than 35 years, Thales acts in Portugal for global Defense 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.
If you are interested in joining Thales in Portugal as a Verification & Validation Engineer this can be your opportunity!
Writing test cases to verify system requirements;
Tracking and validating the Problem Change Report (PCR) corrective actions, in coordination with various engineering disciplines and teams;
Carrying out validation tests, in coordination with customer representatives, during Factory Acceptance Tests (FAT) and Site Acceptance Tests (SAT) at the program’s relevant site;
Based on customer requirements, identify, specify, and document the system modifications needed to ensure compliance, supporting both architectural changes and leading system requirements;
Providing detail reporting of test results and briefing the Management Team and external Customer;
Liaise with project management and Design Authorities to ensure that all TopSky deployment work is completed within timelines and to standards;
Provide operational/functional support to end-users and internal engineering teams and resolving technical inquiries.
Degree in Engineering (e.g. Computer Science, Electronics, Telecommunications);
Experience in 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.;
Good command of English;
Availability to travel.
The Group invests more than €4 billion per year in Research & Development in key areas, particularly for critical environments, such as Artificial Intelligence, cybersecurity, quantum and cloud technologies.
In 2024, the Group generated sales of €20.6 billion.
For our more than 83,000 employees in 68 countries we open up visionary perspectives, realize 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
Tiago Vital – Talent Acquisition Partner
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Human Intelligence
Thales (Euronext Paris: HO) is a global leader in advanced technologies for the Defence, Aerospace, and Cyber & Digital sectors. Its portfolio of innovative products and services addresses several major challenges: sovereignty, security, sustainability and inclusion. The Group invests more than €4 billion per year in Research & Development in key areas, particularly for critical environments, such as Artificial Intelligence, cybersecurity, quantum and cloud technologies. Thales has more than 83,000 employees in 68 countries. In 2024, the Group generated sales of €20.6 billion.
Offices: 6, Rue de la Verrerie, Meudon, Île-de-France 92190, FR
There are currently 26 open engineering positions in Paço de Arcos, Portugal listed on Clera. New openings are added daily as companies post roles.
Companies currently hiring include Thales, Veolia | France, Nordea, Hitachi Energy, Solenis, among others. Browse the listings above to see every active employer.
Yes — 14 of the 26 open engineering positions offer remote or hybrid work (0 remote, 14 hybrid).
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.
