System Simulation Engineer Intern – Wireless R&D

System Simulation Engineer Trainee (Internship) – Nokia Location: Amadora, Portugal. Duration: 12 months. Start date (tentative): January 2026. We are seeking algorithm simulation engineers with knowledge of Layer 1 (L1) algorithms (OSI 7‑layer model), from system level all the way to L1 architecture and specification of 3GPP – mobile broadband...

**Looking for your next big challenge? We might be able to help you.** We are looking for a Network Architect to integrate our Network team, in the Wireless LAN area, which is customer-oriented, innovative and always looking to improve the service. The Network Architects together with our providers and a thorough understanding of the technology, are crucial...

**Come create the technology that helps the world act together** Nokia is committed to innovation and technology leadership across mobile, fixed and cloud networks. Your career here will have a positive impact on people’s lives and will help us build the capabilities needed for a more productive, sustainable, and inclusive world. We challenge ourselves...

**DevOps Intern (M/F/d)** We are a global powerhouse focusing on the areas of electrification, automation, and digitalization. One of the world’s largest producers of energy-efficient, resource-saving technologies, Siemens is a leading supplier of systems for power generation and transmission as well as medical diagnosis. In infrastructure and industry...

A leading telecommunications company is seeking a SRAN Services Engineer in Lisbon, Portugal. This role involves providing technical support for Nokia’s 5G Radio Access Network, participating in deployment, and collaborating with customers to maintain network quality. Ideal candidates will have strong knowledge of 5G technologies and be flexible in working...

Siemens Smart Infrastructuresrelies on the combination of smart grids and smart buildings by combining physical solutions and digitalization in all areas of electrification and automation. Ingeniously it connects energy systems, buildings, and industries to improve the way we live and work through greater efficiency and sustainability. Siemens SI has its...

CO Analyst - Accounting SAP Systems & Processes (m/f/d) Controlling and Finance The CF R WEA Accounting & Controlling Regional Hub is a financial and accounting competence center, covering all companies of the Siemens Group in Western Europe and Africa. It ensures the correctness of the Financial Statements of over 96 Legal Entities in Algeria, Belgium,...

**The time to change is now!** It is time to build a sustainable future and define how we evolve through technology with purpose. At Lisbon Tech Hub we create value in the business digital transition, from Portugal to the world, and IT solutions with purpose. Our team has more than 1300 experts working in areas such as Analytics & Business Intelligence,...

Overview Join to apply for the AI Engineer (m/f/d) role at Siemens. Siemens Global Business Services (GBS) enables Siemens units worldwide and external customers to accelerate their business transformation into a sustainable and digital future. Our goal is to optimize processes and provide services driven by expertise in areas such as business...

Job DescriptionJoin our 5G Layer 1 (L1) Software team in Amadora, part of a leading business group in wireless mobility networks. Your work will contribute to the development of software with hard real-time requirements for Nokia's 5G base station products. Our team oversees the complete embedded and real-time software development cycle, from initial...