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Embedded Software Engineer

Lisbon, Portugal
Category
Hardware & Systems
Job Type
Full-time
Experience
Mid-Level

Job Description

Embedded Software Engineer

FOSSA Systems is a leading space engineering and telecommunications company with +40 employees, specializing in developing and deploying IoT satellite solutions for remote asset management. Leveraging advanced miniaturization and mass production techniques, FOSSA has launched 20 satellites and is actively deploying a groundbreaking satellite constellation to deliver cost-effective, cutting-edge connectivity solutions.

With headquarters in Madrid and an R&D centre in Lisbon, FOSSA Systems is at the forefront of innovation in satellite manufacturing, operations, and IoT connectivity.

Who are we looking for?

We are seeking an Embedded Software Engineer to join our dynamic team in Lisbon. In this role, you will design, develop, and test FOSSAs next-generation IoT nodes and modules. These devices will collect sensor data and transmit it via our satellite network and/or cellular connectivity, enabling seamless communication for remote assets.

Responsibilities:

  • Develop and program microcontrollers (e.g., ESP32) for IoT devices.

  • Design and implement embedded software libraries.

  • Define state machines and flow diagrams for system logic.

  • Execute software verification and validation campaigns.

  • Work with real-time operating systems (FreeRTOS).

Profile:

  • Graduate in telecommunications, industrial or electronics engineering.

  • 1 to 3 years of minimum related experience. (Development of related personal projects will be considered as experience)

  • Experience in embedded software development (C/C++, Python).

  • Experience in the development of firmware for low power consumption devices.

  • Experience working on GitHub or other code repositories.

  • Personal software related projects.

  • Independent worker.

  • Full professional proficiency in English.

Preferably:

  • Educational MSc level.

  • Previous experience on IoT systems development.

Why FOSSA?

FOSSA is a fast growing, revolutionary and dynamic company that works every day to find the latest technology on the market and make wonderful and functional things with it.

We trust each and every one of our employees and give them the space to contribute ideas, to grow, to investigate, to try and learn from their mistakes.

We are a company that believes in equal opportunities, all applications will be considered and no discrimination for any reason will be tolerated.

Location: Lisbon, metropolitan area

Hybrid Work

Posted March 28, 2026

Company Info

F
Fossa Systems logo

Fossa Systems

Satellite connectivity via nanosatellites for defence communications. IoT connectivity through distr...

Industries
Space & SatellitesCommunications
Founded2017
Company Size50-100
HeadquartersMadrid, Spain

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