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FOSSA Systems Tech Stack

European satellite and IoT provider for SATCOM and signals intelligence

Defense and Space Manufacturing Madrid, Community of Madrid 51–200 employees Founded 2020 Privately Held

FOSSA Systems designs and manufactures low-power satellite systems and IoT hardware for defense and industrial customers across Europe. The tech stack—Xilinx FPGAs (Zynq, UltraScale+), GNU Radio, Verilog/VHDL, embedded Linux—reveals deep RF and signal-processing expertise. Active projects span FPGA IP integration, RF circuit design, ground-station testing, and SIGINT compliance sizing, paired with frontend modernization and a new wave of IoT node development. Hiring is engineering-heavy (8 of 12 roles) with accelerating velocity, concentrated in Spain and Portugal.

Tech Stack 25 technologies

Core StackJava Python JavaScript React Salesforce HubSpot MySQL MongoDB Linux Docker GitHub HTML CSS Git Xilinx Zynq Xilinx Zynq UltraScale+ GNU Radio Verilog VHDL C/C++ AXI Embedded Linux Zoho REST API LoRa

What FOSSA Systems Is Building

◆Challenges

Improving frontend experience
Compliance with new sigint demands
Streamlining financial data extraction
Implementing compliance policies
Security certification audit processes

▲Active Projects

Frontend modernization for flight and user segment
Integrate ip cores into fpga design
Design ground testing setups
Size satellite and ground station requirements for sigint compliance
Financial data extraction and preparation
Compliance policy implementation
Security certification audit processes
Fossa new iot nodes and iot modules
Next generation rf systems
Rf circuit design for tx and rx

Hiring Activity

Accelerating10 roles · 6 in 30d

Department

Engineering

8

Sales

3

Ops

1

Seniority

Mid

7

Junior

3

Manager

2

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About FOSSA Systems

FOSSA Systems is a satellite and IoT hardware manufacturer based in Madrid, founded in 2020. The company specializes in low-power SATCOM communications, end-to-end satellite design and manufacturing, and signals intelligence capabilities—positioning itself as Europe's only vertically integrated satellite provider in this segment. They serve industrial and national security customers across Europe. The product roadmap includes RF systems, IoT modules, and ground-station infrastructure, supported by a technical stack spanning FPGA design (Xilinx), signal processing (GNU Radio), and embedded systems (Linux, C/C++). Current operational focus includes compliance certification, SIGINT requirements sizing, and frontend user experience improvements.

HeadquartersMadrid, Community of Madrid

Company Size51–200 employees

Founded2020

Hiring MarketsSpain, Portugal

Frequently Asked Questions

What technologies does FOSSA Systems use for satellite design?

FOSSA uses Xilinx Zynq and UltraScale+ FPGAs, GNU Radio for signal processing, Verilog and VHDL for hardware design, embedded Linux, and custom RF circuit design for transmit/receive systems.

What is FOSSA Systems currently building?

FOSSA is developing next-generation RF systems, integrating IP cores into FPGA designs, building new IoT nodes and modules, designing ground-station testing setups, and modernizing frontend interfaces for flight operations.