Our projects become technology that protects, connects and drives strategic sectors: our own.
At Grupo Oesía, we work to ensure innovation delivers real impact, and we are looking for people who want to be part of that challenge.
WHAT WILL YOUR MISSION BE?
At
Tecnobit, part of Grupo Oesía
, we are looking for a
Senior Firmware Engineer with strong VHDL and FPGA experience
to join our Avionics & Communications team in
Madrid
.
We are looking for an experienced engineer with a solid background in
firmware development, synthesizable VHDL and FPGA-based systems
,who would like to contribute to advanced technology projects in the
defence and avionics sector
.
WHAT WILL YOU DO IN YOUR DAY-TO-DAY ROLE?
Design and develop advanced
synthesizable VHDL
for FPGA-based systems.
Develop and verify solutions based on
Xilinx Zynq and UltraScale FPGAs
, using
Vivado
.
Perform functional verification using
VHDL testbenches and ModelSim
, as well as FPGA debugging and integrated logic analysis.
Design and integrate
Xilinx IP cores, custom cores and AXI buses
.
Implement and control communication interfaces such as
UART, SPI and I2C
.
Use
ChipScope
for embedded logic analysis and FPGA debugging.
Develop
XSCT scripts and stand-alone applications using Xilinx SDK
.
Manage and trace system requirements using
DOORS
, ensuring their verification through testing.
Support
system integration, testing and verification
alongside multidisciplinary engineering teams.
WHAT ARE WE LOOKING FOR?
Degree in
Telecommunications Engineering, Electronics, Industrial Engineering, Computer Engineering
, or another relevant engineering discipline.
Minimum of
4 years of professional experience in FPGA or firmware development
.
Hands-on experience with
Xilinx FPGAs
, particularly
Zynq and UltraScale
.
Professional experience using the
Xilinx Vivado
design environment.
Experience in
FPGA simulation,



verification and debugging
.
Experience with
ModelSim, AXI buses and embedded communication interfaces
will be highly valued.
Knowledge of
DOORS and requirements-based development
will be highly valued.
Ability to work comfortably in
English within an international engineering environment
.
What will you find at Grupo Oesía?
Projects with real technological impact.
Teams where sharing knowledge is part of everyday work.
Continuous professional development tailored to each profile and individual.
An environment where engineering and people grow together.
If you are motivated by tackling new technological challenges and being part of projects that leave a lasting impact, we would be delighted to meet you.
Build your career where technology has a purpose.
At Grupo Oesía, we develop dual-use digital and industrial engineering projects in strategic sectors, strengthening key capabilities for Spain and Europe through our technology centres and alongside a team of more than 3,800 professionals across Spain, Brussels, Latin America and Asia.
At
Tecnobit-Grupo Oesía
we design, develop, manufacture and maintain technology that is already in operation: intelligent imaging systems, secure tactical communications and simulation centres.
A clear example of how the technology we create here delivers real-world impact.
We operate from our technology centres across Castilla-La Mancha, Andalusia, Galicia, Valencia and Madrid: innovation hubs that contribute key capabilities to national sovereignty and Europe's strategic autonomy.
But what truly sets us apart are the people who make each of those projects possible.
We want you to develop your full potential.
That is why we build professional environments based on equal opportunities, inclusion and the recognition of every individual's talent.
We foster an environment where talent can learn, collaborate and continue growing, contributing new ideas and reaching its full potential.
Because innovation thrives when different perspectives work towards a shared purpose.
If you are looking fo

📌 Senior Firmware Engineer (Rivas-Vaciamadrid)
🏢 Oesía Group
📍 Rivas-Vaciamadrid