Senior DSP & Digital Communications Design Engineer, Sopra Steria

Sopra Steria

Location:
Spain, Madrid

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

Senior DSP & Digital Communications Design Engineer position working on quantum key distribution (QKD) for satellite communication, integrated in a multidisciplinary team with System, ground and satellite equipment's, VHDL, SW and HW engineers

Job Responsibility:

Design and develop algorithms for quantum key distribution (QKD) tailored for satellite communication
Utilize Model-Based Design principles using MathWorks tools such as Simulink and MATLAB for system modeling and simulation
Implement and test algorithms in a Hardware-in-the-Loop (HIL) environment to validate performance under realistic conditions
Work closely with VHDL & SW engineers to ensure seamless implementation of algorithms on FPGA/Microprocessor/SoC platforms for satellite hardware
Document all development processes, methodologies, and results to ensure compliance with project standards

Requirements:

Telecommunication Engineer (MSc) or equivalent with firm background on Signal processing, digital communications and protocols
More than 7 years experience in designing and development of SDR/digital communication architectures and algorithms applied to communication systems
More than 7 years experience in designing of Signal Processing Algorithms (DSP) oriented to FPGAs or Microprocessors
More than 7 years experience in debugging the FW-FPGA solution or C-Microprocessors solution at laboratory during HW-FW integration
Knowledge of FPGA, microprocessors and System on Chip devices (MPSoC, RFSoC)
Use of test instrumentation: Spectrum Analysers, Network Analysers, Signal Analyzers, Logic Analyzers, Data Patterns Generators, Oscilloscopes, BER meters
Knowledge of Simulation software: MATLAB, Simulink, HDL Coder
Knowledge of Software Programming: C/C++, Python
Team work, improvement spirit, pragmatic, results oriented, dynamic, accountable and proactive
Capable of having a solution's overall vision and to focus on each individual component
Motivated to learn new technologies, and space-business processes and tools
Capable to solve engineering problems within risk, cost & schedule constraints

Nice to have:

Model based design, model based system engineering and cryptography/security protocols
Valued Experience in Agile methodology

What we offer:

Exciting and dynamic international working environment
Inclusive and committed employer promoting respectful working environment
Company committed to gender diversity and overall inclusivity

Additional Information:

Job Posted:
September 30, 2025

Employment Type:

Fulltime

Work Type:

Remote work

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Senior DSP & Digital Communications Design Engineer