RF Sub Systems Design & Characterization Intern

Alice & Bob

. Support the design, development, integration, and validation of RF hardware used to control qubits.

Posted 10/27/2026internshipParis • FranceEntry LevelWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in RF hardware design and integration, with a strong focus on cryogenic systems and microwave frequencies. Proficient in utilizing RF test equipment and CAD tools for signal characterization and analysis.

Highest-signal resume keywords

RF Hardware DesignCryogenic Systems OptimizationRF Test Equipment ProficiencyPython for RF Data AnalysisCollaboration with Multidisciplinary Teams

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

RF Systems UnderstandingS-Parameters AnalysisWave Propagation KnowledgeSignal Characterization TechniquesRF CAD Tools (HFSS, Keysight ADS)Laboratory MeasurementsTest Program AutomationData AcquisitionPrototype DevelopmentElectromechanical Integration

Soft Skills

Team CollaborationInnovation SpiritCommunication Skills

Tools & Technologies

VNASpectrum AnalyzerOscilloscopeMultimeterTorque DriverPower ToolsSoldering Iron

Industry Keywords

Microwave FrequenciesRF ElectronicsTelecommunicationsApplied PhysicsInstrumentationQuantum Chip Architectures

Tech Stack

Tools & technologies

NumpyPython

About the role

Key responsibilities & impact

Support the design, development, integration, and validation of RF hardware used to control qubits.
Focus on cryogenic bias tee footprint reduction, RF readout chain optimization at room temperature, or RF readout chain optimization at cryogenic temperatures.
Design RF subsystem prototypes on PCBs and manipulate instruments to acquire data.
Gather inputs from market technology monitoring.
Integrate and test control electronics and instrumentation, including RF and DC systems, with senior engineers.
Characterize, simulate, and design RF hardware at room and cryogenic temperatures.
Rapidly design and prototype qubit-control subsystems, considering electromechanical integration inside cryostats or racks.
Analyze and compare RF component manufacturing technologies based on performance, EMC, accessibility, and feasibility.
Assist with test bench setup, cabling, equipment maintenance, and monitoring.
Perform laboratory measurements using VNAs and analyzers.
Define, optimize, and automate test programs to qualify or validate system hardware conformity.
Prepare complete, well-documented test plans and reports.
Monitor instrument and component stock.
Collaborate with multidisciplinary engineering and science teams to develop and integrate systems for quantum chip architectures.

Requirements

What you’ll need

Engineering or master's student (4-5 years of higher education) specializing in microwave frequencies, RF electronics, telecommunications, applied physics, computing, instrumentation, or related fields.
Solid understanding of RF systems, S-Parameters, and wave propagation.
Experience with RF test equipment and signal characterization and analysis techniques, including VNA, Spectrum Analyzer, and oscilloscope.
Experience with RF CAD tools such as HFSS and Keysight ADS.
Familiarity with Python for RF data analysis and post-processing, including NumPy, scikit-rf, and matplotlib.
Familiarity with basic lab and prototyping tools, including multimeter, torque driver, power tools, and soldering iron.
Ability to work as part of a team, with a strong spirit of innovation.
Excellent written and oral communication skills in English (B1/B2 level).

Benefits

Comp & perks

1 day off per month
Half of transportation cost coverage (as per French law)
Meal vouchers with Swile
Access to a fully equipped and regularly stocked kitchen
Space to innovate, develop new ideas, and grow