Signal Processing & Data Validation Specialist

Sii Poland; Kraków; On-site; PLN 170,000 - 250,000; Full time

Job summary

Sii Poland is seeking a Signal Processing & Data Analysis Specialist to join its Data Science team. You will provide technical guidance to migration, engineering, and clinical teams, ensuring a shared understanding of algorithm behavior and expected output characteristics.

You will analyze data to identify deviations, design validation frameworks, and develop CSV-based tests to verify outputs across environments, while communicating complex concepts to stakeholders.

Qualifications

• Minimum 5 years in algorithm or software validation.
• PhD in a quantitative field.
• Strong DSP and time-series knowledge.

Responsibilities

• Provide technical guidance on signal processing across teams.
• Analyze datasets to identify deviations, edge cases and anomalies.
• Deconstruct existing signal processing algorithms and document validation efforts.
• Design validation frameworks and test cases with tolerance thresholds.
• Develop and execute CSV-based comparison workflows to verify outputs across environments.
• Collaborate with data migration specialists to resolve data-integrity issues and ensure traceability.

Skills

Python

Time-series analysis

Data validation

Communication

Education

PhD in Electrical Engineering / Applied Mathematics / Data Science

Tools

SciPy

NumPy

pandas

Job description

Sii Poland is seeking a Signal Processing & Data Analysis Specialist to join its Data Science team. You will provide technical guidance to migration, engineering, and clinical teams, ensuring a shared understanding of algorithm behavior and expected output characteristics.

You will analyze data to identify deviations, design validation frameworks, and develop CSV-based tests to verify outputs across environments, while communicating complex concepts to stakeholders.