Signal Processing & Data Validation Specialist (CSV)

Sii Poland; Piła; On-site; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Great Place to Work

Profit sharing

Medical care

Job summary

Sii Poland is seeking a Signal Processing & Data Analysis Specialist to join our Data Science team. You will guide migration, engineering, and clinical teams on algorithm behavior and validation, ensuring a shared understanding of outputs and expectations.

You will analyze large CSV datasets, identify deviations, and develop robust validation frameworks. Strong Python expertise and a PhD in a quantitative field are required.

Qualifications

• PhD in a quantitative field and 5+ years of algorithm/validation experience.
• Strong background in digital signal processing and time-series analysis.
• Proficiency in Python with SciPy/NumPy/Pandas and excellent communication skills.

Responsibilities

• Provide technical guidance on signal processing to cross-functional teams and ensure clear understanding of algorithm behavior and outputs.
• Analyze datasets to identify deviations, edge cases, and anomalies using statistical methods.
• Deconstruct existing signal processing algorithms and document validation processes for knowledge transfer.
• Contribute to validation framework design and define tolerance thresholds for cross-environment comparisons.
• Develop and run CSV-based comparison workflows to verify consistency of algorithm outputs.
• Collaborate with data migration and engineering teams to resolve data-integrity issues and document all deviations.

Skills

Digital signal processing

Time-series analysis

Data analysis

Communication

English proficiency

Education

PhD in Electrical Engineering, Applied Mathematics, Physics, Data Science, or related quantitative field

Tools

SciPy

NumPy

Pandas

Job description

Sii Poland is seeking a Signal Processing & Data Analysis Specialist to join our Data Science team. You will guide migration, engineering, and clinical teams on algorithm behavior and validation, ensuring a shared understanding of outputs and expectations.

You will analyze large CSV datasets, identify deviations, and develop robust validation frameworks. Strong Python expertise and a PhD in a quantitative field are required.