Senior Signal Processing & Data Validation Engineer

Sii Poland; Poznań; On-site; PLN 180,000 - 280,000; Full time

Benefits offered by this job

Great Place to Work

Centre of internal trainings

Profit sharing

Medical care

Open and accessible management team

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 to understand algorithm behavior and expected outputs, while validating data and supporting system transitions.

You will develop validation frameworks, create CSV-based comparison workflows, and document validation processes to enable knowledge transfer across teams. Strong Python skills and a PhD are required.

Qualifications

• Minimum 5 years of experience with algorithm or software validation on large tabular/CSV datasets.
• PhD in a quantitative field.
• Solid understanding of digital signal processing and time-series analysis.
• Proficiency in Python with SciPy/NumPy/pandas.

Responsibilities

• Provide technical guidance on signal processing to migration, engineering, and clinical teams, ensuring a shared understanding of algorithm behavior and expected output characteristics.
• Analyze datasets to identify deviations, edge cases, and anomalies with statistical methods.
• Document validation logic to support knowledge transfer across teams.
• Contribute to validation framework design, defining tolerance thresholds and acceptance criteria.

Skills

Python

Data analysis

Communication

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 to understand algorithm behavior and expected outputs, while validating data and supporting system transitions.

You will develop validation frameworks, create CSV-based comparison workflows, and document validation processes to enable knowledge transfer across teams. Strong Python skills and a PhD are required.