Signal Processing & Data Validation Architect

Sii Poland; Białystok; On-site; PLN 180,000 - 300,000; Full time

Benefits offered by this job

Great Place to Work

Centre of internal trainings

Profit sharing

Medical care

Job summary

Sii Poland is seeking a Signal Processing & Data Analysis Specialist to guide validation and data-comparison efforts across migration, engineering, and clinical teams. You will validate algorithm behavior, quantify discrepancies, and document findings to support system transitions.

You will develop validation frameworks, analyze time-series data, and communicate complex concepts to stakeholders in English. This role requires residency in Poland and deep expertise in DSP and Python-based data

Qualifications

• Minimum 5 years of experience with algorithm or software validation, developing data comparison or reconciliation workflows using large tabular or CSV datasets.
• PhD in Electrical Engineering, Applied Mathematics, Physics, Data Science, or a related quantitative field.
• Solid understanding of digital signal processing and time-series analysis.
• Proficiency in Python, including familiarity with libraries like SciPy, NumPy, or pandas
• Advanced level of English and residency in Poland

Responsibilities

• Providing technical guidance on signal processing to migration, engineering, and clinical teams, ensuring a shared understanding of algorithm behavior and expected output characteristics.
• Analyzing datasets to identify deviations, edge cases, and anomalies, applying appropriate statistical methods to assess the significance of discrepancies.
• Deconstructing the logic of existing signal processing algorithms and producing clear, well-structured documentation to support validation efforts and enable knowledge transfer across teams.
• Contributing to the design of validation frameworks and test cases, including defining tolerance thresholds and acceptance criteria for comparing algorithm outputs across environments.
• Developing and executing CSV-based comparison workflows to verify the consistency of algorithmic output, identifying and quantifying discrepancies.
• Collaborating with data migration specialists and engineers to resolve data-integrity issues, ensuring all deviations are properly quantified, documented, and traceable

Skills

Algorithm validation

Data validation workflows

Python

Data analysis

Education

PhD in Electrical Engineering

Tools

SciPy

NumPy

pandas

Job description

Sii Poland is seeking a Signal Processing & Data Analysis Specialist to guide validation and data-comparison efforts across migration, engineering, and clinical teams. You will validate algorithm behavior, quantify discrepancies, and document findings to support system transitions.

You will develop validation frameworks, analyze time-series data, and communicate complex concepts to stakeholders in English. This role requires residency in Poland and deep expertise in DSP and Python-based data