
Test Embedded Engineer/ RF Engineer (f/m/x)
Sii Poland • Gdańsk, Pomeranian Voivodeship, Poland
**Role & seniority: ** Embedded Test Engineer (mid-senior; 5+ years IC testing, Mixed-Signal & RF focus)
**Stack/tools: **
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ATE platforms: Advantest V93K, Teradyne UltraFLEX (and industry-standard ATE)
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Programming/data: C/C++, Python (or Perl), JMP, Spotfire
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Test hardware: load boards (DIBs), probe cards; PCB schematic/layout review
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Lab equipment: oscilloscopes, spectrum analyzers, VNAs
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Top 3 responsibilities:
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Develop/optimize production test solutions for highly integrated SoCs across digital, mixed-signal, and RF
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Design/oversee fabrication of DIBs and probe cards; ensure high-speed signal integrity for digital/RF paths
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Create/debug/maintain automated ATE programs and characterization/production test plans (ADCs/DACs/PLLs/RF components)
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Must-have skills:
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IC testing expertise (Mixed-Signal + RF)
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RF measurement/metrics: S-parameters, NF, IIP3, EVM, phase noise
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Hands-on lab skills with VNA/spectrum analyzer/oscilloscope
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Test automation and data analysis in C/C++/Python/Perl
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Ability to correlate ATE vs bench/sim results; root-cause/yield analysis and test time reduction (TTR)
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Nice-to-haves:
- Automotive AEC-Q100 or aerospace reliability/test standard knowledge
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Location & work type: Poland required; work type not specified (role is within Sii Embedded Competence Center / project-ba
Full Description
We are seeking an Embedded Test Engineer with expertise in RF and hardware testing.
In this role, you will be responsible for the development, implementation, and optimization of production test solutions for highly integrated SoC (System on Chip) devices. Your expertise will span across Digital, Mixed-Signal, and RF domains.
By joining us, you become a member of the Embedded Competence Center at Sii - an internal organizational unit, bringing together more than 500 specialists nationwide! We are currently working on projects for 50 clients from various industries, including automotive, IoT, telecommunications, and medical.
Your tasks
Design and oversee the fabrication of complex Load Boards (DIBs) and Probe Cards. This includes PCB schematic capture and layout review to ensure signal integrity for high-speed digital and RF paths Create, debug, and maintain automated test equipment programs (e.g., Advantest V93K, Teradyne UltraFLEX) for wafer sort and final test Develop characterization and production test plans for ADCs, DACs, PLLs, and RF components (LNA, PA, Mixers) Collaborate with Design and Validation teams to correlate ATE results with bench measurements and design simulations Analyze large datasets using statistical tools (JMP, Spotfire) to identify yield detractors, perform root-cause analysis, and implement test time reduction (TTR) strategies Provide feedback to the design team on DFT features such as Scan, BIST (Built-In Self-Test), and Loopback modes to improve test coverage and observability
Requirements
At least 5 years of experience in IC testing, with a focus on Mixed-Signal and RF products Proficiency in C/C++, Python, or Perl for test automation and data analysis Bachelor’s or Master’s degree in Electrical Engineering, Computer Engineering, or a related discipline Hands-on experience with industry-standard ATE platforms (e.g., Advantest, Teradyne, or Cohu) Strong understanding of RF parameters such as S-parameters, NF (Noise Figure), IIP3, EVM, and Phase Noise Experience with lab equipment, including Oscilloscopes, Spectrum Analyzers, and Vector Network Analyzers (VNAs) Strong problem-solving skills and the ability to work effectively in a team environment Residing in Poland required
Nice to have
Knowledge of automotive test standards (AEC-Q100) or aerospace reliability requirements.
Job no. 260520-U5RYX
Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.
Benefits For You
Great Place to Work
Solid financial situation
Contracts with the biggest brands
Centre of internal trainings
Many experts you can learn from
Open and accessible management team
Profit sharing
Passion Sponsorship program
Regular integration events and trips
Comfortable and well-equipped offices
MySii app
Medical care