06 ott - Trento
Xsight Labs
About the Role We are looking for a motivated SerDes & High-Speed PHY Validation Engineer to join our high-speed connectivity validation team and contribute to the development of next‑generation Ethernet networking solutions for cloud, AI, and data center applications.
In this role, you will participate in the validation and characterization of advanced Ethernet SerDes technologies spanning 112G PAM4 and next generation 224G PHY architectures. You will work closely with validation, design, signal integrity, and system teams to ensure robust and compliant high‑speed communication solutions from first silicon bring‑up through product readiness.
This opportunity is ideal for engineers who enjoy hands‑on lab work, high‑speed measurements, signal integrity challenges, and collaboration across multiple engineering disciplines.
What You'll Do Perform SerDes Validation and Characterization
Execute validation activities for high‑speed Ethernet SerDes and PHY solutions across silicon, package, board, and system environments.
Perform characterization testing to evaluate performance, robustness, and design margins across operating conditions.
Support silicon bring‑up and debug activities.
Contribute to root‑cause investigations and issue resolution.
Execute Advanced High‑Speed Measurements Perform and analyze:
Eye‑diagram measurements
BER and margin analysis
Bathtub curve characterization
Jitter decomposition (RJ, DJ, TJ)
CTLE and DFE performance evaluation
TX FIR optimization
Channel loss and equalization analysis
Debug Signal Integrity Challenges Assist in investigating performance limitations across:
Silicon
Package
PCB channels
Connectors
Cables
End‑to‑end system interconnects
Work closely with design and architecture teams to support technical investigations and design improvements.
Validation Automation
Work with existing validation and data‑analysis frameworks to improve test efficiency and coverage.
Contribute to automation solutions supporting test execution, data collection, analysis, and reporting.
Participate in developing tools that improve lab productivity and debug efficiency.
Work with Industry‑Leading Test Platforms Configure and operate advanced high‑speed validation equipment, including:
BERTs
High‑speed oscilloscopes
Arbitrary waveform generators (AWGs)
Jitter injection systems
Channel emulators
Vector network analyzers (VNAs)
Collaborate Across Engineering Teams Work closely with:
SerDes and PHY design teams
SI/PI engineers
Package and board‑design teams
System and validation engineers
Drive Standards Compliance Support compliance and interoperability testing according to industry standards, including:
IEEE 802.3cd
IEEE 802.3ck
IEEE P802.3dj
Document and Communicate Results
Document validation procedures and test results.
Prepare clear technical summaries and reports.
Present findings and recommendations to team members and stakeholders.
Required Qualifications
2+ years of experience in SerDes validation, PHY validation, signal integrity, or related high‑speed design environments.
Experience working with high‑speed communication systems.
Understanding of:
PAM4 signaling
BER measurements
Jitter analysis fundamentals
Equalization concepts (CTLE, DFE, FFE)
Signal integrity principles
Experience using laboratory equipment such as oscilloscopes, BERTs, VNAs, or similar instruments.
Strong analytical and debugging skills.
Ability to work effectively in a collaborative engineering environment.
B.Sc. or M.Sc. in Electrical Engineering or a related field.
Preferred Qualifications
Experience with Ethernet SerDes validation.
Experience with 112G PAM4 technologies.
Familiarity with 224G SerDes technologies.
Familiarity with Ethernet and IEEE specifications.
Experience with compliance and interoperability testing.
Experience with Keysight validation platforms and automation APIs.
Python scripting and automation experience.
Familiarity with Linux environments and shell scripting.
Experience with data analysis tools, databases, or SQL.
Experience with silicon bring‑up and characterization.
Why Join Us? Work on Technology That Matters Help develop the high‑speed connectivity technologies powering next‑generation AI infrastructure, cloud‑scale networking systems, and hyperscale data centers.
Learn from Industry Experts Work alongside experienced SerDes, PHY, validation, and signal integrity engineers on some of the industry's most advanced connectivity technologies.
Grow Your Technical Expertise Gain hands‑on experience with state‑of‑the‑art validation methodologies, advanced measurement equipment, and next‑generation Ethernet technologies.
Access World‑Class Labs Work with cutting‑edge Keysight validation and measurement platforms in a highly technical and collaborative environment.
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