PHY Post Silicon Validation Engineer

Cisco is hiring a PHY Post Silicon Validation Engineer. Level rates it ; you can apply on Cisco.

Level's read on this job

Level rates this role Little AI ●○○○: aI is not part of the work.
Tools and skills the posting cites include Python, C and Linux.
Level classifies it as a mid-level role.
Level lists 1,400+ other open roles at Cisco.

AI in this role

Join Cisco's post-silicon validation team to develop automation infrastructure, debug complex networking silicon, and perform SerDes validation.

pythonclinuxgitjenkins

post-silicon-validationserdesdebuggingautomation

What You'll Do

You’ll be joining the post silicon validation team in PHY system group at Cisco Silicon One group as part of the silicon development at Cisco .

Our team deals with PHY and system aspects of the SerDes communication IP: PHY FW, calibrations, system definitions and operations and post-silicon validation including developing the automation infrastructure and tools.

We use latest silicon technologies and processes to build the largest scale and most complex devices at the edge of feasibility.

Who You'll Work With

You'll be part of our Group driving our game changing next generation network devices - Cisco Silicon One. Our unique team works in a startup atmosphere inside a stable and leading corporation. The position includes hands on work in our lab in Caesarea and Netanya.

Our design center is unique - hosting all silicon HW and SW development disciplines inside one site.

We are transforming the industry and building a new internet for the 5G era, providing a unified, programmable silicon architecture that is the foundation of all Cisco's future routing products.

Our devices are designed to be universally adaptable across service providers and web-scale markets, designed for fixed and modular platforms. Our devices deliver high speed without sacrificing programmability, buffering, power efficiency, scale or feature flexibility.

Cisco Silicon One is a revolutionary, ground-breaking technology for our customers and end users for decades to come! The Internet now has a new faster, better, safer engine!

Minimum Qualifications

B.Sc or M.Sc in Electrical Engineering, Computer Science, or equivalent
Experience in PHY/SerDes validation (high‑speed SerDes characterization, link stability, PVT corners) and/or other PHY layer of communication systems
Proven ability in system‑level debugging to isolate faults across HW/SW/Silicon
Strong scripting/programming skills in Python or C++
Practical experience with lab instrumentation: oscilloscopes, BERTs, spectrum analyzers

Preferred Qualifications

Knowledge of signal processing / communication theory (DSP, modulation, link‑layer communication)
Linux proficiency, Git, and experience with Jenkins/DevOps automation frameworks
GUI development experience and database familiarity
Understanding of PCIe and Ethernet standards
System orientation with a multi‑disciplinary approach and strong multitasking capability

Why Cisco?

At Cisco, we’re revolutionizing how data and infrastructure connect and protect organizations in the AI era – and beyond. We’ve been innovating fearlessly for 40 years to create solutions that power how humans and technology work together across the physical and digital worlds. These solutions provide customers with unparalleled security, visibility, and insights across the entire digital footprint.

Fueled by the depth and breadth of our technology, we experiment and create meaningful solutions. Add to that our worldwide network of doers and experts, and you’ll see that the opportunities to grow and build are limitless. We work as a team, collaborating with empathy to make really big things happen on a global scale. Because our solutions are everywhere, our impact is everywhere.

We are Cisco, and our power starts with you.

How we rate this

PHY Post Silicon Validation Engineer at Cisco rates 0 out of 100 for how much of the daily work is AI. That makes it Little AI (AI Level 1 of 4). The level is about AI in the job, not seniority.

Classification

Little AI. AI is not part of the work.

●●●● Builds AI80 to 100
●●●○ Works on AI60 to 79
●●○○ Uses AI40 to 59
●○○○ Little AI0 to 39

Levels come from how often the tools, models and workflows of the role are named in the posting itself. Read the description and count the AI tools, models and workflows it names.

Key facts

PHY Post Silicon Validation Engineer is an open job at Cisco.
Level rates this role AI Level 1 of 4: Little AI.
The role is based in Caesarea, Israel.
The job was posted on July 6, 2026.
Seniority: mid.
Applications are handled by Cisco. Apply on Cisco

Prepare for this job

Built from this posting and from similar jobs on Level.

Skills and AI tools this role asks for

Post Silicon ValidationSerdesDebuggingAutomationPythonCLinuxGit

Questions you could be asked

Tell me about a project where post silicon validation was part of your work. What did you do?
Tell me about a project where serdes was part of your work. What did you do?
Tell me about a project where debugging was part of your work. What did you do?
Tell me about a project where automation was part of your work. What did you do?
Walk me through how you've used Python in your day-to-day work.

Adapt your resume

List these exact terms on your resume: Post Silicon Validation, Serdes, Debugging, Automation, and Python. An applicant tracking system matches the wording, not the idea.
Attach one line of real, concrete experience to at least one of them. A tool named with nothing behind it rarely survives a human read.

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