---
title: "Principal Engineer (RTL Expert)… – Sunnyvale, CA"
canonical: "https://www.metaintro.com/job/principal-engineer-rtl-expert-at-intersources-inc-e356e55e-6a1e-52d3-855c-a591cfbd6862"
language: "en"
author: "Metaintro"
---

[![InterSources Inc. logo](/api/company-logo?url=https%3A%2F%2Fcdn.prod.website-files.com%2F677d62bf999c6e0ddadee929%2F68514f6431a74f2ee67a8f05_Fav256px.png&sig=YmjgtUTr0KNCxPEAvFAjfiiBO6f4FSW1Psb319kBr8k)](/company/intersources-inc)[InterSources Inc.](/company/intersources-inc)
# Principal Engineer (RTL Expert) at InterSources Inc.

**Location**
: Sunnyvale, California

**Type**
: Full-time

**Level**
: staff+

**Posted**
: Jan 16, 2026

## Description

InterSources Inc is hiring a Principal Engineer (RTL Expert) for an onsite, full-time permanent role in Sunnyvale, California. The position requires 10–15 years of RTL experience, expertise in 800G to 1.6T Ethernet controllers, and knowledge of Ultra Ethernet, PCI Express, CXL, IP protocols, validation, debugging, and lab and system design. This is a senior architect-level role.

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