Senior Mechanical Engineer

The application window is expected to close on : October 28, 2025

Job posting may be removed earlier if the position is filled or if a sufficient number of applications are received.

This role requires being onsite in San Jose, CA at least 4 days / week.

Meet the Team

We are the Service Provider (SP) Mechanical and Thermal team responsible for the design of Cisco's best high-performance, provider class routers, the Cisco 8000 series. The Cisco 8000 series utilizes Cisco's revolutionary Silicon One ASIC that delivers unmatched performance and density with feature-rich functionality.

We are transforming the industry and building a new internet for AI networks and 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.

You'll be part of our group driving our game-changing next-generation network devices built with Cisco Silicon One.

Your Impact

In this role, you will have the opportunity to work on the platform engineering mechanical team in San Jose, CA. The job involves working on current and next-generation mechanical designs of telecom systems.

High-Level Responsibilities :

• Design and deliver fixed or modular chassis and cards that meets system product requirements.
• Develop 3D CAD model using Creo or NX.
• Create detailed drawings by applying Geometric Tolerancing and Dimensioning (GD&T) principles.
• Perform detailed 2D tolerance analysis for complex electro-mechanical assemblies using spreadsheet and / or 3D tolerance analysis tools such as CETol.
• Design and develop innovative mechanical solutions using sheet metal, plastic, and die-cast that meet EMI, safety and compliance requirements.
• Participate in resolution of issues by working closely with the manufacturing team and supplier and developing mitigation plans.
• Collaborate with cross functional teams (Hardware, Signal Integrity, CAD, Thermal, Manufacturing, etc.) to negotiate requirements and evaluate technical risks and tradeoffs.
• Collaborate with thermal engineers to design and implement cooling solutions.
• Provide technical design guidance and mentoring for junior engineers.

Minimum Qualifications :

Preferred Qualifications :

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. Simply put - we power the future.

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.