CareerPlan

Senior Principal Mechanical Engineer

Sunnyvale, California, United States of AmericaFull-time$154k–$311k2026-06-29 → 2026-11-10
Hybrid · United States

Core

Lead mechanical architecture, design, development, and qualification of complex networking systems and chassis platforms from concept through production and field deployment.

Role type

Senior Principal Mechanical Engineer (hands-on IC with technical leadership)

Builds

Complex networking systems, chassis platforms, and high-density electronic assemblies

Domain

Networking, Server, Storage, Telecommunications, High-Performance Computing

Deliverable

production ML models | product features

Required skills

Mechanical architecture, system packaging, manufacturability, reliability, serviceability, liquid cooling technologies, tolerance analysis, GD&T, stack-up analysis, structural analysis, FEA, ECAD-MCAD integration, sheet metal design, machining, castings, extrusions, plastics, tooling requirements, regulatory compliance (NEBS, EMI, EMC, Safety), root-cause analysis, supplier engagement, project scoping, resource estimation, technical mentoring

Preferred skills

MS in Mechanical Engineering, experience with networking/server/storage/telecom/HPC systems, advanced cooling solutions, complex cross-functional program leadership

Technologies

SolidWorks, EPDM, PLM systems

Responsibilities

Lead mechanical development of complex networking systems and chassis platforms from concept through production release and field support; Provide technical leadership across multiple programs as a subject matter expert for mechanical architecture, packaging, manufacturability, reliability, and serviceability; Evaluate and integrate new technologies in cooling, liquid cooling, interconnects, materials, and manufacturing processes; Drive system-level technical decisions balancing performance, cost, schedule, reliability, manufacturability, compliance, and customer requirements; Remain actively engaged in hands-on engineering activities including CAD reviews, tolerance analysis, prototype evaluation, laboratory testing, failure analysis, and root-cause investigations; Lead cross-functional design reviews and collaborate with Electrical, Thermal, Signal Integrity, Reliability, Manufacturing, Operations, and Supply Chain teams; Drive technical content of system specifications, design guidelines, validation plans, and engineering standards; Develop and maintain mechanical design standards, best practices, and engineering methodologies; Identify technical risks and drive mitigation plans; Support customer escalations, manufacturing issues, and field failures through hands-on troubleshooting; Lead supplier engagements involving design reviews, manufacturing readiness, tooling strategies, and technical issue resolution; Provide project scoping, resource estimates, schedule input, and technical guidance for new product development efforts; Mentor and develop engineers through technical coaching, design reviews, and day-to-day engineering leadership; Contribute to long-term technology planning and future platform development initiatives

Seniority

Senior Principal, hands-on IC with technical leadership