Principal Mechanical Design Engineer

Principal Mechanical Design Engineer at Acceler8 Talent Principal Mechanical Design Engineer at Acceler8 Talent in Sonoma, California Posted in about 24 hours ago.

Type:

full-time

Job Description:

Acceler8Talent is proud to partner with a well-funded, VC-backed AI/networking hardware startup in the SF Bay area that's redefining infrastructure for the world's largest hyperscalers. Operating under a Joint Development Model (JDM), this company co-develops highly customized networking hardware, software, and optics solutions tailored to the evolving needs of large-scale AI workloads. With over $600M in funding and rapid expansion underway, they're now looking to hire a Principal Mechanical Design Engineer to help shape the next generation of high-performance systems.

Responsibilities:

Mechanical Design:

Develop chassis and line card designs that meet product, reliability, and scalability requirements.

Tolerance Analysis:

Conduct 2D/3D tolerance studies for complex electro-mechanical assemblies.

Mechanical Solutions:

Design parts using sheet metal, plastic, die-cast, and extrusion processes with attention to EMI, safety, and compliance. 3

D Modeling & Documentation:

Create CAD models (preferably in Creo), PCB outlines, and detailed drawings; manage BOMs, ECOs, and part numbers.

Cross-Functional Collaboration:

Work with hardware, thermal, CAD, and manufacturing teams to align on requirements, solve issues, and manage risks.

Cooling & Supplier Support:

Design cooling systems (liquid/forced-air) and coordinate with suppliers to ensure manufacturability.

Cable & Connector Design:

Support

OSFP/QSFP-DD/OSFP-XD

connector and cable harness design for front panels and backplanes.

Qualifications:

B.S. or higher in Mechanical Engineering 8+ years of mechanical design experience in telecom or data center hardware

Technical Skills:

Proficient in Creo (preferred) and SolidWorks Strong understanding of EIA, ETSI, and OCP rack standards Experience with

OSFP/QSFP-DD/OSFP-XD

connectors and backplane systems Skilled in tolerancing for complex electro-mechanical assemblies Familiar with NEBS testing and compliance (a plus)

Hands-On Experience:

Mechanical design using sheet metal, molding, casting, and extrusion Cable harness and cooling system (liquid/air) design Comfortable with rework tools and mock-up fabrication