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Sr Mechanical Engineer, Automation

Diamond Foundry • Advanced Materials • Jewelry • Bachelor's Degree • Python • 3 days ago

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Salary

$135k – $170k per year

Location

In office

Seniority

Senior · 8+ years exp

Visa

H-1B filings in 12 months: 11

Employment

Full-Time

Confirmed on the employer's own hiring board on Oct 22, 2026. First seen by Alion on Oct 19, 2026. Diamond Foundry scores B on the Alion truth index.

Overview

Company

Impact

Profile match

Diamond Foundry

Headquartered in San Francisco, California, Diamond Foundry is a technology firm that specializes in the production of lab-grown diamonds and high-performance single-crystal diamond wafers. The company leverages zero-emission, proprietary plasma reactor technology to manufacture synthetic gems for the luxury jewelry market as well as diamond substrates for semiconductor applications. Additionally, it supplies ultra-thermal conductivity solutions to optimize power efficiency in advanced microelectronics, electric vehicle systems, and artificial intelligence hardware.

df.com • HQ: San Francisco, United States • Semiconductor Manufacturing • Advanced Materials • Jewelry • 501-1000 employees • Est. 2012

Tech stack of Diamond Foundry

Backed by Long Journey Ventures, Obvious Ventures

Responsibilities

Hands-on work in the design, development, and optimization of semiconductor-grade equipment for handling, processing, and characterizing diamond wafer products
Collaborate with vendors and cross-functional teams to design and integrate complex semiconductor equipment components and automation systems into production lines
Work closely with manufacturing and process engineers to develop and implement automation solutions that enhance system efficiency, throughput, and reliability
Generate clear, detailed documentation of equipment designs, integration processes, and troubleshooting procedures

Requirements

Bachelor's or Master's in Mechanical, or a related field with 8-10 years of experience in equipment design especially automation equipment.
Expertise in 3D/2D CAD (e.g., SolidWorks, AutoCAD)
Experience with automation such as robotics, fixturing, related manufacturing tools. PLC programming, robotics, Python, and related are helpful
Experience with fabrication (e.g., machining, soldering, electro-mechanical assembly, lathe/mill, 3D printing, welding). Semiconductor experience is a bonus (e.g., wafer handling, deposition, etching)
Experience in GD&T and conducting micron-level tolerance analysis

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