Atomicsemi
Building compact, fast semiconductor fabrication facilities
Atomic Semi develops small-scale semiconductor fabs and custom fabrication tools for rapid prototyping and production of chips at advanced geometries. They serve electronics, automotive, and telecom markets by enabling faster turnaround than traditional large fabs. Founded by Sam Zeloof and Jim Keller, they build their own tools with a hands-on engineering team.
Controller
Own the full accounting function as the first dedicated accounting leader at a hardware startup. Build scalable processes, controls, inventory/cost accounting, and audit readiness for a complex manufacturing environment.
Software Engineer, Rust
As a Software Engineer specializing in Rust, you will develop production software for semiconductor fabrication equipment, focusing on real-time control, process automation, data acquisition, and diagnostics. This hands-on role involves working closely with hardware to shape chip manufacturing processes.
Embedded Software Engineer
Develop firmware and real-time Linux applications for semiconductor fabrication tools, working end-to-end from system definition through production deployment. Requires 3+ years embedded C experience and microcontroller peripheral knowledge.
Staff Embedded Software Engineer
Lead embedded firmware development for semiconductor fab equipment, from microcontroller bring-up through real-time Linux control applications. Requires 8+ years of real-time embedded C experience and close collaboration with hardware teams.
Applied Mathematician
Own the math, algorithms, and simulation backbone of optical metrology tools; design and run hardware experiments to characterize sensitivity and robustness. Requires 2+ years R&D experience, deep expertise in linear algebra, numerical methods, optimization/estimation/controls, optical simulation, and Python.
Security and IT Operations Manager
Builds security, IT, and governance foundations for a scaling semiconductor startup, owning change management, permissions, compliance (ITAR, NIST, SOC 2), device lifecycle, and operational risk remediation. Requires 3-7+ years in IT/security operations with hands-on IAM and endpoint expertise.
Senior Lithography Research Engineer
Leads development of novel lithography patterning hardware for advanced semiconductor nodes, driving autonomous R&D from simulation to fabrication. Requires PhD in relevant field and deep expertise in optics, nanofabrication, and sub-micron patterning.
Mechanical Engineer - Precision Systems
Designs, prototypes, and builds precision mechanical systems for semiconductor fab equipment, including motion stages, frames, and metrology tools targeting nanometer performance. Requires 3+ years hands-on experience in precision machine design and integration of components like bearings and interferometers.
Office Coordinator
Manages day-to-day office operations including front desk, supplies, events, vendor coordination, and facilities setup to ensure smooth team functioning. Requires organizational skills, event support experience, and hands-on office infrastructure management.
Infrastructure Software Engineering Intern - Fall
Infrastructure Software Engineering Intern designs, builds, and manages on-premises backend infrastructure for a semiconductor fab, focusing on bare-metal Linux, automation, monitoring, and reliability using Rust and Go. Requires strong systems programming skills and a portfolio of real projects; pursuing BS in CS/CE.
Mechanical Test Engineer
Hardware Test Engineer characterizes tools, builds automated testing software, diagnoses complex system failures across electrical, mechanical, and software teams in a fast-paced semiconductor fab startup. Requires 2+ years experience, coding for tests, and strong mechanical intuition.
Process Development Engineer
Designs and executes experiments for new semiconductor and thin-film fabrication methods in a cleanroom lab. Operates deposition, etch, lithography, and metrology tools; develops and optimizes process recipes. Requires hands-on cleanroom experience and relevant STEM degree.
Automation Software Engineering Intern - Fall
Develop real-time Linux/Rust applications and robotic control algorithms for semiconductor fabrication equipment. Requires pursuing bachelor's in CS/EE/CE, Python/C/C++ proficiency, and robotics experience; portfolio required.
Electrical Engineering Intern, High Frequency Power Electronics - Fall
Develops and tests compact RF power systems for semiconductor fabrication tools, including design from architecture to layout, diagnostics, and prototyping solutions. Requires hands-on RF building experience and a portfolio of shipped projects.
Fab Software Engineering Intern - Fall
Software engineering intern building full-stack applications, tools, and infrastructure for controlling semiconductor fab equipment and analyzing process data. Requires strong Rust/Go/TypeScript skills, systems fundamentals, and non-trivial project experience; pursuing BS in CS/CE.
Electrical Engineering Intern - Fall
Electrical engineering intern prototypes and builds semiconductor fabrication equipment like lithography systems, deposition tools, and motion control in a fast-paced startup. Requires hands-on electrical engineering experience, prototyping portfolio, and pursuing bachelor's in engineering.
Rust Software Engineering Intern - Fall
Rust Software Engineering Intern builds high-performance tools for chip fabrication and design, including interactive editing, real-time collaboration, GPU-accelerated visualization, and geometry algorithms. Requires strong Rust or C++/systems programming, pursuing BS in CS/CE, and a portfolio of non-trivial projects.
Embedded Software Engineering Intern - Fall
Develop real-time Linux applications and microcontroller firmware in Rust to control semiconductor fabrication equipment, and build backend systems for process data analysis. Requires proficiency in Python/C/C++, embedded systems knowledge, and microcontroller experience; pursuing bachelor's or higher.
Packaging Engineering Intern - Fall
Hands-on intern designs and iterates semiconductor packaging machines/subsystems, integrates mechanical/electrical/optical components, and performs wafer processing. Requires engineering student status, 1-2 lab experiences, mechanical engineering foundation, and prototyping portfolio.
Mechanical Engineering Intern - Fall
Mechanical engineering intern designs, prototypes, and builds semiconductor fabrication equipment, performing analysis and simulations. Requires hands-on prototyping experience, strong mechanical engineering foundation, and pursuit of bachelor's degree or higher; portfolio of built projects essential.
Process Engineering Intern - Fall
Hands-on intern designs and executes experiments for novel semiconductor fabrication processes, operates cleanroom tools like deposition, etch, and lithography, and optimizes recipes for yield and throughput. Requires cleanroom experience and pursuing bachelor's in engineering.
Software Engineer, Fullstack
Builds fullstack web app serving as the central nervous system for a semiconductor fab, enabling process engineers to monitor/control hardware, design processes, and analyze data in real-time. Requires strong TypeScript/React/Go skills and end-to-end ownership of features.
Software Engineer, Backend
Builds high-performance backend APIs in Go/Rust/gRPC to power fab software, integrating web apps with manufacturing hardware for real-time control and monitoring. Requires deep systems expertise in concurrency, networking, databases, and leading complex production systems.
Electrical Design Engineer
Designs and owns electrical hardware including PCBAs for chip fabrication machines, from schematic capture through production. Requires end-to-end analog/digital/mixed-signal expertise and hands-on prototyping in a fast-paced environment.