--- title: 'Mechanical Engineer at Atoms' canonical: 'https://feeny.ai/job/mechanical-engineer-atoms-san-francisco-jr3h4h608kjc' type: 'job' last_seen: '2026-11-05' --- # Mechanical Engineer at Atoms - **Company:** Atoms - **Location:** San Francisco, CA - **Posted:** 2026-08-21 - **Last confirmed live:** 2026-11-05 - **Apply:** https://job-boards.greenhouse.io/cssmerge/jobs/8737733002 ## Job description ## Who we are Pronto AI is a global leader in commercializing autonomous vehicle (AV) technology, deploying Autonomous Haulage Systems (AHS) that automate operations in mines, quarries, and construction sites worldwide. While much of the industry remains in R&D, we deliver real, production-ready autonomy that is already operating in the field. We are on a mission to make mining operations safer, smarter, and more efficient through cutting-edge technology, and we are building toward becoming the world’s first profitable AV technology company. ## What you’ll do We’re seeking exceptional mechanical engineers to help develop the Pronto Autonomous Haulage System. You will be responsible for owning designs through prototype and assembly as well as installing systems onto vehicles as large as 100+ ton haul trucks, while developing documentation to scale installations. All aspects of the role will be very hands-on and will involve fieldwork. Projects could include sensor design and placement, drive-by-wire system hardware design, and system architecture planning. Additionally, projects may be R&D oriented for new vehicle platforms or iterating on existing designs. Some procurement and vendor management responsibilities will likely be required. - Apply mechanical engineering principles for the development and integration of drive-by-wire hardware including actuators and sensors - Travel to customer sites for development and initial installation of hardware systems (up to 30%) - Develop bespoke solutions to customer specific problems - Refine current hardware kits for efficient scaling - Develop vehicle hardware kits for new platforms - Develop 2D and 3D CAD models of mechanical and electro-mechanical components and assemblies - Create and maintain documentation of design solutions including reports, engineering drawings, Bills of Material, and installation instructions - Develop testing and validation procedures for electromechanical systems - Build prototypes using various rapid prototyping technologies (e.g. 3D print, laser cut) - Source components and manage vendors - Work on system level design with a cross-functional team to develop mechanical and electro-mechanical solutions ## What we’re looking for - Bachelor's degree in Mechanical Engineering, Mechatronics, or a closely related field is required. - Minimum 5+ years of non-internship professional Mechanical Design Engineering experience. - Automotive or heavy equipment industry experience strongly preferred - Familiarity with robotic systems is strongly preferred - Experience/ expertise with 3D CAD tools - Hands on experience building mechanical and/or electrical systems; machine shop and/or fabrication experience preferred - Experience designing for CNC machine, sheet metal fab, and 3D print - Experience with hydraulic systems is a plus - Ability to resolve issues during design, development and execution of mechanical engineering activities - Familiarity with regulatory compliance is a plus (OSHA, CE, CCC, ASME related standards) ## Why join us - Work on real, production-deployed autonomy. - Build technology that directly improves safety, efficiency, and productivity. - Tackle complex challenges in demanding, real-world environments. - Be part of a fast-moving team with high ownership and impact. - See your work deployed and making a difference in the field. - Collaborate closely with experienced engineers and industry operators. What else you need to know This role is based in our San Francisco office, with occasional travel to customer sites. Pronto is a company driven by invention and continuous change - we are constantly reimagining our industries, building new products, and refining how we operate. We do our best work together. That’s why all of our office-based teams work onsite, five days a week. The base salary range for this role is $182,000 - $280,000 per year. Actual compensation will be determined on an individual basis and may vary depending on experience, skills, and qualifications. Base salary is just one part of your total rewards package. You may also be eligible for equity awards. Benefits Summary (USA Full-Time Exempt Employees): - Medical, Dental, Vision, Disability, and Life Insurance - Flexible Spending Account / Health Savings Account Options - 401(k) - Equity - Sick Time, Unlimited Flexible Time Off, and Paid Holidays - Paid Parental Leave - Pre-Tax Commuter Benefit Plan - Team lunch in our SoMa office every Tuesday and Thursday Benefits are subject to change at the company's discretion. Pronto accepts applications on an ongoing basis. Ready to join us as we serve those who serve others? #LI-Onsite ## About Atoms ## Company Overview - **One-liner**: Atoms builds physical automation systems—robotics, AI, software, and infrastructure—for mining, transport, and food industries to automate the physical world. - **Entity Type**: Private (formerly City Storage Systems; rebranded from CloudKitchens/ProFood parent) - **Headquarters**: Los Angeles, California, United States - **Founded**: Rebranded as Atoms in March 2026; predecessor City Storage Systems founded earlier (~2018) - **Founders**: Travis Kalanick (CEO) ## Core Business - Primary industry: Physical AI, Robotics, Automation Machinery Manufacturing, Industrial Infrastructure - Target customers: Mining/quarry operators, transportation & logistics companies, food service brands and kitchens (B2B, heavy industrial) - Mission or purpose statement: “We build progress machines.” / “The constraint on human progress is our ability to automate the physical world.” ## Products & Services - **Atoms Mining**: Autonomous haulage systems for mines and quarries designed to improve productivity, safety, and efficiency in complex industrial environments. - **Atoms Transport**: Wheelbase for robots — autonomous delivery and logistics systems for moving goods. Includes the acquired Pronto AI technology (acquisition completed April 2026). - **Atoms Food (ProFood)**: Robotics for better food. Automated kitchen systems that deliver consistent, affordable meals at scale; kitchen infrastructure platforms (bringing orders, delivery, operations into one platform); food real estate; Lab37 (an operating system for food facilities); and a forthcoming “built” meals brand. - **Lab37**: The operating system/software layer that connects and orchestrates Atoms’ physical automation across domains. ## Market Standing - **Valuation/Market Cap**: Not publicly disclosed - **Key Metric**: Total Funding – Not publicly disclosed; previously raised significant capital as City Storage Systems/CloudKitchens (estimated at over $1B in prior rounds); 414 employees on LinkedIn as of mid-2026 - **Notable Investors/Partners**: Travis Kalanick (founder/CEO, previously co-founded Uber); partners include mining/quarry operators, food brands (specific names not public) - **Growth Signals**: 414 employees (+13.2% monthly growth); operates in 24 countries; 26 active job postings (+160% monthly); recent acquisition of Pronto AI (April 2026); rebranding from City Storage Systems to Atoms (March 2026) signals strategic consolidation and pivot; hiring across robotics, AI, software, hardware, operations globally ## Competitive Advantages - **Cross-stack vertical integration**: Controls sensors, compute, software, manufacturing, operations, real estate, energy, and infrastructure — a rare “full-stack” approach to physical AI. - **Founder advantage**: Led by Travis Kalanick (Uber co-founder) who has deep experience scaling category-defining companies and attracting top engineering/operations talent. - **Real-world deployment**: Robots with “real jobs” — not lab demos — deployed in working mines, kitchens, and transport systems today. - **Engineering culture**: Emphasis on “cross-stack competence,” ownership, and solving problems “most companies won’t attempt.” - **Global footprint**: Presence in 24 countries allows rapid deployment and operations at scale. ## Strategic Focus - Consolidating formerly separate brands (CloudKitchens, ProFood, Pronto AI) under one unified “Atoms” identity to create a single physical AI platform - Expanding autonomous mining haulage into more quarries and mines globally - Scaling food automation from kitchen robotics to end-to-end food infrastructure (real estate, ordering, delivery, operations) - Growing AI, ML, and autonomy capabilities (hiring Senior Software Engineer - ML Infrastructure, Backend Infrastructure, Robotics Engineer) - International expansion with dedicated regional roles (APAC, LATAM, Europe) ## Why Work Here - **High ownership**: “Take ownership early, and contribute from day one” — interns and new hires work on live products, not side projects. - **Hard problems**: Solving physical-world automation challenges that most companies won’t attempt — mining, logistics, food production at scale. - **Compensation**: “Outsized rewards for outsized performance” — competitive compensation, healthcare, benefits, and PTO. - **Culture**: “Builders” and “hardcore engineers” who have scaled category-defining companies — a relentless, high-expectation environment focused on excellence. - **Work policy**: Mix of in-office roles (Mountain View, CA; Los Angeles, CA; New York, NY; Austin, TX) and international locations (Vilnius, LTU; Makati, PH; Bogotá, COL; São Paulo, BRA). Remote/hybrid policy not explicitly stated but many roles list specific city locations. - **Tech stack**: Modern — Python, TypeScript, Go, Java, Kubernetes, Docker, PostgreSQL, Redis, GraphQL, gRPC, Bazel, Google Cloud, NVIDIA, dbt, Looker, Airflow. - **Team composition**: 25% of employees in technical roles (154 people); strong presence of HR, legal, finance, and operations supporting global scale; talent sourced from CloudKitchens, Amazon, Uber, Google, ProFood Properties, City Storage Systems. ## Sources 1. [atoms.co](https://atoms.co/) 2. [atoms.co/careers](https://atoms.co/careers) 3. [atoms.co/openroles](https://atoms.co/openroles) 4. [LinkedIn – Atoms](https://www.linkedin.com/company/atomsco) 5. [Greenhouse – Atoms Jobs](http://job-boards.greenhouse.io/cssmerge) ## Other roles at Atoms - [Procurement Associate](https://feeny.ai/job/procurement-associate-atoms-austin-xr66b39wgpcn) — Austin, TX - [Construction Project Manager](https://feeny.ai/job/construction-project-manager-atoms-new-york-cbt74bkheypj) — New York, NY - [Associate Construction Project Manager](https://feeny.ai/job/associate-construction-project-manager-atoms-new-york-r7kt6bywka2v) — New York, NY - [Accounts Receivable Analyst](https://feeny.ai/job/accounts-receivable-analyst-atoms-bogota-xehk1b8x9zf0) — Bogotá, Col - [Manufacturing Technician - Harnessing](https://feeny.ai/job/manufacturing-technician-harnessing-atoms-san-francisco-a898e7jmytjg) — San Francisco, CA - [Senior Associate Accounts Payable](https://feeny.ai/job/senior-associate-accounts-payable-atoms-seoul-16tfgmzg13kp) — Seoul, South Korea - [Workers Comp Specialist](https://feeny.ai/job/workers-comp-specialist-atoms-dallas-j6nsm2stpq63) — Dallas, TX - [Subrogation Specialist](https://feeny.ai/job/subrogation-specialist-atoms-dallas-6h5qjwf9qvh4) — Dallas, TX - [Payroll Specialist](https://feeny.ai/job/payroll-specialist-atoms-san-francisco-dyyjxa7q42q0) — San Francisco, CA - [Operations Manager](https://feeny.ai/job/operations-manager-atoms-san-francisco-40jsy8hhwq5t) — San Francisco, CA