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<p><strong>TRAK Machine Tools (TMT)</strong><br>📍 Rancho Dominguez, CA | 🕒 Full-Time<br>💰 $80,000 – $100,000 annually<br>🛠 1st Shift | M-F | 6am-2:30pm<br>&nbsp;</p><h3><strong>Build What’s Next in CNC Technology</strong></h3><p>At TRAK Machine Tools, we don’t just run parts — we invent the machines that make them. We’re looking for a highly skilled Prototype &amp; Tool Room Machinist who loves solving problems, working with engineers, and bringing ideas to life in metal.</p><p>This is a hands-on, high-impact role where your craftsmanship directly influences next-generation CNC machine tools used by shops across the country.</p><h2>🧠 <strong>What You’ll Do</strong></h2><ul><li>Machine high-precision prototype parts for new machine designs and R&amp;D testing</li><li>Work side-by-side with engineering teams to improve designs and manufacturability</li><li>Design, build, and modify fixtures, jigs, and custom tooling</li><li>Support production and assembly with one-off and low-volume components</li><li>Inspect and verify parts using precision measurement tools</li><li>Contribute ideas to refine manufacturing processes and product performance</li></ul><h2>🛠 <strong>What We’re Looking For</strong></h2><ul><li>7+ years of machining experience (prototype or R&amp;D environment strongly preferred)</li><li>Strong blueprint reading &amp; GD&amp;T skills</li><li>Experience with manual and CNC machines (setup &amp; operation)</li><li>Working knowledge of CAD/CAM (Mastercam, Fusion 360, SolidWorks CAM, or similar)</li><li>Basic G-code programming experience</li><li>Proficiency with micrometers, calipers, indicators, and other inspection tools</li><li>A creative, detail-driven problem solver who enjoys collaboration</li></ul><h2>⭐ <strong>Bonus Points</strong></h2><ul><li>Experience with ProtoTRAK controls</li><li>Background machining one-off or low-volume prototype parts</li><li>CMM or advanced digital inspection experience</li></ul><h2>🏆<strong> Why TRAK Machine Tools?</strong></h2><p>For over 50 years, TRAK Machine Tools has been a leader in CNC innovation. Our ProtoTRAK® controls empower machinists to work smarter, faster, and more intuitively — and we’re proud to support American manufacturing with products built in the USA.</p><p>Here, your work isn’t hidden behind a production queue — it directly shapes the machines used by thousands of machinists nationwide.</p><h2>🎁<strong> Benefits &amp; Perks</strong></h2><ul><li>Competitive salary ($80K–$100K DOE)</li><li>Medical, dental, vision &amp; life insurance</li><li>401(k) with company match</li><li>Paid vacation, holidays &amp; vacation bonus</li><li>Long-term career growth &amp; advanced skill development</li></ul><h3>🚀<strong> Ready to build the future of CNC?</strong></h3><p>If you thrive in a tool room environment, love precision work, and want your skills to influence real-world machine design — we want to hear from you. Apply today and put your craftsmanship to work where it truly matters.</p>

TRAK Machine Tools (TMT)

Prototype & Tool Room Machinist

<h2><strong>CNC Lathe Machinist III</strong></h2><p><strong>Full-Time | Onsite</strong><br>📍 <strong>Rancho Dominguez, CA</strong><br>💲 <strong>$24.00 – $32.40 per hour</strong></p><h3><strong>About TRAK Machine Tools (TMT)</strong></h3><p>TRAK Machine Tools (TMT) is a leading manufacturer of TRAK CNC machines and ProtoTRAK CNC controls, trusted by machinists worldwide. Headquartered in Rancho Dominguez, CA, with an additional facility in Henderson, NV, TMT supports customers through direct and distributor sales and service organizations across America and Europe, with continued global expansion.</p><h3><strong>Position Overview</strong></h3><p>TRAK Machine Tools is seeking a highly skilled CNC Lathe Machinist III to join our advanced machine shop team. This senior-level role is designed for an expert machinist who can independently manage jobs from programming through final inspection, machine high-precision components to ±0.0001", and provide technical leadership to junior machinists.</p><p>You’ll work on proprietary TRAK equipment and Mazak CNC machines, collaborate closely with engineering, and play a key role in process improvement and quality excellence.</p><h3><strong>Key Responsibilities</strong></h3><ul><li>Program, set up, and operate CNC lathes for production and prototype work</li><li>Develop CNC programs and perform complex, multi-step setups</li><li>Design and fabricate custom fixtures, jaws, and workholding solutions</li><li>Machine high-precision components to ±0.0001" tolerances</li><li>Perform first-article inspections and in-process adjustments</li><li>Train, mentor, and support CNC Machinist Levels I &amp; II</li><li>Partner with engineering on design-for-manufacturability (DFM) feedback</li><li>Recommend and implement improvements in tooling, processes, and methods</li><li>Independently manage assigned jobs from start to finish</li><li>Create and maintain digital job folders, including setup, operation, and inspection documentation</li><li>Maintain a clean, organized, and safety-focused work environment</li></ul><h3><strong>Qualifications &amp; Experience</strong></h3><ul><li>8+ years of CNC machining experience, including advanced programming and setups</li><li>Proficiency with CAM software and/or conversational controls<ul><li>Siemens Sinumerik (including Sinumerik One)</li><li>ProtoTRAK</li><li>Mazak</li></ul></li><li>Strong knowledge of cutting tools, feeds/speeds, materials, and precision workholding</li><li>Expert ability to read and interpret engineering drawings and GD&amp;T</li><li>Demonstrated success machining to ±0.0001" tolerances</li><li>Proven leadership, mentoring, and communication skills</li><li>Ability to independently troubleshoot and resolve machining challenges</li><li>Experience in prototype and low-volume production environments</li><li>Hands-on experience machining aluminum, cast iron, and various steels</li><li>Familiarity with lean manufacturing or continuous improvement initiatives</li></ul><h3><strong>Why Join TMT?</strong></h3><ul><li>Work with industry-leading CNC technology</li><li>Take on a true senior machinist role with leadership impact</li><li>Collaborate with engineering on innovative, precision-driven projects</li><li>Stable, growing company with global reach</li><li>Competitive hourly pay and a professional, quality-focused shop environment</li></ul>

CNC Lathe Machinist

<h2>CNC Lathe Set-Up Machinist</h2><p><strong>Campbell Engineering Inc.</strong><br>📍 Lake Forest, CA (Orange County)<br>💼 Full-Time | Day Shift<br>💰 <strong>$31–$35/hour</strong> (based on experience)</p><h3>About the Company</h3><p><strong>Campbell Engineering Inc.</strong> is a well-established, mid-sized <strong>ISO 9001 / AS9100-certified CNC machine shop</strong> located in Lake Forest, California. Founded in 1996, CEI specializes in <strong>high-precision CNC milling, turning, wire EDM, and assembly</strong>, serving customers across <strong>aerospace, medical, optical, laser, electronics, and sensor technology</strong> industries.</p><p>From prototype to production, Campbell Engineering is known for tackling complex machining challenges, investing in modern equipment, and maintaining a strong quality culture. Most team members have long tenures, and the shop emphasizes collaboration, continuous improvement, and customer satisfaction.</p><h3>Position Overview</h3><p>Campbell Engineering is seeking an experienced <strong>CNC Lathe Set-Up Machinist</strong> to join their growing team. This role is ideal for a hands-on machinist who enjoys full setup responsibility, working with <strong>mill-turn lathes</strong>, and producing tight-tolerance components in a structured, quality-driven environment.</p><h3>Key Responsibilities</h3><ul><li>Perform <strong>complete CNC lathe setups</strong> for production and repeat jobs</li><li>Set up and run <strong>single-turret horizontal CNC lathes with Y-axis</strong></li><li>Edit and prove out programs as needed using <strong>Fanuc controls</strong></li><li>Work with <strong>Mastercam-generated programs</strong></li><li>Set tooling, offsets, and fixtures for <strong>lathe with live tooling / mill-turn operations</strong></li><li>Read and interpret <strong>engineering drawings and blueprints</strong></li><li>Machine parts from a variety of materials, including <strong>plastics, aluminum, steel, and hardened alloys</strong></li><li>Conduct in-process inspections to ensure parts meet quality and tolerance requirements</li><li>Follow <strong>AS9100 / ISO 9001</strong> quality procedures and documentation standards</li><li>Collaborate with programmers, engineers, and quality personnel to improve processes</li></ul><h3>Required Experience &amp; Skills</h3><ul><li><strong>5–10 years of CNC machining experience</strong>, with a strong focus on CNC lathes</li><li>Proven experience performing <strong>full lathe setups</strong></li><li>Experience with <strong>Fanuc CNC controls</strong></li><li>Familiarity with <strong>Mastercam</strong> (program editing and understanding toolpaths)</li><li>Experience with <strong>mill-turn / lathe with milling capabilities</strong></li><li>Strong understanding of tooling, feeds, speeds, and setup best practices</li><li>Ability to work independently in a production environment</li><li>Fluent in <strong>English</strong></li></ul><h3>Compensation &amp; Benefits</h3><ul><li><strong>$31–$35 per hour</strong>, depending on experience</li><li><strong>Full-time, stable position</strong></li><li>Work in a <strong>climate-controlled, AS9100-certified facility</strong></li><li>Modern CNC equipment and well-organized shop floor</li><li>Long-term growth opportunity with a respected Orange County manufacturer</li></ul><h3>Why Join Campbell Engineering?</h3><ul><li>Established shop with nearly <strong>30 years of success</strong></li><li>Diverse, high-precision work across multiple industries</li><li>Strong emphasis on quality, teamwork, and ethical business practices</li><li>Collaborative culture where machinists’ input is valued</li><li>Stable workload from prototype through production</li></ul><p>👉 <strong>Apply today</strong> to join a respected Southern California CNC machine shop producing complex, high-precision components for critical industries.</p>

Campbell Engineering Inc

CNC LATHE SET-UP MACHINIST

<h2>Prototype Machine Shop Manager</h2><p><strong>Atomic Machines – Santa Clara, CA</strong><br>💼 <strong>Full Time</strong><br>💰 <strong>Salary Range:</strong> $150,000 – $190,000 + Equity &amp; Benefits<br>📍 <strong>Location:</strong> Santa Clara, California</p><h3>Company Overview</h3><p>Atomic Machines is redefining precision manufacturing through its groundbreaking <strong>Matter Compiler™</strong> micromanufacturing platform. This multi-process, multi-material system enables the creation of <strong>micromachines and advanced mechanical components</strong> that cannot be produced using traditional semiconductor fabrication methods. By combining digital programmability with novel materials and manufacturing workflows, Atomic Machines is unlocking new categories of <strong>MEMS, micro-mechanical systems, and next-generation device architectures</strong>.</p><p>With locations in <strong>Emeryville and Santa Clara</strong>, Atomic Machines operates at the forefront of <strong>CNC machining, automation, metrology, prototyping, materials science, and digital manufacturing</strong>.</p><h3>About the Role</h3><p>Atomic Machines is seeking a <strong>Prototype Machine Shop Manager</strong> to lead the full-capability machine shop at its <strong>Santa Clara</strong> facility. In this role, you will manage a team of <strong>Prototype Machinists and Shop Technicians</strong>, drive operational excellence, develop machining processes, and ensure the delivery of high-precision components used in the Matter Compiler™ platform.</p><p>This position blends <strong>leadership, hands-on machining expertise, CNC programming knowledge, and operational management</strong>. You’ll be responsible for hiring, training, workflow development, safety compliance, continuous improvement, and cross-functional collaboration with Engineering and Supply Chain teams.</p><h3>Key Responsibilities</h3><h4><strong>Lead &amp; Develop the Santa Clara Machine Shop</strong></h4><ul><li>Hire, mentor, and manage a high-performing team of Prototype Machinists and shop staff.</li><li>Oversee procurement, equipment setup, tooling, and overall shop operations.</li><li>Step in as a machinist when needed to support production goals.</li><li>Manage contractors, vendors, and external manufacturing partners.</li></ul><h4><strong>Drive Operational Excellence</strong></h4><ul><li>Maintain and improve internal job tracking and scheduling systems.</li><li>Coordinate machining workflows across Engineering, Supply Chain, and the Emeryville shop.</li><li>Establish and implement best practices around CNC machining, CAM programming, inventory management, and shop efficiency.</li><li>Lead continuous improvement initiatives focused on throughput, quality, and safety.</li></ul><h4><strong>Ensure Technical Rigor &amp; Manufacturing Quality</strong></h4><ul><li>Conduct design reviews and provide <strong>Design for Manufacturing (DFM)</strong> feedback.</li><li>Estimate CAM, setup, machining, and QC timelines for prototype and production work.</li><li>Oversee post-processing workflows (anodizing, finishing vendors, etc.).</li><li>Manage preventative maintenance schedules for CNC machines and shop equipment.</li><li>Maintain proper stock of materials, tooling, and consumables.</li></ul><h4><strong>Champion Safety &amp; Compliance</strong></h4><ul><li>Develop and enforce robust shop safety protocols.</li><li>Partner with Facilities, Safety, and Engineering to maintain a safe and productive environment.</li></ul><h4><strong>Plan for Growth</strong></h4><ul><li>Work with leadership and finance to propose and procure new CNC machines, automation tools, and capital equipment.</li><li>Support long-term roadmap planning for shop capabilities and team growth.</li></ul><h3>What You’ll Need</h3><h4><strong>Experience &amp; Technical Skills</strong></h4><ul><li><strong>5–10 years of experience as a professional machinist</strong>, plus <strong>2–5 years of machine shop management</strong>.</li><li>Deep experience with <strong>precision CNC machining</strong> and diverse fabrication methods (laser cutting, waterjet, wire-EDM, welding, 3D printing, molding, etc.).</li><li>Proficiency with <strong>CAD (Fusion 360, SolidWorks, NX)</strong> and <strong>CAM (Mastercam, HSMWorks, NXCAM)</strong> for part creation and toolpath programming.</li><li>Strong understanding of <strong>post-processing</strong> (anodizing, finishing).</li><li>Skilled in <strong>manual machining</strong> (mills, lathes, saws, drill presses) and general shop tools.</li><li>Strong grasp of <strong>GD&amp;T</strong>, metrology, and precision inspection methods.</li><li>Experience using job tracking/scheduling platforms (Airtable, Smartsheet, etc.).</li><li>Ability to provide high-quality DFM guidance and collaborate with engineers.</li></ul><h4><strong>Leadership &amp; Operational Capabilities</strong></h4><ul><li>Proven ability to hire, train, and lead machining teams.</li><li>Excellent communicator and cross-functional collaborator.</li><li>Demonstrated success improving workflows and implementing measurable processes.</li><li>Strong operational problem-solving and decision-making skills.</li><li>Ability to thrive in a dynamic R&amp;D environment with shifting priorities.</li></ul><h4><strong>Education</strong></h4><ul><li>Engineering degree, technical/vocational training, or equivalent hands-on experience.</li></ul>

Atomic Machines

Prototype Machine Shop Manager

<h2>Prototype Machinist (11:00 PM – 7:30 AM)</h2><p><strong>Atomic Machines – Emeryville, CA</strong><br>💰 <strong>Pay:</strong> $47–$59 per hour<br>🕐 <strong>Shift:</strong> Night Shift | Full-Time<br>📍 <strong>Location:</strong> Emeryville, California</p><h3>Company Overview</h3><p>Atomic Machines is transforming modern manufacturing with its groundbreaking <strong>Matter Compiler™</strong> technology — a full-stack micromanufacturing platform that turns digital designs and raw materials into fully functional micromachines. This process enables the production of parts and device classes that traditional semiconductor fabrication cannot achieve, opening new frontiers in <strong>MEMS, micro-mechanics, and advanced precision engineering</strong>.</p><p>With offices in <strong>Emeryville and Santa Clara</strong>, Atomic Machines blends cutting-edge <strong>CNC machining, automation, metrology, materials science, and R&amp;D prototyping</strong> to build hardware that hasn’t existed before.</p><h3>About the Role</h3><p>This <strong>Prototype Machinist (Night Shift)</strong> position begins with <strong>day-shift training (8:30 AM – 5:00 PM)</strong> for the first several months. Upon completion, the role transitions into a permanent <strong>11:00 PM – 7:30 AM</strong> schedule.</p><p>In this role, you will own machining projects from start to finish — including <strong>CAM programming, tooling selection, fixture design, CNC machining, inspection, and documentation</strong>. You will produce tight-tolerance parts for the Matter Compiler™ and collaborate closely with engineers and prototype machinists to drive innovation in Atomic Machines’ R&amp;D shop.</p><h3>Key Responsibilities</h3><ul><li>Interpret <strong>engineering drawings, blueprints, and 3D CAD models</strong> to develop machining plans.</li><li>Create <strong>CAM programs</strong> using Fusion 360, Mastercam, HyperMill, or similar software.</li><li>Operate a wide range of CNC machines, including:<ul><li>3-axis, 3+2, and <strong>5-axis CNC mills</strong></li><li><strong>Live-tool CNC lathes</strong></li><li>Waterjets and laser cutters</li></ul></li><li>Machine precision components to tolerances as tight as <strong>±0.0005" (±13 µm)</strong>.</li><li>Develop custom <strong>fixtures, tooling, and workholding</strong> for prototype manufacturing.</li><li>Perform <strong>in-process and final inspections</strong> using calipers, micrometers, height gauges, and CMM.</li><li>Provide <strong>design-for-manufacturing (DFM)</strong> feedback to engineering teams.</li><li>Fabricate tooling, fixturing, and hardware for R&amp;D assemblies.</li><li>Document setups, offsets, inspection results, and best practices.</li><li>Maintain an organized, clean, and safe machine shop environment.</li></ul><h3>What You’ll Need</h3><ul><li><strong>3+ years of CNC machining experience</strong> in a high-mix, low-volume, or R&amp;D environment.</li><li>Working knowledge of <strong>5-axis machining</strong> or mill-turn systems.</li><li>Proficiency with at least one <strong>CAM platform</strong> (Fusion 360, Mastercam, HyperMill, etc.).</li><li>Strong <strong>GD&amp;T</strong>, blueprint reading, and tolerance interpretation skills (&lt;0.001").</li><li>Experience machining <strong>aluminum, stainless steel, titanium</strong>, and similar materials.</li><li>Skilled in <strong>manual machining</strong> (mills, lathes, drill presses, saws).</li><li><strong>Welding certification</strong> or welding experience strongly preferred.</li><li>CMM or advanced metrology experience a plus.</li><li>Strong communication, documentation, and problem-solving abilities.</li><li>Ability to lift up to 50 lbs.</li></ul><h3>Why Join Atomic Machines</h3><p>✅ Build parts that support groundbreaking new micromanufacturing technology<br>✅ Work with advanced CNC and metrology equipment in a modern R&amp;D shop<br>✅ Fast-moving, highly innovative engineering environment<br>✅ Competitive <strong>$47–$59 per hour</strong> compensation<br>✅ Opportunity to produce components that have literally never been made before</p>

Prototype Machinist (11:00pm to 7:30am)

<h2>Prototype Machinist (3:00 PM – 11:30 PM)</h2><p><strong>Atomic Machines – Emeryville, CA</strong><br>💰 <strong>Pay:</strong> $45–$55 per hour<br>🕐 <strong>Shift:</strong> Swing Shift | Full-Time<br>📍 <strong>Location:</strong> Emeryville, California</p><h3>Company Overview</h3><p>Atomic Machines is pioneering a new era of <strong>micromanufacturing</strong> with its revolutionary <strong>Matter Compiler™</strong> technology — a groundbreaking platform that transforms digital designs into fully functional micromachines. By enabling processes and materials that conventional semiconductor manufacturing cannot support, Atomic Machines is unlocking new capabilities in <strong>MEMS, micro-mechanical systems, and advanced device manufacturing</strong>.</p><p>With facilities in <strong>Emeryville and Santa Clara</strong>, Atomic Machines sits at the intersection of <strong>precision CNC machining</strong>, <strong>automation</strong>, <strong>metrology</strong>, and cutting-edge <strong>R&amp;D hardware development</strong>.</p><h3>About the Role</h3><p>This <strong>Prototype Machinist (Swing Shift)</strong> role begins on a standard <strong>8:30 AM – 5:00 PM</strong> schedule for onboarding and training. After ramp-up, it transitions to a permanent <strong>3:00 PM – 11:30 PM</strong> shift.</p><p>You will take full ownership of machining projects from concept to completion — including <strong>CAM programming, tooling selection, fixturing, CNC machining, inspection, and documentation</strong>. Your work directly supports the development and refinement of the Matter Compiler™ and Atomic Machines’ next-generation micromanufacturing capabilities.</p><h3>Key Responsibilities</h3><ul><li>Interpret <strong>3D CAD models</strong> and engineering drawings to plan setups and machining workflows.</li><li>Program CAM using <strong>Fusion 360, Mastercam, HyperMill</strong>, or similar platforms.</li><li>Run a variety of CNC equipment, including:<ul><li>3-axis, 3+2, and <strong>5-axis CNC mills</strong></li><li><strong>Live-tool CNC lathes</strong></li><li>Waterjets &amp; laser cutters</li></ul></li><li>Machine precision components with tolerances down to <strong>±0.0005" (±13 µm)</strong>.</li><li>Design and build custom <strong>fixtures, tooling, and workholding</strong> systems for prototype manufacturing.</li><li>Perform <strong>in-process and final inspections</strong> using calipers, micrometers, height gauges, and CMM.</li><li>Provide <strong>design-for-manufacturing (DFM)</strong> feedback to engineering teams.</li><li>Fabricate fixtures, tooling, and prototype structures for R&amp;D hardware.</li><li>Document machining processes, offsets, inspection results, and lessons learned.</li><li>Maintain a clean, organized, and safe machine shop environment.</li></ul><h3>Qualifications</h3><ul><li><strong>3+ years of CNC machining experience</strong>, ideally in a high-mix, low-volume, or R&amp;D prototype environment.</li><li>Proficiency with at least one <strong>CAM system</strong> (Fusion 360, Mastercam, HyperMill, etc.).</li><li>Strong understanding of <strong>GD&amp;T</strong>, precision tolerances, and blueprint interpretation (&lt;0.001").</li><li>CNC experience with <strong>aluminum, stainless steel, titanium</strong>, and other advanced materials.</li><li>Skilled with <strong>manual machining</strong> equipment (mills, lathes, drill presses, saws).</li><li><strong>Welding certification</strong> or practical welding experience is a strong plus.</li><li>Experience with <strong>CMM</strong> and advanced metrology tools preferred.</li><li>Strong communication skills and ability to document workflows clearly.</li><li>Ability to lift up to 50 lbs as needed.</li></ul><h3>Why Join Atomic Machines</h3><p>✅ Be part of the team developing next-generation <strong>micromanufacturing technology</strong><br>✅ Prototype never-before-made precision components<br>✅ Work with state-of-the-art CNC, metrology, and R&amp;D tools<br>✅ Competitive pay range of <strong>$45–$55/hr</strong><br>✅ Highly collaborative engineering and machining environment</p>

6 CNC Maintenance & Set up Jobs in California