{"schemaVersion":"1.0","exportedAt":"2026-05-15T12:38:48.219Z","occupation":{"soc":"51-9161.00","title":"Computer Numerically Controlled Tool Operators","group":"Production","sector":"31-33","jobZone":2,"jobZoneInferred":false},"framework":{"version":"v.26.05","description":"","contextCovered":"This framework covers CNC tool operator practice in a Job Zone 2 manufacturing production environment, spanning machine setup, program operation, quality inspection, and troubleshooting across metal and plastic workpiece production.","levels":{"emerging":{"label":"Emerging","statements":["Precision measuring instruments and templates — apply under direct supervision to verify basic dimensions of finished workpieces on the shop floor.","CNC machine controls and basic operating procedures — follow step-by-step instructions to perform single machine functions on metal or plastic workpieces.","Hand tools and fixtures — mount and secure workpieces onto CNC machines under technician guidance in a production environment.","Program specifications and blueprints — read and interpret basic machining instructions to identify required machine operations with supervisor support.","Finished workpieces and tooling — remove completed parts and assist with tooling changes according to supervisor-directed machining sequences.","Machine sounds and operational cues — recognize abnormal noises such as excessive vibration or dull cutting under the guidance of an experienced operator.","Basic numerical control program entries — input pre-approved parameter changes into the machine computer following written instructions.","Machine speed and feed data — use provided reference charts to identify appropriate cutting ratios for standard jobs in a supervised setting.","CAM software interfaces — navigate basic menus and load existing programs under technician oversight on the production floor.","Safety protocols and personal protective equipment — observe and comply with shop safety rules during all CNC machine operations."]},"developing":{"label":"Developing","statements":["Precision calipers, micrometers, and gauges — independently measure finished workpiece dimensions and compare results against blueprint tolerances on routine production runs.","CNC machines and robotic equipment — set up and operate with limited oversight to perform multiple machining functions on standard metal and plastic workpieces.","Tooling, attachments, and alignment fixtures — install, align, and secure using hand tools and measuring instruments with minimal supervisor direction.","Machining sequences and numerical control specifications — review program blueprints and configure machine operations for familiar part families without step-by-step guidance.","Machining sequences and workpiece placement — adjust setup and change tooling independently when transitioning between standard jobs in a production cell.","Auditory monitoring skills — detect irregular machine sounds during operation and make compensating adjustments to speed, feed, or tooling on familiar jobs.","CNC program parameters — implement approved modifications and enter updated specifications into the machine computer based on in-process inspection results.","Speed and feed calculations — compute machine ratios and determine cut size and position for standard materials using established formulas and reference data.","CAM and industrial control software — load, verify, and execute machining programs for routine part runs with reduced supervisor review.","Quality control records and production logs — document inspection results and machine settings accurately using spreadsheet software in a shop environment."]},"proficient":{"label":"Proficient","statements":["Finished workpiece dimensions and quality standards — autonomously apply precision measurement techniques and statistical checks to ensure full conformance across complex part runs.","Multi-function CNC machines and robotic cells — set up, operate, and optimize across the full range of metal and plastic machining operations in a high-volume production environment.","Complex tooling assemblies and custom fixtures — mount, align, and qualify without supervision, resolving fit and tolerance issues for non-standard workpiece configurations.","Detailed blueprints and NC program specifications — interpret and translate into complete machining sequences, including conditional logic and multi-operation setups.","Tooling changeovers and workpiece repositioning — manage full machining sequence transitions independently, minimizing downtime and maintaining dimensional consistency.","Machine performance and acoustic signals — diagnose causes of vibration, chatter, or abnormal cutting sounds and implement corrective adjustments to restore process stability.","CNC program code and CAM-generated toolpaths — edit, optimize, and validate program changes using CAM software to address non-routine machining challenges.","Speed, feed, and depth-of-cut parameters — calculate and refine ratios for difficult materials or tight-tolerance features, applying engineering and mathematical knowledge.","Troubleshooting and root-cause analysis — identify recurring machine, tooling, or material defects and apply structured problem-solving methods to eliminate production quality issues.","ERP and production scheduling data — integrate machining job priorities and materials information to plan and sequence daily work output autonomously."]},"advanced":{"label":"Advanced","statements":["Shop-wide quality standards and inspection protocols — lead the development and continuous improvement of measurement procedures and tolerance verification practices across the production floor.","CNC machine capability assessments — direct the evaluation and selection of equipment upgrades, tooling strategies, and process parameters to meet evolving production requirements.","Fixture and tooling design standards — establish organizational guidelines for workholding and tool qualification, drawing on CAD and CAM software expertise.","Numerical control programming standards — author and enforce best practices for program structure, documentation, and change control across the CNC operator team.","Machining sequence optimization initiatives — lead cross-functional projects to redesign workflows, reduce cycle times, and improve throughput in the production department.","Operator training and skills development programs — design and deliver structured on-the-job training for emerging and developing CNC operators aligned to shop competency requirements.","Complex troubleshooting and equipment repair decisions — guide senior technicians in diagnosing systemic machine failures and authorizing corrective maintenance actions.","Production performance metrics and reporting — analyze output, scrap, and downtime data using ERP and spreadsheet tools to drive data-informed decisions at the department level.","Safety culture and compliance standards — champion shop safety policies, conduct risk assessments for new setups, and lead incident reviews to protect the production workforce.","Continuous improvement and technology adoption — evaluate emerging CNC technologies, CAM advancements, and automation solutions and champion their integration into organizational production strategy."]}}},"sources":{"onet":"v30.2 (CC BY 4.0)","crosswalk":"https://skillscrosswalk.com","generator":"LER.me"},"attribution":"© EBSCOed"}