Trade licensing overview · machinist
How machinist licensing works — Maryland
How this trade is regulated in Maryland. none-in-pilot-states The framework below describes the national pathway most machinists in Maryland follow.
Machinists are not state-licensed in the United States. Competency is demonstrated through NIMS (National Institute for Metalworking Skills) credentials, employer-administered machining and inspection tests, or completion of a DOL-registered Machinist apprenticeship.
Machinist wages in Maryland · BLS OES A01 2024
Wages are state-level annual figures from the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics program (A01 2024). Specific machinist earnings in Maryland vary by metro area, employer type, union membership, and years of experience. Verify the current state and metro figures on the BLS OES site (bls.gov/oes).
What this trade actually looks like in Maryland
Maryland machining is built on Naval-shipyard and federal-facility work, defense electronics tied to Northrop Grumman and Lockheed in the Baltimore-Washington corridor, NIST and NASA Goddard precision work, and a moderate job-shop base. Federal and federally-funded work is a larger share of total machining than in most states.
Where they work
The Baltimore-Washington corridor (Baltimore, Howard County, Anne Arundel) anchors defense and federal-contractor machining. Aberdeen Proving Ground and Edgewood (Harford County) host Army-research-related machining. Patuxent River Naval Air Station in St. Mary's County drives aviation-MRO work. NIST in Gaithersburg and NASA Goddard in Greenbelt run their own precision shops. The Eastern Shore and western Maryland have thin machining footprint outside of small ag and food-equipment shops.
Pay context
BLS OES reports a Maryland median of $58,240 for machinists. Defense-contractor and federal-facility positions in the Baltimore-Washington corridor commonly pay above the statewide median, particularly for cleared positions. Cost of housing in Montgomery, Howard, and Anne Arundel counties cuts into the headline number.
Training pathway
Anne Arundel Community College, Howard Community College, Community College of Baltimore County, and Frederick Community College run CNC machining programs. Maryland's EARN Maryland and Apprenticeship Maryland Program register some machinist apprenticeships through specific employers. NIMS credentialing is widely recognized in defense-contractor hiring. Many Maryland machinists hold security clearances tied to their employer.
Considerations
If you want defense, federal-facility, or research-precision work with proximity to Washington's federal-contracting market, Maryland has substantial depth. If you have or can obtain a security clearance, you have meaningful wage leverage in this market. If you want production-manufacturing variety or right-to-work simplicity, Maryland is mixed and benefits packages tied to federal contractors are a major part of total compensation.
Maryland machinist snapshot
| MSA | Employed | Median wage |
|---|---|---|
| Philadelphia-Camden-Wilmington, PA-NJ-DE-MD | 3,960 | $59,500 |
| Washington-Arlington-Alexandria, DC-VA-MD-WV | 950 | $74,780 |
| Baltimore-Columbia-Towson, MD | 720 | $61,290 |
| Hagerstown-Martinsburg, MD-WV | 140 | $60,630 |
| Salisbury, MD | 120 | $41,830 |
STATE LICENSE STATUS
No pilot state (TX, CA, FL, NY, IL) issues a person-level machinist license. The U.S. Bureau of Labor Statistics classifies machinists under SOC 51-4041 and lists typical entry through long-term on-the-job training, apprenticeship, or community-college machine-tool programs (https://www.bls.gov/ooh/production/machinists-and-tool-and-die-makers.htm). Because there is no statutory license, hiring shops typically verify skill through a bench test, print-reading and GD&T questions, and (increasingly) NIMS credential records (https://www.nims-skills.org). ITAR-regulated aerospace and defense shops add employer-specific background and citizenship checks per 22 CFR 120-130; those are job requirements, not state licenses.
NIMS CREDENTIALS
NIMS (National Institute for Metalworking Skills) issues 52 stackable, ANSI-accredited credentials covering Machining Level I, II, and III; CNC Milling and CNC Turning Operator and Programmer; Tool & Die; Mold Making; Stamping; Grinding; and Industrial Technology Maintenance (https://www.nims-skills.org/credentialing). Each credential requires an online theory exam plus a performance/part-inspection component verified by a NIMS-credentialed evaluator (https://www.nims-skills.org). Machining Level I is the recognized entry credential and is used by many registered apprenticeships as a first-year benchmark. NIMS credentials are accepted as Related Technical Instruction (RTI) evidence by many DOL-registered Machinist programs (https://www.apprenticeship.gov). The International Machine Tool Manufacturers Association (IMTMA, https://www.imtma.org) and the National Tooling and Machining Association (NTMA, https://www.ntma.org) both reference NIMS as the industry-standard skills benchmark.
CNC PROGRAMMING
CNC (computer numerical control) programming is the core skill for production machining. G-code and M-code fundamentals (ISO 6983 / EIA RS-274) are the baseline language read by Fanuc, Siemens, Haas, and Mazak controls (https://www.iso.org/standard/34608.html). Most production programs are generated in CAM software: Mastercam (https://www.mastercam.com), Autodesk Fusion 360 (https://www.autodesk.com/products/fusion-360), and SolidWorks CAM (https://www.solidworks.com) are the most commonly listed in BLS machinist job postings (https://www.bls.gov/ooh/production/machinists-and-tool-and-die-makers.htm). 5-axis simultaneous programming is typical in aerospace structural and impeller work and is covered by NIMS CNC Milling Programmer Level III (https://www.nims-skills.org/credentialing). NIMS also offers a stand-alone Job Planning, Benchwork, and Layout credential that is a prerequisite for Machining Levels II and III.
APPRENTICESHIP PATHWAY
The U.S. Department of Labor registers Machinist apprenticeships under RAPIDS occupation code 0296 with a typical term of 8,000 on-the-job-training hours plus 576 hours of Related Technical Instruction; Tool and Die Maker (RAPIDS 0295) typically requires 10,000 OJT hours (https://www.apprenticeship.gov/apprenticeship-job-finder). Community-college Associate of Applied Science (AAS) degrees in Machine Tool Technology are a common parallel or substitute pathway and frequently articulate into NIMS credentials. The International Association of Machinists and Aerospace Workers (IAM, https://goiam.org) represents machinists in parts of aerospace, defense, and rail, though most U.S. production machinists work in non-union shops. NTMA and the Precision Metalforming Association (PMA) both sponsor employer-led apprenticeships registered through DOL.
ADJACENT ROLES
Tool-and-die maker is the most demanding adjacent role, requiring roughly 10,000 OJT hours and tight-tolerance grinding, heat-treat, and fixture-building experience (https://www.bls.gov/ooh/production/machinists-and-tool-and-die-makers.htm). CNC programmer roles split into shop-floor edit/offset programmers and off-line CAM programmers; NIMS CNC Milling and CNC Turning Programmer credentials cover both (https://www.nims-skills.org/credentialing). Manual mill and lathe operator positions are still common in prototype, R&D, and repair shops. Quality-control and gauge inspector roles require formal GD&T training per ASME Y14.5-2018, Dimensioning and Tolerancing (https://www.asme.org/codes-standards/find-codes-standards/y14-5-dimensioning-tolerancing); ASME also publishes Y14.5.1 Mathematical Definition of Dimensioning and Tolerancing Principles. AS9100 (aerospace) and ISO 13485 (medical device) quality-system training are often required before a machinist is cleared to run regulated parts.