CNC Milling Machinist

CNC Milling Machinist PGS Worldwide is seeking a CNC Milling Machinist in Palmdale, CA for a one-year contract role supporting a leading aerospace & defense company. The CNC Milling Machinist will support aerospace tooling and prototype manufacturing by setting up, programming, and operating 3-axis and/or 5-axis CNC milling machines. This role involves machining precision parts, assemblies, installations, and production metal products using HAAS mill machines while working from blueprints, engineering specifications, GD&T requirements, and detailed machining instructions. Required Skills High school diploma or equivalent. 2+ years of related machining experience in an aerospace, military, or manufacturing environment. CNC milling experience. Machining lathe experience. Experience programming and operating 3-axis and/or 5-axis CNC machines with simultaneous movements. Experience with Mastercam or related CAM software. GD&T experience in design and manufacturing processes. Ability to design and create customized fixtures and tooling for jobs. Ability to set up and operate manual, universal, horizontal, or vertical milling machines. Ability to perform machining operations involving compound angles, contours, angular boring, helical milling, spiral milling, serrating, gear cutting, spline cutting, and keyway cutting. Ability to select, mount, and align specialized machine attachments and standard or improvised tooling. Ability to plan machining sequences, number of cuts, setup methods, speeds, feeds, and depth of cut. Ability to interpret blueprints, sketches, and engineering specifications. Experience using machinist hand tools and precision measuring instruments. Ability to perform standard shop computations. Ability to measure, mark, and scribe dimensions and reference points to lay out stock for machining. Ability to fabricate parts, assemblies, installations, and repair production metal products. Ability to follow FOE/foreign object debris, clean-as-you-go, housekeeping, PPE, safety, and hazardous waste requirements. Ability to perform moderate to strenuous physical and repetitive work, including bending, stooping, kneeling, carrying tools, lifting up to 35 pounds, working overhead or at heights, and accessing small/confined spaces. Ability to pass a new-hire physical. Ability to obtain and maintain a U.S. Government Secret clearance and Special Program Access within a reasonable period. U.S. citizenship required. Preferred Skills Experience working in an aviation rapid prototype or experimental fabrication environment. Experience using Siemens NX, CATIA, or other CAD modeling programs. Experience working with composites, aluminum, titanium, and Inconel. Active U.S. Government Secret clearance with investigation within the last 5.5 years. Aerospace parts experience. Experience working in a team environment. Knowledge of ERP/SAP. Innovative and self-motivated approach to machining work. What You'll Do Set up, program, and operate 3-axis and/or 5-axis CNC milling machines. Use HAAS 3-axis and 5-axis mill machines to fabricate aerospace parts, assemblies, installations, and production metal products. Perform precision machining operations to exacting tolerances. Machine compound angles, contours, angular holes, helical and spiral features, serrations, gears, splines, and keyways. Select, mount, and align machine attachments, tooling, fixtures, and improvised tooling as needed. Plan machining sequences, setups, speeds, feeds, and depth of cut. Read and interpret blueprints, sketches, engineering specifications, and GD&T requirements. Use machinist hand tools and precision measuring instruments to verify work. Lay out stock for machining by measuring, marking, and scribing reference points. Design and create custom fixtures and tooling for machining jobs. Monitor and verify quality in accordance with statistical process or other quality control procedures. Maintain a clean, safe work area and follow FOE, PPE, safety, housekeeping, and hazardous waste requirements. Work Schedule / Shift Onsite in Palmdale, CA. 4x10 schedule, MondayThursday. Pay $61.96/hour