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Milling Machine Machinist 1

Job Title: Milling Machine Machinist 1
Location: Palmdale, CA 93550
Job ID: NGC – Milling Machine Machinist 1
Duration: 12 Months (07/13/2026 – 07/12/2027)
Positions: 1
Shift: 2nd Shift (3/10 Work Schedule)
Client: Northrop Grumman

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Position Overview

Northrop Grumman is seeking a skilled Milling Machine Machinist 1 to support manufacturing operations in Palmdale, CA. The selected candidate will set up and operate horizontal, multi-axis, and vertical CNC machines to perform precision machining operations involving complex contours, compound angles, helical milling, boring, gear cutting, spline cutting, and keyway machining.

The ideal candidate will have experience with CNC machining, robotics, precision measurement tools, blueprint interpretation, and quality inspection processes while maintaining strict adherence to safety and manufacturing standards.

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Key ResponsibilitiesCNC Machining Operations

• Set up and operate horizontal, vertical, and multi-axis numerical control (CNC) milling machines.

• Perform machining operations including:

  • Compound angle machining

  • Contour milling

  • Helical and spiral milling

  • Boring compound angular holes

  • Serrating

  • Gear cutting

  • Spline cutting

  • Keyway cutting

• Machine components to exacting tolerances and engineering specifications.

Machine Setup & Tooling

• Select, mount, align, and adjust specialized machine attachments.

• Install and configure standard and custom tooling as required.

• Determine machining sequences, number of cuts, and optimal setup methods.

• Establish and monitor feeds, speeds, tooling offsets, and cutting parameters.

Blueprint & Technical Interpretation

• Interpret engineering drawings, blueprints, sketches, and manufacturing specifications.

• Measure, mark, and scribe dimensions and reference points for machining operations.

• Apply standard shop mathematics and machining calculations.

Precision Measurement & Inspection

• Utilize precision measuring instruments including:

  • Micrometers

  • Dial Indicators

  • Preset Torque Tools

  • Reference Inspection Gauges

  • Calipers

  • Precision Measurement Equipment

• Verify dimensional accuracy and conformance to specifications.

• Conduct in-process and final inspections.

Equipment Monitoring & Automation Support

• Monitor CNC equipment, robotic systems, and automated manufacturing processes.

• Utilize computer-controlled interfaces and Human Machine Interfaces (HMIs).

• Identify and report machine performance issues and operational concerns.

Quality Assurance

• Perform routine quality checks and inspections.

• Ensure products meet engineering specifications and quality standards.

• Support Statistical Process Control (SPC) and other quality control initiatives.

Documentation & Reporting

• Maintain production records and machining documentation.

• Record machine downtime, maintenance activities, and performance metrics.

• Complete manufacturing and inspection documentation accurately.

Safety & Compliance

• Follow all company safety policies and procedures.

• Utilize required Personal Protective Equipment (PPE).

• Maintain a clean, organized, and hazard-free work environment.

• Support continuous improvement and workplace safety initiatives.

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Required Qualifications

• High School Diploma or GED.

• Minimum 6 months of machining education and/or related manufacturing experience.

• Experience operating CNC machining equipment.

• Experience working with robotics and automated manufacturing systems.

• Experience using precision measuring instruments including:

  • Micrometers

  • Dial Indicators

  • Preset Torque Tools

  • Reference Inspection Gauges

• Ability to interpret blueprints, engineering drawings, and manufacturing specifications.

• Ability to work 2nd Shift and a 3/10 work schedule.

• Strong mechanical aptitude and attention to detail.

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Preferred Qualifications

• Formal CNC Machining Certificate.

• Experience in aerospace manufacturing environments.

• Multi-axis CNC machining experience.

• Experience with Statistical Process Control (SPC).

• Knowledge of machining complex aerospace components.

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Technical Skills

• CNC Milling

• Vertical Milling Machines

• Horizontal Milling Machines

• Multi-Axis Machining

• Robotics Operations

• Precision Measurement

• Blueprint Reading

• Gear Cutting

• Spline Cutting

• Keyway Machining

• Helical Milling

• Contour Machining

• Tool Setup & Alignment

• Machine Calibration

• SPC (Statistical Process Control)

• HMI Systems

• Manufacturing Documentation

• Quality Inspection

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Soft Skills

• Attention to Detail

• Problem Solving

• Mechanical Aptitude

• Communication Skills

• Team Collaboration

• Time Management

• Adaptability

• Safety Awareness

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Work Environment

• Aerospace manufacturing facility.

• CNC machining and production environment.

• Exposure to automated equipment, robotics, and precision manufacturing processes.

• Requires use of PPE and adherence to strict safety protocols.

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