Northrop Grumman

Numerical Control Programmer/ Principal Numerical Control Programmer

Northrop Grumman$103K — $155K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree with 2 years relevant experience or Master's with no experience, or High School Diploma with 6 years experience in lieu.
  • Proficiency in CAD software (Siemens NX, Catia V5).
  • Expertise in interpreting blueprints and GD&T symbols.
  • Strong foundation in Trigonometry and Geometry.
  • Understanding of G-code, M-code, and post-processing; experience with aerospace metals and composites.
  • Ability to obtain and maintain U.S. Government security clearance.

Responsibilities

  • Develop and write programs for numerically controlled machines using engineering specifications.
  • Analyze 3D CAD models and blueprints for efficient machining sequences.
  • Design custom fixtures and jigs in CAD for machining aerospace components.
  • Conduct machine simulations to ensure error-free toolpaths using software like Vericut.
  • Refine programs for cycle time reduction and quality assurance of aerospace parts.
  • Create setup sheets to assist machinists during production.
  • Provide shop floor support and mentor machine operators.

Benefits

  • Health insurance coverage.
  • Life and disability insurance.
  • Savings plan options.
  • Paid holidays and paid time off (PTO) for vacation and personal business.
Full Job Description
RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Secret

TRAVEL: Yes, 10% of the TimeDescription

Northrop Grumman invites you to bring your pioneering spirit to our collaborative teams. As aNumerical Control Programmer/ Principal Numerical Control Programmer located in Palmdale, CA, you will be a linchpin in missions of paramount importance, defining the art of the possible from day one.

Our Palmdale, CA site is seeking a Numerical Control Programmer/ Principal Numerical Control Programmer to join our growing team on the first shift, 4/10A schedule, working Monday - Thursday from 6:00 am to 4:30 pm.

The Numerical Control Programmer/ Principal Numerical Control Programmer is a specialized professional responsible for converting complex 3D engineering designs into precise numerical code (G-code/M-code) that drives multi-axis machining centers using CAD/CAM software such as Catia or Siemens NX. In the aerospace industry, this role involves working with carbon fiber composites and occasional exotic materials (titanium, Inconel, aluminum alloys).

Develops and writes programs for numerically controlled machines using engineering specifications and drawings. Analyzes engineering drawings to define the configuration of parts and determine the type and sequence of machine operations.

Core Responsibilities
  • Program Development: Utilize software such as CATIA V5 or Siemens NX to create toolpaths for 3-, 4-, and 5-axis milling and CMM machines.
  • CAD/CAM Integration: Analyze 3D CAD models and blueprints to determine the most efficient machining sequences and work-holding strategies.
  • Tooling & Fixture Design: Design custom fixtures and jigs in CAD to secure aerospace components during the machining process.
  • Simulation & Verification: Conducting machine simulations (e.g., using Vericut) to ensure error-free toolpaths before physical production.
  • Process Optimization: Continuously refine programs to reduce cycle times, improve tool life, and ensure consistent quality for high-value aerospace parts
  • Documentation: Create detailed setup sheets to guide machinists through the production process.
  • Shop Floor Support: Troubleshooting programming issues during setup, performing "prove-outs" on the floor, and mentoring machine operators.


Basic Qualifications:

Numerical Control Program Level 2:
  • Bachelor's degree and 2 years of relevant experience; OR Master's degree with 0 years of experience OR High School Diploma and 6 years in lieu of experience.
  • Experience with CAD software (e.g., Siemens NX, Catia V5)
  • Experience with blueprints & GD&T: Expert ability to interpret complex technical drawings and Geometric Dimensioning and Tolerancing (GD&T) symbols.
  • Experience with a foundation in Trigonometry and Geometry.
  • Experience with understanding of G-code, M-code, and post-processing; expertise in machining aerospace composites and alloys (Titanium, Inconel, Aluminum).
  • Ability to obtain and maintain U.S. Government clearance and Special Program Access (PAR) per company and or business needs.


Principal Numerical Control Program Level 3:
  • Bachelor's degree and 5 years of relevant experience; OR Master's degree with 3 years of experience; OR PhD Degree with 0 years of experience; OR High School Diploma and 9 years in lieu of experience.
  • Experience with CAD software (e.g., Siemens NX, Catia V5) and CAM software.
  • Experience with blueprints & GD&T: Expert ability to interpret complex technical drawings and Geometric Dimensioning and Tolerancing (GD&T) symbols.
  • Experience with a foundation in Trigonometry and Geometry for calculating complex cutting paths and angles.
  • Experience with understanding of G-code, M-code, and post-processing; expertise in machining aerospace composites and alloys (Titanium, Inconel, Aluminum).
  • Ability to obtain and maintain U.S. Government clearance and Special Program Access (PAR) per company and or business needs.


Preferred Qualifications
  • Regulatory Compliance: Familiarity with AS9100 standards and export control regulations (ITAR/EAR).
  • Associate's degree in a mechanical or machining-related curriculum or 6 years of machining and programming experience


Primary Level Salary Range: $103,600.00 - $155,400.00

Secondary Level Salary Range: $0.00 - $0.00

The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.

Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.

About Northrop Grumman

Northrop Grumman is a security company that provides systems, products, and solutions in aerospace, electronics, information systems, shipbuilding, and technical services to government and commercial customers. They design, develop, and build everything from aircraft and spacecraft to cyber security systems. The company is involved in a wide range of defense and technology projects, including the development of aircraft, space systems, cybersecurity solutions, and advanced electronics.

Northrop Grumman Careers

Join the elite team at Northrop Grumman, a leading global security company providing innovative systems, products, and solutions in autonomous systems, cyber, C4ISR, space, strike, and logistics and modernization to customers worldwide. There has never been a more exciting time to advance your career with Northrop Grumman.

Work You’ll Do

At Northrop Grumman, your work will redefine the edges of technology and create a safer future. Our culture thrives on intellectual curiosity, cognitive diversity, and bringing your whole self to work. Our team is at the forefront of innovation, collaborating to make the impossible, possible.

Explore Job Opportunities and Growth

Whether you’re looking for an internship, an entry-level position, or a spot for seasoned professionals, Northrop Grumman offers a variety of career paths that encourage growth and development. Explore job opportunities that elevate your skills, and push your career to the next level.

Join Our Diverse and Inclusive Team

Diversity and inclusion are the foundations of our culture. Northrop Grumman is committed to building a diverse team that fosters an inclusive environment, where every team member is valued for their unique perspectives and contributions. We believe that diversity fuels innovation.

Professional Development and Benefits

Northrop Grumman is dedicated to your professional and personal growth. We offer unparalleled benefits, including comprehensive health coverage, generous time off, and family care resources. Additionally, we provide extensive leadership and diversity training to help you craft your career path.

Networking and Leadership

Enhance your career through our robust networking opportunities. Connect with leaders and peers within Northrop Grumman through various events, mentorship programs, and professional groups. Our leadership is deeply invested in nurturing talent and guiding team members through their career journey.

Innovation in Technology

Drive technological breakthroughs with a company at the cutting edge of innovation. Northrop Grumman is a place where you can work on projects that push the boundaries of what is possible.

How to Apply

Ready to join our team? Check out the open positions on our Careers page. Tailor your resume to highlight your relevant skills and experiences. Prepare for your interview with us by researching our projects and understanding our company’s mission and values.

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Northrop Grumman Jobs

Discover the impact you can make with a career at Northrop Grumman. We are actively hiring and looking for passionate, curious, and solution-driven team players. Search Northrop Grumman jobs today and find where your expertise is needed most. Join Northrop Grumman, and be part of a team that is dedicated to making a difference, not only within the company but in the world at large. Your journey to building a rewarding career starts here.
Learn more about Northrop Grumman
Size
88,000 employees
Market Cap
$82.7 billion
Industry
Net Income
$3.1 billion
Founded
1939
5 Year Trend
+7.6%
Revenue
$36.7 billion
NASDAQ

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