Northrop Grumman Innovation Systems Careers

CNC Machinist

Rocket Center, WV

Job Description

Job ID: GS20182808-47245

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people’s lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation’s history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they’re making history.


Northrop Grumman Innovation Systems designs, builds and delivers space, defense and aviation-related systems to customers around the world. Our main products include launch vehicles and related propulsion systems; missile products, subsystems and defense electronics; precision weapons, armament systems and ammunition; satellites and associated space components and services; and advanced aerospace structures.

CNC Machinists

Scope of Work: Perform routine production line tasks with minimal supervision in the functional area of machining. Must maintain high quality through application of the most effective machining techniques, including explicitly following all procedures and set-up sheets. 


Could include, but may not be limited to, the following:

  • Set-up CNC and operate various types of CNC machines.
  • Run production in accordance with written work instructions
  • Instruct operators
  • Inspect parts
  • Collect, measure and enter dimensional data using SPC
  • Identify non-conforming material and notify Supervision immediately
  • Document production output as directed by Supervision
  • Change offsets as required to maintain process capability 


Could include, but may not be limited to, the following:

  • Read and Understand G and M code for CNC programming
  • Upload new programs and download existing programs onto proper media for storage
  • Remove all tools and holders from previous jobs, clean and return to Tool Crib
  • Mounting of collets, fixtures, building tools
  • Mount tooling according to the tool sheet or the program
  • Indicate and align all tools, set all limits, variables, and load monitors
  • Touch off tools on in all axis, up to 5.
  • Produce first part and submit to inspection
  • Make changes based on inspection results in order to get first piece acceptance
  • Assure that all gages and necessary documentation are in the work area
  • Note all tool and insert changes
  • Instruct operator on how to run the process
  • Operate any process in accordance with the procedures and set up sheets
  • Support Research & Development efforts by collaborating with respective engineers 


  • High school diploma
  • Minimum of 5 years of experience as a CNC  Machinist.
  • Essential reading skills required. 

Technology Knowledge:  

  • Must have thorough understanding and be able to demonstrate such in the following:
  • Shop mathematics
  • Tooling
  • G and M code CNC Programming
  • CNC controls
  • Geometric tolerancing

Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO/AA and Pay Transparency statement, please visit U.S. Citizenship is required for most positions.

Job Type: Full Time
Desired Travel: less than 25%
Years of Experience: 5-8 Years
Education: High School/GED
Expertise: Production
Group: Defense