CNC Machinist (CLEARANCE REQUIRED)

Job Description:

Description:Role Overview
Lockheed Martin Space is seeking an Experimental CNC Machinist to support precision manufacturing in a production and development environment. In this role, you will machine and inspect complex parts to exacting specifications, supporting spacecraft and space-related programs that demand accuracy, consistency, and collaboration.

You will work with CNC machining centers, engineering documentation, and manufacturing teams to produce high-quality components while contributing feedback that helps improve processes and efficiency.

This position is based onsite in King of Prussia, Pennsylvania.

Key Duties / Responsibilities
● Machine, fabricate, and assemble parts according to engineering prints and operation sheets using CNC equipment
● Set up and operate horizontal and vertical CNC machining centers
● Perform machining operations such as drilling, milling, boring, and tapping
● Interpret Computer-Aided Design (CAD) data, prints, and sketches
● Verify Numerical Control (NC) code during setup and execution
● Perform secondary operations during machine cycles, including deburring and straightening
● Inspect parts before and during production using standard measuring tools such as gauges, micrometers, indicators, calipers, and depth gauges
● Select, install, and adjust cutting tools and machine offsets
● Provide feedback to Manufacturing Engineers on processes, tooling, and fixturing to support efficient production
● Analyze machining results against performance targets and communicate job expectations for production runs
● Maintain coolant levels and perform minor preventive maintenance on equipment
● Support production schedules by working overtime, weekends, alternate shifts, or off-Fridays when required

Work Environment
● Hands-on manufacturing environment with CNC machining equipment
● Work is performed onsite in a production and experimental setting
● Collaboration with Manufacturing Engineers and production teams
● Fast-paced work aligned with program schedules and delivery targets
● Flexible scheduling may be required to meet production demands

Company Mission & Program Overview
Lockheed Martin Space designs and builds technologies that support national security, scientific discovery, and space exploration. The organization focuses on advancing spacecraft systems, strengthening resilience, and delivering reliable solutions that connect people, data, and missions across the globe.

This role directly supports space programs by ensuring precision-manufactured components meet strict technical and quality requirements.

Why Lockheed Martin
● Work on programs that have real-world impact on space, security, and technology
● Be part of a long-standing organization known for engineering excellence and mission-driven work
● Collaborate with skilled professionals across manufacturing, engineering, and operations
● Contribute to complex, meaningful projects that demand precision and accountability

Why You’ll Love This Role
● Hands-on machining work with challenging, high-precision components
● Opportunities to contribute ideas that improve manufacturing processes
● Exposure to experimental and production machining in a space-focused environment
● A role where craftsmanship, accuracy, and teamwork are valued
● Clear expectations and meaningful contribution to critical programs
Basic Qualifications:
Candidates must meet all requirements listed below.

● Active Secret security clearance
● Ability to read and interpret engineering blueprints and technical drawings
● Working understanding of G-code and M-code used in Computer Numerical Control (CNC) machining
● Ability to work varying shifts, including alternate schedules as production needs require
● High school diploma or equivalent
● At least 1 year of related machining or manufacturing experience
Desired Skills:
These skills are helpful but not required.
● Experience with Siemens 840D control systems (Celos)
● Experience with Mazatrol controls
● Familiarity with Mastercam or NX programming software
Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance Level: Secret
Other Important Information You Should Know
Expression of Interest: By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.
Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.
Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.
Schedule for this Position: 9x80 every other Friday off
Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.
The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration.
At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the worlds most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work.

With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.

If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs, and apply for roles that align with your qualifications.
Experience Level: Hourly/Non-Exempt
Business Unit: SPACE
Relocation Available: No
Career Area: Manufacturing
Type: Full-Time
Shift: First

These skills are helpful but not required.
● Experience with Siemens 840D control systems (Celos)
● Experience with Mazatrol controls
● Familiarity with Mastercam or NX programming software

Job Ident #: 91586579072

Company Details

Lockheed Martin

6801 Rockledge Dr
Bethesda, Maryland 20817 USA
www.lockheedmartinjobs.com/

Lockheed Martin Corporation is an American global aerospace, defense, security and advanced technologies company with worldwide interests. It was formed by the merger of Lockheed Corporation with Martin Marietta in March 1995. It is headquartered in North...

Benefits:
TBD

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Job Info

Location

King of Prussia, Pennsylvania, United States

Type

Permanent

Company Details

Lockheed Martin

6801 Rockledge Dr
Bethesda, Maryland 20817 USA
www.lockheedmartinjobs.com/