NC Machinist Milling

Job Description

Job ID : 703095BR Date posted : Sep. 22, 2025

Description : Sets-up completely and operates machine tools equipped with numerically controlled multiple axis continuous paths, where it is required to have a complete knowledge of computer numerical control (CNC) including process controls and pull-down menu systems, manual mode controls and selections, control intervention and over-rides. Understands the interface of multiple machine functions. Performs all contact and non-contact measurements to self-verify conformance of product, tools, and equipment. Machines highly variable and / or nonrepetitive parts to exacting and coordinated tolerances, where it is required to exercise ingenuity and a complete knowledge of machine shop theory, of machine capability and capacity, and the machinability of the materials used; devises unusual machining methods; improvises and adapts tooling in order to fully utilize all functions of the machine and to minimize the number of setups and amount of machining required. Locates, drills and bores precision holes. Performs tool try and machining operations to specified tolerances required during the initial usage of completely new discs, program manuscripts, fixtures, cutters, and associated equipment. Enters program data into computer either through a disc furnished by programming for complex programs, or by using manual data input (MDI) for less complex projects.

Performs rework of the level of difficulty of the operations described above.

Sets up completely and independently all types of numerically controlled machine tools such as multiple head continuous path milling machines, numerically controlled lathes, and point-to-point machine tools. Operating such machine tools for initial runs and tool try, or to make runs on complex parts, where it is required to exercise a knowledge of computer numerical control (CNC) controls including processing controls and pull-down menu systems, manual mode controls and selections, control intervention and over-rides and machine shop theory, of machine capacity, of the machineability of materials used, and of applicable inspection requirements. Determines sequence of machining operations. Devises unusual machining methods as required to machine an acceptable first article per specifications. Improvises and adapts tooling in order to fully utilize all functions of the machine and to minimize the number of setups and amount of machining required.

Performs rework of the level of difficulty of the operations described above.

Establishes operating parameters and sequences, sets up, encodes, adjusts, and operates computerized numerically controlled machine tools to perform a variety of machining operations in manual or automatic modes.

Utilizes a computer workstation and applicable software to perform varied tasks such as part layout which may be downloaded into the machine controller to produce machined parts.

Checks material, cutters and available references for accuracy and completeness. Makes and / or checks layouts on parts as required. Pre-sets cutters as required.

Recognizes improper functioning of equipment, takes corrective action or reports trouble to responsible personnel.

Sets up completely and independently, operates plain, universal, horizontal, vertical, and independent stand-alone machining centers to develop cutter paths. Also operates various types of automatic duplicating and profiling machines to machine complex highly variable, and / or non-repetitive parts to exacting and coordinated tolerances. Required to exercise ingenuity, have a complete knowledge of machine shop theory, machine capacity and the machinability of materials used. Plans the sequence of machining operations. Devise unusual machining methods to improvise and adapt tooling in order to fully utilize all functions of the machine to minimize the number of setups and the amount of machining required.

• Must Be Able to Work Any Shift

Performs rework of the level of difficulty of the operations described above.

Basic Qualifications :

Must possess a minimum of four years of experience or equivalent in the operation of numerically controlled milling machines; knowledge of jig borer operations.

Must be able to demonstrate knowledge of or have successfully completed training in complete level blueprint, technical data and data model comprehension, shop mathematics including trigonometry, basic computer operation, knowledge of machining shop processes, practices, and equipment.

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.

The base range for this position in California is $27.51 - 44.85.

Benefits offered : Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. The wage range and benefits summary is a general guideline and is governed by the applicable collective bargaining agreement when extending an offer.

The base range for this position in California is $27.51 - 44.85.

Benefits offered : Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. The wage range and benefits summary is a general guideline and is governed by the applicable collective bargaining agreement when extending an offer.

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.

Join us at Lockheed Martin, where your mission is ours. Our customers tackle the hardest missions. Those that demand extraordinary amounts of courage, resilience and precision. They're dangerous. Critical. Sometimes they even provide an opportunity to change the world and save lives. Those are the missions we care about.

As a leading technology innovation company, Lockheed Martin's vast team works with partners around the world to bring proven performance to our customers' toughest challenges. Lockheed Martin has employees based in many states throughout the U.S., and Internationally, with business locations in many nations and territories.

Experience Level : Hourly / Non-Exempt

Business Unit : AERONAUTICS COMPANY

Relocation Available : No

Career Area : Manufacturing

Type : Full-Time

Shift : Second