Maintenance Mechanic

Job ID: 725706BR Date posted: Apr. 28, 2026
Description: Determines methods and sequences of operations, and maintains, repairs, services, modifies, and installs all types of machine tools and fabrication machines, such as NC, CNC, DNC machines, robots, or other equipment. Employing multiple types of advanced and/or conventional control systems where it is required to work to exacting tolerances by exercising a complete knowledge of mechanical, hydraulic, and component functions, machine and component rebuilding and modification theory, techniques and practices, and hydraulics as related to the isolation of servo-control and mechanical drive system malfunctions. Troubleshoots integrally related mechanical and hydraulic drive, control, and traversing systems to isolate malfunctions. Disassembles, repairs, or replaces defective parts, and makes exacting coordinated adjustments as necessary to maintain electronic-hydraulic control sensitivity requirements and overall machine efficiency. Installs or works with manufacturers' personnel in installing machine tools and equipment and test-operates, reworks, and makes adjustments to ensure that performance characteristics agree with applicable specifications. Disassembles, services, and reassembles delicate mechanical and hydraulic functional mechanisms especially vital to machine operations where extreme care must be exercised to avoid damage or introduction of error into system through improper parts alignment and adjustment. Tears down, overhauls, and rebuilds primary machine drive, control and carriage traversing systems of machine tools fabrication machines to restore to manufacturers' original specifications when it is no longer practical or possible to make such machines useful to production by normal service maintenance and repair operations. Sets up and operates machines as necessary to ensure proper machine operation and tolerance prior to release to production personnel. Makes special modifications to and adapts partially automated machines and plant equipment to improve overall performance characteristics and to satisfy special purpose manufacturing and plant requirements. Makes precision layouts, works to exacting tolerances and exercises a high degree of ingenuity in improvising and adapting aids such as hydraulic test benches for the rebuilding, maintenance and testing of machine components and accessories, and in developing new skills and techniques relating to malfunction diagnoses.

Performs modification and rework of the level of difficulty described above.

Be able to obtain a DOD Secret level clearance.
Basic Qualifications:
--Must have one of the following.

* Minimum of four years of experience in machine tool repair, including Autoclaves, Industrial Ovens, N/C, CNC, DNC and robots, and maintenance.

* Two years of machine tool repair/maintenance and two years of machine operational experience.

* A graduate apprentice.

--Be proficient in the use of computers and the use of computerized equipment.


**Must be willing/able to work ANY shift and ANY work schedule.
Desired Skills:
Advanced knowledge of CNC/NC/DNC programming and troubleshooting.

Strong mechanical aptitude with experience repairing, overhauling, and rebuilding machine tools, robots, and related hydraulic/electromechanical systems.

Proficiency in hydraulic circuit diagnosis, pump/valve servicing, and electronic?hydraulic control troubleshooting.

Ability to read and interpret technical drawings, schematics, and service manuals (mechanical, hydraulic, and electrical)

Experience performing precision alignments, tolerancing, and metrology (micrometers, dial indicators, laser measurement tools.)

Strong problem?solving mindset with the ability to develop improvised test fixtures and diagnostic procedures
competency with computer?based maintenance management systems (CMMS), documentation, and electronic record?keeping.

Flexibility to work any shift, weekend, or overtime schedule as required.


Effective communication skills for coordinating with OEM personnel, engineering teams, and production staff.
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 $31.43 - $53.80.
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.
At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's 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: AERONAUTICS COMPANY
Relocation Available: Possible
Career Area: Facilities
Type: Full-Time
Shift: Multiple shifts available