Machine Tool Calibration Technician – 1st Shift (Onsite)

Date Posted:

2026-07-29



Country:

United States of America



Location:

US-AR-SPRINGDALE-BLDG 1 ~ 275 E Robinson Ave ~ BLDG 1



Position Role Type:

Onsite



U.S. Citizen, U.S. Person, or Immigration Status Requirements:

U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.



Security Clearance Type:

None/Not Required



Security Clearance Status:

Not Required

We are seeking a skilled Machine Tool Calibration Technician to support our state-of-the-art manufacturing facility by maintaining the accuracy, alignment, and performance of CNC machine tools and precision manufacturing equipment.

This position plays a critical role in ensuring machine tool accuracy, process capability, and equipment reliability by performing machine calibration, geometric verification, precision alignment, and troubleshooting of advanced CNC equipment used to manufacture aerospace components.

The Machine Tool Calibration Technician is responsible for calibrating, leveling, aligning, and verifying the geometric accuracy of CNC machine tools and associated manufacturing equipment. This position partners with Manufacturing Engineering, Operations, Quality, and Maintenance to ensure equipment consistently produces parts within engineering and customer specifications. The successful candidate will possess strong mechanical aptitude, precision measurement skills, and extensive knowledge of CNC machine geometry, machine alignment, and calibration techniques.

Work Schedule
1st Shift: Monday–Friday, 6:30 AM – 3:00 PM

Overtime may be required to support production schedules, machine installations, planned maintenance, and equipment recovery activities.

• Perform machine geometry inspections and calibration of 5-axis CNC lathes, mills, and machining centers.
• Level, align, and verify machine tool accuracy during installation, relocation, preventive maintenance, and repair activities.
• Perform ball bar analysis, laser calibration, spindle alignment, rotary axis verification, backlash compensation, and machine positioning accuracy checks.
• Utilize precision metrology equipment including Renishaw Ballbar systems, laser calibration systems, electronic precision levels, dial indicators, granite squares, and other alignment equipment to verify machine performance.
• Perform complete machine tool geometric inspections and requalification following repairs, spindle replacement, ball screw replacement, machine relocation, or crash recovery.
• Support installation, commissioning, and acceptance of new machine tools while verifying compliance with OEM specifications.
• Troubleshoot machine accuracy, repeatability, and positioning issues while working with Maintenance, Manufacturing Engineering, and OEM service technicians to restore machine capability.
• Develop and execute preventive calibration schedules to maintain machine accuracy and reliability.
• Interpret machine geometry reports, OEM specifications, engineering drawings, GD&T requirements, and technical documentation.
• Support capability studies, first article inspections, process validation, and continuous improvement initiatives related to machine accuracy.
• Coordinate corrective actions when machine performance falls outside established tolerances.
• Maintain calibration schedules and documentation in accordance with FAA regulations, AS9100 quality standards, and company procedures.
• Maintain accurate records within SAP or other computerized maintenance management systems.
• Support internal, customer, and regulatory audits by maintaining complete and accurate calibration documentation.
• Maintain a clean, organized, and safe work environment while complying with all Environmental, Health & Safety (EH&S), OSHA, FAA, and company policies.
• Regulatory Requirement
• Experience calibrating, leveling, and aligning CNC lathes, machining centers, and multi-axis machine tools.
• Strong understanding of machine tool geometry and precision alignment principles.
• Experience using machine tool calibration equipment including ball bars, laser calibration systems, electronic levels, dial indicators, and precision alignment instruments.
• Ability to read and interpret engineering drawings, GD&T, OEM specifications, electrical schematics, and technical manuals.
• Experience troubleshooting machine accuracy, repeatability, and positioning errors.
• Working knowledge of preventive maintenance programs and computerized maintenance management or ERP systems (SAP preferred).
• Proficiency with Microsoft Teams, Outlook, and Microsoft Office applications.
• Strong mechanical aptitude, analytical thinking, and attention to detail.
• Ability to safely operate or obtain certification for Powered Industrial Vehicles (PIV), forklifts, boom lifts, and scissor lifts.
• Ability to lift equipment, climb ladders, work at heights, and perform work safely in a manufacturing environment.
• Knowledge of machine tool geometry, machine leveling, laser calibration, volumetric compensation, rotary axis calibration, machine alignment, and machine error mapping.
• Experience supporting machine installations, relocations, machine rebuilds, and Factory or Site Acceptance Testing (FAT/SAT).
• Experience working in FAA-regulated, aerospace, or other highly regulated manufacturing environments.
• Working knowledge of GD&T, Statistical Process Control (SPC), Measurement System Analysis (MSA), and process capability studies.
• Lean Manufacturing, Six Sigma, Total Productive Maintenance (TPM), or Continuous Improvement experience.
• Exceptional attention to detail and commitment to precision.
• Strong troubleshooting and root cause analysis skills.
• Excellent mechanical aptitude and technical problem-solving abilities.
• Effective communication and collaboration with Engineering, Operations, Quality, Maintenance, and OEM service providers.
• Ability to work independently while managing multiple priorities.
• Commitment to safety, quality, regulatory compliance, and operational excellence.
   

Qualifications You Must Have:

• HS diploma (or equivalent, e.g. G.E.D in the US) with a minimum of 4 years relevant experience.

Qualifications We Prefer:

• Associate degree or Technical Trade School certification in Precision Machining, Manufacturing Technology, Industrial Maintenance, Mechanical Engineering Technology, Metrology, or a related technical discipline preferred.
• Experience calibrating and maintaining 5-axis CNC lathes, mills, and machining centers.
• Experience with CNC machine tools from OEMs including OM Ltd., Dah Lih, Ikegai, Mazak, DMG MORI, or other equivalent precision machine tool manufacturers.
• Experience using Renishaw Ballbar systems, Renishaw XL-80 Laser System (or equivalent), API Laser Tracker, electronic precision levels, and other machine tool calibration equipment.
   

What We Offer:

• Medical, dental, vision benefits

• Life, short term disability, long term disability benefits

• Paid time off including vacation, sick leave, holidays

• 401-K with company match

• Other innovative benefits including deals and discounts

Learn More and Apply Now

What is my role type?

In addition to transforming the future of flight, we are also transforming how and where we work. We’ve introduced role types to help you understand how you will operate in our blended work environment. This role is:

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance workers, as they are essential to the development of our engines.

Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee’s personal responsibility.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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