Machine Operator II 2nd Shift (Onsite Puerto Rico)

Collins Aerospace; Santa Isabel; On-site; COP 133,156,000 - 202,904,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

Three weeks of vacation

401(k) with employer matching

Employee Scholar Program (ESP)

Life insurance and disability coverage

Employee Assistance Plan

Job summary

Collins Aerospace is seeking a Machinist to join our Santa Isabel, PR location. You will produce precision parts using lathes, milling and grinding machines, following established procedures and tolerances.

You will read drawings, set up equipment, measure with micrometers and calipers, and maintain EH&S standards while delivering high-quality components for aerospace systems. Relocation is not offered; Puerto Rico residency is required at start.

Qualifications

• HS diploma or GED or vocational training with 1 year of relevant experience.
• Proficient in English and Spanish (verbal and written).
• U.S. citizenship is required for access to information under this program/contract.

Responsibilities

• Read and interpret diagrams and drawings with tight tolerance specifications to manufacture and cut parts.
• Use precision measuring instruments such as micrometers, calipers, optical comparators, digital readouts, and high-precision indicators.
• Perform own setups to achieve high-precision finished products.
• Operate grinding, milling, and lathe machines with semi-automatic controls.
• Adhere to EH&S policies and maintain organized work areas.

Skills

Bilingual EN/ES

Reading diagrams

Precision measuring

Machining setup

Quality inspection

Education

HS diploma or GED

Tools

Micrometers

Calipers

Optical comparators

Digital readouts

Grinding machines

Milling machines

Lathes

Job description

Date Posted: 2026-10-23

Country: United States of America

Location: US-PR-SANTA ISABEL-B4 ~ Felicia Industrial Park - St B4 ~ BLDG 4

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: None/Not Required

Joining Collins Aerospace isn’t just about finding a job; it’s about embarking on a journey to redefine the future of aerospace technology. Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market.

We are seeking a Machinist to join our team. In this role you will be responsible for the production of company equipment using machine shop tools such as lathes, milling machines, and grinding machines, following pre-established procedures related to the equipment required depending on the assigned area.

This position is based at our Santa Isabel, PR location. You must be residing in Puerto Rico at the time of starting employment. Relocation is not offered.

What You Will Do

• Read and interpret diagrams and drawings with tight tolerance specifications to manufacture and cut parts
• Use precision measuring instruments such as micrometers, calipers, optical comparators, digital readouts, and high-precision indicators
• Perform own setups to achieve high-precision finished products
• Operate internal and external grinding hydraulic semi-automatic machines
• Operate semi-automatic milling machines
• Perform setups on high-precision semi-automatic lathes
• Receive and utilize fixtures and accessories to improve setups
• Conduct high-precision gauging and calibration activities
• Create and sharpen cutting tools in compliance with OSHA regulations
• Interpret engineering drawings and blueprints
• Measure components using high-precision equipment
• Comply with company policies and procedures
• Perform duties in accordance with company policies and procedures
• Maintain acceptable attendance and punctuality
• Produce the required quantity of high-quality work
• Follow safety rules and maintain an organized work area
• Accurately report work performed
• Keep equipment and surrounding areas clean and organized
• Participate in Environmental, Health & Safety (EH&S) training as scheduled
• Actively support organizational efforts to meet or exceed EH&S goals and objectives
• Recommend improvements to EH&S practices
• Perform other related duties as assigned

Qualifications You Must Have

• Typically requires HS diploma (or equivalent, e.g. G.E.D. in the US) or vocational/technical education in related discipline with a minimum of 1 year of relevant experience
• Demonstrated professional or educational experience communicating in English and Spanish (verbal and written)
• U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract

What We Offer

• Medical, dental, and vision insurance
• Three weeks of vacation for newly hired employees
• Generous 401(k) plan that includes employer matching funds
• Participation in the Employee Scholar Program (ESP)
• Life insurance and disability coverage
• Employee Assistance Plan, including up to 8 free counseling sessions
• And more!

The next chapter of our future as an aerospace company is here, and we are excited about what this means for our employees and customers! Get onboard the Collins Aerospace Operations team and play a part in managing our innovative products from inception to delivery. The Operations team continues to grow and aims to strengthen the connection of Manufacturing Operations, Supply Chain and Environment, Health & Safety (EH&S) across Collins Aerospace. In this dynamic environment, you will have the opportunity to network across our businesses and functions, all while improving the productivity, quality and efficiency of our operations worldwide.

WE ARE REDEFINING AEROSPACE.

• Please consider the following role type definitions as you apply for this role.

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

At Collins, the paths we pave together lead to limitless possibility. And the bonds we form with our customers and with each other propel us all higher, again and again.

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.