Mechanical Assembler II 2nd Shift (On-site Puerto Rico)

RTX; Santa Isabel (PR); On-site; USD 25,000 - 39,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

3 weeks vacation for new hires

401(k) with employer matching

Employee Scholar Program (ESP)

Life insurance & disability coverage

Employee Assistance Plan with up to 8;

Job summary

Collins Aerospace, an RTX company, is seeking a Mechanical Assembler for our Santa Isabel, Puerto Rico facility. The role involves mechanical and electro‑mechanical assembly, testing, fabrication, and inspection in standard and non‑standard environments to maintain workflow and product quality.

Residence in Puerto Rico is required at start; relocation is not offered. Responsibilities include interpreting drawings, tool operation, inventory maintenance, quality checks, repairs per specs, and

Qualifications

• HS diploma or equivalent required; vocational/technical training beneficial.
• Excellent English communication skills, both verbal and written.
• U.S. citizenship or equivalent required for access to program/contract information.

Responsibilities

• Read and follow blueprints, diagrams, and engineering drawings.
• Operate hand and electrical tools; manage equipment and measuring devices.
• Maintain inventory at workstations; perform quality checks and document defects.
• Rework or repair assemblies per engineering changes.
• Adhere to safety standards and quality procedures; work in various related areas as needed.
• Troubleshoot and repair complex units; use SAP-based processes for material tracking.

Skills

Blueprints reading

Quality inspection

IPC/hand tools operation

Education

HS diploma or GED

Tools

SAP

MD04

MB51

CA03

CS03

Job description

Job Details

Date Posted: 2026-10-20 Country: United States of America Location: US-PR-SANTA ISABEL-B1 ~ Felicia Industrial Park - St B1 ~ BLDG 1 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or asylee status in the U.S. are considered U.S. persons. For a complete definition of “U.S. Person” go here: https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-120/subpart-C/section-120.62 Security Clearance: None/Not Required

Company Overview

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.

Role Summary

We are looking for a skilled Mechanical Assembler to perform mechanical and electro‑mechanical assembly, testing, fabrication, and inspection of products. You will work in both standard and non‑standard environments to ensure a smooth workflow and maintain product quality. Join our team to support efficient production processes. 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, interpret, and follow blueprints, diagrams, engineering drawings, specifications, bills of materials, and other written instructions.
• Operate hand tools, electrical tools, hand cutters, measuring equipment and light equipment.
• Maintain inventory of product in workstations.
• Perform quality work checks, identifies product defects and records identified defects.
• Rework and/or repairs assembled equipment and products according to engineering specification changes.
• Perform all work in accordance with quality standards and established safety procedures.
• Operate on occasions in other work areas or building, other production equipment according to their certification, experience and training.
• Perform troubleshooting and repairs of critical and complex units.
• Have knowledge of SAP, MD04, MB51, CA03, CS03 at least (in areas that apply)
• An essential function of this role is the ability to accurately see, read, and interpret information on screens and materials for extended periods.

Qualifications

• 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 (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!

Company Culture

We’re 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.

Equal Opportunity

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.

Privacy Policy and Terms: Click on this link to read the Policy and Terms RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.