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Machining Assembly Jobs in Puerto Rico (NOW HIRING)

i2k Defense

Industrial Sewer

Fajardo, PR · On-site

$13 - $17/hr

Machine Operation: Set up and operate a variety of industrial sewing machines, including single-needle, double-needle, and walking-foot machines. * Assembly: Join and reinforce sections of heavy ...

MiniMed

Tool Engineer II

Juncos, PR · On-site

Collaborate directly with Machinists and Toolmakers during fabrication, assembly, and implementation to resolve technical and manufacturability issues and ensure successful fit and function.

New

MiniMed Group

Tool Engineer II

Juncos, PR · On-site

$70 - $110/hr

Collaborate directly with Machinists and Toolmakers during fabrication, assembly, and implementation to resolve technical and manufacturability issues and ensure successful fit and function.

New

MiniMed

Tool Engineer II

Juncos, PR · On-site

Collaborate directly with Machinists and Toolmakers during fabrication, assembly, and implementation to resolve technical and manufacturability issues and ensure successful fit and function.

New

Avanti

Die Maker/Pack Builder

Ponce, PR · On-site

$24 - $26/hr

... and assembly of packs/dies for next install. In addition spin pumps and assist in maintenance during but not limited to machine line maintenance. The role requires strong mechanical aptitude ...

Avanti

Die Maker/Pack Builder

Ponce, PR · On-site

$24 - $26/hr

... and assembly of packs/dies for next install. In addition spin pumps and assist in maintenance during but not limited to machine line maintenance. The role requires strong mechanical aptitude ...

aspensurgical

Engineering Technician

Las Piedras, PR · On-site

Assembles and installs mechanical and electromechanical equipment and systems such as production machinery, fixtures, assembly and packaging equipment, conveyor systems, process alarm, monitoring ...

aspensurgical

Mechanic

Las Piedras, PR · On-site

... assembly equipment. * Determine difference between mechanical and electrical failures and guide ... Minimum of (5) years of experience in repairing industrial automated equipment and machinery.

Jj

Optics Operator

Anasco, PR

$17.75 - $21.75/hr

Manufacturing Assembly Job Category: Business Enablement/Support All Job Posting Locations: Anasco ... Operates general manufacturing equipment such as: cutting machines, microscopes, comparators ...

Johnson and Johnson

Optics Operator

Anasco, PR · On-site

$17.75 - $21.75/hr

Manufacturing Assembly Job Category: Business Enablement/Support All Job Posting Locations: Anasco ... Operates general manufacturing equipment such as: cutting machines, microscopes, comparators ...

Johnson and Johnson

Machine Operator

Anasco, PR

$16.75 - $20/hr

Manufacturing Assembly Job Category: Business Enablement/Support All Job Posting Locations: Anasco ... Obtenga más información en En Johnson & Johnson, buscamos un Machine Operator para desempeñarse ...

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Machining Assembly information

What is machining assembly?

Machining assembly refers to the process of putting together components that have been shaped or finished using machining operations, such as cutting, drilling, or milling. Workers in machining assembly often read blueprints and use specialized tools to fit, fasten, and test parts to ensure they meet quality standards. This job is essential in manufacturing industries, especially in sectors like automotive, aerospace, and industrial equipment. Attention to detail, mechanical aptitude, and the ability to use precision measuring instruments are important skills for success in machining assembly.

What are the key skills and qualifications needed to thrive as a machining assembly technician?

To thrive as a Machining Assembly Technician, you need a solid understanding of mechanical assembly, blueprint reading, and basic machining principles, often supported by a high school diploma or technical certification. Familiarity with CNC machines, hand and power tools, and quality control systems is typically required. Attention to detail, problem-solving, and effective teamwork are standout soft skills in this role. These abilities ensure precise assembly, minimize errors, and contribute to efficient production in manufacturing environments.

What are some common challenges faced in a machining assembly role, and how can new hires prepare for them?

In a Machining Assembly position, common challenges include maintaining high precision while assembling complex components, adapting to varying production schedules, and troubleshooting equipment issues quickly. New hires can prepare by sharpening their attention to detail, familiarizing themselves with standard operating procedures, and staying proactive in learning about the machinery they will use. Collaborating effectively with team members and seeking guidance from experienced colleagues can also help overcome initial hurdles and ensure a smooth transition into the role.

What is the difference between Machining Assembly vs Machinist?

AspectMachining AssemblyMachinist
CredentialsTypically requires technical training or certification in assembly processesRequires technical training, certifications, or apprenticeships in machining
Work EnvironmentAssembly lines, manufacturing plants, workshopsMachine shops, manufacturing facilities, production floors
Job FocusAssembling machined parts into finished productsOperating and setting up machines to cut, shape, or finish parts
Industry UsageCommon in manufacturing, electronics, automotive assemblyCommon in metalworking, aerospace, automotive industries

While both roles are integral to manufacturing, Machining Assembly focuses on putting together parts into final products, whereas Machinists operate and maintain machines to create those parts. Understanding these differences helps in choosing the right career path or job search focus.

What are popular job titles related to Machining Assembly jobs in Puerto Rico?

For Machining Assembly jobs in Puerto Rico, the most frequently searched job titles are:

What job categories do people searching Machining Assembly jobs in Puerto Rico look for?

The top searched job categories for Machining Assembly jobs in Puerto Rico are:

What cities in Puerto Rico are hiring for Machining Assembly jobs?

Cities in Puerto Rico with the most Machining Assembly job openings:

Machining Assembly jobs near you
Infographic showing various Machining Assembly job openings in Puerto Rico as of August 2026, with employment types broken down into 79% Full Time, 9% Part Time, 1% Temporary, 8% Contract, and 3% Nights. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution.

Industrial Sewer

i2k Defense

Fajardo, PR • On-site

$13 - $17/hr

Full-time

Medical, PTO

Re-posted 21 days ago

Key responsibilities

  • Operate high-speed industrial sewing machines to assemble, join, and reinforce heavy-duty materials for inflatable products.

  • Read and interpret patterns, blueprints, and technical diagrams to ensure precise assembly of inflatable components.

  • Inspect finished products for defects and perform repairs as necessary.

Job description

Job Summary

The Industrial Sewer is responsible for operating high-speed commercial sewing machines to assemble, join, and reinforce heavy-duty materials (including vinyl, synthetic fabrics, and canvas) for the production of inflatable defense and amusement products. This role requires high precision, technical expertise in material handling, and a strong commitment to production safety and quality.

Essential Duties & Responsibilities

  • Machine Operation: Set up and operate a variety of industrial sewing machines, including single-needle, double-needle, and walking-foot machines.
  • Assembly: Join and reinforce sections of heavy material using straight stitching, hemming, and overcasting techniques according to specific work orders.
  • Technical Reading: Read and interpret patterns, blueprints, and technical diagrams to ensure precise assembly of inflatable components.
  • Quality Control: Inspect finished products for defects such as uneven seams, missed stitches, or thread breaks; perform repairs as necessary.
  • Machine Maintenance: Perform basic daily maintenance, including threading needles, adjusting tension, oiling parts, and identifying mechanical issues for repair.
  • Material Handling: Measure and cut materials (vinyl, zippers, Velcro) to required size and shape using manual or automatic cutting tools.

Qualifications & Experience

  • Experience: Minimum of 1–2 years of experience operating industrial sewing machines, preferably in a manufacturing or heavy-duty vinyl setting.
  • Education: High school diploma or equivalent (GED) is generally required.
  • Technical Skills: Expert knowledge of various stitch types, fabric properties, and industrial sewing attachments.
  • Language: Ability to understand technical instructions and safety protocols communicated in English or Spanish.

Physical Requirements & Work Environment

  • Physical Stamina: Ability to sit or stand for extended periods during an 8-hour shift.
  • Coordination: Excellent manual dexterity and hand-eye coordination for precise machine control and material manipulation.
  • Vision: Strong near-vision acuity to handle detailed stitching and identify small material defects.
  • Lifting: Must be able to lift and move material rolls or sections weighing up to 50 lbs regularly.
  • Environment: Exposure to hazardous machinery, loud noise levels, and various synthetic material odors.

Company Description

At i2k Defense, you’ll join a veteran-owned industry leader with over 25 years of American manufacturing expertise. By working at our Azusa facility, you will craft life-saving innovations, including high-tech military decoys and mission-ready shelters used by global defense forces.

We value Integrity and Commitment to Excellence, fostering a culture where challenging goals meet total accountability. As a team member, you will use advanced technology and premium materials to turn complex concepts into reality. Whether you are an industrial sewer or a plant manager, your role is vital to our reputation for quality and customer satisfaction. Grow your career with a goal-oriented pioneer dedicated to mission success and creative innovation.