Plumber Apprentice (Honolulu, HI)

HSI Mechanical, Inc.; Honolulu (HI); On-site; USD 50,000 - 80,000; Full time

Job summary

HSI Mechanical, Inc. is seeking a full-time plumbing technician in Honolulu, Hawaii. The role involves installing and maintaining piping systems, troubleshooting fixtures, and ensuring public health safety. Candidates must have a valid Hawaii Driver’s License, 5+ years of plumbing experience, and be a member of Plumbers and Fitters UA Local Union 675. Strong communication skills and the ability to multi-task are essential. This is a hands-on role requiring flexibility in work hours.

Qualifications

• Must have a Hawaii Driver’s License.
• Must be a member of Plumbers and Fitters UA Local Union 675 in good standing.
• 5+ years of plumbing work experience required.

Responsibilities

• Install and maintain plumbing and pipe systems.
• Fabricate and assemble various piping systems.
• Design, install, and troubleshoot plumbing fixtures and equipment.

Skills

Basic electrical knowledge

Ability to multi-task

Verbal and written communication skills

Good team player

Education

High School Diploma or equivalent

10,000+ hours of plumbing work experience

Understanding of physics of liquids, gases, refrigerants

Job description

Position Summary

Various duties to install and maintain integrity of plumbing and pipe systems.

Essential Duties & Responsibilities

• Layout, fabricate and assemble water, sewer, solar and other piping systems
• Design, install, maintain, troubleshoot, and repair toilets, bath tubs, sinks, and water heaters
• Interpret plans and specifications
• Use all tools of the trade to cut, connect, and install piping and equipment
• Understand the public health safety in regards to the preservation of food and indoor air qualities
• Perform other duties as assigned.

Qualifications / Requirements

• Hawaii Driver’s License
• Basic electrical knowledge for various control systems
• Basic knowledge for handling fluids and gases under pressure
• Ability to multi-task, organize and prioritize to meet deadlines.
• Must be flexible in work hours, on call as needed
• Ability to effectively operate office equipment, to include desktop computers, calculators, printers, copy machines and telephones.
• Verbal, written and interpersonal skills.
• Good attitude; must be a team player.
• Must be a member in good standing with the Plumbers and Fitters UA Local Union 675.

Education / Training

• High School Diploma or equivalent
• Satisfactory completion of 10,000+ hours of work experience in plumbing trade through Local 675’s Apprenticeship Program
• 10 semesters of related and hands‑on instructions (5 years)
• Must be able to understand physics of liquids, gases, refrigerants, electricity and electrical controls
• 5+ years of work experience in the plumbing field

This is a non‑management position. This is a full‑time position.