Meaningful Work – The opportunity to contribute to some of the most advanced semiconductor construction projects in the country.
Collaborative Environment – Work alongside experienced professionals across engineering, construction, project management, safety, procurement, and operations.
Summary: The Firestop Installer installs and repairs firestop systems in rated walls, floors, and joints on active construction sites. The role requires hands-on installation experience, practical knowledge of STI, 3M, and Hilti firestop products, and the ability to read and follow UL system drawings and Engineering Judgment (EJ) details.
Essential Duties and Responsibilities include the following. Other duties may be assigned.
Install firestop systems for penetrations and joints in rated walls and floors as detailed in approved project documents.
Install STI, 3M, and Hilti firestop products in accordance with the approved system and product instructions.
Read and follow UL-listed firestop system drawings and the listed installation requirements.
Read and follow applicable Engineering Judgment (EJ) details and report field differences to the supervisor.
Inspect openings, penetrants, sleeves, and substrates before installation to confirm they match the approved system.
Measure openings and annular spaces; prepare surfaces as required by the approved firestop system.
Install backing materials and firestop components, including sealants, mortar, putty, wraps, collars, or pillows as specified.
Apply firestop materials to the specified depth and configuration using the required tools and methods.
Coordinate access and work sequence with supervisors and other trades.
Inspect completed work for gaps or missed areas and correct installation issues as directed.
Document completed work, locations, system details, and photographs when required.
Protect adjacent equipment, finishes, and installed work from damage or contamination.
Operate hand and power tools safely for firestop preparation and installation.
Handle and stage firestop materials in accordance with product instructions and site requirements.
Check product labels and condition; report damaged or expired materials before use.
Work from ladders or elevated surfaces when assigned and use required fall-protection equipment.
Keep the work area clean and remove firestop waste and debris in accordance with site procedures.
Enter confined spaces only when authorized, trained, and covered by applicable permit and safety procedures.
Maintain required work permits and installation documentation as directed.
Follow supervisor instructions and promptly report questions or field conflicts.
Follow company and site safety requirements, including required personal protective equipment (PPE).
Perform other firestop or related construction duties as assigned.
Qualifications
Prior hands-on firestop installation experience in a commercial or industrial construction setting is required.
Experience installing STI, 3M, and Hilti firestop products is required.
Ability to read and follow UL-listed firestop system drawings and Engineering Judgment (EJ) details is required.‑
Ability to compare field conditions with approved details, document completed work, and report discrepancies.
Working knowledge of firestop materials, substrate preparation, backing materials, and installation tools.
Ability to safely use construction hand and power tools.
Ability to work at heights and use fall protection, including harnesses and SRLs.
Ability to identify installation issues and support inspection or punch-list corrections.
Ability to safely lift and carry materials and perform physical construction work.
Attention to detail when measuring openings and installing firestop systems.
Ability to work effectively with supervisors, a crew, and other trades.
Ability to work the required schedule, including overtime and Saturday shifts when needed.
High School Diploma or GED preferred.
Preferred Qualifications
Firestop manufacturer training or certification preferred.
Experience supporting firestop inspections, installation records, or punch-list closeout preferred.
Additional Requirements
Must have and maintain a valid driver’s license. May be required to travel to other sites within Arizona to perform certain work functions.
Physical Demands
The physical demands described here are representative of those that a candidate must meet to successfully perform the essential functions of this job.
Frequently stand and walk for extended periods throughout the workday.
Frequently lift, carry, push, and pull materials weighing up to 50 pounds, and occasionally lift heavier items with assistance or mechanical equipment.
Bend, stoop, kneel, crouch, and reach to perform assigned tasks.
Use hands and fingers to handle, feel, grasp, and operate tools, equipment, or materials.
Perform repetitive motions involving the hands, wrists, and arms.
Climb ladders, stairs, or elevated surfaces as required by the job.
Maintain visual acuity sufficient to read labels, instructions, safety signage, and documentation.
Maintain balance and coordination while moving materials or operating equipment.
Ability to work in physically demanding environments requiring frequent movement and manual labor.
Work Environment
Exposure to dust, noise, vibration, and moving mechanical equipment.
Indoor and/or outdoor work environments, which may include varying temperatures and weather conditions.
Work in confined spaces, elevated areas, or active job sites, depending on project requirements.
Required use of personal protective equipment (PPE) such as hard hats, safety glasses, gloves, steel-toe boots, and high-visibility vests.
Interaction with powered industrial equipment, tools, and vehicles.
Equal Employment Opportunity
UIS is an Equal Opportunity Employer. We are committed to providing equal employment opportunities to all employees and applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, genetic information, veteran status. Or any other characteristic protected by federal, state, or local law. We believe in fostering a diverse and inclusive workplace where all individuals are treated with respect and dignity.
Disclaimer
The above job description is not intended to be an all-inclusive list of duties and standards of the position. Incumbents will follow any other instructions, and perform any other related duties as assigned by their supervisor.
