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GAF Maintenance Mechanic in Michigan City, Indiana

Come Build Your Career Under OUR Roof

Job Description:

SUMMARY: The primary responsibility of a mechanic is to evaluate, repair, and replace materials, products, and components for conformance to specifications by performing the duties listed below.


Performs all work in safe, efficient manner and follows all safety procedures. Participates in continuing training process. Maintains work area in neat and orderly condition. Detects, reports and repairs faulty operation, defective material and equipment and other unusual conditions to teammates and appropriate personnel. Collaborates with appropriate personnel to transmit and exchange information pertinent to work related activities. Responsible for operation of machines and equipment in compliance with Standard Operating Procedure. Responsible for communicating quality and machine problems to supervisor, team members and maintenance. Troubleshoot and repair facility equipment resulting in operational downtime ensuring the essential care, maintenance and operation of the equipment. Repairs requiring > 60 minutes and/or external resources must be reported to your supervisor (or designee). Conducts Preventative Maintenance procedures that may be performed on facility equipment to ensure the essential care, maintenance and operation of equipment. Records essential data onto Preventative Maintenance work orders and Down Day work orders to ensure proper collection of data for maintenance and operation staff.


Verify component information, specifications and location before installation to ensure that appropriate parts are installed in exact specification as replaced parts. Reads instructions, prints, manuals, and written procedural instructions. Safely and professionally utilize; hand tools, power tools, shop equipment, electrical instrumentation, and forklift. Works on pipe systems, which would involve repairing, modifying and installing systems. Perform all phases of welding including MIG, TIG and Rod. Use cutting torch and bronze with a torch. Perform millwright work such as aligning a pump and motor with dial indicator, install sheaves, belts, align equipment, check installation for square and belt tension. Remove and install bearings and be able to perform all maintenance work required on bearings. Works with applicable predictive technologies to improve operations. Works in conjunction with Operations to ensure that all equipment has been tested and is working in a safe manner and with satisfying results. Maintains tools and test equipment to maintain plant electrical systems. Assists with maintaining accurate records to include but not limited to: Maximo, storeroom, calibration, and drawings. Assists supervision in the design of new equipment as well as replacement equipment to enhance the performance of plant electrical systems. Complete Preventative Maintenance and Down Day work orders with precision, ensuring that all components are verified for proper operation prior to startup. Works in conjunction with Operations to ensure that all equipment has been tested and is working in a safe manner and with satisfying results. Works scheduled shifts and overtime as assigned. Completes Daily Paperwork to be turned in at the end of each shift, properly documenting all observed details (includes maintaining electrical log). Performs other duties as assigned.


  • Intermediate finite math and analytical skills

  • Intermediate proficiency using root cause analysis to troubleshoot and solve problems

  • Intermediate proficiency in the calibration, repair and maintenance of process control equipment

  • Intermediate proficiency in creating process flow diagrams

  • Intermediate proficiency in maintaining electronic, pneumatic and hydraulic systems

  • Familiar with standard Manufacturing concepts, practices, and procedure


  • Intermediate organizational skills and attention to detail

  • Intermediate verbal and communication skills

  • Intermediate problem solving skills

  • Ability to multi task

  • Ability to apply commonsense understanding to carry out detailed involved written or oral communications and instructions

  • Ability to evaluate, manage and resolve problems involving a variety of variables in everyday situations.


The physical demands described here are representatives of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

While performing the duties of this job, the employee is regularly required to stand, walk, and use hands to finger, handle or feel objects, tools, or controls. The employee frequently is required to talk or hear. The employee is required to reach with hands and arms, stoop, kneel, or crouch, climb industrial ladders and steps, twist and bend.

The employee must regularly lift and/or move up to 10 pounds and occasionally lift and/or move up to 50 pounds. Specific vision abilities required by this job include close vision, peripheral vision, depth perception, and the ability to adjust focus.


The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of this job.

While performing the duties of this job, the employee is exposed to fiberglass mat, asphalt, granules, fumes or airborne particles that fall below OSHA PELs. The employee regularly works near moving mechanical parts and is exposed to vibration from machines.

The employee occasionally works in high places when assisting with thread-ups and above the floor level on catwalks and/or stairs, and is exposed to seasonally to hot and cold weather.

The noise level in the work environment requires hearing protection.


High School diploma or equivalent is required


3 or more years of Maintenance experience in an Industrial setting


Certificate or higher degree in Industrial Maintenance or related field coupled with 1 or more years of Maintenance experience in an Industrial setting


8 years of experience on a GAF Production Line


We believe our employees are our greatest resource. We offer competitive salary, benefits, 401k, and vacation packages for all full time permanent positions. We are proud to be an equal opportunity workplace and GAF, SGI, and Siplast are proud to be affirmative action employers. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status. If you have a disability or special need that requires accommodation, please let us know. If applying for positions in the U.S., must be eligible to work in the U.S. without need for employer sponsored visa (work permit).

With 130+ years in the industry, GAF is the leading roofing manufacturer in North America. As a member of the Standard Industries family of companies, we are also part of the largest roofing and waterproofing business in the world.

Our communities help give our work meaning and the products we manufacture help protect what matters most. The shingles help to shelter the families living in the homes in our towns. The TPO helps protect what is under that hospital’s roof. In addition to quality products, we make sure they are installed by quality craftsmen and women. The full GAF portfolio of solutions is supported by an extensive national network of factory-certified contractors.

GAF continues to be the leader in quality and offers comprehensive warranty protection on its products and systems. Our success is driven by a commitment to empowering our people to deliver advanced quality and purposeful innovation and the desire to protect what matters most. ​