Aggregate Equipment Technician

Aggregate Equipment Technician
(Crushing • Screening • Conveying • Wash Plants • Mobile & Stationary)
Overview
We are seeking an experienced Aggregate Equipment Technician to diagnose, repair, and maintain a wide range of crushing, screening, washing, and conveying equipment used in quarries, mining, recycling, and aggregate production environments. This position supports both shop and field service and requires strong mechanical, hydraulic, and electrical troubleshooting skills.
Key Equipment the Technician Will Support
Major Crushing & Screening Brands
(Include as many as possible to cast a wide net for candidates)
Crushers & Screens

• Metso / Metso Outotec
• Sandvik
• McCloskey
• Eagle Crusher
• Lippmann
• Terex (Powerscreen, Finlay, Cedarapids)
• Astec Industries (KPI-JCI, Telsmith)
• Superior Industries
• Weir / Trio
• Screen Machine
• IROCK
• CEC
• Kleemann (Wirtgen Group)
• Rubblemaster
• Keestrack
• BMH
• SBM Mineral Processing

Screening / Washing / Classifying Brands

• Deister Machine
• Superior
• Masaba
• Tabor
• Midwestern Industries
• KPI-JCI
• Terex / Powerscreen
• McLanahan
• Eagle Iron Works (EIW)

Conveyors / Components / Material Handling

• Masaba
• Superior
• KPI-JCI
• McCloskey
• Bunting Magnetics
• Dings
• Martin Engineering

Equipment Types
The ideal technician will have experience working on some or all of the following:
Crushers

• Jaw Crushers
  (toggle, hydraulic jaw, track-mounted)
• Cone Crushers
  (standard, high-speed, HP series, CH series)
• Impact Crushers
  (HSI – horizontal shaft, VSI – vertical shaft)
• Hammermills

Screening Equipment

• Scalpers
• Inclined Screens
• Horizontal Screens
• Finishing Screens
• Trommels

Material Handling

• Stackers (radial, tracked, telescopic)
• Transfer Conveyors
• Overland Conveyors
• Feeders (vibratory, belt, surge bins)

Washing & Classifying

• Wash Plants (mobile & stationary)
• Sand Screws / Fine Material Washers
• Coarse Material Washers
• Classifiers
• Hydrocyclones
• Slurry Pumps

Power Systems

• Diesel engines
• Hydraulic power units
• Onboard gensets
• Electric motor-driven plants

Responsibilities

• Diagnose, repair, and maintain crushing, screening, washing, and conveying equipment in both field and shop settings.
• Perform hydraulic, electrical, and mechanical troubleshooting on mobile and stationary units.
• Conduct rebuilds on key components (cone head assemblies, jaw dies, screen decks, gearboxes, bearings, pumps).
• Replace wear components including blow bars, jaw plates, cone liners, screen media, and conveyor belting.
• Calibrate, align, and test equipment after service to ensure proper production performance.
• Maintain accurate service documentation, work orders, and parts usage reports.
• Assist customers with startup, commissioning, and operational best practices.
• Provide equipment inspections and recommend preventative maintenance.
• Travel to customer job sites, quarries, recycling yards, and mining operations as required.

Qualifications

• 3+ years of experience as an Aggregate Equipment Technician, Heavy Equipment Mechanic, or Industrial Maintenance Tech.
• Strong knowledge of crushers, screens, conveyors, hydraulics, and electrical systems.
• Ability to read schematics (hydraulic, electrical, pneumatic).
• Familiarity with CAT, Cummins, Deere, and/or Volvo engines (a plus).
• Welding and fabrication skills preferred.
• Ability to lift 50–75 lbs and work in quarry or industrial environments.
• Valid driver’s license; CDL a plus.
• Willingness to travel to job sites (company truck provided for field techs).

Why Join Us?

• Competitive hourly pay + overtime
• Company service truck (for field roles)
• Full benefits package (medical, dental, vision, 401k)
• PTO + paid holidays
• Stable career in a growing aggregate & mining sector
• OEM training on crushing/screening technologies