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Amentum

Government engineering and technical services provider

HVAC Technician 4

HVAC & Building SystemsConfirmed live in the last 24 hours
Full-timeMossville, IL, USAIn-person

About the Job

Requirements

  • High school diploma or demonstrated equivalent.
  • Five years of experience in the area of specialization.
  • A valid driver's license may be required.
  • Pass a pre-employment substance abuse test if offered the position.
  • Obtain a security access badge at the client location.
  • Regularly lift up to 50 pounds; climb ladders and stairs at least 10 times per shift; bend, stoop, squat, kneel, move in a 90-degree fashion, stretch, reach, and walk extensively throughout the plant; perform repetitive wrist movements; use an approved utility knife and aerial lifting equipment; and differentiate wire-coding colors.
  • Wear steel-toe safety shoes, safety glasses, gloves, hard hats, and other required personal protective equipment.
  • Work overtime and, as required, holidays and weekends; shifts and schedules may vary.

Responsibilities

  • Maintain company buildings, facilities, and equipment in operating and functional condition, including refrigeration repairs, troubleshooting, and air-handler maintenance and repairs.
  • Diagnose, troubleshoot, maintain, and repair heating and ventilation equipment, pumps, fans, compressors, and other mechanical equipment.
  • Perform electrical repairs or installations, plumbing, welding, machine servicing, and general mechanical maintenance, including heating, ventilating, air conditioning, and sheet metal work, as needed.
  • Perform preventive maintenance on HVAC control and operating systems as scheduled in the Computerized Maintenance Management System.
  • Respond to customer work orders and provide service and feedback while ensuring compliance with codes, regulations, and industry standards.
  • Recommend measures to improve maintenance methods and equipment performance.
  • Analyze and resolve work problems or assist workers in resolving them.
  • Follow job hazard analysis and lockout/tagout procedures and other safety guidelines; use required personal protective equipment.
  • Understand company policies and enforce safety regulations.
  • Coordinate work with outside contractors and ensure code and building standards are met.
  • Serve as a resource to others resolving complex problems and issues.
  • Perform other position-related duties as assigned or requested.

About the Company

Amentum

Government engineering and technical services provider

Amentum provides technical and engineering services to government agencies to support high-stakes missions such as space launch, nuclear cleanup, and military operations. Its offerings combine workforce, engineering, and mission-support capabilities across the full lifecycle—from planning and design to operations and sustainment—delivered as contracted services. The company differentiates itself through scale and breadth: formed from a spin-off and expanded by acquiring DynCorp and PAE, and later merging with Jacobs’ Critical Mission Solutions and Cyber & Intelligence units, making it one of the largest government services contractors with about 53,000 employees and a public listing (AMTM). Its main goal is to help the U.S. and its allies achieve mission success for critical national programs by providing comprehensive, reliable government-focused technical services.

Company size
10,001+
Company stage
IPO
Headquarters
Chantilly, VA
Founded
2020

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