HVAC Mechanic

Amentum; St. Marys (GA); On-site; USD 63,000 - 77,000; Full time

Benefits offered by this job

Health & Welfare

401(k) match

Paid time off

Holidays

Bereavement leave

Leave share

Shift differential

Hazard pay

Lead pay

On-call pay

Safety shoes allowance

Safety glasses allowance

Job summary

Amentum is seeking an HVAC Mechanic to support a government contract at Kings Bay, Georgia. The role installs, services and repairs environmental-control systems in industrial and commercial settings, using refrigeration theory, pipefitting, and blueprints.

Candidates must have a high school diploma or HVAC/R credential, 3 years journey-level experience, a valid driver’s license, and CFC Universal Class A. The job offers $36.71 hourly rate and robust benefits.

Qualifications

• HVAC/R diploma or 3 years journeyman experience required.
• Valid driver license and CFC Universal Class A required.
• Strong computer skills for troubleshooting digital control software.
• Must obtain facility credentials; US citizenship required.

Responsibilities

• Install, service, and repair environmental-control systems in industrial settings.
• Connect and test digital control software and control panels.
• Ensure safety and compliance with Kings Bay Naval Base requirements.
• Perform preventive maintenance and repairs on HVAC equipment.

Skills

3 years experience HVAC/R

Valid driver's license

CFC Universal Class A

Strong computer skills

Tools & equipment knowledge

Safety footwear ASTM F2413-05

Security clearance eligibility

US citizenship for credentials

Education

High school graduate or equivalent

HVAC/R diploma from accredited technical school

Tools

Metasys Building Automation

Niagara Building Automation

Telatrol Building Automation

Job description

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Our people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress. Our commitments are underpinned by the belief that safety, collaboration and well-being are integral to success.

Amentum is currently seeking for a HVAC Mechanic to support a government contract based in Kings Bay, Georgia.

POSITION SUMMARY

Installs, services, and repairs environmental-control systems in residences; office buildings and other commercial / industrial settings, utilizing knowledge of refrigeration theory, pipefitting, and structural layout. Strong computer skills required for troubleshooting and correcting digital control software. Mounts compressor, condenser units and chiller units on platform or floor, using rigging, power and hand tools, following blueprints, or engineering specifications. Fabricates, assembles, and installs ductwork and chassis parts, using portable metalworking tools. Installs evaporator units in chassis or in air duct systems, using hand and power tools. Cuts and bends tubing to correct length and shape, using cutting and bending equipment and tools. Cuts and threads pipe, using machine-threading or hand-threading equipment. Joins tubing or pipes to various refrigerating units by means of sleeves, couplings, or unions, solder and brazed joints, using torch. Installs expansion and discharge valves in circuit. Electrically connects motors, compressors, temperature controls, humidity controls and circulating ventilation fans to control panels and connects control panels to power source. Installs air and water filters in completed installation. Injects small amount of Nz into compressor to test systems and adds refrigerant gas and/ or glycol to build up prescribed operating pressure. Observes pressure and vacuum, gauges, and adjusts controls to ensure proper operation. Tests joints and connects for gas leaks, using gauges or soap and-water solution. Wraps pipes in insulation batting and secures them in place with cement or wire bands. Replaces defective breaker controls, thermostats, switches and fuses, and electrical wiring to repair equipment. May install, repair, and service air conditioners, ranging from 5 - 200 tons cooling capacity in warehouses and small factory buildings. Performs other duties as assigned.

QUALIFICATIONS / EDUCATION / EXPERIENCE

Strongly Preferred: Metasys ™, Telatrole ™, or Niagra TM Building Automation experience

Minimum Qualifications:

• High school graduate or equivalent

• Must have at least one of the following:

• Graduate of an accredited technical school's diploma program in HVAC/R or

• Three (3) years verifiable commercial work experience as a journey level HVAC/R mechanic or county, state, or city HVAC/R license.

• Must possess a valid state driver's license

• Must possess CFC Refrigerant Universal Class A

• Strong computer skills required for troubleshooting and correcting digital control software.

• Must be knowledgeable in the use of specialized tools used to perform necessary corrective and preventive maintenance and repairs

• Must possess the standard tools of the trade.

• Must have and wear hard-toed safety shoes which meet ASTM F2413-05 standards

• Successful candidate will be subject to a government security investigation and must continually meet eligibility requirements for access to all areas of Naval Submarine Base Kings Bay.

• Must be able to obtain and maintain facility credentials/authorization. Note: US Citizenship is required for facility credentials/authorization at this work location.

PHYSICAL REQUIREMENTS

• Walking: Frequent
• Standing: Frequent
• Climbing: Up to 24 feet
• Stooping/Bending: Moderate
• Crawling: Occasional
• Reaching: Moderate
• Lifting: Up to 50 lbs.

Key Purpose

• Provides a list of agreed-upon union benefitsto include in job postings to support hiring efforts.

Hourly Rate

• $36.71

Main Benefits for Full-Time Employees

• Health & Welfare: $15.42 per hour contributed to benefits (effective 12/01/25).
• 401(k): Company matches up to 6% of employee contributions.
• Paid Time Off: Starts at 2.62 hours per pay period (136 hours annually), with increases based on tenure.
• Holidays: 12 paid holidays.
• Additional Leave: Includes bereavement and leave share programs.

Pay Premiums & Compensation Add-ons

• Shift Differential: Extra $1.75–$2.00/hour depending on shift start time.
• Hazard Pay: $3.00/hour for designated high-risk work areas.
• Lead Pay: Additional $2.25/hour for lead roles (temporary or permanent).
• On-Call Pay: Two hours of overtime pay per day when on call during off-days/holidays.

Safety & Equipment Benefits

• Safety Shoes: $175 annual allowance.
• Prescription Safety Glasses: Up to $250 annually (per policy).

Other Coverage

• Includes provisions for overtime, safety requirements, and additional contract-based benefits.

OTHER RESPONSIBILTIES

• Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.
• Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.
• Procedure Compliance - Each employee must read, understand, and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to job.

Compensation Details

$36.71

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.