Journeyman HVAC Installer — Commercial Systems & Chillers

Doll Services; St. Louis (MO); On-site; USD 55,000 - 66,000; Full time

Benefits offered by this job

Medical insurance 70% company paid

Dental insurance 70% company paid

Vision insurance

401K with 3% company match

Paid vacation

7 Paid holidays + Flex days

$50,000 life insurance policy

Company paid training for certs/licens

Company vehicle

Company uniform and phone

Job summary

Doll Services in Fenton, MO is seeking a Journeyman HVAC Installer to perform retrofit and change‑out installations for commercial facilities across the Metro St. Louis area.

You will install boilers and chillers, fabricate sheet metal on site, wire HVAC low voltage systems, read wiring diagrams and blueprints, and deliver excellent customer service. This full‑time role offers a 7:00am–3:30pm schedule, occasional overtime, and strong benefits including medical, dental, 401(k), paid vacation, and

Qualifications

• ST. Louis county Journeyman License.
• Chiller and boiler installation experience.
• High school diploma or equivalent.
• EPA Certification or acquire during employment.
• Proficient in HVAC design and installation of ductwork systems (spiral, flex, etc.).
• Configuring controls.
• Daikin and / or Mitsubishi VRF/VRV certified - Desired.
• Walk-in cooler experience - Desired.
• Certification of completion from an HVAC technical school / 2-year degree.
• Valid driver's license and insurable driving record.

Responsibilities

• Commercial HVAC retrofit / change out installations.
• Boiler and chiller installations.
• Sheet metal fabrication on site.
• HVAC low voltage wiring.
• Installing Gas Pips, Refrigeration Pipe etc.
• Read and interpret wiring diagrams and blueprints.
• Excellent customer service.

Skills

Journeyman license

HVAC design & ductwork

Wiring controls

Blueprints & diagrams

Customer service

Gas piping & refrigerant piping

Troubleshooting

Education

High school diploma or equivalent

HVAC technical school / 2-year degree

EPA Certification or obtain during employment

Tools

Daikin VRF/VRV

Mitsubishi VRF/VRV

Walk-in cooler systems

Job description

Doll Services in Fenton, MO is seeking a Journeyman HVAC Installer to perform retrofit and change‑out installations for commercial facilities across the Metro St. Louis area.

You will install boilers and chillers, fabricate sheet metal on site, wire HVAC low voltage systems, read wiring diagrams and blueprints, and deliver excellent customer service. This full‑time role offers a 7:00am–3:30pm schedule, occasional overtime, and strong benefits including medical, dental, 401(k), paid vacation, and