HVAC Residential and Commercial Installer

AER SYSTEMS; Carlsbad (CA); On-site; USD 70,000 - 110,000; Full time

Benefits offered by this job

401(k) matching

Company parties

Competitive salary

Free uniforms

Opportunity for advancement

Paid time off

Flexible Scheduling

Career Advancement Opportunities

Job summary

AER Systems LLC is seeking an experienced HVAC Journeyman to independently install, service, and commission HVAC systems across residential and light commercial projects in San Diego County. The role covers new construction, retrofit, and replacement work on single-family homes, small commercial buildings, and multi-family properties.

You will read mechanical plans, perform commissioning and startup, troubleshoot systems, and ensure installations meet California Mechanical Code and Title 24

Qualifications

• 4+ years of hands-on HVAC installation experience across residential and commercial systems.
• Ability to read and work from mechanical plans, load calculations, and equipment submittals.
• Experience with gas furnaces/split-systems and heat pumps; light-commercial packaged/rooftop units a plus.
• Valid driver's license and reliable transportation; ability to travel between job sites daily.
• Background check and drug screening required on HUD/Section 8 and many commercial sites.
• Bilingual English/Spanish is a plus.

Responsibilities

• Install and service HVAC systems per manufacturer specifications and plans.
• Fabricate, lay out, and install ductwork (sheet metal and flex).
• Run and terminate refrigerant line sets, brazing, pressure testing, and evacuation per EPA 608.
• Install and wire low-voltage controls, thermostats, and basic electrical connections.
• Read and interpret mechanical plans, load calculations, and equipment schedules.
• Perform startup, commissioning, and system checkout with airflow verification.
• Diagnose and troubleshoot system malfunctions on new and existing equipment.
• Ensure compliance with California Mechanical Code, Title 24, and ASHRAE 62.2 where applicable.
• Coordinate with general contractors and property owners to minimize disruption.

Skills

HVAC installation

Reading mechanical plans

Ductwork fabrication

Troubleshooting

Bilingual (English/Spanish)

Education

EPA 608 Universal Certification

OSHA 10 (Cal/OSHA)

California HVAC-related trade certification

Tools

Refrigeration systems knowledge

Electrical/controls

Sheet metal fabrication tools

Job description

Benefits:

• 401(k) matching
• Company parties
• Competitive salary
• Free uniforms
• Opportunity for advancement
• Paid time off

Benefits/Perks

• Flexible Scheduling
• Competitive Compensation
• Career Advancement Opportunities

Job Summary:

AER Systems LLC is seeking an experienced HVAC Journeyman to independently install, service, and commission HVAC systems across a mix of residential and light/commercial projects throughout San Diego County. This role covers new construction, retrofit, and replacement work — single-family homes, small commercial buildings, and multi-family properties — and requires the ability to work independently or as part of a crew with minimal supervision.

Responsibilities:

• Independently install split systems, packaged units, mini-splits, furnaces, air handlers, heat pumps, and rooftop commercial units per manufacturer specifications and plans.
• Fabricate, layout, and install ductwork (sheet metal and flex) for residential and light-commercial applications.
• Run and terminate refrigerant line sets; perform brazing, pressure testing, evacuation, and refrigerant charging in accordance with EPA 608 requirements.
• Install and wire low-voltage controls, thermostats, and basic electrical connections for HVAC equipment.
• Read and interpret residential and commercial mechanical plans, load calculations, and equipment schedules.
• Perform startup, commissioning, and system checkout, including airflow verification, refrigerant charge confirmation, and combustion analysis on gas equipment.
• Diagnose and troubleshoot system malfunctions on both new installs and existing equipment.
• Ensure all installations comply with California Mechanical Code, Title 24 energy requirements, local jurisdiction requirements, and (on applicable multi-family work) ASHRAE 62.2 ventilation standards.
• Coordinate with general contractors, property owners, facility managers, or homeowners to schedule work and minimize disruption.
• Maintain a clean, organized, and safe job site in compliance with Cal/OSHA standards.
• Accurately complete startup sheets, refrigerant tracking logs, material lists, and daily job documentation.
• Mentor apprentices/helpers assigned to the job as needed.
• Coordinate and prepare for local building department and utility inspections.

Qualifications:

• Minimum 4+ years of hands-on HVAC installation experience across residential and commercial systems.
• Strong working knowledge of refrigeration cycle, electrical/controls, and airside/ductwork systems.
• Ability to read and work from mechanical plans, load calculations, and equipment submittals.
• Experience with both gas furnace/split-system and heat pump equipment; light-commercial packaged/rooftop unit experience a plus.
• Valid driver's license and reliable transportation; ability to travel between job sites daily.
• Ability to pass a background check and drug screening (required on HUD/Section 8 and many commercial sites).
• Bilingual (English/Spanish) a plus.

Required Certifications:

• EPA 608 Universal Certification (required)
• OSHA 10 (Cal/OSHA) required; OSHA 30 a plus
• California HVAC-related trade certification or documented journeyman-level experience