HVAC Residential and Commercial Installer

AER SYSTEMS

Carlsbad, CA Job Details Full-time $32 - $45 an hour 10 hours ago Benefits Paid time off 401(k) matching Opportunities for advancement Qualifications Mechanical blueprint interpretation EPA Refrigeration Certification OSHA 10 Mechanical drawings Construction plans EPA Universal Certification Mechanical knowledge

Full 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