Careers
Build a Trade Career
That Lasts
Build your career with a fourth-generation, family-owned home-services company serving Marin, Sonoma & Napa since 1932, top pay, full benefits, and real growth.
Apply Now
Working at Ongaro & Sons
Grow Your Career and Leadership Skills with Us
Ongaro & Sons is dedicated to your professional journey. We offer comprehensive training programs designed to help you master your craft, including opportunities to earn nationally recognized Plumbing, Heating, and AC certifications.
Your growth doesn't stop there. We're committed to developing your leadership skills, providing pathways for you to take on more responsibility and advance within our team. You'll learn best practices and gain the confidence to lead projects and mentor others.
A Career Worth Building
Company-Paid Training & Certifications: We cover the cost of your training and help you earn nationally recognized Plumbing, Heating, and AC certifications: no out-of-pocket to level up your trade.
Industry-Leading Technology: Work with modern HVAC systems, diagnostic tools, and field technology that let you do the job right the first time.
Job Stability: A fourth-generation, family-owned company trusted across Marin, Sonoma, and Napa counties since 1932, steady, year-round work.
Variety of Projects: From residential service calls to large commercial installs, no two days look the same across heating, cooling, plumbing, electrical, and solar.
Ongoing Career Development: Clear paths for growth and specialization, with mentorship and leadership opportunities.
Now Hiring
Open Positions
HVAC Install
HVAC Lead Install Technician
Petaluma, CA · Full-Time
The HVAC Lead Install Technician is responsible for installing residential and light commercial HVAC systems in accordance with Ongaro & Sons quality standards, as well as all local codes and manufacturer requirements. This includes installing equipment, ductwork, and indoor air quality (IAQ) products. The ideal…
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Electrical Lead Install Technician
Petaluma, CA · Full-Time
The Electrical Lead Install Technician is responsible for performing electrical installations on a variety of electrical systems and equipment. Depending on experience, the Electrical Lead Install Technician will perform repairs and/or replace systems, (ie, meter main panels, sub panels, outlet and switch repair and replacement,…
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HVAC Service Technician
Petaluma, CA · Full-Time
The Service Technician is responsible for performing HVAC service calls for equipment that is not working. Depending on experience and call volume, will be expected to give quotes to replace systems, (IE…furnaces, air conditioning systems, ETC). When call volume dictates, the Service Technician will be…
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HVAC Maintenance Technician
Petaluma, CA · Full-Time
The Maintenance Technician is responsible for performing maintenance safety tune-up inspections on HVAC systems (furnaces, air conditioning systems, heat pump systems, package units, and mini-split systems), both as prepaid plans as well as new customers. During these inspections, they will be responsible for maintaining the…
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Electrical Install Apprentice
Petaluma, CA · Full-Time
The Install Apprentice is responsible for performing electrical installations on a variety of electrical systems and equipment including solar under the direction of the Lead Installer. Depending on experience, the Install Apprentice will be directed by the Lead Installer to perform repairs and/or assist in…
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Perks and Benefits You'll Love
Top Pay
Competitive salaries with performance-based incentives, ensuring your hard work is always rewarded.
We've Got You Covered
100% company-paid health, dental, vision, and life insurance, peace of mind for you and your family.
Disability Insurance
Short-term and long-term disability insurance to support you in unforeseen circumstances.
401(k) with Match
Plan for your future with a robust 401(k) featuring up to a 4% company match.
Education & Training
Company-provided weekly training and education that keeps you at the forefront of the trade.
Company Vehicle
A company-provided vehicle for your daily work, reducing personal expenses.
Ready to Join Us?
Don't see your role listed? Reach out: we're always glad to meet great people in the trades.