Commercial HVAC Service Estimator
Confidential
Posted: January 30, 2026
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Quick Summary
We are seeking a Commercial HVAC Service Estimator to join our team in Apopka, Florida. The ideal candidate will have excellent communication skills, a strong work ethic, and a passion for HVAC service. The successful candidate will be responsible for estimating HVAC services for commercial clients, utilizing their knowledge of HVAC systems and industry best practices.
Required Skills
Job Description
About Us:
At ISS Mechanical, we’re more than just a company — we’re a family. ISS Mechanical is a leader in the commercial HVAC and Plumbing industry in Central Florida, specializing in the Orlando and Tampa area. As a family-owned and operated business, our commitment to quality, customer satisfaction, and strong relationships has made us a trusted name in the community. We pride ourselves on our culture — one built on teamwork, integrity, and a shared drive for excellence.
We believe in investing in our people. This isn’t just a job; it’s a career. We offer an environment where you can continually grow, develop new skills, and feel supported throughout your career journey. Your experience and expertise is valued here, and we are dedicated to providing you with the resources, training, and opportunities to thrive both professionally and personally.
Job Summary:
We are seeking a detail-oriented and organized Commercial HVAC Service Estimator to join our team. This role is responsible for processing inbound quote requests from field technicians, preparing and sending formal quotes to clients, and handling approved quotes for parts ordering. The estimator will primarily work with repairs of existing equipment and replacements of single HVAC systems 25 tons and under.
Key Responsibilities:
· Receive, review, and process inbound quote requests from field technicians.
· Prepare accurate and competitive quotes for repairs and equipment replacements (≤ 25 tons).
· Communicate directly with clients to present and explain quotes as needed.
· Follow up on outstanding quotes to maximize approval rates.
· Process approved quotes and coordinate with vendors to order necessary parts and equipment.
· Ensure all orders align with quoted pricing and project requirements.
· Maintain organized records of quotes, approvals, and orders within the company’s CRM or estimating system.
· Collaborate with service managers, technicians, and vendors to ensure efficient turnaround times.
· Stay informed on current HVAC equipment pricing, lead times, and industry trends.
· Support the service team with administrative tasks related to estimating and procurement as needed.
Qualifications & Skills:
· Experience in HVAC estimating, service coordination, or related field (preferred).
· Strong understanding of commercial HVAC systems, repairs, and equipment specifications.
· Ability to interpret service reports, equipment conditions, and technician recommendations.
· Proficiency in Microsoft Office (Excel, Word, Outlook) and CRM or estimating software.
· Strong communication skills, both written and verbal.
· Excellent attention to detail and ability to work in a fast-paced environment.
· Strong organizational and problem-solving skills.
· Ability to build and maintain strong relationships with clients, vendors, and internal teams.
Preferred Qualifications:
· Previous experience in HVAC service estimating or inside sales.
· Knowledge of HVAC parts, manufacturers, and pricing.
· Familiarity with service dispatching software or ERP systems.
What We Offer:
Competitive hourly wage based off of experience.
Comprehensive benefits package including health, dental, and vision insurance.
Retirement plan with company match.
Paid time off and holidays.
Opportunities for professional growth and development.
Supportive and collaborative work environment.
Benefits
Dental insurance
Health insurance
Paid holidays
Paid time off
Retirement plan
Vision insurance
Join Us at ISS Mechanical: If you’re looking for a place where your experience is valued, your growth is prioritized, and you’re part of a supportive, high-performance team, ISS Mechanical is the right place for you. We’re committed to providing a fulfilling career path and an environment where you can grow and succeed.
Apply today and become a part of a team that’s as committed to your success as you are!