Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Commercial HVAC Service Estimator & Purchasing Agent

Thermal Concepts, Inc.

Job Description

Job Description

Primary Duties and Responsibilities

1. Estimating Responsibilities

Service and Repair Estimating

  • Review service reports, technician recommendations and customer requests.
  • Prepare detailed estimates for HVAC service repairs, system upgrades, equipment replacements, and retrofits.
  • Perform material, labor, equipment, subcontractor, and miscellaneous cost takeoffs.
  • Develop scopes of work and pricing proposals for customers.
  • Analyze project specifications, drawings, equipment schedules, and technical requirements.
  • Obtain competitive pricing from suppliers and subcontractors.
  • Ensure estimates are completed accurately and submitted within required deadlines.
  • Maintain estimating databases, labor rates, pricing structures, and historical cost records.
  • Review completed projects to compare estimated versus actual costs.

Proposal Development

  • Create professional customer proposals and quotations.
  • Prepare bid packages, scope letters, exclusions, and assumptions.
  • Coordinate proposal revisions and change order pricing.
  • Assist management with contract reviews and bid negotiations.
  • Support business development efforts through timely proposal generation.

2. Purchasing Responsibilities

Material Procurement

  • Source HVAC equipment, parts, materials, controls, tools, and related supplies.
  • Issue purchase orders for approved projects and service work.
  • Verify pricing, availability, lead times, and delivery requirements.
  • Coordinate procurement activities to support field schedules and project deadlines.
  • Evaluate alternative products and value-engineering opportunities.
  • Track orders from placement through delivery and receipt confirmation.
  • Resolve shipping discrepancies, shortages, damaged goods, and invoice issues.

3. Vendor and Supplier Management

Supplier Relations

  • Establish and maintain strong relationships with manufacturers, distributors, and preferred vendors.
  • Solicit competitive pricing and negotiate favorable terms.
  • Evaluate supplier performance regarding price, quality, service, and delivery.
  • Maintain vendor qualification and approval records.
  • Communicate regularly with suppliers regarding pricing updates, availability, and market conditions.

Cost Control

  • Identify opportunities for cost savings through strategic purchasing practices.
  • Negotiate pricing agreements, discounts, rebates, and volume purchasing programs.
  • Analyze market trends affecting HVAC equipment and material costs.
  • Recommend procurement strategies that improve company profitability.

4. Project and Service Coordination

Operational Support

  • Coordinate with service managers, dispatchers, project managers, and technicians.
  • Ensure materials and equipment are available for scheduled work.
  • Track lead times and communicate procurement status updates.
  • Assist in project scheduling by monitoring delivery dates.
  • Support emergency service procurement requirements.
  • Coordinate subcontractor pricing and procurement activities.

Documentation Management

  • Maintain organized purchasing, estimating, and project files.
  • Ensure all purchase orders, quotations, invoices, and vendor documents are properly documented.
  • Update ERP, accounting, and service management software systems.
  • Maintain electronic records of estimates, bids, vendor pricing, and procurement activities.

5. Financial Responsibilities

Budget and Cost Tracking

  • Monitor project budgets and purchasing expenditures.
  • Review vendor invoices for pricing accuracy.
  • Verify materials purchased align with approved estimates.

6. Compliance and Quality Assurance

Standards and Compliance

  • Ensure procurement activities comply with company policies and procedures.
  • Verify purchased equipment meets project specifications and code requirements.
  • Support warranty tracking and manufacturer documentation requirements.
  • Assist with quality assurance reviews of estimates and purchasing activities.

Required Knowledge and Skills

Technical Knowledge

  • Commercial HVAC systems, including:
    • Chillers
    • Boilers
    • RTUs (Rooftop Units)
    • VRF/VRV Systems
    • Split Systems
    • Heat Pumps
    • Building Automation Systems (BAS)
    • Controls Systems
    • Air Handling Units (AHUs)

Professional Skills

  • Strong estimating and cost analysis abilities.
  • Knowledge of HVAC equipment and materials procurement.
  • Ability to read blueprints, specifications, and construction documents.
  • Excellent negotiation and vendor management skills.
  • Strong attention to detail and organizational ability.
  • Effective written and verbal communication skills.
  • Proficiency with Microsoft Office Suite, Excel, and HVAC estimating software.
  • Experience with ERP, purchasing, inventory, and service management systems.

Key Performance Indicators (KPIs)

  • Estimate accuracy and profitability.
  • Bid turnaround time.
  • Material cost savings achieved.
  • Vendor performance and delivery reliability.
  • Purchase order accuracy.
  • Inventory control effectiveness.
  • Project material availability.
  • Customer proposal response time.
  • Reduction of procurement delays and material shortages.

Reporting Structure

Reports To:

  • Senior Service Coordinator
  • Service Manager
  • Operations Manager

Works Closely With:

  • Service Technicians
  • Project / Account Managers
  • Dispatch Team
  • Accounting Department
  • Warehouse Personnel
  • Vendors and Suppliers
  • Customers and Facility Managers

Position Objective:
To maximize profitability and operational efficiency by delivering accurate HVAC service estimates, securing competitive material pricing, ensuring timely procurement of equipment and supplies, and supporting the successful execution of commercial HVAC service operations.

Minimum Requirements

  • High School Diploma or GED required.
  • Valid driver's license with an acceptable driving record.
  • Minimum 3–5 years of experience in commercial HVAC service, estimating, purchasing, project coordination, or a related field.
  • Proficiency in Microsoft Office Suite, particularly Excel, Outlook, and Word.
  • Ability to read and interpret HVAC plans, specifications, technical manuals, and equipment submittals.

Professional Competencies

  • Strong analytical and problem-solving skills.
  • Cost estimating and financial analysis expertise.
  • Vendor negotiation and relationship management.
  • Effective communication and customer service skills.
  • High attention to detail and organizational abilities.
  • Ability to manage multiple estimates, purchase orders, and projects simultaneously.
  • Commitment to ethical purchasing practices and company profitability.

Work Hours: 8:00 AM – 5:00 PM, Monday – Friday

Benefits package: Kaiser Medical Plan, Dental/Vision Plan, 401k Plan, 10 days PTO, 8 Paid Holidays, plus the day after Thanksgiving and employee's Birthday, company cell phone

Must perform and pass pre-employment drug screening and background check, including DMV driving record.

Benefits:

  • 401(k)
  • 401(k) matching
  • Dental insurance
  • Health insurance
  • Paid time off
  • Vision insurance
Vacancy posted 13 days ago
Similar jobs that could be interesting for youBased on the Commercial HVAC Service Estimator & Purchasing Agent in Chino, CA vacancy
  •  ...detail-oriented and organized Purchasing Assistant to join our team...  .... Previous experience in HVAC, manufacturing, construction,...  ...goal is to provide superior service and high-quality products to...  ...customers on a wide range of commercial projects all over the Western... 
    Commercial
    Work at office

    Superior Duct Fabrication, Inc.

    Pomona, CA
    9 days ago
  • $65k - $90k

    Inside Sales & Estimator — Drive Commercial Interior Projects & Deliver High-Value Client Solutions Job Overview Company: Bravura Architectural Products...  ...family medical history), political affiliation, military service, or any other status protected by law or regulations. It... 
    Commercial
    Bi-weekly pay
    Permanent employment
    Full time
    For contractors
    Monday to Friday

    The Contractor Consultants

    Ontario, CA
    4 days ago
  • $80k - $120k

     ...100-year legacy of performance and service to utility, commercial, industrial, and government clients,...  ...organization. Position Summary: The Estimator II prepares timely and accurate bid...  ...following: 401(k) Plan Employee Stock Purchase Plan Health, Dental, & Vision... 
    Commercial
    Full time
    Contract work
    Temporary work
    For contractors
    For subcontractor
    Work at office

    Henkels-

    Pomona, CA
    1 day ago
  •  ...trusted statewide provider of skilled trade construction services, supporting commercial new construction, tenant improvements, and 24/7 emergency...  ...clients. We are seeking an experienced Retail Maintenance Estimator to join our team.  The ideal candidate will have... 
    Commercial
    For subcontractor
    Work at office
    Monday to Friday

    Superior Electrical Mechanical

    Rancho Cucamonga, CA
    28 days ago
  •  ...exhaust/stack emissions.QualificationsMust have completed 4-year apprenticeship program or technical schoolingMust have 5+ years of commercial air conditioning experienceMust be available for emergency call outsMust be a team player and able to work with other trades and... 
    Commercial
    Apprenticeship
    Immediate start

    EMCOR Group

    Chino, CA
    3 days ago
  •  ...Job Description Job Description Snapshot / Role Overview We're looking for a Sheet Metal Estimator in the Chino area to produce accurate bids for HVAC and fabrication projects. Impact Support growth with timely, precise estimates. Win work by matching bids... 
    Full time
    Work at office
    Local area

    Gulfstream Strategic Placements

    Chino, CA
    9 days ago
  • $80k - $100k

     ...Commercial Paint Project Manager/EstimatorSeeking Commercial Paint Project Manager/Estimator. GPAC: #1 Commercial Paint Recruiting Firm in the Nation: Work for a leading contractor...  ...Duties & Responsibilities:Promote company services to General Contractors and property... 
    Commercial
    For contractors

    gpac

    Pomona, CA
    2 days ago
  • $90k - $120k

     ...Commercial Plaster Project Manager/EstimatorI am working with multiple well-respected, firmly established Commercial Plaster Contractors seeking experienced Project Managers and Estimators. This is an exciting opportunity to become a part of a strong, quickly growing... 
    Commercial
    For contractors

    gpac

    Chino, CA
    3 days ago
  • $90k - $120k

     ...Commercial Drywall/Metal Framing Project Manager Or EstimatorI am working with multiple well-respected, firmly established Commercial...  ...Framing Contractors seeking experienced Project Managers and Estimators. This is an exciting opportunity to become a part of a strong,... 
    Commercial
    For contractors

    gpac

    Chino, CA
    3 days ago
  • $80k - $100k

     ...Description JOB DESCRIPTION: $80K-$100K SEEKING COMMERCIAL PAINT PROJECT MANAGER/ESTIMATOR GPAC: #1 Commercial Paint Recruiting Firm in the...  ...Duties & Responsibilities: Promote company services to General Contractors and property managers Bid... 
    Commercial
    For contractors

    gpac

    Pomona, CA
    2 days ago
  • $48.41 - $56.95 per hour

     ...HVAC TechnicianWe are a full-service HVAC, building automation, chiller, and retrofit contractor with a reputation for combining high-quality consulting services with customized energy solutions. Our integrated, single-source solutions include turnkey in-house capabilities... 
    Commercial
    Hourly pay
    For contractors
    Local area

    EMCOR Services Fluidics

    Chino, CA
    1 day ago
  • $20 - $25 per hour

     ...environment solutions company. Our full spectrum of best-in-class services includes HVAC & refrigeration installations, remodels, service &...  ...controls and lighting. CoolSys serves customers in the retail, commercial, food service, educational, healthcare, and industrial... 
    Commercial

    TRIANGLE REFRIGERATION COMPANY

    Ontario, CA
    2 days ago
  • $35 - $50 per hour

     ...Description Job Description At IEC Services, we are passionate about delivering exceptional...  ...Job Summary: The Refrigeration & HVAC (HVACR) Technician plays a crucial role...  ..., maintenance, and repair(s) of the commercial refrigeration systems. Responsibilities... 
    Commercial
    For contractors
    Local area
    Work from home
    Shift work

    IEC Services

    Ontario, CA
    7 days ago
  • $24 per hour

     ...provide best-in-class products, service and capabilities across the following industries: Commercial/Mechanical, Facilities Supply, Fire and Fabrication, HVAC, Industrial, Residential Trade, Residential...  ...Range: - $21.51 - $34.39- Estimated Ranges displayed are Monthly for... 
    Commercial
    Hourly pay
    Full time
    For contractors
    Local area
    Monday to Friday

    Ferguson

    Pomona, CA
    1 day ago
  • $40 - $90 per hour

     ...HVAC, Building Automation, Chiller, and Retrofit ContractorWe are a full-service HVAC, building automation, chiller, and retrofit contractor with a reputation for combining...  ...journeyman level and technical schooling.Commercial/Industrial air conditioning experience required... 
    Commercial
    Hourly pay
    For contractors
    Work experience placement
    Work at office
    Local area

    EMCOR Group

    Chino, CA
    3 days ago
  • $20 - $25 per hour

     ...environment solutions company. Our full spectrum of best-in-class services includes HVAC & refrigeration installations, remodels, service &...  ...controls and lighting. CoolSys serves customers in the retail, commercial, food service, educational, healthcare, and industrial... 
    Commercial
    Apprenticeship
    Local area

    CoolSys - Refrigeration and HVAC Systems

    Ontario, CA
    2 days ago
  • $30 - $75 per hour

     ...to represent TDI Refrigeration, an industry leader in commercial refrigeration and HVACR services. Bring your refrigeration expertise to challenging...  ...and equipment ready for field service. Generate purchase orders for truck stock and materials needed for jobs.... 
    Commercial
    Hourly pay
    Work at office
    Local area
    Flexible hours

    Yellowstone Local

    Ontario, CA
    2 days ago
  • $75k - $90k

     ...industry leading products, innovation, and service to help professionals share and perform...  ...into actionable production and purchasing plans and is responsible for executing the...  ...delivery terms, minimums, discounts, and other commercial terms within assigned authority.... 
    Commercial
    Temporary work
    Local area
    Work from home

    Nexus Brands Group

    Eastvale, CA
    2 days ago
  • $56.95 per hour

     ...Job Title HVAC, Building Automation, Chiller, and Retrofit...  ...experience 5+ of experience in a commercial or industrial environment...  ...Prior experience in project estimation of electrical labor, materials...  ...interpersonal skills and good customer service skills Must be able to... 
    Commercial
    Hourly pay
    For contractors
    Local area
    Night shift

    Mesa Energy Systems, Inc.

    Chino, CA
    3 days ago
  •  ...Summary: We are looking for a skilled and experienced HVAC Technician to join our team. In this role, you will install, service, maintain or repair heating and air conditioning systems in residences or commercial establishments. You must have past and/or current... 
    Commercial
    Flexible hours

    Ideal Comfort Inc

    Rancho Cucamonga, CA
    15 days ago
  •  ...Description Job Description FULLMER CONSTRUCTION Tilt-Up Project Estimator Position Summary The Tilt-Up Project Estimator is...  ...construction cost estimates for tilt-up concrete and commercial construction projects. This individual serves as the lead estimating... 
    Commercial
    Temporary work
    For subcontractor
    Work at office

    Fullmer Construction Inc

    Ontario, CA
    24 days ago
  •  ...Description We are seeking a qualified low voltage telecommunications Estimator. The successful candidate must be a proven self-starter...  ...work ethic. ~5-10 years of successful experience as a commercial construction estimator with projects ranging from $250 thousand... 
    Commercial
    Full time
    Contract work
    For subcontractor
    Remote work
    Monday to Friday
    Shift work

    Caltek Technologies

    Ontario, CA
    a month ago
  •  ...Role: Wintri is looking for a skilled HVAC Installer to join our growing team in La...  ...Responsibilities: Install residential and/or commercial HVAC systems including furnaces, air...  ...About Us: Wintri is a trusted HVAC service provider serving the La Verne, CA area and... 
    Commercial

    Wintri

    La Verne, CA
    13 days ago
  •  ...Description Job Description Position Overview The Mechanical Estimator – HVAC is responsible for preparing accurate and competitive cost...  ...projects, including residential, multifamily, and commercial developments. This role supports preconstruction efforts by... 
    Commercial
    For contractors
    For subcontractor
    Local area

    RimePro Inc

    Norco, CA
    a month ago
  •  ...provide best-in-class products, service and capabilities across the following industries: Commercial/Mechanical, Facilities Supply, Fire and Fabrication, HVAC, Industrial, Residential Trade, Residential...  ...Pay Range:-$5,525.00 - $8,825.00-Estimated Ranges displayed are Monthly for... 
    Commercial
    Hourly pay
    Full time
    For contractors
    Local area
    Monday to Friday

    Ferguson

    Pomona, CA
    6 days ago
  • The Arcticom Group (TAG) is a U.S.-based network of commercial and industrial refrigeration companies that provide HVACR service/maintenance across the Western United States and installation services throughout North America. TAG is committed to being an “employer of choice... 
    Commercial
    For subcontractor
    Relocation package

    TAG Nashville

    Ontario, CA
    3 days ago
  •  ...provide best-in-class products, service and capabilities across the following industries: Commercial/Mechanical, Facilities Supply, Fire and Fabrication, HVAC, Industrial, Residential Trade, Residential...  ...Pay Range:-$3,960.00 - $9,739.40-Estimated Ranges displayed are Monthly for... 
    Commercial
    Hourly pay
    Full time
    For contractors
    Local area
    Immediate start
    Flexible hours
    Night shift

    Ferguson

    Pomona, CA
    4 days ago
  • $20 - $45 per hour

     ...Job Description Job Description JC’s Mechanical Inc. is an HVAC/R contractor looking to add new teammates. We are in search of the finest and brightest in commercial/Industrial service technicians. We are committed to keeping our team number one by providing new... 
    Commercial
    Full time
    For contractors
    Monday to Friday

    JCS MECHANICAL INC

    La Verne, CA
    10 days ago
  •  ...Job Description Job Description Description: Job Title: Commercial/Industrial HVAC Service Technician Job Type: Full-time Location: Walnut, CA We are seeking a skilled Commercial/Industrial HVAC Service Technician to join our team. The ideal candidate... 
    Commercial
    Full time

    ALLIANCE INDUSTRIAL REFRIGERATION

    Walnut, CA
    20 days ago
  •  ...products.Your primary focus will be full-service tax preparation for both consumers and...  ...matching, paid sick time, Employee Stock Purchase Plan, E&O Insurance provided by Intuit,...  ...customers per season for compensation, using commercial tax preparation software.Minimum of 3... 
    Commercial
    Local area

    Intuit

    Ontario, CA
    2 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Commercial HVAC Service Estimator & Purchasing Agent. Be the first to apply!