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CoolSys

Refrigeration and HVAC design, installation, maintenance

HVAC Estimator

Building Services EngineeringConfirmed live in the last 24 hours
Full-timeUnited StatesIn-person

About the Job

Requirements

  • At least 5 years of HVAC or construction-related experience.
  • General understanding of HVAC systems and terminology.
  • Working knowledge of applicable mechanical codes and standards, including the International Mechanical Code, Uniform Mechanical Code, and local jurisdiction requirements.
  • Ability to read construction documents and mechanical plans.
  • Proficiency in Microsoft Excel and willingness to learn estimating software.
  • Strong math, organization, and communication skills.

Responsibilities

  • Assist in preparing competitive estimates for commercial HVAC projects.
  • Review mechanical drawings and specifications.
  • Perform take-offs for ductwork, piping, and equipment.
  • Generate proposals.
  • Peer review takeoffs with senior estimators.
  • Organize and input vendor pricing and subcontractor quotes.
  • Maintain estimate documentation and internal bid files.
  • Coordinate with internal teams on scope validation and bidding timelines.
  • Participate in training sessions and mentorship activities to grow technical skills.

Desired Qualifications

  • An Associate’s degree or coursework in HVAC Technology, Engineering, or Construction Management.
  • Proficiency in Excel and VBA.
  • Internship or hands-on HVAC trade experience.
  • Exposure to take-off tools or construction software such as Bluebeam, Trimble, or FastEst.
  • Familiarity with ventilation, exhaust, and fresh air requirements, equipment clearances, and basic load considerations.
  • Understanding of permitting requirements and coordination with local authorities having jurisdiction.

About the Company

CoolSys

Refrigeration and HVAC design, installation, maintenance

CoolSys provides refrigeration and HVAC services to retail, commercial, and industrial clients. It designs, installs, and remodels systems, converts refrigerants, performs preventative maintenance, repairs, and optimizes energy use and overall system performance. Their products are not a physical device but a service offering: engineers create system designs, technicians install and service equipment, and ongoing monitoring and maintenance help keep temperatures stable and energy use efficient. What sets CoolSys apart is its broad, industry-focused experience across grocery, food service, telecommunication, manufacturing, education, entertainment, and pharma sectors, plus a persistent emphasis on reliability, integrity, and meeting client commitments while addressing environmental sustainability. The company aims to improve clients’ operations, experiences, and work environments through high-quality, dependable service and energy-efficient, properly maintained systems.

Company size
1,001-5,000
Company stage
Debt Financing
Total funding
$150M
Headquarters
Brea, CA
Founded
2017

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