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Estimator; Honolulu

Job in Honolulu, Honolulu County, Hawaii, 96814, USA
Listing for: HSI Mechanical, Inc.
Full Time position
Listed on 2026-05-05
Job specializations:
  • Engineering
    Building Services Engineer, Civil Engineering, Mechanical Engineer
  • Construction
    Civil Engineering
Salary/Wage Range or Industry Benchmark: 90000 - 125000 USD Yearly USD 90000.00 125000.00 YEAR
Job Description & How to Apply Below
Position: Estimator (Honolulu, HI)

Overview

The Estimator is responsible for preparing accurate, timely, and competitive estimates for construction projects, with a focus on HVAC, plumbing, and general sheet metal projects. This role involves analyzing project documents, collaborating with project teams, vendors, and subcontractors, and developing detailed takeoffs and cost proposals. This role is critical in securing profitable work and supporting the success of our preconstruction efforts and project delivery teams.

Responsibilities
  • Prepare detailed and accurate estimates in the HVAC and plumbing construction industry for Design-Build, Plan and Spec, and Design-Assist types of projects for commercial and military projects, including office buildings, schools, retail, hospitality, and healthcare facilities.
  • Manage the bid process from concept through submission, including bid forms, scope letters, and clarifications.
  • Communicate estimate and scopes of work to project managers, engineers, and operations staff to ensure accuracy and alignment.
  • Conduct pre-bid meetings, on-site visits, and walkthroughs. Analyze existing site conditions and contract documents (e.g., plans, specifications) to determine required scope.
  • Submit requests for information (RFIs) to clarify scope of work.
  • Develop and maintain strong working relationships with subcontractors, suppliers, and other industry contacts to solicit accurate and current pricing of plumbing fixtures, HVAC equipment, piping and sheet metal material, and other material pricing.
  • Prepare detailed quantity takeoffs for HVAC, plumbing, and sheet metal systems.
  • Analyze and interpret complex contracts, scopes of work, and RFP documents to ensure compliance and accurate pricing.
  • Performs other duties as assigned.
Education/Experience/Training Requirements
  • Associate’s or Bachelor’s Degree from an accredited program in Mechanical Engineering, Construction Management, or a related field (or equivalent field experience) and minimum 5+ years of estimating experience in HVAC/Plumbing/Sheet metal.
  • Ability to use critical thinking skills for understanding and interpreting contract documents, drawings, specifications, scopes of work and project schedule to formulate comprehensive cost analysis for HVAC Mechanical, Plumbing, and Sheet metal projects.
  • Proficient computer skills and Microsoft Office suite of applications, and able to quickly adopt new technology;
    Microsoft Project is a plus.
  • Ability to prioritize and manage multiple deadlines in a fast-paced environment.
  • Ability to communicate effectively and professionally in a variety of methods and platforms: oral, written, interpersonal, electronic, and virtual.
  • All candidates must pass a post-offer drug screening and background check.
  • Must be able to obtain a Transportation Worker Identification Credential (TWIC) and a Defense Biometric Identification System (DBIDS) Credential.
  • Must show proof of eligibility to work in the United States.
  • Valid Driver’s License.
Preferred Qualifications
  • Master’s Degree from an accredited program in Construction Management, Civil Engineering, or related discipline is a strong plus.
  • Certifications:

    Certified Estimating Professional (CEP) or Certified Professional Estimator (CPE).
  • Direct experience with Sheet metal, HVAC, and Plumbing work.
  • Proficiency in Trimble Quick Pen (Pipe and Duct) and/or Bluebeam.
  • Supervisory experience desired.
Physical Requirements
  • Ability to sit at a desk and work on a computer for extended periods.
  • Must be able to traverse construction sites (including uneven terrain, stairs, ladders, or active work areas).
  • Must be able to lift 25 lbs occasionally.
  • Visual acuity to read plans, technical documents, and computer screens.
  • Ability to travel locally for site visits, pre-bid meetings, or subcontractor coordination.
Pay Range

$90,000-$125,000 annual salary to commensurate with experience.

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