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GS

GrowthWise Search Partners

via Glassdoor

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Assistant Estimator

San Francisco, CA
Full-time
Posted 12/6/2025
Verified Source
Key Skills:
Mechanical estimation
HVAC installation
Automated estimating software
Bluebeam Revu
Microsoft Excel
Public works project estimating
Quantity takeoffs

Compensation

Salary Range

$95K - 110K a year

Responsibilities

Assist senior estimators in preparing mechanical/commercial HVAC project estimates including takeoffs, vendor quotes, and bid package preparation.

Requirements

Requires prior HVAC installation and mechanical estimating experience, journeyman-level trade skills, and familiarity with estimating software and public works projects.

Full Description

Ready to move out of full-time field work and into the office, where you still have the variety of field visits and a career path? Looking to further grow your estimating skills with complex commercial HVAC projects? This opportunity could be your perfect fit. Work with an experienced estimating team, gain hands-on mentoring so you can continue advancing your skills. You will gain exposure to major California public works commercial projects, learning how high-level estimating is done in a real-world, high-impact environment. If you want meaningful responsibility, steady career growth, and the chance to apply your mechanical knowledge (and 100% covered medical benefits and new challenges) this is it. Assistant Estimator (Commercial HVAC) – Your Job Duties You will work as a team of 3 estimators, growing and mentoring alongside the team performing estimates for large mechanical/commercial public works projects across California. You will: • Review plans, specifications, and addenda to prepare mechanical/commercial takeoffs • Perform quantity surveys, breakouts, and data entry using Bluebeam and estimating software • Attend job walks with the Senior Estimator and assist with field notes, scope verification, and documentation (local only, no overnight travel) • Prepare scope sheets, organize vendor and subcontractor quotes, and clarify bid requirements • Update bid logs, track deadlines, and support preparation of final bid packages • Collaborate with internal teams to confirm project details, timelines, and scope requirements • Assist with cost research, labor and material pricing, and historical project data management • Support the Senior Estimator in all phases of estimating, from early RFIs to bid day execution Assistant Estimator (Commercial HVAC) – You Have (Required Skills, Experience & Team Fit) • Prior experience in estimating or HVAC installation (commercial) • Journeyman-level experience tradesperson with prior hands-on HVAC installation experience and experience performing mechanical estimation using automated software You might have (desired, not required): • Prior experience using automated estimating software (Trimble/Autobid or similar) • Prior experience using Bluebeam Revu and Microsoft Excel for takeoffs and calculations • Experience estimating California public works or prevailing wage mechanical projects • Exposure to large-scale commercial systems, ductwork, piping, or mechanical installation • Bachelor's degree in mechanical engineering or a relevant field experience Assistant Estimator (Commercial HVAC) – Benefits for You Your compensation for this Junior Estimator role will be $95,000 to $110,000 annually, dependent on your knowledge and estimating experience. You will work on site in the San Francisco office, with a dedicated parking space, at no cost to you. You will be provided with 100% covered Kaiser medical insurance, 100% paid vision insurance, 100% paid dental insurance, paid time off, paid union holidays and 401k plan with company match.

This job posting was last updated on 12/10/2025

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