Mark III Construction

HVAC Estimator

Job Locations US-CA-Sacramento
Job ID
Regular Full-Time


Who we are:

Mark III Construction is growing, and we want you to grow your career with us! Our benefits, competitive compensation, and dedication to training and growth are what keep our employees happy but our work hard and play hard environment is what keeps everyone excited about coming to work every day. 


Mark III Construction is a commercial and industrial construction company headquartered in Sacramento, California. Founded in 1976, Mark III started as an electrical contractor with a vision to become a multi-trade construction company. Fast-forward, Mark III’s footprint extends from Central to Northern California with additional operating offices in Fresno.


Mark III takes a big picture approach to the construction process self-performing electrical, plumbing, processed piping, HVAC, underground, pre-fabrication, and MEP design. Instead of multiple consultants and countless sub-contractors, the customer works with just one company to eliminate multiple profit layers and complexity of schedules. With an impressive project history in the industrial, commercial, biotechnology, and food-grade technology industries we are able to perform initial construction, tenant improvements, and remodeling. From construction to service, Mark III has the capabilities to support its clients from the beginning of the project to preventative maintenance for years after. In addition, our dedicated service team is available for 24/7 emergency service and has the capabilities to perform plumbing, electrical, HVAC, general maintenance repairs, and much more.


Mission: Leading the Evolution of Construction


Vision: Exposing the World to a New Way to Build


Core Values:

  • Teamwork
  • Integrity
  • Transparency
  • Innovation
  • Work Hard, Play Hard

What we offer:

Competitive Compensation, Personal Time Off, Internal and External Training, 401K, Medical, Dental and Vision



    • Reviewing and evaluating project plans and specifications, bid documents, and other relevant documents to identify what is needed to create a bid proposal.
    • Calculates the cost of HVAC construction based on reviewing and evaluating available documents.
    • Consults with clients, vendors and personnel in other departments to discuss and formulate estimates and resolve issues.
    • Confers with engineers, architects, owners, contractors, and subcontractors on changes and adjustments to cost estimates.
    • Prepare estimates used by management for purposes such as planning, organizing, and scheduling work.
    • Attends job site walk-throughs as necessary to ensure that any field conditions that may potentially affect or impact the construction, prospective bid or pre-construction designs are properly handled.
    • Work alongside other estimators, project managers and project engineers on change orders and cost to complete estimates of ongoing projects.
    • Analyzes projects for value engineering options while taking into account specific job conditions that may affect labor and material to be purchased and installed.
    • Identifies any inconsistent issues, conflicts, and other problems in the bid documents.
    • Coordinates with other MEP disciplines either internally or externally.
    • Anticipates potential problems and is proactive by taking action.
    • Requests material and equipment quotes from vendors and equipment suppliers. Reviews quotes to confirm adherence to quote specifications and accuracy of quotes received.
    • Develops and maintains a positive relationship with vendors.
    • Prepares bid documents including specific scope letter for each project.
    • Conceptually designs HVAC solutions for design build projects.
    • May attend estimating/sales meetings, and project meetings to discuss bid status, and present/solve problems.
    • Meets with general contractors and site personnel, as needed.
    • Keeps company personnel, clients, general contractors, and all others current on bid progress.
    • Performs other related duties as required and assigned.



    • 5+ Years of experience in HVAC estimating on commercial projects
    • Strong mathematical skills
    • Proficient with Microsoft Office products
    • Experience with Autobid (Quickpen) is a plus as well as other estimating programs
    • Previous field experience is preferred
    • Knowledgeable of SMACNA, CMC and local codes



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