Cahill is one of San Francisco's oldest and largest construction general contractors in the Bay Area. We recently celebrated our 100th anniversary as a private, family-owned company with a commitment to quality and relationships. We specialize in multi-unit residential projects, healthcare, schools, and community facilities. Cahill is an Equal Opportunity Employer.


  • The role of an Estimator is to support senior personnel in estimating & preconstruction services including:
  • Comfortable and able to review plans and specs with understanding and confidence. 
  • Do constructability reviews of the plans and specs providing comments. 
  • Prepare complete and detailed scope of works for construction trade with no "gaps." 
  • Perform quantity take-offs with accuracy and completeness.
  • Analyze quotations from subcontractors & suppliers w/ the ability to review for completeness & accuracy, negotiate pricing for completeness. 
  • Communicate with architects & consultants to clarify scope of work, materials, conflict resolution. 
  • Compiles & organizes a complete list of qualifications. 
  • Assists with the final assembly of budget and GMP documents for the client.
  • Builds relationships with subcontractors and suppliers to obtain a competitive advantage for Cahill. 
  • Develop value (engineering) opportunities to present to the client and architect.
  • Assist in preparing necessary documents for subcontractors to budget and bid from.


  • Experience at a general contractor as an Estimator and with multi-family and institutional building preferred.
  • 5+ years in construction management required. 
  • Education: Civil Engineering or Construction Management degree preferred.
  • Microsoft Project, Excel, using a digitizer, Onscreen Takeoff (OST) , or REVIT required/a plus.
  • Attention to detail, math and analytical skills. 
  • Able to provide “closure” to assigned tasks within deadlines provided. 
  • General knowledge of negotiated bids, hard bids and GMP processes.


  • Full-time direct-hire position located in San Francisco’s Financial District or downtown Oakland (project determines the office)
  • Benefits: Employee medical/dental/vision coverage with the option of a PPO or HMO, FSA, 401K match, profit sharing
  • Start date is negotiable
  • Please submit resume and cover letter to if interested

Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.

Copyright © Cahill Contractors LLC (Lic#1011738, A&B) | Privacy