Estimator​/Senior Estimator

This is an on-site position, SF Bay Area local candidates only. Relocation assistance is not available for this position.

Applicants must be authorized to work for any employer in the U.S. We are unable to sponsor or take over sponsorship of an employment visa currently.

CORE Builders is a premier general contractor known for delivering high-quality construction projects on time with a commitment to excellence, safety, client satisfaction, and our Vision of Success (VOS). We specialize in a variety of construction projects, from rehabilitation projects, affordable housing, and large-scale developments. We pride ourselves on our innovative approach and collaborative culture.

CORE Builders is looking for an Estimator or Senior Estimator (experience depending) to join our collaborative and innovative team. In this role, you will participate in all aspects of the bid and estimating process from review of plans and specs to soliciting and negotiating prices from contractors and suppliers through completion of bid/estimating effort including closeout; this will include performing quantity take-offs, pricing, scoping and bidding construction projects.

• Review project plans, specifications, and related documents to determine the scope of work and material requirements.
• Prepare detailed and accurate quantity take-offs cost estimates for equipment, materials, labor, and subcontractor services for all phases of construction.
• Analyze blueprints, drawings, and technical documents to identify potential cost savings or project challenges.
• Collaborate with Operations team to gather pricing and technical data for bids.
• Develop and submit competitive bid proposals within deadlines.
• Maintain and update pricing databases and cost history records for future reference.
• Conduct site visits to assess conditions, verify measurements, and gather necessary data for accurate estimates.
• Communicate with suppliers and vendors to obtain current pricing, availability, and delivery schedules.
• Evaluate subcontractor bids for accuracy, scope coverage, and compliance with project specifications.
• Support contract negotiation by providing cost breakdowns and clarifying scope of assumptions.
• Track awarded projects to compare actual costs to estimates and identify areas for improvement.
• Ensure estimates comply with company policies, safety standards, and client requirements.
• Assist in developing budgets, schedules, and forecasts for ongoing and upcoming projects.
• Prepare cost reports and participate in project handoffs to the operations team.
• Create and champion estimating standard operating procedures.

• Build and maintain strong relationships with subcontractors, suppliers, and internal teams.
• Strong leadership skills to drive subcontractors.
• In the senior role, provide mentorship and professional development to junior estimators.
• Communicate effectively with project stakeholders to clarify scope and resolve discrepancies.
• Contribute to positive workplace embodying CORE Builders' Vision of Success.
• Ability to work under pressure to achieve deadlines.
• Drive process improvements and innovation in construction methods, materials, and technology.
• Stay current with industry trends, best practices, and regulatory changes, and apply this knowledge to enhance company operations.
• Actively participate in Professional Organizations related to role.

• Bachelor’s degree in construction management, civil engineering, or related field (or equivalent combination of education and experience).
• Minimum of 5 years estimating experience in multi-family residential or commercial construction (10+ years estimating experience for a senior role).
• Working knowledge of construction means, methods, and materials.
• Proficiency in Autodesk programs such as Building Connected, Pro Est and Trade Tapp.
• Proficiency in Bluebeam, MS Excel and estimating software.
• Excellent analytical, organizational, problem-solving, decision-making and communication skills.
• Ability to work under tight deadlines and manage multiple bids simultaneously.
• Experience with podium, wrap-style multi-family, and K-12 projects.
• Und…