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Contractor Estimator Jobs in California (NOW HIRING)

Senior Estimator

Sacramento, CA · On-site

$113.90 - $180/hr

You will support the review of contractor estimates, change orders, and claims, participate in the development of estimating plans and procedures, and contribute to maintaining consistency and ...

The ideal candidate will bring extensive experience in construction estimating with a General Contractor , demonstrating the ability to independently manage estimates for commercial construction ...

Minimum of 5 years of General Contractor estimating experience. * Experience with design-build estimating preferred. * Proficiency with Bluebeam, Buildr, Togal AI, and other estimating software.

Estimator Process Piping

Cypress, CA · On-site

$85K - $120K/yr

Summary A leading specialty contractor, ranked in the top 15% on ENR's Best Specialty Contractors list, is seeking a Process Piping Estimator in Cypress, CA . The role focuses on preparing and ...

Summary A leading specialty contractor, ranked in the top 15% on ENRs Best Specialty Contractors list, is seeking a Process Piping Estimator in Cypress, CA . The role focuses on preparing and ...

Chief Estimator

Fresno, CA · On-site

$220K - $265K/yr

The position leads estimate development for baseline budgets, change orders, claims quantum, and ... Prepare and independently review contractor change order cost proposals, including labor, equipment ...

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Contractor Estimator information

What is a contractor estimator?

Contractor estimators are professionals who assess the costs associated with construction projects. They analyze project plans, materials, labor, and timelines to develop detailed and accurate cost estimates for clients, contractors, or developers. Their work is crucial for budgeting, bidding, and ensuring projects stay within financial constraints. Estimators often use specialized software and must have a strong understanding of construction methods and industry pricing. Their estimates help guide project decisions and prevent costly overruns.

How does a contractor estimator typically collaborate with project managers and engineers during the bidding process?

Contractor Estimators work closely with project managers and engineers to ensure that all aspects of a project are accurately costed and feasible. This collaboration often involves reviewing blueprints and specifications together, discussing materials and labor requirements, and clarifying any technical details that could impact the estimate. Regular meetings and open communication are key, as estimators rely on input from the project team to produce accurate bids that reflect current market conditions and project scope. This teamwork helps minimize risks, avoid costly errors, and increase the chances of winning profitable contracts.

What are the key skills and qualifications needed to thrive as a contractor estimator, and why are they important?

To thrive as a Contractor Estimator, you need a solid background in construction principles, mathematics, and project management, often supported by a degree in construction management or a related field. Familiarity with cost estimation software like Bluebeam, PlanSwift, or ProEst, as well as proficiency in reading blueprints and using Microsoft Excel, is essential. Strong attention to detail, analytical thinking, negotiation skills, and effective communication help estimators excel in collaborating with stakeholders and ensuring project accuracy. These skills are crucial for producing reliable cost projections, minimizing financial risk, and securing successful project bids.

What is the difference between Contractor Estimator vs Construction Project Manager?

AspectContractor EstimatorConstruction Project Manager
CredentialsEstimating certifications, construction knowledgeProject management certifications, experience in construction
Work EnvironmentOffice-based, on-site for measurementsOn-site supervision, office planning
Employer & Industry UsageConstruction firms, subcontractorsGeneral contractors, construction companies
Primary FocusCost estimation, bid preparationProject planning, execution, and oversight

While both roles are integral to construction projects, a Contractor Estimator primarily focuses on preparing accurate cost estimates and bids, whereas a Construction Project Manager oversees the entire project execution, managing teams, schedules, and budgets.

How to become a contractor estimator?

To become a contractor estimator, typically one needs a high school diploma or equivalent, along with experience in construction or related fields. Many estimators pursue post-secondary education in construction management, engineering, or related areas, and develop skills in reading blueprints, cost analysis, and using estimating software. Certifications such as the Certified Professional Estimator (CPE) can enhance job prospects.

Is a construction estimator a good career?

A construction estimator is a valuable role in the construction industry, responsible for calculating project costs and preparing bids. It requires strong analytical skills, knowledge of construction methods, and proficiency with estimating software. The career offers steady demand and opportunities for advancement with experience and certifications.

What does a contractor estimator do for a contractor?

A contractor estimator calculates the costs of materials, labor, and equipment needed for construction projects. They prepare detailed bids and budgets to help contractors plan and secure work, often using estimating software and reviewing project plans. Accurate estimates are essential for profitability and project success.

What job categories do people searching Contractor Estimator jobs in California look for?

The top searched job categories for Contractor Estimator jobs in California are:

What cities in California are hiring for Contractor Estimator jobs?

Cities in California with the most Contractor Estimator job openings:

Infographic showing various Contractor Estimator job openings in California as of August 2026, with employment types broken down into 71% Full Time, 10% Part Time, 2% Temporary, and 17% Contract. Highlights an 87% Physical, 2% Hybrid, and 11% Remote job distribution.

General Contractor Estimator and Preconstruction Project Manager

Public Works General Contractor

Windsor, CA • On-site

$110K - $150K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 24 days ago

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Key responsibilities

  • Oversee and facilitate all project procurement activities from advertisement to Notice of Award (NOA).

  • Lead the estimating team by reviewing bid opportunities, managing bid packages, evaluating subcontractor bids, and preparing accurate project estimates.

  • Manage preconstruction activities including coordinating meetings, developing GMPs, reviewing designs for cost-effectiveness, and ensuring timely project handoff to operations.


Job description

Position Summary:

The primary responsibility of the Estimator and Preconstruction Project Manager is to oversee and facilitate all project procurement from advertisement to NOA including lease-leaseback, design-build and design-bid-build projects. Estimates are built on practical understanding of design, constructability, logistics, sequencing, and means and methods of a project. Communication with architects, owners, subcontractors, employees, and field personnel is key to having a successful project from pre-bid through project completion.

Essential Duties and Responsibilities:

Bid Opportunities:

o Reviewing bid sources daily to locate new bid opportunities. Daily search for addendum for projects on the bid list.

o Reviewing and fully vetting each bid opportunity for the right fit for the company and presenting to the team the details for final decision making.

Estimation and Bidding:

o Act as the Estimating Team Leader on all projects, thus coordinating the total estimating effort relevant to a particular project or proposals as assigned.

o Assign take-off assignments to team members and monitor progress as needed.

o Understand and manage estimating processes relative to the different delivery methods. Review and evaluate ITBs/RFPs for requirements.

o Facilitate bid package distribution and document control. Ensure bid documents and addendums are issued and managed timely.

o Read and understand plans, scope, and specs to provide estimate used for project bids. Estimate self-performed scopes, solicit bids from subcontractors, and develop accurate bid estimates that include complete scope of the project.

o Build and manage subcontractor relationships. Evaluate and document subcontractor qualifications. Ensures good subcontractor participation for all scopes for which they are responsible, before bid day. Compares and analyzes competitive subcontractor and supplier bids.

o Prepare bid advertisements, invitation to bid, and utilize Procore to track bid results.

o Perform constructability review throughout the estimate process. Identify risk factors that could affect budget, schedule, or project quality results. Submit RFI’s as needed. Review designs and specifications for cost-effectiveness and suggest appropriate alternatives.

o Develops and maintains a database of historical costs data and normalizes data for current projects.

Project Management:

o Change Event Estimating and cost review for all projects to verify accuracy of costs and scope of work.

Assist with RFP/Q submissions:

o Preparing schedules for both Preconstruction and Construction.

o Assist with preparing questions for the RFP/Q.

o Assist with preparing submission content with project specific details. Assist with Pricing Proposals.

o Complete a final review of the submission.

o Assist with interview preparation and attend interviews if opportunity allows.

Lead Preconstruction Services for all LLB/DB projects:

o Be the primary POC for all preconstruction activities from NOA to GMP Board Approval and internal handoff meeting.

o Coordinate with all team members to facilitate the preconstruction process and ensure all activities are completed timely.

o Schedule all necessary meetings and maintain action items to be executed upon. Keep Preconstruction Schedule current as dates change throughout the process. Review preconstruction schedule in the weekly bids meeting and track progress of each task following up with team members as needed.

o Manage RFI’s and Clarifications during the pre-construction phase. Turn over unanswered pre-bid RFI’s to the Project Manager to continue tracking post GMP.

o Performs site surveys and attend pre-bid/construction meetings.

o Develops GMP/GPC’s for lease-leaseback projects and any subsequent value engineering as needed.

o Prepares Bid Solicitation packages for lease-leaseback projects

o Assist with Budget and Schedule of Values once GMP is finalized.

o Distributes final GMP package which includes GMP, Qualifications and Exclusions, Bid Leveling, Subcontractor Solicitation, and Proof of Publication for Public Notice Advertisement.

o Lead the project “Handoff” meetings to the Operations Team. Communicate any procurement of long-lead materials required to keep the project on schedule during the handoff meeting.

o Cost code subcontractor proposals for hand off to contract admin.

Leadership:

o Lead weekly bid meetings and preconstruction team meetings, facilitate communication between FRC, subcontractors, suppliers, architects, CM and owners.

o Participate in company budget reviews and analysis including general conditions cost reviews.

o As time allows take on new tasks and/or assist where needed.

Competencies:

· Ability to multi-task and effectively prioritize in a dynamic fast-paced environment

· Must be a self-starter with ability to complete activities with minimal direction

· Must have very strong organizational skills and the ability to follow through on tasks

· Demonstrated ability to interact effectively with management and other departments as well as outside agencies and vendors

· Exceptional oral and written communication skills

· Professional attitude and a strong work ethic

· Well-developed analytical skills with the ability to identify and resolve problems in a timely manner

· Ability to read and fully understand the nuances of contract language and legal documents, plans and specifications, and subcontractor proposals.

Qualifications:

· Bachelor’s Degree or equivalent work-related experience preferred

· 5+ years within a public works construction environment preferred

· Procore Construction Management Software preferred

· High Proficiency in MS Office Suite, MS Projects and Adobe Acrobat or Bluebeam preferred

· Strong computer/technical analytical skills

Company Description

Company Overview:
The Company is a General Contractor focusing on Public Works Projects based mainly in Sonoma, Marin, Napa, Mendocino and Lake Counties. The Company is a dynamic, growing organization seeking an Staff Accountant to join our team. Customer service is central in our culture, with a focus on both our external and internal customers.