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Senior Mechanical Estimator


Job Location:

Woodbridge, CA - USA

Monthly Salary: $ 165000 - 200000
Posted: 8 July 2026 (30+ days ago)
Application Deadline: 18 November 2026
Vacancies: 1 Vacancy

Job Summary

Description

Senior Mechanical Estimator

Structure Tone part of STO Building Group is looking to identify a Senior Mechanical/HVAC Estimator to support our New Jersey operations. The Senior Mechanical Estimator will develop create and prepare construction mechanical/HVAC or MEP cost estimates for a diverse set of projects in the early stages of development and continue to support the project team with updated cost information throughout the pre-construction phase of the projects. The position will require involvement in several projects simultaneously.

Responsibilities include but not limited to:

  • Review all plans and Mechanical/HVAC drawings.

  • Ability to create detailed estimates from conceptual drawings and Basis-of-Design (BOD) documentation.

  • Ensure a complete review of plans and drawings.

  • Prepare quantity take-offs/ estimates for various industries (healthcare commercial offices lab sciences and data centers).

  • Identify items that have been omitted and ensure appropriate accounting in overall estimate package.

  • Develop and maintain effective working relationships. Solicit subcontractor bids for assigned projects.

  • Obtain multiple bids for each trade and supplier group.

  • Review and analyze bids for conformance to project specifications material costs insurance labor rates and related items.

  • Discuss and resolve any questions with subcontractor (via RFI process with project team).

  • Follow approved estimating practices.

  • Maintain current information on trends in and changes to existing construction codes.

  • Utilize appropriate software programs to calculate record and track estimates.

  • Attend client meetings answer questions and resolve issues regarding pricing and estimates. Ensure client satisfaction.

  • Evaluate change order pricing conduct site visits and collaborate with cost consultants.

  • Determine material and labor requirements and prepare itemized lists. Compute cost factors and prepare estimates used for planning organizing and scheduling work; preparing bids; selecting vendors or subcontractors; and determining cost effectiveness.

  • Conduct special studies to develop and establish standard hours and related cost data or effect cost reductions. Consult with clients vendors or other individuals to discuss and formulate estimates and resolve issues.

  • Organize and manage a centralized cost estimating database and a formal process to support cost estimating.

  • Analyze completed projects to compare estimated costs to actual costs and determine the reason for any discrepancies. Provide improvement recommendations to cost estimating procedures to reduce future discrepancies between estimated and actual costs.


    Qualifications:

  • BS or BA required. Preferred areas of study include construction management engineering or architecture.

  • 5-8 years of experience in Estimating Construction Engineer/Project Engineer or related duties in general contractor estimating and purchasing.

  • Open to considering individuals looking to come out of the field operations and into the preconstruction division

  • Requires excellent computer skills (MS Office/Excel) and well-developed budgeting purchasing and organizational skills

  • Earn and maintain trust by demonstrating honesty accountability and reliability

Salary: $165000 - $200000

Benefits
The Company offers the following benefitsfor this position subject to applicable eligibility requirements: Medical Insurance Dental Insurance Vision Insurance Health Savings Account Healthcare Flexible Spending Account Dependent Care Flexible Spending Account 401(k) retirement plan with employer match Life & AD&D Insurance Long-term Disability Insurance Short-term Disability Insurance Critical Illness Insurance Accident Insurance Hospital Indemnity Insurance Home & Auto Insurance Family Support Pre-tax Paid Parking/Public Transportation Paid time off: 2 Weeks for Non-Exempt and Three Weeks for Exempt Time Away Benefits 8 Paid Holidays Group Legal Employee Stock Purchase Plan Identity Theft Protection Group Legal Pet Insurance Employee Assistance Program

Disclaimer:The salary other compensation and benefits information is accurate as of the date of this posting. The Company reserves the right to modify this information at any time subject to applicable law.

EEO Statement:

The STO Building Group family of companiesStructure Tone Structure Tone Southwest Pavarini Construction Co. Pavarini McGovern LF Driscoll Govan Brown Ajax Building Company BCCI Construction Layton Construction Abbott Construction and RC Andersenincludes over 4000 employees located in offices throughout the US Canada UK and Ireland. We provide a complete range of construction services from site selection analysis design constructability review and aesthetic enhancements to interior fit-outs new building construction and building infrastructure upgrades and modernization. Learn more about how we partner with our clients to imagine execute and realize their vision at.

We are an equal opportunity employer. We evaluate qualified applicants without regard to race color religion sex sexual orientation gender identity national origin disability veteran status and other legally protected characteristics.




Required Experience:

Senior IC


About Company

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At Abbott, it’s all about providing an exceptional experience — for our clients, our construction partners and most importantly, our employees. Our team is made up of talented professionals who fully embrace the company’s brand pillars of stewardship, collaboration, and integrity. The ... View more

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