Mega Projects Estimator - Water/Wastewater Treatment Plants

Core & Main; Las Vegas (NV); On-site; USD 100,000 - 150,000; Full time

Job summary

Core & Main is seeking a Mega Projects Estimator for Water/Wastewater Treatment Plants to develop accurate quantity takeoffs for complex infrastructure projects. You will support bid work and design-build delivery, provide constructability and cost insights, and ensure compliance with project specs and regulations.

You will collaborate with sales, engineering, and design teams to shape winning bid strategies and deliver value to clients across municipal, private water, and contractor markets.

Qualifications

• 5+ years of estimation experience in water/wastewater or critical infrastructure projects.
• Detail material quantity takeoffs from construction plans and specs.
• Strong civil/mechanical infrastructure systems knowledge.
• Experience with design-build, value engineering, or complex bid strategies.
• Experience mentoring or reviewing junior estimators is a plus.

Responsibilities

• Review plans, drawings and specs to determine project requirements.
• Produce detailed material quantity takeoffs for critical infrastructure facilities.
• Collaborate with sales, engineering and design teams to support bid strategies.
• Coordinate with contractors and vendors to ensure scope and accuracy.
• Lead and mentor estimator staff and coordinate with PreBid activities.

Skills

Attention to detail

Analytical thinking

Communication

Project coordination

Client engagement

Education

Bachelor's degree in Construction Management or Engineering

BS/BA in related discipline

Tools

AutoCAD

Excel

Primavera P6

RFQ software

Job description

Based in St. Louis, Core & Main is a leader in advancing reliable infrastructure with local service, nationwide. As a specialty distributor with a focus on water, wastewater, storm drainage and fire protection products and related services, Core & Main provides solutions to municipalities, private water companies and professional contractors across municipal, non-residential and residential end markets, nationwide. With over 370 locations across the U.S., the company provides its customers local expertise backed by a national supply chain. Core & Main's 5,700 associates are committed to helping their communities thrive with safe and reliable infrastructure. Visit coreandmain.com to learn more.

Job Summary

The Mega Projects Estimator - Water/Wastewater Treatment Plants - Critical Infrastructure Group (CIG) is responsible for developing accurate and detailed quantity takeoffs for highly complex critical infrastructure projects. This role supports both traditional bid work and designbuild delivery, contributing earlystage material, constructability, and cost insights to guide project development. This role ensures material selections, adhere to local, state, and federal regulations as determined in the project specifications. The role collaborates closely with sales, engineering, and design teams to support winning bid strategies and deliver exceptional customer value.

Major Tasks, Responsibilities and Key Accountabilities

Project Evaluation & Takeoff Development

• Reviews and interprets construction plans, drawings, and specifications to determine project requirements.
• Produces detailed and accurate material quantity takeoffs for critical infrastructure facilities and systems.
• Identifies appropriate materials and specialty components required to meet project design criteria.

DesignBuild Support

• Participates in designbuild projects by evaluating material in early and latestage design.
• Collaborate with contractors to identify alternative materials that maintain design intent while improving price competitiveness and delivery schedules.

Bid Strategy, Sales Support & Customer Engagement

• Collaborate with the sales team to develop competitive bid strategies.
• Assists in scope and ensures timely, accurate delivery of customer quotations.
• Conduct scope meetings with contractors to confirm alignment with project needs and expectations.
• Leads pre and posttakeoff calls to ensure complete and accurate knowledge transfer.
• Communicates with vendors to clarify product applications, specialty components, and material requirements.
• Works closely with the internal PreBid team to establish a clear and accurate scope of work.
• Maintains strong communication across internal and external stakeholders to support project success.
• Works with contractors, sales and Pre-Bid team to recommend valueengineering options for bid projects.
• Communicate with design engineers and contractors to clarify unusual, complex, or specialty project elements through RFIs, email, or calls.
• Coordinates and reviews the work of associate estimators and as a senior technical resource as needed.
• Provides ongoing training, mentoring, and continuing education support to estimating personnel.
• Exceptional attention to detail and accuracy
• Strong analytical and problemsolving skills
• Clear, professional written and verbal communication
• Ability to collaborate across engineering, sales, and operations
• Strong organizational and prioritization skills in a fastpaced environment

Preferred Qualifications

Experience

• 5+ years of estimation experience in water/wastewater treatment plant construction, or critical infrastructure projects
• Proven experience performing detailed material quantity takeoffs from construction plan sets
• Strong understanding of civil and mechanical infrastructure systems
• Experience working directly with engineering teams, contractors, and vendors
• Prior involvement in designbuild, value engineering, or complex bid strategies strongly preferred
• Experience mentoring or reviewing the work of associate estimators is a plus

Education

• Bachelor's degree in Construction Management, Engineering, or a related discipline preferred.
• Typically requires BS/BA in related discipline.
• Generally 5-8 years of experience in a related field; certification is required in some areas or MS/MA and generally 3-5 years' experience in a related field.
• Certification is required in some areas.

This information indicates the general nature and level of work performed by associates in this role. It is not designed to contain a comprehensive inventory of all duties, responsibilities, and qualifications required of associates assigned to this role. This description supersedes any previous or undated descriptions for this role. Management retains the right to add or change the duties of the position at any time.

Core & Main is an Equal Employment Opportunity employer. Employment at Core & Main is based solely on a person's merit and qualifications directly related to professional competence. Core & Main does not discriminate against any employee or applicant on the basis of race, creed, color, religion, national origin, nationality, ancestry, age, disability, veteran status, pregnancy or related condition (including breastfeeding), affectional or sexual orientation, gender identity or expression, marital status, status with regard to public assistance, citizenship, or any other basis protected by law.

None of the questions in this application are intended to elicit information regarding any protected characteristics, nor imply any limitation, illegal preferences or discrimination based upon non-job-related information or protected characteristics.