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 Estimating Manager - Critical Infrastructure Group (CIG) is responsible for managing all daytoday estimating operations, ensuring accurate, timely, and highquality material takeoffs for critical infrastructure projects nationwide. This role oversees the performance, development, and workload distribution.

The Estimating Manager partners closely with regional leadership, sales teams, and PreBid teams to drive consistent estimating practices, support strategic bid pursuits, and advance designbuild engagement efforts. The position ensures that estimating processes, material recommendations, and quantity takeoffs align with organizational standards and comply with project-specific requirements. Major Tasks, Responsibilities and Key AccountabilitiesEstimating Operations ManagementOversee daily estimating operations for all project types and complexity levels.

Ensures accurate, consistent, and timely material quantity takeoffs across the regional estimating team.

Assigns and monitors project workloads, balancing capacity across teams and regions.

Manages work calendar.

Reviews complex and highvisibility takeoffs submitted by seniorlevel estimators for accuracy and completeness. Project Evaluation & Quality AssuranceEnsure estimators interpret drawings, specifications, and bid documents according to standards.

Implements quality control processes to validate takeoff accuracy and reduce risk.

Engages on complex design build projects to provide technical direction on material selection, constructability considerations, and alternative solutions. Design Build & Strategic Bid SupportGuides teams on design build methodology, material recommendations, and earlystage project input.

Supports estimators on major regional pursuits.

Works with sales leadership to develop strategic bid approaches. Collaboration & Stakeholder AlignmentPartners with regional estimating, sales, and engineering teams to ensure scope clarity and unified estimating practices.

Coordinates with the PreBid team to resolve specification conflicts, RFIs, and scope discrepancies.

Serves as escalation point for vendor, contractor, and engineering clarifications. Leadership, Coaching & Team DevelopmentSupervises the full estimating team including Estimator I through Lead Estimator.

Conducts skill assessments and identifies development needs.

Provides coaching, performance feedback, and structured mentoring to elevate technical proficiency.

Supports senior leadership in implementing training programs and career progression paths for estimators. DataDriven Oversight & ReportingReviews workflow data, and capacity dashboards to make informed management decisions.

Collaborate with the Regional Sales Manager along with Senior Manager, Estimating on workload planning, resource allocation, and performance optimization.

Provides regular reporting on productivity, accuracy, and team performance. Key CompetenciesStrong leadership and peoplemanagement skillsAdvanced technical expertise in infrastructure estimatingHigh-level analytical and problem-solving abilityExcellent verbal and written communicationAbility to prioritize and manage multiple complex projectsStrategic thinking with strong execution disciplineAbility to collaborate effectively across regional teams Preferred QualificationsExperience5-8 years prior experience specific to bid preparation, sales or constructionExperience estimating and projecting for budgeting.

Knowledge of materials, methods, and the tools involved in the construction or repair of houses and buildings.

Knowledge of business and management principles.

Treatment Plant experienceStrong computer skillsExtensive product knowledge of waterworks... For full info follow application link. Core & Main is an Equal Employment Opportunity employer and does not discriminate in employment opportunities or practices on the basis of race, creed, color, religion, sex, national origin, nationality, ancestry, age, disability or status as a disabled veteran or veteran of the Vietnam era, pregnancy, affectional or sexual orientation, gender identity or expression, marital status, status with regard to public assistance, veteran status, citizenship or membership in any other legally protected class. 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. Core & Main provides reasonable accommodations for qualified individuals with disabilities in the application, offer, and during employment. If you have any difficulty using our online system due to a disability and need an accommodation you may use the following email address: accommodationrequest@coreandmain.com Please specify which position you are seeking to apply for employment, and please only use this email address for inquiries regarding accommodations. For more information, please click here for a notice that provides information concerning the laws and procedures for filing complaints of violations of the laws with the Office of Federal Contract Compliance Programs (OFCCP) AA/EOE.