Senior Estimator - CIG at Core & Main in Colorado Springs

Senior Estimator - CIG

Location: Remote - Missouri

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 Senior Estimator – Critical Infrastructure Group (CIG) is responsible for developing accurate and detailed quantity takeoffs for complex infrastructure projects. This role provides technical expertise, identifies material options, supports value engineering, and works closely with sales and Pre-Bid team to develop competitive bid strategies. The Senior Estimator acts as a subject‑matter resource and provides oversight and guidance to Estimator I and II personnel.

Major Tasks, Responsibilities and Key Accountabilities

Project Evaluation & Takeoff Development

• Leads quantity takeoffs for complex and large-scale infrastructure projects.
• Interprets detailed plans, specifications, notes, and engineering drawings with a high level of accuracy.
• Identifies specialty materials and evaluates material options according to project specifications.

Design Build Support

• Reviews drawings and design concepts to provide material takeoff.
• Works with contractors and internal teams to propose alternatives that support cost savings and lead-time improvements.

Bid Strategy, Sales Support & Customer Engagement

• Supports development of advanced bid strategies with the sales team.
• Leads pre‑takeoff and post‑takeoff meetings to ensure clear communication and scope alignment.
• Coordinates with contractors, engineers, and vendors to resolve complex material questions.

Leadership & Mentorship

• Reviews and approves takeoff work completed by Estimators I and II.
• Provides regular coaching, training, and development guidance.
• Acts as a technical resource for the estimating team.

Key Competencies

• High-level technical expertise
• Strong analytical and problem‑solving abilities
• Excellent communication skills
• Ability to lead discussions and provide clear direction
• Advanced organizational and prioritization abilities

Preferred Qualifications

Experience

• 5+ years of estimating experience in construction or critical infrastructure
• Strong track record of performing complex takeoffs
• Experience collaborating with engineering teams, contractors, and vendors
• Prior involvement in value engineering or design build efforts

Education

• Bachelor’s degree preferred
• Construction Management, Engineering, or related discipline
• Equivalent experience considered

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.

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