Senior Heavy Civil Estimator

Millstone Weber, LLC; Saint Charles (MO); On-site; USD 110,000 - 170,000; Full time

Job summary

Millstone Weber, LLC seeks a Heavy Civil Estimator to support preconstruction and business development by reviewing plans and leading multidisciplinary estimates across structures, roadway, paving, and drainage for DOT and municipal clients.

The role requires 10+ years of heavy civil estimating experience, strong knowledge of costs and engineering principles, and collaboration with operations teams. Office base in St. Charles, MO with potential travel.

Qualifications

• BS in Civil Engineering, Construction Management, or equivalent field experience preferred.
• Minimum 10 years of experience as an Estimator, Project Manager, or similar heavy civil role preferred.
• Experience in self-perform estimating for heavy civil construction and takeoffs.

Responsibilities

• Review bid documents, identify risks and project requirements.
• Prepare RFIs to owners as needed.
• Lead or collaborate with estimating teams to develop heavy civil estimates.
• Perform quantity takeoffs and material pricing.
• Develop cost estimates for labor, equipment, materials, and subcontractor scopes.
• Prepare bid packages and conduct outreach to subcontractors and suppliers.
• Analyze subcontractor quotes to ensure complete and competitive scopes.
• Present estimates at various project stages and delivery methods.
• Identify value engineering opportunities.
• Support post bid activities including buyouts and budget development.
• Participate in preconstruction duties and estimating meetings.

Skills

Effective communication

Presentation skills

Time management

Multi-priority management

Education

BS in Civil Engineering, Construction Management or equivalent

Tools

MS Office

HCSS

Bluebeam

PreconstructionSuite

AGTEK

Job description

About Millstone Weber (100% Employee Owned):

We are transportation infrastructure builders solving complex needs for the communities we work in for close to 100 years. We specialize in a broad range of construction markets including Highway/Bridge, Airfield/Federal, Rail/Mass Transit and Alternate Delivery including Design-Build. We focus heavily on self-performance with capabilities including heavy duty concrete paving, bridges, structural concrete, deep foundations, earthwork grading, storm drainage, and highway construction. We are ready to help solve any challenges.

At Millstone Weber, we are: Team First, Problem Solving, Passionate About Results, and we Get Better Every day. With these standards at the heart of who we are, MW is constantly striving for the best.

About the Role:

The Heavy Civil Estimator supports the preconstruction and business development teams by reviewing project plans, specifications, and requirements across a range of heavy civil disciplines. This role leads or contributes to multidisciplinary estimates including structures, roadway, concrete paving, grading, and drainage for DOT, municipal, government, aviation, and railroad clients. The Estimator manages all aspects of assigned pursuits including quantity takeoffs, cost estimation, and subcontractor and supplier outreach. The position requires strong knowledge of heavy civil construction means and methods, costs, and engineering principles.

Key Responsibilities:

• Review and interpret all bid documents and identify risks and key project requirements.
• Prepare and submit RFIs to owners as needed.
• Lead or collaborate with estimating teams to develop comprehensive heavy civil estimates.
• Perform and review accurate quantity takeoffs and material pricing.
• Understand and interpret historical cost data and apply to current pursuits.
• Develop organized cost estimates for labor, equipment, materials, and subcontractor scopes.
• Prepare bid packages and conduct outreach to subcontractors and suppliers.
• Analyze subcontractor and supplier quotes to ensure complete and competitive scopes.
• Prepare and present estimates at various project stages and for various delivery methods including Conceptual, Schematic, Design Build, CMGC, and Bid Build.
• Identify value engineering opportunities.
• Work closely with operations teams including Structures, Paving, Equipment, QC, and Surveying to develop accurate and competitive bid strategies.
• Understand project logistics and scheduling requirements and assist in developing preliminary bid schedules.
• Prepare and submit final proposals to project owners.
• Support post bid activities including buyouts and budget development.
• Participate in preconstruction duties including pre bid meetings and site visits.
• Prepare for and actively participate in estimating meetings, including leading discussions on new pursuits, risks, and resource needs.
• Contribute to proposal content and technical writing assignments.
• Perform other related duties as assigned.

Qualifications:

• BS in Civil Engineering, Construction Management, or equivalent field experience preferred.
• Minimum 10 years of experience as an Estimator, Project Manager, or similar heavy civil role preferred.
• Experience in self-perform estimating for all types of heavy civil construction, including takeoffs, production analysis, equipment selection, & comparison of subcontractor quotes vs internal pricing.
• Experience in public and private heavy civil work including bridges, roadway, CIP concrete, grading, drainage, foundations and piling, and crane operations.
• Experience in federal contracting rules and regulations.
• Effective communication and presentation skills.
• Proficiency with MS Office, estimating software (HCSS preferred), Bluebeam, electronic solicitation platforms (PreconstructionSuite a plus), and scheduling software. AGTEK experience is a plus.
• Strong organization, time management, and the ability to meet hard deadlines independently.
• CM/GC and PDB experience preferred within heavy civil construction.
• Ability to manage multiple priorities simultaneously.
• Valid driver's license and ability to pass background checks for secure facilities including airports, railroads, and military bases.

Physical & Work Environment:

Primarily office based with periodic travel for jobsite visits, meetings, and conferences. Position is based in our St. Charles, Missouri office or Denver, Colorado.

Why Join Us:

At Millstone Weber, we're building more than roads-we're building careers, communities, and a culture of excellence. Join a team that values integrity, innovation, and people-first leadership.