Senior Data Center Preconstruction Estimator

Worldwide Mission Critical; Chantilly (VA); On-site; USD 120,000 - 180,000; Full time

Job summary

Worldwide Mission Critical seeks a Senior Estimator to lead CSA preconstruction for data-center projects in Chantilly, VA. You will drive regional market analysis, budgeting, and detailed cost estimation across civil, structural, and architectural trades.

You will guide bid development, value engineering, change-order support, and coordination with subcontractors; occasional site walks and travel may be required.

Qualifications

• 4+ years of estimating experience with civil, structural, and architectural scopes in mission-critical, data center, or other heavy industrial projects.
• Proven ability to estimate projects $50M+ in total construction value.
• Ability to perform quantity takeoffs for concrete (cast-in-place and precast), structural steel, masonry, roofing, waterproofing, and sitework.
• Proficiency with estimating software (Destini, RIB CostX, WinEst, or similar) and Microsoft Excel
• Solid understanding of data center-specific challenges.
• Ability to work independently in a fast-paced environment while collaborating with the estimating team.

Responsibilities

• Conduct regionally-specific market research on civil, structural, and architectural elements, including labor availability for civil trades, commodity trends for concrete and steel, local regulations impacting sitework, and other factors affecting costs.
• Develop conceptual budgets for CSA scope elements based on market analysis and project scope.
• Prepare detailed estimates for labor, materials, and equipment, factoring in project complexity and location.
• Generate cost variance reports at major design milestones to track trends and inform stakeholder decisions and identify value-engineering opportunities.
• Lead and support takeoffs using Bluebeam, On-Screen Takeoff, or similar tools.
• Solicit and analyze subcontractor and vendor pricing for structural steel, precast, tilt-up, mass concrete pours, etc.
• Collaborate with general contractors and trade-partners to reconcile project costs and ensure scope alignment.
• Provide support for change order forensics and perform cost reconciliation with trade-partners as needed to verify pricing accuracy.
• Conduct thorough constructability reviews focused on civil, structural, and architectural scopes to identify potential challenges and improvements in design.
• Work with project stakeholders to implement value-engineering solutions that optimize efficiency and cost-effectiveness.
• Evaluate alternative materials, methods, and technologies to enhance constructability and reduce long-term maintenance expenses.
• Assist in developing comprehensive RFP documentation for civil, structural, and architectural scopes, including specifications, scope of work, and evaluation criteria.
• Ensure clarity and accuracy in RFP documents to support competitive bidding and selection.
• Help with bid-leveling by compiling and analyzing data for informed decisions. Evaluate contractor proposals based on experience, qualifications, and cost competitiveness.
• Participate in GC/contractor selection meetings and offer input on firm suitability.
• Draft specific language for RFPs to ensure precise scope definitions and requirements.
• Coordinate with bidders during the procurement phase.
• Assist with pre-bid RFIs by reviewing and responding to related inquiries.
• Support the coordination and conduction of site walks focused on relevant elements.
• Perform bid leveling for bids to compare and normalize proposals. Conduct post-bid interviews with bidders to clarify assumptions, resolve discrepancies, and negotiate terms.
• Occasional travel to project sites for kick-offs, pre-bid walks, and constructability reviews

Skills

Estimating

Budgeting

Quantity takeoffs

Data center knowledge

Tools

Destini

RIB CostX

WinEst

Job description

Worldwide Mission Critical seeks a Senior Estimator to lead CSA preconstruction for data-center projects in Chantilly, VA. You will drive regional market analysis, budgeting, and detailed cost estimation across civil, structural, and architectural trades.

You will guide bid development, value engineering, change-order support, and coordination with subcontractors; occasional site walks and travel may be required.