Pre-Construction Estimator - Modular Construction
About The Position
Impact Housing (IH) is a vertically integrated modular design-builder and developer headquartered in Southern California. Our mission is to continuously evolve the world’s most sophisticated and efficient housing delivery system. We pursue this mission by reimagining every element of how multifamily projects are designed, manufactured, and built—driving down costs, shortening schedules, and expanding access to high-quality housing for the people who need it most, whether through LIHTC or unsubsidized projects. The Pre-Construction Estimator is responsible for leading the estimating and budgeting process for modular construction projects from conceptual design through contract execution. This role develops accurate cost models, evaluates project risks, collaborates with internal stakeholders, and supports strategic planning during the pre-construction phase.
Requirements
- 3–8+ years of estimating or pre-construction experience
- Experience with multifamily, hospitality, student housing, healthcare, or commercial construction preferred
- Modular or off-site construction experience strongly preferred
- Experience preparing conceptual and GMP estimates required
- Strong understanding of construction means and methods
- Advanced quantity takeoff and estimating capabilities
- Proficiency in estimating software and Bluebeam
- Strong Excel and cost modeling skills
- Knowledge of modular manufacturing processes and logistics coordination
- Ability to interpret architectural, structural, MEP, and shop drawings
- Strong communication and presentation skills
- Ability to manage multiple projects and deadlines simultaneously
- Proficiency in Microsoft Excel and Microsoft Office Suite
- Familiarity with estimating software preferred (Sage Estimating, Bluebeam, Procore, OST, PlanSwift, MS Project, Primavera, etc.)
- AutoCAD or Revit exposure
- Bachelor’s degree in Construction Management, Engineering, Architecture, or related field preferred.
- All prospective Impact Housing employees need to demonstrate eligibility to work in the U.S.
Nice To Haves
- Modular construction processes
- Off-site manufacturing methods
- Quantity takeoffs and conceptual estimating
- Construction scheduling basics
- Value engineering concepts
Responsibilities
- Prepare detailed conceptual, schematic, design development, GMP, and final estimates for modular construction projects
- Analyze drawings, specifications, BIM models, logistics plans, and production requirements to develop complete project budgets
- Lead quantity takeoffs and pricing efforts for manufacturing, transportation, crane operations, site work, and field installation
- Develop detailed scopes of work and bid packages for subcontractors and suppliers
- Solicit, evaluate, and level subcontractor/vendor proposals
- Coordinate closely with architecture, engineering, manufacturing, procurement, and operations teams during pre-construction
- Identify cost-saving opportunities and lead value engineering efforts
- Evaluate project risks, escalation impacts, labor availability, and schedule implications
- Prepare cost analyses, cash flow projections, and budget updates throughout design progression
- Assist with contract negotiations and procurement strategies
- Participate in owner meetings, design coordination meetings, and executive project reviews
- Maintain and improve estimating systems, cost databases, and historical benchmarking tools
- Support business development efforts by preparing pricing narratives and proposal support documentation
- Ensure alignment between manufacturing schedules and field construction sequencing
Benefits
- Health benefits: Medical, Dental, Vision, FSA, HSA
- Vacation
- Sick time
- Holiday pay
- Ownership of company equity
- 401K Retirement Plan
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
