Modular Preconstruction Estimator – Redding, CA

USOBC / US Offsite Design Build Factory; Sacramento (CA); On-site; USD 60,000 - 85,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

401(k) with company match

Vacation 80 hours annually

Sick leave 40 hours annually

10 holidays annually

Mileage reimbursement

Job summary

USO Building Co./US-Offsite in Redding, CA, is seeking a Commercial Preconstruction Engineer/Estimator to turn concepts, drawings, scopes, and client goals into accurate budgets and clear bid packages. You will work with the preconstruction team to support modular construction projects from early planning through handoff.

The role requires detail-oriented, analytical thinking, experience with takeoffs and subcontractor pricing, and the ability to coordinate across design, operations, vendors,

Qualifications

• 2+ years of construction estimating, preconstruction, project engineering, or related construction experience preferred
• Experience with quantity takeoffs, bid solicitation, subcontractor pricing, or scope review preferred
• Familiarity with commercial, multifamily, modular, design-build, or general contracting environments is a plus
• Degree in Construction Management, Engineering, Architecture, Business, or a related field preferred
• Ability to read and interpret drawings, specifications, scopes, and construction documents
• Strong Excel, Microsoft Office, and document organization skills
• Experience with estimating, takeoff, or project management software preferred
• Strong written and verbal communication skills
• Highly organized, detail-oriented, and able to manage multiple deadlines
• Collaborative mindset with the ability to work across preconstruction, design, operations, vendors, and subcontractors
• This position includes office-based estimating work with periodic visits to active construction sites.

Responsibilities

• Review drawings, specifications, scopes, and project documents for estimating and preconstruction needs
• Prepare quantity takeoffs, conceptual budgets, detailed estimates, and cost comparisons
• Assist with subcontractor solicitation, bid package preparation, scope leveling, and proposal review
• Identify scope gaps, cost risks, constructability concerns, and value-engineering opportunities
• Support preconstruction planning for modular, site, and vertical construction scopes
• Collaborate with the Preconstruction team, Project Managers, designers, vendors, and subcontractors to clarify pricing and project scope.
• Prepare and organize estimate summaries, bid tabs, budgets, and supporting documentation
• Track pricing updates, subcontractor responses, lead times, and outstanding preconstruction items
• Assist with RFIs, design coordination, and cost impacts during early project development
• Support smooth project handoff from Preconstruction to Operations by maintaining accurate files and clear scope documentation
• Help improve estimating templates, cost databases, workflows, and internal preconstruction processes.

Skills

Estimating experience

Takeoffs

Budgeting

Subcontractor pricing

Reading drawings

Excel

Communication

Organization

Education

Degree in Construction Management, Engineering, Architecture, or related field

Tools

Estimating software

Job description

USO Building Co./US-Offsite in Redding, CA, is seeking a Commercial Preconstruction Engineer/Estimator to turn concepts, drawings, scopes, and client goals into accurate budgets and clear bid packages. You will work with the preconstruction team to support modular construction projects from early planning through handoff.

The role requires detail-oriented, analytical thinking, experience with takeoffs and subcontractor pricing, and the ability to coordinate across design, operations, vendors,