Excavation Estimator

Liberty Personnel Services, Inc.; SOUTH PLAINFIELD (NJ); On-site; USD 60,000 - 80,000; Full time

Job summary

A leading staffing firm is seeking an Estimator to support the Excavation Division in South Plainfield, New Jersey. The role involves preparing accurate quantity takeoffs, cost estimates, and material procurement for site development projects. The ideal candidate will have a degree in Construction Management or a related field, 2–5 years of experience, and strong knowledge of site development materials. This is an opportunity to work with New Jersey's biggest residential developer. Confidential resume submissions welcome.

Qualifications

• Minimum 2–5 years of experience in excavation, site work, or heavy civil construction estimating and purchasing.
• Strong knowledge of site development materials like aggregates, concrete, pipe, and asphalt.
• Ability to work collaboratively with management and logistics staff.

Responsibilities

• Perform detailed quantity takeoffs for excavation, grading, utilities, and site development work.
• Develop material, labor, and equipment cost estimates for projects.
• Collaborate with management to validate estimates and production rates.

Skills

Quantity takeoffs

Cost estimates

Material procurement

Negotiation skills

Vendor management

Organizational skills

Communication skills

Attention to detail

Education

Associate’s or Bachelor’s degree in Construction Management, Civil Engineering, or related field

Tools

Bluebeam

HeavyBid

Job description

The Estimator is responsible for supporting the Excavation Division by preparing accurate quantity takeoffs, cost estimates, and material procurement for site development and earthwork projects.

This role works directly with the Division Manager and General Superintendent to ensure project budgets are accurate, materials are competitively priced, and deliveries are coordinated efficiently.

Key Responsibilities

• Perform detailed quantity takeoffs for excavation, grading, utilities, and site development work.
• Develop material, labor, and equipment cost estimates for both internal projects and external bids.
• Analyze drawings, specifications, and project requirements to determine scope of work.
• Collaborate with the Division Manager and General Superintendent to validate estimates and production rates.
• Maintain an updated cost database for materials, equipment, and subcontractors.

Qualifications

Education & Experience

• Associate’s or Bachelor’s degree in Construction Management, Civil Engineering, or related field (preferred).
• Minimum 2–5 years of experience in excavation, site work, or heavy civil construction estimating and purchasing.
• Strong knowledge of site development materials (aggregates, concrete, pipe, asphalt, fill, etc.)
• Proficiency in takeoff and estimating software (e.g., Bluebeam, HeavyBid, or similar).
• Strong negotiation, vendor management, and purchasing skills.
• Excellent organizational and communication skills.
• Ability to work collaboratively with management, field operations, and logistics staff.
• High attention to detail with strong cost analysis and budgeting abilities.

This is an exciting opportunity with New Jersey's biggest residential developer. Please send your resume to Mike Hopkins at [e-mail] and I'll send more details. This will be 100% confidential.