What are the responsibilities and job description for the Sr. Project Estimator (Heavy Civil) position at Ruby-Collins, Inc.?
Who We Are
Ruby-Collins is an industry-leading, employee-owned general contractor headquartered in Atlanta, GA. For more than 70 years, we’ve been a trusted builder in the water and wastewater space, completing over $3 billion in work for communities across the country.
Consistently named one of the Southeast’s best places to work and a top contractor, our culture is grounded in safety and respect—every person home safe, every day. We value our people as our greatest strength and invest in clear paths for growth, learning, and advancement.
We also show up as neighbors. Beyond the work itself, our teams stay connected to the communities we serve, contributing time, expertise, and steady partnership where it matters most.
Benefits/What We Offer
The Sr. Project Estimator (Heavy Civil) is responsible for leading and executing the full-cycle pre-construction phase, focusing on preparing complete, accurate, and competitive hard bid estimates for complex, high-value heavy civil projects.
This role requires specialized analysis for scopes including deep foundations, heavy utility and deep excavation, pump stations, wastewater treatment plants, and complex underground construction.
Key Duties & Responsibilities
Estimating & Analysis
Apply Now!
Ruby-Collins is an industry-leading, employee-owned general contractor headquartered in Atlanta, GA. For more than 70 years, we’ve been a trusted builder in the water and wastewater space, completing over $3 billion in work for communities across the country.
Consistently named one of the Southeast’s best places to work and a top contractor, our culture is grounded in safety and respect—every person home safe, every day. We value our people as our greatest strength and invest in clear paths for growth, learning, and advancement.
We also show up as neighbors. Beyond the work itself, our teams stay connected to the communities we serve, contributing time, expertise, and steady partnership where it matters most.
Benefits/What We Offer
- Competitive Compensation Package
- 100% Company-Paid Medical, Dental, & Vision for the Entire Family
- Paid Time Off (PTO) & Paid Holidays
- 401(k) Company Match
- 100% Company-Paid STD, LTD, & Life Insurance
- Employee Assistance Program (EAP)
- Professional Development & Education Opportunities
- Long-Term Career Growth & Family-Oriented Work Culture
The Sr. Project Estimator (Heavy Civil) is responsible for leading and executing the full-cycle pre-construction phase, focusing on preparing complete, accurate, and competitive hard bid estimates for complex, high-value heavy civil projects.
This role requires specialized analysis for scopes including deep foundations, heavy utility and deep excavation, pump stations, wastewater treatment plants, and complex underground construction.
Key Duties & Responsibilities
Estimating & Analysis
- Lead the preparation of accurate, timely, and complete hard bid estimates for complex heavy civil projects, ensuring all scope is covered.
- Conduct detailed quantity take-offs, focusing heavily on deep excavations, shoring, structural elements, and heavy utility installations.
- Interpret and analyze complex geo-technical reports and LiDAR data to accurately determine excavation classifications (e.g., rock types), methods, and associated costs.
- Read, interpret, and cross-reference civil, structural, and pipe drawings, specifications, and contract documents.
- Analyze costs associated with equipment, materials, labor, subcontracts, and general conditions.
- Utilize AGTEK Construction Estimating Software proficiently for earthwork analysis and quantity take-offs.
- Employ Bluebeam for document review, annotation, and measurement verification.
- Prepare detailed cost models and bid summaries using advanced Excel formulas and functions.
- Maintain accurate records of all project data, bids, quotes, and documentation throughout the pre-construction phase.
- Solicit, evaluate, and negotiate competitive proposals from subcontractors and vendors.
- Collaborate to ensure constructability is integrated into the estimate and to facilitate a smooth project turnover.
- Visit potential job sites (pre- and post-bid to assess existing conditions, logistics, and scope verification.
- Maintain a deadline-driven approach, ensuring all required project deliverables are submitted on time.
- 7-10 years of direct experience estimating projects within the similar or direct scope of heavy civil work (deep excavation, shoring, heavy utility, WWTP, deep foundations).
- Prior experience or strong understanding of the scope and challenges within a Project Manager role is highly valued.
- Bachelor’s Degree in Civil Engineering, Construction Management, or a similar field is preferred.
- Strong proficiency using AGTEK, Bluebeam, and within Microsoft Excel (formulas and functions).
- Strong knowledge/understanding of deep excavations, heavy utility systems, shoring techniques, and heavy civil structural construction principles.
- Proven ability to read and interpret detailed civil, structural, and pipe drawings/specifications.
- Proven experience interpreting and analyzing geo-technical reports, including assessing rock formations, excavation conditions, and LiDAR reports.
- Possess a self-motivated, deadline-driven work ethic and a clear leadership mentality.
- Must be willing to work in-office full-time in either the Smyrna or Savannah location. This is not a remote or hybrid role.
- Ability to pass pre-employment drug screening/physical.
- Valid driver’s license & clean driving record (MVR).
- Authorized to work in the US.
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