Senior BIM Modeler (Civil 3D) for Water Infrastructure

CDM Smith; Boston (MA); On-site; USD 63,000 - 104,000; Full time

Job summary

CDM Smith’s Water Services Group is seeking an experienced Building Information Modeler to support site development and water infrastructure projects. You will independently develop, manage, and deliver Civil 3D models and construction plan sets across multiple disciplines with minimal guidance.

This role requires attention to detail, self-direction, and comfort working in a fast-paced, delivery-driven environment where modeling resources are often constrained.

Qualifications

• High School diploma or equivalent with vocational technical training in basic CADD drafting technology and intelligent modeling.
• 9 years of related experience.
• Domestic and/or international travel may be required.
• Equivalent additional directly related experience will be considered in lieu of a degree.

Responsibilities

• Develop and manage Civil 3D models from conceptual layouts through fully developed IFC-level models.
• Establish and refine horizontal alignments, vertical profiles, sample lines and cross-sections.
• Model water, wastewater, and storm systems (pressure and gravity).
• Generate automated plan, profile, and cross-section sheets per standards.
• Produce construction-ready plan sets through all project phases.
• Perform earthwork determinations and volume analyses from modeled surfaces.
• Develop quantities and calculations directly from models with design intent.
• Maintain data management, including file structure, references and model integrity.
• Coordinate models with engineers, designers, surveyors and other disciplines.
• Provide technical direction and review; guide others where needed.

Skills

Communication

Team player

MS Office

Civil 3D modeling

Modeling technologies

Education

High School diploma or equivalent with vocational training in CADD

Tools

Autodesk Civil 3D

Job description

CDM Smith’s Water Services Group is seeking an experienced Building Information Modeler to support site development and water infrastructure projects. You will independently develop, manage, and deliver Civil 3D models and construction plan sets across multiple disciplines with minimal guidance.

This role requires attention to detail, self-direction, and comfort working in a fast-paced, delivery-driven environment where modeling resources are often constrained.