Rail Transit CADD Operator — BIM Specialist (SF On-site)

Cornerstone Concilium, Inc.; San Francisco (CA); On-site; USD 52,000 - 88,000; Full time

Job summary

Cornerstone Concilium is seeking an experienced CADD Operator to support the SFMTA Potrero Yard Modernization Project in San Francisco. You will develop and maintain engineering drawings and 3D models across rail transit, utilities, and civil disciplines, collaborating with engineers and design teams to deliver accurate as-built documentation.

Responsibilities include preparing drawings, coordinating with team members, reviewing markups, and creating coordinated 3D models using AutoCAD Civil 3D

Qualifications

• Five+ years of CADD production experience on large infrastructure projects.
• Proficiency with AutoCAD for rail transit or civil infrastructure.
• Experience with Civil 3D and Revit.
• Ability to translate markups into accurate 2D drawings and 3D models.
• Strong drawing standards and construction documentation knowledge.
• Proficient with Microsoft Office (Excel/Word).
• Excellent written and verbal communication skills.
• Able to work in a multidisciplinary project team in a fast-paced environment.

Responsibilities

• Prepare and maintain as-built drawings and engineering docs for the project.
• Coordinate drafting activities with engineers and other disciplines.
• Review drawings, markups, and track as-built documentation.
• Develop and maintain 3D models using AutoCAD Civil 3D and Revit.
• Ensure project information is coordinated across disciplines.
• Create construction docs with plans, elevations, sections, and details.
• Maintain project databases, spreadsheets, and records.

Skills

CADD production

AutoCAD

Civil 3D

Revit

Microsoft Office

Excel

Word

communication

teamwork

Education

Bachelors in Civil Engineering or related field

Drafting Technology background

Tools

AutoCAD Civil 3D

Revit

BIM coordination

Job description

Cornerstone Concilium is seeking an experienced CADD Operator to support the SFMTA Potrero Yard Modernization Project in San Francisco. You will develop and maintain engineering drawings and 3D models across rail transit, utilities, and civil disciplines, collaborating with engineers and design teams to deliver accurate as-built documentation.

Responsibilities include preparing drawings, coordinating with team members, reviewing markups, and creating coordinated 3D models using AutoCAD Civil 3D