Principal Modeler BIM - Site Civils & Roads, Multi-D Projects

Job Description

We are looking for Site Civils/Roads/Data centers/Multi -Disciplinary experience staff at various levels who have worked on global design projects with strong hands-on experience in Autodesk Civil 3D and/or Bentley OpenRoads Designer (ORD) to develop and coordinate high-quality 3D BIM models and engineering deliverables.

Key Responsibilities

• Develop detailed 3D models for Site Civils/Roads/Data centers/Multi -Disciplinary experience.
• Create and manage alignments, profiles, surfaces, corridors, templates/assemblies, superelevation, site grading and cross-sections.
• Model drainage and utilities including stormwater, sewer, ducts, electrical, telecoms and other services.
• Develop and maintain accurate BIM models in accordance with project BIM standards, BEP and ISO 19650 requirements.
• Perform multidisciplinary model federation and BIM coordination across highways, drainage, utilities, structures and other disciplines.
• Carry out 3D clash detection using Navisworks or equivalent platforms, identify conflicts and support resolution and closure.
• Perform 3D solid extraction from Civil 3D/ORD models for BIM coordination, clash detection, quantity verification and downstream applications.
• Ensure extracted solids and federated models maintain correct geometry, coordinates and model integrity.
• Produce plans, profiles, sections, details, schedules and model-based deliverables.
• Perform model health checks, self-checking and BIM/CAD QA/QC.
• Manage references, model revisions, naming conventions and information exchange through CDE platforms.
• Coordinate with engineers, BIM coordinators, designers and other disciplines to resolve modelling and design issues.
• Support model-based quantities, constructability reviews and digital engineering workflows.
• Ability to communicate effectively with engineers, BIM coordinators, designers and project stakeholders.
• Ability to clearly communicate technical issues, modelling constraints, clashes and proposed solutions.
• Good interpersonal skills and ability to work effectively within multidisciplinary and international teams.

Software & Technical Skills

Essential:

• Autodesk Civil 3D
• Bentley OpenRoads Designer
• AutoCAD / MicroStation
• 3D BIM Modelling
• Clash Detection & Model Coordination
• 3D Solid Extraction
• Navisworks
• ProjectWise / Autodesk Construction Cloud

Desirable:

• Dynamo
• BIM/CDE workflows
• ISO 19650
• International highway and infrastructure standards

Preferred Candidate

A hands-on Civil Infrastructure BIM Modeler capable of developing coordinated road, highway, drainage and utility models, performing clash detection and 3D solid extraction, and supporting BIM coordination and model-based deliverables.

Qualifications

Bachelor’s Degree in Civil Engineering or a related Civil/Infrastructure Engineering discipline.

Essential Experience

• 12+ years of experience 
• Strong understanding of civil 3D modelling and multidisciplinary BIM coordination.
• Ability to interpret engineering drawings, specifications and survey information.
• Experience producing accurate, coordinated models and drawings to project standards.
• Strong QA/QC, problem-solving and coordination skills.
• Ability to work independently and deliver to tight project deadlines.

Additional Information

At AECOM, you will have freedom to grow in a world of opportunity

Our Freedom to Grow hybrid working philosophy is the cornerstone of our success as a business – supporting a culture of flexibility, trust and performance at AECOM.

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com. 

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community - where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.