BIM Modeler

About NDBS

NDBS has been entrusted with the design and installation of mechanical systems across the country for more than 500 projects. With a focus on energy efficiency, we develop the best possible solutions for your project. Our designs are environmentally conscious and limit the cost impact to building owners for the life-cycle of the facility.

We are constantly focused on the needs of our clients, as well as the needs of our clients’ customers. We engineer the best systems for the project and oversee every aspect from design development to close-out and commissioning. Questions and concerns are addressed immediately, ensuring that we are always available for our clients throughout the entire process.

BIM Modeler

About NDBS

National Design Build is a mechanical design/build firm that offers our customers knowledge and experience in designing air conditioning, heating, ventilation and refrigeration systems (HVAC/R) in commercial and industrial buildings. Our projects consist of Healthcare, Food Processing, Manufacturing, Warehouses, Office Buildings and Refrigerated Warehouses. NDBS offers an impressive benefits and compensation program in addition to excellent career development opportunities.

Job Description

We're looking for a BIM Modeler / Coordinator to produce accurate, well-coordinated 3D models of HVAC piping and ductwork systems using Revit and Navisworks. You'll focus on model development, multi-trade clash detection, and field coordination — partnering with our engineers and designers to deliver constructable projects from concept through installation.

Position Information

Position Type: Full Time

Travel Required: <10%

Department: Engineering

Reports to: BIM Manager

Location: St. Louis, MO 63146

Schedule: On-site, Monday-Friday

Responsibilities

• Model HVAC equipment, ductwork, and piping systems in Revit to project and company standards

• Run clash detection in Navisworks, generate clash reports, and drive resolutions with other trades

• Participate in BIM coordination meetings and track issues through to closeout

• Produce construction drawings, sections, and details directly from the Revit model

• Maintain model accuracy, consistency, and alignment with internal BIM standards and project execution plans

• Support field engineering efforts, including trade coordination and document management

• Organize and maintain project documentation, model files, and records

• Collaborate with engineers and designers to deliver work that meets NDBS standards

Qualifications and Education Requirements

Required

• Minimum 3 years’ experience in the HVAC or MEP industry

• Strong proficiency in Revit (MEP) and Navisworks

• Working knowledge of AutoCAD, Bluebeam, and Microsoft Office

• Familiarity with HVAC piping and ductwork systems, fittings, and installation practices

• Ability to interpret Architectural, Structural, Civil, Electrical, Plumbing, and Fire Protection documents and models

• Strong written and verbal communication skills

• Self-motivated with the ability to manage multiple deadline-driven projects simultaneously

Nice to Have

• Experience running clash detection workflows and managing model coordination

• Exposure to BIM execution plans and Common Data Environments (CDEs)

Physical & Work Requirements

• Travel to job sites where walking, climbing, lifting, carrying items, and navigating unfinished sites without assistance may be required

• Operate standard office equipment, computers, and related software

• Communicate effectively with engineers, designers, trade partners, and field personnel to identify coordination issues and develop practical solutions

We’re committed to attracting talented individuals who seek a company with a strong foundation of success and an outstanding culture. We proactively provide competitive compensation, comprehensive benefits, and clear pathways for career advancement with autonomy and flexibility in an entrepreneurial environment.

Learn more about our family of operating companies at www.kelso-industries.com

NDBS is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.