Senior Technical Interior Designer — Revit, BIM & Finishes

Onni Group of Companies; Seattle (WA); On-site; USD 120,000 - 140,000; Full time

Job summary

Onni is seeking a Technical Interior Designer in Seattle to produce construction-ready drawings, BIM models, and renderings for multifamily and office projects. You will design interiors from finishes to Class A spaces and manage coordinated construction documents.

You will model in Revit, draft in AutoCAD, export IFC files, and collaborate with architects, engineers, and contractors while ensuring code compliance and accessibility standards.

Qualifications

• Bachelor’s degree in interior design, architecture, or related field (or equivalent professional experience).
• 6+ years of professional interior design experience.
• NCIDQ certification or progress toward it (preferred).
• Proficiency in Revit, AutoCAD, and BIM workflows.
• Experience producing construction-ready drawings and IFC exports.
• Strong portfolio demonstrating design and technical drawing quality.
• Knowledge of building codes and ADA accessibility requirements.

Responsibilities

• Develop space plans, layouts, elevations, sections, and 3D models for interior design projects.
• Design modern apartment finishes and Class A amenity spaces for multifamily and office buildings.
• Produce full construction document sets: floor plans, RCPs, finish plans, millwork details, specs.
• Model and detail projects in Revit, maintaining accurate BIM models.
• Draft and edit drawings in AutoCAD as needed for workflows or client requirements.
• Produce high-quality renderings to communicate design intent to clients and stakeholders.
• Export and issue IFC files for construction and BIM coordination with consultants.
• Coordinate drawings with architectural, structural, MEP models to resolve clashes.
• Select finishes, FF&E, fixtures, and materials; develop lighting concepts and layouts.
• Prepare presentation materials, mood boards, and renderings for client review.
• Attend client meetings and site visits; ensure drawings comply with codes and accessibility standards.
• Manage drawing revisions and maintain version control through all project phases.

Skills

Revit

AutoCAD

IFC coordination

Rendering software

Education

Bachelor’s degree in interior design or related field

NCIDQ certification (preferred)

Tools

Enscape

Lumion

V-Ray

SketchUp

3ds Max

Job description

Onni is seeking a Technical Interior Designer in Seattle to produce construction-ready drawings, BIM models, and renderings for multifamily and office projects. You will design interiors from finishes to Class A spaces and manage coordinated construction documents.

You will model in Revit, draft in AutoCAD, export IFC files, and collaborate with architects, engineers, and contractors while ensuring code compliance and accessibility standards.