Mid Level Designer Jobs in Renton, WA (NOW HIRING)

NBBJ is an award-winning design firm recognized as a TIME100 Most Influential Company, a Fast Company Most Innovative Architecture Firm and a two-time 2025 AIA National Honor Award recipient. These recognitions reflect our purpose-driven approach that, fueled by ideas and a culture of collaboration, creates healthy buildings, strong communities and a resilient environment. That's where you come in. With leading clients, diverse colleagues and offices in creative capitals around the globe, a career at NBBJ will inspire you to be extraordinary. You can learn more about our firm, see what it's like to work here and explore recent projects and ideas at NBBJ.com. Join us to make an impact today!

The role at a glance:

We are seeking a Senior Interior Designer to work on large, complex corporate workplace and interiors projects for key accounts in Seattle and beyond. The position will offer the candidate opportunities to grow within the firm and exposure to an innovative, fast-paced and highly collaborative environment. This is a strategic design leadership role for someone who can help grow NBBJ's Interior Design group, deepen trusted client relationships, elevate workplace design outcomes, and mentor the next generation of designers.

Why this role is important to NBBJ:

NBBJ Seattle is strengthening its Interiors practice for major corporate clients. The Senior Interior Designer will lead design vision, workplace experience, concept development, FF&E strategy, and client storytelling while partnering with project architects and project managers to ensure design intent is carried through documentation and construction.

Strategic opportunity:

This role should appeal to a senior designer who is ready to shape both projects and practice. The successful candidate will bring strong design judgment, confident client presence, account-minded collaboration, and the ability to move fluidly from strategic workplace conversations to materiality, planning, furniture, finish, and implementation decisions.

In your new role, you will:

• Participate in high-energy, collaborative team and project environments while helping set a clear design direction and maintaining design momentum across project phases.
• Lead and contribute to ideation at all levels, fostering an inclusive design process that draws strong ideas from clients, consultants, and internal team members.
• Lead interior design concepts, workplace experience narratives, planning strategies, design presentations, and design development for projects of various sizes and complexities.
• Partner with Interiors Project Architects and technical teams to ensure contract documents accurately reflect the design intent, finish strategy, FF&E direction, and client expectations.
• Develop and implement overall design concepts and finish palettes through all phases of design.
• Lead client-facing design presentations, workshops, and decision-making conversations with confidence, clarity, and strong visual storytelling.
• Guide FF&E strategy, including furniture systems, ancillary furniture, materials, finishes, vendor coordination, specifications, and alignment with client standards or workplace programs.
• Collaborate with project managers, project architects, consultants, and contractors to balance design excellence, schedule, budget, constructability, sustainability, and client priorities.
• Mentor junior and mid-level designers through design reviews, project work, client preparation, material/finish development, and professional growth conversations.
• Support key corporate account growth by helping build trust, continuity, and design credibility with repeat clients.

What you will need to succeed

• 15+ years of progressive interior design experience, preferably with significant corporate workplace, headquarters, campus, tenant improvement, or complex commercial interiors work.
• Bachelor's or Master's Degree in Interior Design or Interior Architecture.
• LEED Accreditation or within 18 months of hire preferred; WELL, NCIDQ, or comparable sustainability/wellness credentials a plus.
• Strong conceptual design and schematic design skills with demonstrated ability to translate business, culture, brand, and workplace goals into compelling interior environments.
• Strong verbal and graphic communication skills with the ability to present to senior client stakeholders and facilitate design decisions.
• Proficiency in Revit with 3D modeling skills essential.strongly preferred; ability to collaborate effectively with BIM and technical teams required.
• Demonstrated knowledge of Photoshop, Illustrator, InDesign, SketchUp, Rhino and/or 3DS Max or comparable visualization and presentation tools.
• Creation of presentation books and materials that support compelling design storytelling and client decision-making.
• Experience with researching, selecting and specifying materials and finishes.
• Experience with furniture selection and specification including systems furniture, ancillary furniture, vendor engagement, and alignment with client standards.
• Ability to work in a collaborative, open environment.
• Proven ability to mentor designers, influence interdisciplinary teams, and maintain design quality through documentation and construction.
• Strong understanding of workplace trends, employee experience, hybrid work, change impacts, and the role of interiors in supporting client culture and performance.