Principal Architect
Scale AIWashington, DCPosted 7 April 2026
Job Description
Principal Architect
Location: Washington, DC
About the Role We are seeking a Principal Architect to drive the design, development, and deployment of our agentic AI products in a fast-paced, collaborative, extremely high-visibility environment.
In this role, you will lead a team of 50+ engineers, providing both strategic and technical guidance. You’ll be responsible for high-impact architectural decisions, cross-company collaboration, and executive level engagements.
What You’ll Do
Team Leadership: Lead and mentor a high-performing engineering team of 50+, fostering a culture of technical excellence and ownership.
Technical Direction: Guide your team through complex challenges involving LLMs, AI agents, and large-scale distributed systems.
Executive Stakeholder Engagement: Represent Scale AI in high-stakes negotiations and strategic discussions with senior external partners, demonstrating strong technical competence and credibility.
Strategic Planning Communication: Develop and communicate a compelling vision for Scale AI’s technology applied to your program. Provide regular updates to senior leadership and key stakeholders on progress, risks, and opportunities.
Culture Teamwork: Foster a culture of speed, unity of purpose, resilience, and teamwork. Lead through uncertainty with determination and adaptability.
What We’re Looking For
10+ years of software engineering experience, including 5+ years in a technical leadership or staff role.
Deep understanding of modern AI/ML technologies, including experience working with LLMs and AI agents.
Proficient in one or more modern programming languages (Python, JavaScript/TypeScript)
Hands-on experience with Kubernetes and cloud infrastructure (AWS, GCP, or Azure).
Strong product and business sense, with a track record of aligning engineering efforts with company goals.
Ability to operate effectively in ambiguous, fast-changing environments and guide your team to do the same.
Experience in executive level engagement with industry partners and Public Sector customers
Success Metrics
Within 6 months:
Successful demonstration of agentic AI’s mission value in high-stakes customer demonstrations
Establish Scale AI as the preferred agentic AI partner for the PEO
Establish high velocity, agile engineering cadence both internally and with our industry partners
Within 12–18 months:
Secure follow-on contract award with expanded scope for Scale
Position Scale AI as the global AI leader in this mission area
Establish developed solutions as Scale product offerings to deliver on future contracts
Compensation packages at Scale for eligible roles include base salary, equity, and benefits. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position, determined by work location and additional factors, including job-related skills, experience, interview performance, and relevant education or training. Scale employees in eligible roles are also granted equity based compensation, subject to Board of Director approval. Your recruiter can share more about the specific salary range for your preferred location during the hiring process, and confirm whether the hired role will be eligible for equity grant. You’ll also receive benefits including, but not limited to: Comprehensive health, dental and vision coverage, retirement benefits, a learning and development stipend, and generous PTO. Additionally, this role may be eligible for additional benefits such as a commuter stipend.
The base salary range for this full-time position in the location of Washington DC is:
$257,000
$321,000 USD
PLEASE NOTE:
Our policy requires a 90-day waiting period before reconsidering candidates for the same role. This allows us to ensure a fair and thorough evaluation of all applicants.
About Us:
At Scale, our mission is to develop reliable AI systems for the world's most important decisions. Our products provide the high-quality data a ... (truncated, view full listing at source)
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