Sr. AI Lead Architect

Definity Financial$120K — $150K *
Enterprise Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Hands-on experience architecting and operating AI or ML platforms at enterprise scale.
  • Strong expertise in cloud-native architectures, APIs, and containerization.
  • Experience with major cloud providers (GCP or AWS), ideally in AI capacities.
  • Deep understanding of MLOps/LLMOps guardrails, model lifecycle management, and data access patterns.
  • Familiarity with GenAI tooling and LLM integration patterns.
  • Strong technical communication and documentation skills.

Responsibilities

  • Define and maintain reference architecture for GenAI platforms including LLM integration and orchestration.
  • Establish AI architectural standards and design patterns for consistent GenAI solution delivery.
  • Design and guide implementation of GenAI systems that integrate non-deterministic LLM inference and other components.
  • Evaluate and recommend GenAI frameworks and tooling relevant to the organization's needs.
  • Define evaluation frameworks to measure GenAI quality across several performance metrics.
  • Architect and evolve MLOps and LLMOps capabilities, ensuring operational excellence and observability.
  • Integrate security, privacy, and responsible AI principles into platform design.

Benefits

  • Opportunity to work with cutting-edge AI technologies.
  • Collaborative and innovative work environment.
  • Access to career development and training programs.
  • Involvement in strategic decision-making processes at an executive level.
Full Job Description
Job Description

The AI Platform Architect is responsible for defining, evolving, and governing the enterprise AI platform. This role provides architectural leadership and deep technical expertise to enable scalable, secure, and operationally ready AI capabilities across the organization.

Working closely with technology, data, security, and business partners, the AI Platform Architect translates business requirements into reusable AI platform components, standards, and patterns. The role ensures GenAI capabilities are designed and operated in alignment with enterprise architecture, governance, risk management, and responsible AI principles, enabling multiple delivery teams to build AI solutions consistently and safely.

What to expect

Arhitect & Platform Strategy
  • Define and maintain the enterprise reference architecture for GenAI platforms, including LLM integration, orchestration, deployment, and evaluation patterns.
  • Establish AI architectural standards, design patterns, and decision frameworks to enable consistent GenAI solution delivery.
  • Partner with business, data, security, and engineering leaders to translate business needs into scalable, reusable AI platform capabilities.

Gen ai Systems & Design Patterns
  • Design and guide implementation of GenAI systems combining non-deterministic LLM inference with deterministic software, data, and workflow orchestration.
  • Standardize and evolve enterprise patterns for:
    • Retrieval-Augmented Generation (RAG)
    • Prompt lifecycle management
    • Agentic workflows and tool orchestration
    • Model routing, fallback strategies, and cost optimization
  • Evaluate and recommend GenAI frameworks and tooling (e.g., LangChain, MCP, A2A, or equivalent).

AI Quality, Evaluation & Observability
  • Define evaluation strategies and frameworks to measure GenAI quality across accuracy, relevance, safety, latency, and cost.
  • Embed continuous evaluation, feedback loops, and monitoring into production AI workflows.
  • Provide visibility into model performance through dashboards, metrics, and executive-ready reporting.

Mlops, Llmops & Production Operations
  • Architect and evolve MLOps and LLMOps capabilities, including:
    • CI/CD pipelines for AI workloads
    • Prompt and model versioning
    • Continuous evaluation and monitoring
    • Production observability (logs, traces, metrics, token usage, and cost)
  • Ensure AI systems meet enterprise standards for reliability, scalability, and operational support.

Security, Privacy & Responsible ai
  • Integrate security, privacy, and compliance requirements into AI platform design.
  • Apply responsible AI principles including guardrails, access controls, auditability, and risk mitigation.
  • Ensure appropriate handling of personal and sensitive data across training, inference, and evaluation workflows.

Technical Leadership & Advisory
  • Build strong stakeholder relationships and lead executive-level discussions on AI strategy and roadmap decisions.
  • Translate AI platform strategy into well-architected, end-to-end GenAI solutions aligned to business outcomes.
  • Provide advisory support to delivery teams to accelerate adoption while maintaining architectural integrity.

Level of Problem Solving

Operational:
  • Support design reviews, production guidance, and platform troubleshooting for AI systems.

Tactical:
  • Evaluate architectural trade-offs across security, cost, scalability, and regulatory constraints.
  • Adapt patterns and frameworks as GenAI technologies and business needs evolve.

Strategic
  • Design path-finding AI platform solutions where precedent may be limited and outcomes are probabilistic.
  • Shape enterprise AI platform direction and enable long-term GenAI capability maturity.
What you bring
  • Hands-on experience architecting and operating AI or ML platforms at enterprise scale.
  • Strong expertise with cloud-native architectures, APIs, containerization, and scalable backend systems.
  • Experience with at least one major cloud provider (GCP or AWS), with strong preference for cloud-native AI platforms.
  • Deep understanding of:
    • Model and artifact lifecycle management
    • Continuous training, evaluation, and monitoring of AI systems
    • Data access patterns, SDLC, MLOps/LLMOps guardrails, and operating models
  • Familiarity with GenAI tooling, orchestration frameworks, and LLM integration patterns.
  • Strong technical communication and documentation skills.
  • Pragmatic decision-making with a strong risk-awareness and ownership mindset.
  • Collaborative team player capable of influencing across technology and business domains.
  • Bachelor's or Master's degree in Computer Science, Technology, or a related discipline.
  • 10+ years of combined experience in software engineering, data engineering, and AI/ML.
  • Demonstrated experience architecting and operating production AI platforms at enterprise scale.
  • Experience defining AI operating models, governance frameworks, and platform strategies.
  • Certifications: Cloud certifications preferred; hands-on expertise with GCP or AWS required.


About Definity Financial

Definity Financial Careers

Joining Definity Financial presents an unparalleled opportunity to become part of a leading team of professionals in the financial services industry. This is a prime time for candidates to explore the diverse job opportunities at Definity Financial, a company renowned for its commitment to innovation, leadership, and professional growth.

Explore Career Opportunities

Definity Financial is actively seeking talented individuals for various positions across the company. From entry-level roles to senior leadership positions, Definity Financial offers a dynamic work environment where career growth is encouraged and supported by comprehensive benefits and diversity training programs.

Innovation and Professional Growth

At Definity Financial, innovation isn't just a buzzword; it's the cornerstone of the company's operations. Employees are encouraged to bring fresh ideas and perspectives to the table, driving the company forward in the competitive financial sector. Professional growth is facilitated through targeted training programs, leadership development opportunities, and active networking events that connect employees with industry leaders.

Cultivating a Diverse and Inclusive Culture

Definity Financial is committed to fostering a diverse and inclusive culture where all team members feel valued and respected. The company believes that diversity fuels innovation and enhances the team's ability to address client needs effectively. Through comprehensive diversity training and inclusive hiring practices, Definity Financial ensures that all employees have the opportunity to succeed.

Internship Programs and Entry-Level Positions

For those starting their careers, Definity Financial offers robust internship and entry-level positions that provide hands-on experience in the financial sector. Interns at Definity Financial gain invaluable insights into the industry, working alongside seasoned professionals and participating in projects that have real-world impact.

Benefits and Employee Well-being

Employees at Definity Financial enjoy a range of benefits designed to support their health, well-being, and financial security. The company's benefits package includes health insurance, retirement plans, and flexible working arrangements, ensuring that employees can balance professional and personal commitments effectively.

Join the Definity Financial Team

Definity Financial is hiring! Explore open positions that match your skills and interests. The company is looking for passionate, curious, and solution-driven team players. Whether you are refining your resume, preparing for an interview, or seeking to advance your career, Definity Financial offers a supportive environment where your ambitions can take flight.

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