1. Provide the best possible experience on our site2. Collect statistics to optimize site functionalitySr Principal/Principal Machine Learning Engineer page is loadedSr Principal/Principal Machine Learning EngineerApply remote type Flex locations USA, WA, Seattle USA, GA, Atlanta USA, CO, Boulder USA, CA, Pleasanton time type Full Time posted on Posted 2 Days Ago time left to apply End Date: July 31, 2025 (15 days left to apply) job requisition id JR-0098171Your work days are brighter here.At Workday, it all began with a conversation over breakfast. When our founders met at a sunny California diner, they came up with an idea to revolutionize the enterprise software market. And when we began to rise, one thing that really set us apart was our culture. A culture which was driven by our value of putting our people first. And ever since, the happiness, development, and contribution of every Workmate is central to who we are. Our Workmates believe a healthy employee-centric, collaborative culture is the essential mix of ingredients for success in business. That’s why we look after our people, communities and the planet while still being profitable. Feel encouraged to shine, however that manifests: you don’t need to hide who you are. You can feel the energy and the passion, it's what makes us unique. Inspired to make a brighter work day for all and transform with us to the next stage of our growth journey? Bring your brightest version of you and have a brighter work day here.At Workday, we value our candidates’ privacy and data security. Workday will never ask candidates to apply to jobs through websites that are not Workday Careers.Please be aware of sites that may ask for you to input your data in connection with a job posting that appears to be from Workday but is not.In addition, Workday will never ask candidates to pay a recruiting fee, or pay for consulting or coaching services, in order to apply for a job at Workday.About the TeamJoin the AI Agent Engineering team, where we're pioneering cutting-edge HR & Finance AI Agents that deeply integrate within the Workday suite. Be part of an innovative, agile force architecting intelligent agents that will revolutionize our customers' workday.About the RoleWe are seeking an experienced Senior Principal/Principal Machine Learning Engineer who will serve as a technical architect for a cross-functional team building transformative AI agents for HR & Finance. This role is critical in defining the tooling strategy, staying ahead of industry trends, and ensuring our AI-driven solutions seamlessly integrate deeply within the Workday stack. You will be responsible for evaluating and selecting AI frameworks, orchestrating agent workflows, and leveraging LLMs, automation frameworks and enterprise AI technologies to design and develop scalable, reliable and trusted AI agents for both the HR and Finance. As agents by design will span multiple parts of the business they will excel at building trusted relationships with other leaders and have experience in leading without authority and collaborating across organizational boundaries.Key Responsibilities:Architect AI-powered agents that integrate deeply into HR and Financial workflows, accelerating intelligent decision making.Understanding of AI Lifecycle: Comprehensive knowledge of the AI system lifecycle, including problem definition, data acquisition, model training, system integration, and validationEvaluate, select, and integrate AI tools, frameworks, and platforms to ensure scalability, efficiency, and complianceStay up to date with advancements in AI, LLMs, RAG, autonomous agents and orchestration frameworks to drive innovationDefine best practices for agent design, security, and governance in AI-driven enterprise applications.Work with product, engineering, and data science teams to design and implement AI-based automation solutions that enhance HR and financial operations.Develop strategies for multi-agent collaboration, ensuring AI agents can work together and interact effectively with users and across the business.Identify new opportunities to embed AI into the Workday platform.Collaborate with external AI vendors, cloud providers, and open-source communities to bring the best-in-class technologies into our AI stack.Establish monitoring, feedback loops, and continuous learning mechanisms to improve agent performance over time.About YouBasic Qualifications12+ years of experience with product engineering leading the development and delivery of highly available cloud products7+ years of experience in AI, machine learning, or intelligent automation, with a focus on enterprise applications.Deep understanding of LLMs, AI agents, and orchestration frameworks (e.g., LangGraph)Experience with enterprise-grade AI architectures, API integration, and large-scale automation.Proficiency in Python, cloud AI services (AWS, Azure, GCP), and AI model deployment.Strong problem-solving skills and the ability to translate business needs into AI-powered solutions.Experience in data privacy, security, and compliance for AI in enterprise environmentsOther QualificationsMasters/Doctorate degree in a relevant field, such as Computer Science, Mathematics, or Engineering.Experience developing and deploying machine learning solutions using large-scale datasets, including specification design, data collection and labeling, model development, validation, deployment, and ongoing monitoring.Hands-on experience with vector databases, retrieval-augmented generation (RAG), and fine-tuning LLMs.Experience with fine-tuning models including identifying and curating datasets as well as experimenting with models for iterative improvementWorkday Pay Transparency StatementThe annualized base salary ranges for the primary location and any additional locations are listed below. Workday pay ranges vary based on work location. As a part of the total compensation package, this role may be eligible for the Workday Bonus Plan or a role-specific commission/bonus, as well as annual refresh stock grants. Recruiters can share more detail during the hiring process. Each candidate’s compensation offer will be based on multiple factors including, but not limited to, geography, experience, skills, job duties, and business need, among other things. For more information regarding Workday’s comprehensive benefits, please click here .Primary Location: USA.WA.SeattlePrimary Location Base Pay Range: $250,300 USD - $375,500 USDAdditional US Location(s) Base Pay Range: $226,500 USD - $402,000 USDIf performed in Colorado, the pay range for this job is $238,400 - $357,600 USD based on min and max pay range for that role if performed in CO.If performed in Colorado, the pay range for this job is $238,400 - $357,600 USD based on min and max pay range for that role if performed in CO.The application deadline for this role is the same as the posting end date stated as below:07/31/2025Our Approach to Flexible WorkWith Flex Work, we’re combining the best of both worlds: in-person time and remote. Our approach enables our teams to deepen connections, maintain a strong community, and do their best work. We know that flexibility can take shape in many ways, so rather than a number of required days in-office each week, we simply spend at least half (50%) of our time each quarter in the office or in the field with our customers, prospects, and partners (depending on role). This means you'll have the freedom to create a flexible schedule that caters to your business, team, and personal needs, while being intentional to make the most of time spent together. Those in our remote "home office" roles also have the opportunity to come together in our offices for important moments that matter.Pursuant to applicable Fair Chance law, Workday will consider for employment qualified applicants with arrest and conviction records.Workday is an Equal Opportunity Employer including individuals with disabilities and protected veterans.Are you being referred to one of our roles? If so, ask your connection at Workday about our Employee Referral process!Similar Jobs (5)Sr. Principal Machine Learning Engineerremote type Flex locations 4 Locations time type Full Time posted on Posted 6 Days Ago time left to apply End Date: July 30, 2025 (14 days left to apply)Senior Principal Machine Learning Engineerremote type Flex locations 4 Locations time type Full Time posted on Posted 5 Days Ago time left to apply End Date: July 31, 2025 (15 days left to apply)Sr. Machine Learning Engineerremote type Flex locations 6 Locations time type Full Time posted on Posted 6 Days Ago time left to apply End Date: July 16, 2025 (18 hours left to apply)Can't find a suitable opening?Join our talent community and receive the latest Workday news, content, and be first in line for new job opportunities.Want Information about Workday Benefits?Are you being referred to one of our roles? If so, ask your connection at Workday about our Employee Referral process!Being a Great Place to WorkAre you interested in contract opportunities at Workday?With Flex Work, we’re combining the best of both worlds: in-person time and remote. Our approach enables our teams to deepen connections, maintain a strong community, and do their best work. We know that flexibility can take shape in many ways, so rather than a number of required days in-office each week, we simply spend at least half (50%) of our time each quarter in the office or in the field with our customers, prospects, and partners (depending on role). This means you'll have the freedom to create a flexible schedule that caters to your business, team, and personal needs, while being intentional to make the most of time spent together. Those in our remote "home office" roles also have the opportunity to come together in our offices for important moments that matter.About WorkdayAt Workday, our employees have always been our number one Core Value. We understand that everyone has unique experiences and perspectives which is why our mission is to create a safe space where all people and ideas are welcomed. Our commitment to value inclusion, belonging, and equity (VIBE) and creating a brighter workday for all is the cornerstone of all we do. Join us!Workday is a leading provider of enterprise cloud applications for finance and human resources. Founded in 2005, Workday delivers financial management, human capital management, and analytics applications designed for the world's largest companies, educational institutions, and government agencies. Organizations ranging from medium-sized businesses to Fortune 50 enterprises have selected Workday.Workday is proud to be an equal opportunity workplace. Individuals seeking employment at Workday are considered without regards to age, ancestry, color, gender (including pregnancy, childbirth, or related medical conditions), gender identity or expression, genetic information, marital status, medical condition, mental or physical disability, national origin, protected family care or medical leave status, race, religion (including beliefs and practices or the absence thereof), sexual orientation, military or veteran status, or any other characteristic protected by federal, state, or local laws.Further, pursuant to applicable local ordinances, Workday will consider for employment qualified applicants with arrest and conviction records.We do not accept resumes from headhunters, placement agencies, or other suppliers that have not signed a formal agreement with us.Workday is committed to providing reasonable accommodations for qualified individuals with disabilities, disabled veterans, and others during our application process. If you need assistance or an accommodation due to a disability or for religious reasons, contact us at accommodations@workday.com .At Workday, we value our candidates’ privacy and data security. Workday will never ask candidates to apply to jobs through websites that are not Workday Careers.Please be aware of sites that may ask for you to input your data in connection with a job posting that appears to be from Workday but is not.In addition, Workday will never ask candidates to pay a recruiting fee, or pay for consulting or coaching services, in order to apply for a job at Workday. #J-18808-Ljbffr