Senior Workday Systems Analyst

Oklo is seeking an experienced, hands-on Senior Workday Systems Analyst to help build and scale the systems that support our people and our mission. In this role, you will serve as the primary functional owner of Workday and the go-to expert for our Human Capital Management (HCM) systems. You will partner closely with People and Business Operations, Payroll, Finance, IT, Internal Audit, and leaders across the company to translate business needs into secure, scalable, and well-documented solutions. Your work will directly support data quality, strong controls, and an effective experience for employees, managers, and administrators. You will own the full lifecycle of our Workday environment, including solution design, configuration, business process optimization, testing, release management, integrations, reporting, and production support.

Responsibilities

Serve as the primary functional owner of Workday and go-to expert for HCM systems; Serve as the primary functional administrator and subject matter expert for Workday Core HCM and related modules; Configure, maintain, and optimize all aspects of the Workday tenant, including organizations, staffing models, business processes, security, reporting, calculated fields, validations, approvals, notifications, and other system settings; Partner with business and technical stakeholders to evaluate, prioritize, and implement Workday enhancements; Own and maintain Workday administrator and user documentation, configuration standards, and business processes; Develop and maintain the Workday roadmap; Evaluate Workday biannual releases, assess feature impacts, recommend adoption strategies, and coordinate implementation of new functionality; Lead or support system implementations, module expansions, major enhancements, and optimization initiatives; Define requirements, develop testing strategies, coordinate user acceptance testing, and manage production-readiness activities; Partner with internal stakeholders, third-party vendors, and implementation partners; Evaluate dependencies, risks, security considerations, and impact of changes; Improve data quality through audits, reconciliations, and exception reporting; Build and maintain Workday reports, dashboards, calculated fields, notifications, and scheduled reporting; Support integrations between Workday and internal or third-party systems; Configure and maintain Workday security in partnership with IT, Security, People Operations, and other system owners; Support access reviews, internal and external audits, and compliance requirements

Requirements

Bachelor’s degree in a relevant field or equivalent practical experience; 6+ years of hands-on experience configuring and supporting Workday HCM as a system administrator or functional owner in a production environment, including deep functional expertise in Workday Core HCM, business processes, calculated fields, reporting, and multiple Workday modules across the employee lifecycle; Experience leading Workday releases, enhancements, testing, production deployments, and integrations; Strong understanding of HR processes, employee data, security, privacy, and data governance; Ability to manage multiple priorities, collaborate across functional and technical teams, and communicate clearly with a range of stakeholders; Passionate about clean energy; Passionate about making advanced fission a reality; Willing and able to learn quickly; Eager to work on a dynamic team, receive constructive feedback, and grow with us; Willing to think differently and do things in new ways; Comfortable in a fast-paced, highly iterative startup environment; Excited to think creatively, critically, and reflectively about the problems they are solving, while not leaning only on what has been done before; Willing to propose novel and creative solutions to technical problems; An excellent writer who can write in modern active voice; Able to communicate technical content and results verbally

Nice to have

Workday Pro accreditation or Workday partner certification; Advanced experience with Workday Security, Payroll, integrations, or reporting; Experience in a public company, SOX-controlled environment, or rapidly growing organization; Experience using automation or AI to improve HR systems, reporting, testing, or support

Benefits

flexible time off; equity; bonuses; competitive pay; 401(k); health insurance (with employer contribution); HSA; FSA; flexible work hours; wellness credits; other benefits