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HR Generalist
HR Generalist
Location: Oak Ridge, TN
Schedule: Full-Time
FUNCTION
Standard Nuclear is fueling America’s nuclear renaissance at industrial scale. Our mission is to deliver the essential building blocks of nuclear power—enabling cost-effective, safe, and secure energy for the world.
The HR Generalist will support Standard Nuclear’s People Operations team with a strong focus on HR systems, workflows, and operational execution. A significant portion of this role will involve working within Rippling to help maintain accurate employee data, support onboarding processes, coordinate training assignments, and ensure smooth HR operations across the company.
This role is designed for a high-performing early-career professional or recent graduate who enjoys systems work, attention to detail, and building scalable HR processes in a growing organization. The HR Generalist will collaborate across departments and play a key role in supporting the full employee lifecycle.
RESPONSIBILITIES
HR Systems & Workflow Support (Rippling)
- Work extensively within Rippling to maintain employee data, update job information, and assist with system accuracy.
- Support building and improving workflows, automations, and checklists used in HR processes.
- Assist employees and managers with system-related questions and troubleshoot issues with the People Operations team or Rippling support.
- Help run reports and organize HR data as needed.
Onboarding & Offboarding
- Coordinate onboarding steps such as account setup, paperwork tracking, training assignments, and workflow tasks.
- Ensure new hires complete required onboarding actions in a timely manner.
- Support execution of offboarding workflows and ensure system updates and documentation are completed.
Training & Compliance
- Upload and assign training modules and track completions across teams.
- Follow up with employees and managers on training deadlines.
- Maintain digital training records that support audit readiness and compliance.
Time & Attendance Support
- Review timecard submissions, PTO entries, and corrections.
- Help employees and managers resolve timekeeping issues.
- Ensure accurate time data flows into payroll processes.
General HR Operations
- Maintain organized HR documentation, files, templates, and reference materials.
- Assist employees with routine HR questions related to policies, systems, and processes.
- Support broader People Operations initiatives, including process improvements and scaling HR workflows.
SKILLS & QUALIFICATIONS
- Bachelor’s degree in Human Resources, Business, Communications, or a related field.
- Internship or early-career experience in HR, operations, or administrative roles is preferred.
- Strong attention to detail and comfort working in digital systems and spreadsheets.
- Clear written and verbal communication skills.
- Ability to prioritize tasks, manage multiple responsibilities, and adapt to a dynamic environment.
- Interest in HR systems, workflow automation, and process improvement.
- Ability to work with confidential information responsibly and professionally.
BENEFITS
- Health, Dental & Vision Insurance
- Health Savings Account
- Disability and Life Insurance
- 401K Plan
- Paid Time Off, Holidays
WORK ENVIRONMENT
The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.
This role is primarily office-based in Oak Ridge, TN, with regular interaction across People Operations, IT, finance, and department leadership. The position involves extensive HR systems work, documentation, and communication with employees. Occasional flexibility may be required to support time-sensitive HR processes. Reasonable accommodation will be provided for qualified individuals.
Standard Nuclear embraces equal opportunity and is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability, or any other legally protected status.
To conform to U.S. Government export regulations, applicant must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.
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