Senior HR Generalist

About the role

TerraPower is a nuclear technology company based in Bellevue, Washington. The company focuses on advancing global energy deployment through innovative nuclear technologies and medical isotopes.

Responsibilities

• Partner closely with the Senior Employment Relations Specialist to serve as the primary point of contact for complex employee relations matters, including performance management, conduct issues, attendance concerns, workplace conflicts, and behavioral matters.

• Advise managers on corrective action and disciplinary matters in partnership with the Senior Employment Relations Specialist, ensuring alignment with company policies, progressive discipline standards, and applicable legal requirements.

• Support thorough documentation and case management to mitigate organizational risk.

• Support workforce transitions, organizational changes, and site-based employee matters in partnership with leadership.

• Provide HR support in environments with represented employees.

• Assist with interpretation and administration of collective bargaining agreements.

• Support grievance processes, including intake, investigation, documentation, response drafting, and resolution tracking.

• Partner with HR leadership and Legal on labor relations strategy, contract interpretation, and risk assessment.

• Support labor-management meetings or preparation activities, as assigned.

• Partner with Environmental, Health & Safety (EHS), Employee Concerns Program, Compliance, and Legal teams to support safe and compliant workplace practices.

• Reinforce safety culture principles through consistent, fair, and policy-aligned HR practices.

• Lead or support complex workplace investigations involving employee complaints, policy violations, harassment, discrimination, retaliation, or misconduct.

• Ensure investigations are timely, objective, well-documented, and handled with appropriate confidentiality and sensitivity.

• Maintain compliance with federal, state, and local labor and employment laws (e.g., FLSA, FMLA, ADA, NLRA, EEO), and internal policies and regulatory requirements.

• Prepare investigation summaries, findings, and recommendations for HR leadership and Legal review.

• Support audits, regulatory inquiries, and internal reviews related to HR practices.

• Provide advanced day-to-day HR guidance to managers and employees at the Kemmerer site.

• Care for Natrium organizational updates (e.g., including title changes, reporting adjustments, and structural changes), ensuring accurate system updates and timely stakeholder communication.

• Support onboarding and employee lifecycle processes; serve as backup for onboarding coordination as needed.

• Partner with HR stakeholders (i.e., Recruiting, Training, Finance, and IT) to ensure operational alignment.

• Support and help manage the HR service ticketing desk, ensuring timely and accurate resolution of employee and manager inquiries.

Qualifications

• Bachelor’s degree in Human Resources, Labor Relations, Business Administration, or related field (or equivalent experience).

• 6–10+ years of progressive HR Generalist experience with strong employee relations background.

• Experience supporting or preparing for labor relations environments preferred.

• Strong working knowledge of labor and employment laws and compliance best practices.

• Experience conducting workplace investigations.

• Ability to operate effectively in highly regulated, safety-critical environments.

• Strong documentation, analytical, and case management skills.

• Demonstrated ability to influence and coach leaders while maintaining credibility and discretion.

Preferred Qualifications

• Experience supporting represented workforces or collective bargaining environments.

• Familiarity with grievance processes or labor-management interaction.

• HR certification (PHR, SPHR, SHRM-CP, SHRM-SCP) is a plus.

• Experience in nuclear, energy, utilities, construction, manufacturing, aerospace, or other high-reliability industries.

• Familiarity with Fitness for Duty programs.

• Experience with HRIS (ADP is a plus).

Pay

$117,922 - $176,883

* We typically place offers in the lower to middle portion of the range to maintain internal equity and allow room for growth. Any salary offered within the posted salary band is based on market data and commensurate with the selected individual’s qualifications experience.

Benefits

• Competitive Compensation
• Salary, eligible to participate in discretionary short-term incentive payments
• Comprehensive Medical and Wellness Benefits
• Medical
• Vision
• Dental
• Life and Disability
• Gender Affirmation Benefits
• Parental Leave
• 401k Plan
• Generous Paid Time Off (PTO)
• 21 days of annually accrued PTO
• Generous Holiday Schedule
• 10 paid holidays
• Relocation Assistance
• Professional and Educational Support Opportunities

Application Instructions

To apply for this job, please visit our careers page: TerraPower Careers.