Senior Human Resources Generalist

HR Business Partnership

• Provide HR support for two subsidiary organizations.
• Partner with leaders on workforce planning employee relations talent management and organizational effectiveness.
• Support HR process improvements and harmonization initiatives.
• Serve as a resource for HR policies compliance benefits and employee relations.
• Provide guidance to HR support staff as needed.

Employee Relations

• Lead employee relations investigations and recommend appropriate resolutions.
• Advise managers on performance attendance conduct and workplace issues.
• Facilitate employee meetings and difficult workplace conversations.
• Prepare employee relations documentation and maintain confidentiality.
• Identify trends and recommend actions to improve engagement and reduce risk.

Manager & Leadership Support

• Coach managers on performance management employee development and conflict resolution.
• Provide guidance on employment decisions and policy interpretation.
• Support leadership development and team effectiveness.

Talent Acquisition & Onboarding

• Coordinate recruiting activities candidate communications and interviews.
• Prepare employment offers and onboarding documentation.
• Facilitate onboarding orientation and offboarding processes.
• Analyze recruitment and retention trends to support hiring strategies.

Benefits & Leave Administration

• Administer employee benefits leave programs and accommodations.
• Serve as liaison with benefit vendors brokers and insurance carriers.
• Lead open enrollment and employee benefits communications.
• Ensure compliance with leave disability and employment laws.
• Manage workers compensation unemployment and return-to-work programs.

HR Operations & Analytics

• Maintain HRIS data integrity and employee records.
• Process employee lifecycle transactions and conduct HR audits.
• Prepare and analyze HR metrics and workforce reports.
• Support workforce planning and HR process optimization.

Employee Engagement & Development

• Coordinate employee engagement recognition wellness and training initiatives.
• Support feedback programs and retention strategies.
• Develop training materials SOPs and employee resources.
• Promote employee development and succession readiness.

HR Projects & Continuous Improvement

• Lead and support strategic HR initiatives and special projects.
• Improve HR processes workflows and documentation.
• Support HR systems enhancements and automation efforts.
• Assist with organizational design compensation and workforce planning initiatives.

• Bachelors degree in Human Resources Business Administration or a related field preferred.
• Equivalent combinations of education and relevant experience may be considered.

• Minimum 5 years of progressive Human Resources experience with demonstrated responsibility across multiple HR disciplines.
• Strong employee relations and workplace investigation experience.
• Experience coaching managers and advising on complex employee matters.
• Advanced experience administering leave of absence programs and workplace accommodations including FMLA ADA disability workers compensation and other protected leave programs.
• Experience administering employee benefit programs including vendor coordination open enrollment support and benefits issue resolution.
• Experience supporting recruitment onboarding employee engagement compliance and HR operations.
• Demonstrated experience training mentoring or providing work direction to HR team members and/or cross-functional business partners.
• Experience working in a multi-site shared services or multi-entity environment preferred.
• Experience utilizing HRIS systems and leveraging HR data to support decision-making.

• SHRM-CP SHRM-SCP PHR SPHR or equivalent HR certification preferred.
• Experience supervising or leading HR staff including coaching training workload coordination and employee development.
• Experience leading HR process improvement initiatives workflow optimization process standardization and SOP development.

This position may require working with or exposure to goods and information that may be subject to the jurisdiction of the US State Department ITAR regulations ( and the Commerce Departments CCL (

Hamamatsu is an Equal Opportunity Employer. All applicants will receive fair and impartial consideration without regard to race religion color gender age national origin physical or mental disability genetic information veteran status gender identity sexual orientation or any other status protected by applicable law.

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