Payroll Specialist

TerraPower is a nuclear technology company based in Bellevue, Washington. At its core, the company is working to raise living standards globally through a more affordable, secure, and environmentally friendly form of nuclear energy along with innovations in medical isotopes to improve human health. In 2006, TerraPower originated with Bill Gates and a group of like-minded visionaries who evaluated the fundamental challenges to raising living standards around the world. They recognized energy access was crucial to the health and economic well-being of communities and decided that the private sector needed to take action and create energy sources that would advance global energy deployment. TerraPower’s mission is to be a world leader in new nuclear technologies, while developing innovators and future leaders in the nuclear field. As a result, the company’s activities in the fields of nuclear energy and related sciences are yielding significant innovations in the safety and economics of nuclear power, hybrid energy and medical applications – all for significant human health benefits.” TerraPower is seeking to hire highly motivated and forward-thinking professionals who are interested in focusing on advanced nuclear reactor research and development and influencing change within the nuclear power landscape and bringing forward the critical production of medical isotopes.  TerraPower is an Equal Opportunity Employer. We do not discriminate in hiring on the basis of sex, gender identity, sexual orientation, race, color, religious creed, national origin, physical or mental disability, protected Veteran status, or any other characteristic protected by federal, state, or local law.    Payroll Specialist   Responsibilities Support payroll administrations across multiple business segments compliance for remote workforce across multiple states outside of Washington State Process international payroll /benefits in UK Timely and accurately process multi-state payroll withholding, remittance of payroll taxes including federal, state, local taxes, any amendments as needed. Understand proper taxation for employer paid benefits for multi-state payrolls Track multi-state payroll/benefits compliance year-round (i.e. PTO, overtime), provide employee communications, help with completing year-end compliance requirements. Review and incorporate any multi-state payroll/benefits required disclosures in the annual open enrollment materials, benefits summary, certification and contracts or accuracy, and distribute required documents for compliance Prepare bi-weekly multi-state payroll and benefits reconciliation, quarterly W-2 review, conduct internal benefits audit to ensure data integrity Calculate tax gross up related to relocation Calculate workers compensation and quarterly Washington State L&I owed Assists with internal and external audits. i.e. workers compensation, insurance audit, L&I, DOL, 401K, GAAP financial and other compliance audits Support benefits and leave administration experience including health, disability, life, and 401(k) as well as ancillary benefits Assist annual open enrollment, new hire enrollments, qualifying life events/benefit changes Partnering with benefits broker to support insurance claims and general troubleshooting Support leave eligi