Senior Tax Manager

Senior Tax ManagerA highly respected private investment office in the greater Seattle area is seeking a Senior Tax Manager to oversee a sophisticated tax environment supporting ultra-high-net-worth individuals, partnerships, trusts, and a diverse portfolio of related entities.This is an exceptional opportunity for a tax professional who enjoys operating at both a strategic and hands-on level. You'll serve as the internal tax lead, partnering closely with executive leadership and external tax advisors to ensure accurate planning, compliance, and execution across a complex ownership structure.This is a highly visible individual contributor role offering significant autonomy, cross-functional collaboration, and the opportunity to make a meaningful impact on a growing investment platform.What You'll DoServe as the internal tax lead for ultra-high-net-worth individuals, partnerships, trusts, and related entities.Partner directly with executives and senior leadership on tax strategy, planning initiatives, and the tax implications of investments and transactions.Act as the primary liaison with the external public accounting firm, coordinating tax planning, compliance, return preparation, and review.Prepare and review tax workpapers, supporting schedules, and documentation to ensure accuracy, completeness, and timely execution.Coordinate tax reporting across multiple entities, investment structures, and ownership vehicles.Monitor changes in federal and state tax laws and proactively identify planning opportunities and potential risks.Collaborate closely with accounting, finance, legal, and investment professionals on acquisitions, restructurings, and other strategic initiatives.Improve tax processes, documentation, and internal controls while maintaining exceptional attention to detail.Support special projects and provide strategic tax guidance as new investment opportunities arise.What We're Looking For8+ years of progressive tax experience, ideally combining public accounting with private equity, investment management, or another sophisticated private investment environment.Deep expertise in taxation of ultra-high-net-worth individuals, partnerships, pass-through entities, trusts, and complex ownership structures.Strong understanding of partnership taxation and multi-entity organizations.Experience managing relationships with external tax advisors while maintaining ownership of the internal tax function.Ability to balance strategic thinking with a hands-on approach to execution.Highly detail-oriented with exceptional organizational and project management skills.Strong interpersonal and communication skills with the ability to build credibility across executive leadership and cross-functional teams.CPA and/or related certification strongly preferred, essentially required.Why You'll Love This OpportunityRare opportunity to own the tax function within a sophisticated private investment office.Meaningful exposure to complex investment strategies and tax planning.Challenging, intellectually engaging work supporting ultra-high-net-worth individuals and intricate entity structures.Collaborative, low-ego culture where expertise and thoughtful problem-solving are highly valued.Opportunity to influence processes, drive continuous improvement, and make a lasting impact.CompensationBase Salary: $180,000–$240,000This compensation range is a good faith estimate of the expected wage range you can expect to be paid upon hire.