Mariner · 4 months ago
Intern, Tax Spring 2026
Mariner is a financial services company founded in 2006 with a vision to positively impact the lives of many through innovative wealth planning. As a Tax Intern for Spring 2026, you will collaborate with tax professionals, assist in preparing tax returns, and gain hands-on experience in tax planning and compliance.
ConsultingFinancial ServicesRisk Management
Responsibilities
Work in coordination with Wealth teams to service clients as it relates to integrated tax and wealth planning
Assist in the preparation of tax returns, income tax projections, estimated tax vouchers, and extension forms
Collaborate with our Tax professionals on special projects and work that directly supports our clients
Qualification
Required
Pursuing a bachelor's or master's degree with an expected graduation date within 30 months of the start of the internship (January 2026)
Demonstrated leadership experience through work or extracurricular activities
Strong aptitude for working with numbers and performing detailed calculations accurately
Basic knowledge of accounting or tax principles
Eagerness to learn and ask questions in a collaborative, team-oriented environment
Able to work well within a team, supporting colleagues and contributing to shared goals in a professional environment
High level of confidentiality and discretion when handling sensitive client information
Strong organizational and time management skills to meet multiple deadlines
Excellent written and verbal communication skills, including the ability to explain findings clearly
Proficiency in Microsoft Excel and Word; willingness to learn specialized tax planning and preparation software
Must be authorized to work in the U.S. without current or future employer sponsorship needs
Available 30-40 hours per week during Spring 2026 (late-January to mid-April)
Preferred
Majoring in Accounting, Finance, Business, or a related field
Company
Mariner
Your wealth plan shouldn’t sit still. Neither do we.
Funding
Current Stage
Late StageTotal Funding
$75MKey Investors
Neuberger BermanPenfund
2024-10-29Private Equity
2022-01-06Debt Financing· $75M
Recent News
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2025-08-26
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2025-04-30
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