Tax Senior - Corporate

Orbiss

4d•Hybrid

About The Position

As a Tax Senior, you will manage a portfolio of corporate and partnership clients, serving as the primary point of contact for client requests and ensuring all deliverables meet quality standards. You will also prepare and review complex tax returns, including consolidations and international forms, and stay current on U.S. federal and international tax developments. Additionally, you will mentor and train junior team members, contributing to a collaborative team environment.

Requirements

Bachelor's degree in Accounting or a related field
3 to 5 years of experience in tax, with a strong foundation in either International Taxation or Business/Corporate Tax
Hands-on experience in a mid-size CPA firm with an international client base — comparable to BDO, Grant Thornton, or similar
Solid technical knowledge of U.S. corporate and partnership tax compliance
Experience preparing or reviewing international tax forms (5472, 5471, 8865, 8858, 1042-S, FinCEN 114)
Strong time management skills — able to meet deadlines or proactively communicate when challenges arise
High standards of integrity and confidentiality in handling sensitive client information
Authorization to work in the U.S.

Nice To Haves

CPA certified or actively working toward CPA designation
Experience advising on cross-border structures — inbound and outbound U.S. tax planning
Comfortable working in a fast-paced, tech-forward environment with process automation tools
Real Technical Depth — work on genuinely complex international structures alongside experienced Directors, not just compliance work
Career Growth — a clear path to Lead Senior and Manager, supported by structured mentorship and performance development
Modern Firm Culture — we invest heavily in process automation and technology so you spend time on what matters, not admin

Responsibilities

Manage a portfolio of corporate and partnership clients with revenues from $0 to $100M across industries including Tech, Pharma, Consumer Products, and international businesses
Serve as the primary point of contact for client requests, ensuring deadlines are met and all deliverables meet Orbiss quality standards
Work directly with the Director on complex and high-risk client engagements
Prepare and review complex tax returns, including consolidations and international forms: 5472, 5471, 8865, 8858, 1042-S, FinCEN 114
Conduct first-level review of returns prepared by junior staff, providing clear and actionable feedback
Stay current on U.S. federal and international tax developments relevant to cross-border structures
Mentor and train junior team members, supporting their technical development through hands-on guidance and feedback
Contribute to a collaborative team environment and Orbiss's culture of high standards and continuous improvement