Tax Senior – Corporate

Description
As a Tax Senior, your key responsibilities will include: 

Client Work 

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 

Technical Work 

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 
  

Team 

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 

Requirements
Required 

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. 

Strong Assets 

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 

Benefits
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 
Competitive Package — salary aligned with market rates, health benefits, flexible hybrid schedule, and CPA support