Tax Senior - Private Client

Company overview Orbiss is an advisory and tax firm specialized in business growth in the United States. Founded in 2020, Orbiss helps international small and medium-sized private companies successfully scale up in the United States. The firm offers a 360° and tailor-made support to its clients' cross-border accounting, tax, and M&A transaction needs. The Orbiss team’s vision is modernity. This vision is implemented through an innovative approach focusing on processes automation and aiming to place people at the heart of every decision, every day, in line with our values: kindness, honesty, respect, and integrity. Orbiss is an innovative, modern, and young firm breaking old habits of the industry. As a Tax Senior, you will be responsible for: Position Summary: The Senior is responsible for managing client engagements end-to-end while mentoring associates and contributing to team success. This role requires a higher level of technical expertise, leadership, and client management skills. Key Responsibilities: Lead and manage client engagements, including planning, execution, and review phases, ensuring tasks are completed on time and within budget. Delegate tasks effectively to team members and monitor progress to meet quality standards. Train and mentor associates, providing constructive feedback to foster professional growth. Coordinate with other departments (e.g., audit, consulting) to deliver integrated client solutions. Apply technical expertise to resolve complex iss