Senior Tax Supervisor - Client Advisory & Leadership

Helios HR; Reston (VA); On-site; USD 95,000 - 140,000; Full time

Job summary

CST Group in Reston, VA is seeking an experienced Tax Supervisor to oversee and review business and individual tax engagements and provide strategic planning.

You will mentor staff, partner with leadership, and help deliver exceptional client service across industries. The role emphasizes technical excellence, relationship building, and a collaborative culture that supports professional growth.

Qualifications

• Bachelor’s degree in Accounting is required.
• CPA license or active pursuit of CPA preferred; EA license required.
• 5+ years of recent public accounting tax experience.

Responsibilities

• Manage and review business and individual tax engagements.
• Lead tax planning and consulting projects for clients across multiple industries.
• Serve as a primary point of contact for client relationships and ongoing advisory needs.
• Research and resolve complex tax matters while ensuring compliance with current laws and regulations.
• Mentor, coach, and develop staff and senior associates.
• Collaborate with firm leadership on workflow management and client service initiatives.
• Identify opportunities to add value and strengthen client relationships.
• Stay current on tax law changes and industry developments.

Skills

Tax knowledge

Client communication

Project management

Mentoring

Leadership

Education

Bachelor's degree in Accounting

CPA license or CPA pursuit

EA license

Tools

CCH Axcess Tax

Job description

CST Group in Reston, VA is seeking an experienced Tax Supervisor to oversee and review business and individual tax engagements and provide strategic planning.

You will mentor staff, partner with leadership, and help deliver exceptional client service across industries. The role emphasizes technical excellence, relationship building, and a collaborative culture that supports professional growth.