Senior Tax Operations Assistant (Flexible Work Arrangements)

Armanino LLP; Denver (CO); On-site; USD 48,000 - 65,000; Full time

Benefits offered by this job

Medical, dental, vision

PTO & sick leave

Flexible work arrangements

401K with Profit Sharing

Wellness program

Parental leave

Job summary

Armanino LLP is seeking an organized Tax Operations Executive Administrative Assistant in Denver to support Tax leaders across offices. You will manage complex calendars, coordinate internal teams, arrange travel, and prepare polished documents for leadership and clients.

Ideal candidates have 3+ years in executive support, strong MS Office skills, and comfort with AI productivity tools to streamline scheduling and tasks across time zones.

Qualifications

• Minimum 3 years of experience as an Administrative Assistant supporting Executives or business leaders.
• Proficiency in Microsoft Office (Excel, Word, PowerPoint).
• Proficiency in AI productivity tools (e.g., Copilot) to draft, summarize, research, and streamline scheduling and routine tasks.

Responsibilities

• Provide executive support to one or more Tax leaders and coordinate with internal teams to drive cross-functional initiatives.
• Keep leaders’ calendars protected and prioritized by coordinating meetings and scheduling appointments.
• Arrange travel and conference registrations so leaders arrive prepared and on schedule.
• Prepare and edit polished Microsoft Office documents ready for leadership and client use.
• Process time and expense reports accurately and on time.
• Plan and support internal and external meetings and events from start to finish.

Skills

Executive support

Calendar management

Microsoft Office

AI productivity tools

Education

High School Diploma/GED

Bachelor’s degree preferred

Tools

Workday

Egencia

Copilot

Job description

Armanino LLP is seeking an organized Tax Operations Executive Administrative Assistant in Denver to support Tax leaders across offices. You will manage complex calendars, coordinate internal teams, arrange travel, and prepare polished documents for leadership and clients.

Ideal candidates have 3+ years in executive support, strong MS Office skills, and comfort with AI productivity tools to streamline scheduling and tasks across time zones.