Administrative Assistant (Seasonal)

Ketel Thorstenson•Casper, WY

18h•Onsite

About The Position

Ketel Thorstenson, LLP (KT) is seeking a Seasonal Administrative Assistant to support its Tax team in Casper, Wyoming during the busy season. The seasonal role is anticipated to run approximately February 1 through April 30, 2027, and is an as-needed position working approximately 35–40 hours per week, with overtime as needed. Core operating hours are 8:00 a.m. to 5:00 p.m., Monday through Friday, although some weekend and evening hours may be required. The role provides general office and tax-processing support, including high-volume repetitive tasks and assistance with office operations as requested. This is an hourly, non-exempt position; compensation depends on experience. No supervisory responsibility is assigned.

Requirements

Have a valid driver's license.
Be at least 18 years old.
Have a reliable car and a clean driving record.
Have a reliable cell phone.
Be familiar with local streets, neighborhoods, and routes.
Have time-management skills to ensure deliveries are made on schedule.
Have excellent communication and organizational skills.

Nice To Haves

Be highly responsible and reliable.
Ability to work well under pressure in a fast-paced environment.
Ability to work cohesively as part of a team.
Ability to utilize AI-enabled tools, when appropriate, to support and enhance daily job functions.

Responsibilities

Provide overall office and tax-processing support during busy seasons, including high-volume repetitive tasks.
Support office operations as requested.
E-file tax returns.
Process W-2s and 1099s.
Prepare workflows in tax software systems.
Stuff envelopes for mass mailings.
Scan documents.
Open and distribute mail.
Run firm errands.
Assist with staff meals, including picking up orders, setup, and cleanup.