2025 Fall Intern, Tax

Why Work for Frontier Airlines?

At Frontier, we believe the skies should be for everyone. We deliver on this promise through our commitment to Low Fares Done Right. This is more than our tagline - it’s our driving philosophy. Every member of Team Frontier has an important role to play in bringing this vision to life. Our successful business model allows travelers to take advantage of our fast-growing route network while our bundled and unbundled pricing options allow our customers to personalize their travel experience and only pay for the services they need – saving them money along the way.

What We Stand For

Low Fares Done Right is our mission and we strive to bring it to life every day. Our ‘Done Right’ promise means delivering not only affordable prices, but making travel friendly and easy for our customers. To do this, we put a great deal of care into every decision and action we take. We must be efficient with the use of our resources and make smart decisions about how we run our business. We must also innovate and be pioneers - we’re not afraid to try new things. While our business requires us to fly high in the air, we also consider ourselves down-to-earth in our approach, creating a warm and friendly experience that truly demonstrates Rocky Mountain Hospitality.

Who We Are

Frontier Airlines is committed to offering ‘Low Fares Done Right’ to more than 100 destinations and growing in the United States, Canada, Dominican Republic and Mexico on more than 350 daily flights. Headquartered in Denver, Frontier’s hard-working aviation professionals pride themselves in delivering the company’s signature Low Fares Done Right service to customers. Frontier Airlines is the proud recipient of the Federal Aviation Administration’s 2018 Diamond Award for maintenance excellence and was recently named the industry’s most fuel-efficient airline by The International Council on Clean Transportation (ICCT) as a result of superior technology and operational efficiencies.

What Will You Be Doing?

The Tax Intern will assist Frontier’s Tax team with indirect and direct tax compliance obligations. The Intern will also assist with tax research and with monthly-end, quarter-end and year-end closings. The intern will gain experience throughout the Tax team through assigned project work and on the job training. This internship is for Fall 2025, 9/8/2025 - 12/12/2025, based in Denver, CO.

Essential Functions

Compilation of information and data for various tax returns, including income, property, excise, fuel and sales/use taxes.

Compilation of information for the financial statement requirements of the tax department

Maintain the tax department’s calendar

Assist with federal and state audit information requests

Assist with monthly journal entry and tax account reconciliation processes

Preparation of sales and use tax, excise tax and fuel tax return workpapers

Processing of tax returns and tax payments

Reconciliation of tax notices with existing records

Tax research projects as required

Perform other tax compliance and administrative duties as assigned by management

Qualifications

Undergraduate sophomore-level students or above working towards a Bachelor’s Degree in Accounting (concentration in Tax a plus) OR

Graduate students working towards a Master’s Degree in Taxation or Business Administration (concentration in Accounting of Finance)

Prior work experience, including a prior co-op internship in accounting or tax is preferred, but not mandatory

Experience in Microsoft Excel and Word

Knowledge, Skills and Abilities

Detail-oriented and possess good organizational skills

Strong communication skills

Demonstrates competency in problem-solving skills

Demonstrates interest in learning tax

Demonstrates values of self-motivation, integrity, accountability, teamwork and innovation

Industries:Airlines/Aviation

Function: Taxation