Summer 2027 Accounting & Finance Intern

Job Posting End Date:

Refer to your school’s job portal for the application deadline. ONE Gas is a premier natural gas distribution company headquartered in Tulsa, Oklahoma. We provide natural gas distribution services to approximately 2.3 million customers in Kansas, Oklahoma and Texas. Our internship program is designed to provide students with meaningful, hands-on experience for professional growth and development. We’re seeking motivated and high-performing students to join our Accounting & Finance team for Summer 2027. This hybrid internship offers a dynamic blend of in-office and remote work, giving interns exposure to real-world accounting functions, financial analysis, and corporate operations. Interns will work on impactful projects, collaborate with professionals across departments, and participate in networking events with peers and company leadership. Responsibilities

What You Will Do As an Accounting Intern, you will: Assist with month-end close activities including journal entries, account reconciliations, and financial reporting. Support financial analysis through data interpretation and spreadsheet modeling. Contribute to the preparation and review of:

Variance analyses (actual vs. forecast) Regulatory and governmental reports Financial statements Reconciliation and financial metrics reports

Learn and apply accounting software and tools used in corporate accounting and finance. Qualifications

What You Will Need Ideal candidates are: Pursuing a degree in

Accounting or Finance , preferably graduating in

December 2027 or May 2028 . Maintaining a

GPA of 3.0 or higher . Involved in extracurricular activities, community service, or leadership roles. Experienced through prior internships, part-time jobs, or volunteer work. Recruitment Timeline Applications Open:

August 2026 Recruitment Begins:

September 2026 Campus Interviews:

Conducted following university career fairs Offers Extended:

By late October to early November Additional Details Compensation:

All ONE Gas internship positions are paid. We offer a fair and competitive pay rate. Housing Assistance:

Based on the location of your assignment vs. your college and/or primary residence, you may be eligible to receive housing assistance. Number of Positions Available:

4 Projected Internship Dates:

Tuesday, June 1st, 2027 – Friday, August 6th, 2027 Hours Per Week:

40 hours per week

ONE Gas provides natural gas distribution services to more than 2.3 million customers in Kansas, Oklahoma and Texas. Headquartered in Tulsa, Okla., its divisions include Kansas Gas Service, the largest natural gas distributor in Kansas; Oklahoma Natural Gas, the largest in the state; and Texas Gas Service, the third largest in the state in terms of customers. Its largest natural gas distribution markets by customer count are Oklahoma City and Tulsa, Okla.; Kansas City, Wichita and Topeka, Kan.; and Austin and El Paso, Texas. ONE Gas serves residential, commercial, industrial, transportation and wholesale customers in all three states. Inclusion & Diversity is a core value at ONE Gas. We know that every employee makes a difference and contributes to our success through their unique talents and abilities. We also acknowledge that we can accomplish great things by listening and learning from each other. ONE Gas has great benefits! Here are just a few: Medical/Dental/Vision packages that fit your family's needs. Paid Time Off 401(K) plan that is 100% matched up to 6%. Profit Sharing contributions may also be made under the 401(k) Plan. Paid Parental Leave. Basic and Optional Employee Term Life Insurance. Education Assistance and Tuition Reimbursement. The job description is not intended to be a complete list of all responsibilities, duties, or skills required for the job and is subject to review and change at any time, with or without notice, in accordance with the needs of One Gas. Where positions are covered by a collective bargaining unit agreement, the terms and conditions of the agreement will apply.

ONE Gas, Inc., and its divisions will provide equal employment opportunity for qualified persons without regard to sex, race, religion, color, national origin, ethnicity, age, sexual orientation, gender identity or expression, disability, military status or genetic information or any other federal, state or local protected class.