NiSource Internship Program Introduction NiSource is currently seeking a Summer Legal Clerk. Successful applicants will become integral members of the department while learning within a team environment, completing meaningful tasks and collaborating with team members and leaders on important projects. This position will be a great opportunity for the candidate desiring to launch their career in this field. Successful applicants will build professional relationships with other interns and all levels of NiSource personnel while participating in rewarding professional development exercises and fun, team-building activities. Interns will obtain a broad overview of NiSource's operations and current events in the utilities industry. This is a 12-week summer internship program starting in May 2027. Job Summary During the 12-week clerkship, the successful candidate will be an active member of the Legal Department working alongside legal professionals and tasked with legal work overseen by attorneys. Remote and virtual candidates will be considered, with a preference given to candidates who can be at our Columbus, OH or Merrillville, IN offices in-person on a hybrid schedule. Please provide a cover letter, resume, writing sample and transcript with your application. Essential Functions Research and summarize case law and draft memoranda and other correspondence on legal and regulatory matters Evaluate legal issues and collaborate with attorneys on contract, supply chain, real property, environmental, labor and employment, regulatory and litigation matters Assist attorneys in preparing for regulatory filings, hearings, and meetings Prepare for and attend meetings with internal business partners Respond to subpoenas and discovery requests Shadow on-site inspections and investigations Assist attorneys in preparing for depositions, mediations, hearings, and trials Participate in negotiations and settlements Required Qualifications For Position Currently enrolled as a second-year law student pursuing a J.D. from an ABA accredited law school (must be a rising third-year law student during Summer 2027). Completed Torts, Contracts, Property, Legal Research and Legal Writing classes Ability to learn new concepts quickly Ability to work independently, organize, prioritize and manage deadlines Excellent research, oral and written communications and analytical skills Ability to collaborate effectively across diverse internal legal and business groups. Positive and professional attitude, including dependability, timeliness, and good judgment. Available to work full time (40 hours per week) Ability to travel across Company's footprint to perform work. Preferred Additional Qualifications for Position Physical Demands Standing

• Occasionally Walking
• Occasionally Sitting
• Constantly Lifting
• Rarely Carrying
• Rarely Pushing
• Rarely Pulling
• Rarely Climbing
• Rarely Balancing
• Rarely Stooping
• Rarely Kneeling
• Rarely Crouching
• Rarely Crawling
• Rarely Reaching
• Rarely Handling
• Occasionally Grasping
• Occasionally Feeling
• Rarely Talking
• Constantly Hearing
• Constantly Repetitive Motions
• Frequently Eye/Hand/Foot Coordination
• Frequently The preceding description is not designed to be a complete list of all duties and responsibilities required of the position.

As a public utility, NiSource provides essential services to customers 24/7. Emergency needs can arise at various times throughout the year, including during storm season. Employees may be required to support emergency response efforts, which could include working outside normal hours or assisting with tasks outside of typical responsibilities. Work Authorization Candidates must be legally authorized to work in the United States and must not require employer sponsorship now or in the future. Workplace Connection We value a workplace where everyone feels respected, included, and able to do their best work. We encourage open dialogue, value different perspectives, and work collaboratively with employees, customers, and partners. We recognize and respect the unique experiences people bring, including different backgrounds, cultures, and viewpoints. We treat others with professionalism and care, and we each play a part in creating a positive work environment. Veteran Hiring & Inclusion NiSource is proud to support veterans, transitioning service members, and military spouses. We value the leadership, teamwork, and mission-focused experience the military community brings, and we are committed to providing an inclusive workplace with opportunities for professional growth and development. Equal Employment Opportunity NiSource is committed to providing equal employment opportunities in each of its companies to all employees and applicants for employment without regard to race, color, religion, national origin or ancestry, veteran status, disability, gender, age, marital status, sexual orientation, gender identity, sex (including pregnancy, lactation, childbirth or related medical conditions), genetic information, citizenship status, or any protected group status as defined by law. Each employee is expected to abide by this principle. By applying, you may also be considered for other roles that match your skills and experience. ADA Accommodations If you need a reasonable accommodation to participate in any stage of the hiring process or to perform the essential functions of the position, please contact OneHR at OneHR@nisource.com or 1-888-640-3320 Safety Statement Safety is a core value at NiSource. Employees are expected to follow safety requirements, report hazards, and help maintain a safe environment for themselves and their coworkers. E-Verify NiSource participates in the U.S. Department of Homeland Security's E-Verify program. Please review the following notices regarding your rights and responsibilities under U.S. law. E-Verify Poster (English and Spanish) Right to Work Poster (English and Spanish) Salary Range

• : $17.20
• $29.70
• The salary offered to a candidate is based on several factors including but not limited to the candidate's skills, job-related knowledge, and relevant experience , as well as internal pay equity .

Posting Start Date:

2026-08-31 Posting End Date (if applicable): 2026-10-03 Please note that the job posting will close on the day before the posting end date.