Senior Executive Administrative Assistant

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Columbus, OH, USA
In-Office
Information Technology • Utilities
The Role

Senior Executive Administrative Assistant

  • Location: Columbus, OH office (onsite 5 days a week)

  • We are looking for a professional who can be a true partner to our CEO. Someone who is a master calendar expert that maintains confidentiality as top priority are musts for this high visibility role. Ideal candidate has proven administrative experience at the C-suite level in a large organization, as this person will also be engaged with Executive Leadership team. 

Job Summary
Provide critical information, analysis, and recommendations to support executive leadership team member decision-making. Serve as the voice of the ELT member and provide direct support to the CEO.
Essential Functions

  • Lead and coordinate discrete high-impact projects and the preparation of impactful reports and presentations, including Board materials, using independent judgment and discretion.

  • Manage the ELT member’s schedule and travel arrangements to ensure organization and efficiency, including proactively identifying and resolving conflicts.

  • Act as a liaison to, and build and maintain effective working relationships with, other executives, investors, and key senior-executive level stakeholders, e.g., senior partners at consultant companies.

  • Oversee budget planning and monitoring of routine work or special projects for the ELT member or function supported to ensure that financial objectives are met.

  • Independently plan and manage budgets identified by the designated ELT member for things such as executive leadership events, department meetings and executive off sites.

  • Identify and implement process improvements to enhance efficiency and productivity for the ELT member and their function.

  • Independently draft critical communications, including speeches and strategic documents for the ELT member.

  • Handle confidential and highly sensitive information with the utmost discretion and professionalism.

  • Manage communications and requests on behalf of the ELT member to ensure timely and thorough responses.

  • Ensure adherence to company policies and regulatory requirements.

  • Provide guidance and support to junior staff and administrative personnel.

  • Promote and uphold the company’s values and culture.

Required Qualifications For Position

  • Minimum of 5 years of experience in an executive support role-preference for C-suite level support.

  • Excellent organizational, time management, communication, and interpersonal skills.

  • Proactive and solution oriented.

  • Proven track record of maintaining high level of confidentiality.

  • Ability to complete a high volume of varied responsibilities in a fast-paced setting with excellent attention to detail.

  • Skilled in all aspects of planning and project management/able to take an idea from concept to completion independently.

  • Excellent relationship builder with the ability to demonstrate a high level of tact, discretion, and diplomacy with all internal and external stakeholders.

  • Must project a professional and positive demeanor and image.

  • Proficiency in Microsoft Office applications including Word, Excel and Power Point.

  • Excellent judgment and discretion relating to matters of significance.

  • Knowledge of proper document design and execution, e.g. report formatting, business letters.

Preferred Additional Qualifications for Position

  • Bachelor's Degree in business administration or related field

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 is required to provide continuous service to customers at all times. To ensure we fulfill that obligation, employees may be required to work outside their normal work hours and perform tasks outside of their normal responsibilities in support of emergency operations.

Work Authorization

Authorized to work in the United States without requiring sponsorship.

Workplace Connection
Value inclusion within your day to day responsibilities by respecting others perspectives/convictions, engaging others opinions, creating a safe environment where people, ideas, and opinions are valued within your Team/Customers and external partners.

Respect the unique lived experiences within your Team/Customers and external work partners by valuing different world views, challenges, and cultures that represents all walks of life and all backgrounds.

Treat others with respect and consideration. Actively participate in creating and contributing to a positive work environment.

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 be considered for other job opportunities. 

ADA Accommodations

If you need a reasonable accommodation to participate in any part of the hiring process or to perform the essential functions of the position, please contact OneHR at [email protected] or 1-888-640-3320

Safety Statement
Promote a safe work environment by actively participating in all aspects of our employee safety program.  Report any unsafe conditions and take actions to prevent personal injuries.  Support our interdependent safety culture by ensuring the safety of your co-workers.  Stay focused on the task at hand and promote productivity through good work habits.

E-Verify

NiSource participates in the U.S. Department of Homeland Security’s E-Verify program. As part of this process, we provide the following notices to all job applicants: These documents inform you of your rights and responsibilities under U.S. law. You can view or download them using the links below:

  • E-Verify Poster (English and Spanish) E-Verify Participation Poster English and Spanish
  • Right to Work Poster (English and Spanish) If you have the right to work, don't let anyone take it away

Salary Range*:

$82,200.00 - $123,200.00

*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:

2026-02-16

Posting End Date (if applicable):

2026-03-02Please note that the job posting will close on the day before the posting end date.

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The Company
Merrillville, IN
5,894 Employees

What We Do

NiSource (NYSE: NI) helps energize the lives of its nearly 4 million natural gas and electric customers across six states. Our local utilities – Columbia Gas and NIPSCO – ensure that customers receive safe, reliable and affordable natural gas and electric service each and every day. Our business plan is focused on proactively investing in our energy infrastructure – approximately $1.4 billion a year – to ensure we meet and improve upon our customer commitments for the next 100 years. We employ more than 7,000 of our neighbors who are actively engaged in the communities we’re privileged to serve, making them great places to live and call home. NiSource is headquartered in Merrillville, Indiana – about 35 miles from Chicago – and we maintain a significant corporate presence in Columbus, Ohio. Our utility operations also span Kentucky, Maryland, Pennsylvania and Virginia

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