The Transmission System Supervisor (TSS) performs the NERC System Operator dutiesThe TSS has the responsibility and authority to implement real-time actions to ensure the stable and reliable operation of the Bulk Electric System. This isaccomplishedin such a way that it adheres to NERC, RFC, MISO policies, and procedures. The TSS monitors voltage frequency, power flow, reactive flow, tie-line flow and power equipment status, for internal and external grid security. At all times, the TSSis responsible forthe restoration of transmission reliability after contingencies related to loss of generation, load, naturaldisastersand other system emergencies. The TSS has the operating authority to direct the dispatcher operators during all transmission restoration proceduresThe position has a rotating shift and includes weekend and holiday duty.
Required Qualifications for Position
Bachelor’s degree in engineering/STEM orhigh school diploma or GED with3 years of experience working with electrical power systems, power generation operations, high-reliability electrical operations, or control room/watch standing responsibilities.
Must be able to successfully pass andmaintainthe NERC Reliability Coordinator Certification (internal training will be provided to prepare for the examination)
Must have the ability to use personal computers, Energy Management System computer and any other associated hardware and software
Must have good planning, organizational,verbaland written communication skills
Must understand the operation of power plants and high voltage interconnected power systems and associated equipment. Must alsohave the ability toevaluate system performance and reliability
Knowledge of electric transmission equipment and system operations
Ability to study and evaluate transmission system requirements as they apply to system stability
Strong verbal and written communicationsutilizingEnglish and strong interpersonal skills
Ability to perform under contingent and emergency condition
24/7 control center environment with rotating shift schedules (days, nights, weekends, holidays)likea DuPont schedule.
Must beabletoworkduring emergency situations
Preferred Additional Qualifications for Position
Must havepreviousexperience in an electric engineering or electric operations related position
Transmission System Operations background preferred
Active NERC Certification (RC)
Disclaimer
This description is not designed to be a complete list of all duties and responsibilitiesrequiredforthe 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 OneHR@nisource.com 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:
Salary Range*:
$96,600.00 - $144,900.00
*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:
2026-03-18
Posting End Date (if applicable):
2026-04-04
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.
