Reliability Engineer
- Electric Generation Job Summary The Reliability Engineer improves equipment availability and reduces forced outages and increases plant efficiency by applying reliability-centered maintenance, risk-based prioritization, and data-driven asset management.
This role partners closely with Operations and Maintenance to analyze performance and condition monitoring data, identify bad actors and systemic issues, support root cause analyses, and implement corrective and preventive actions. The Reliability Engineer develops and optimizes predictive and preventive maintenance programs, critical equipment rankings, supports outage work scope planning, tracks issues and communicates reliability through clear reporting. This position is posted as a five-level engineering job family (Associate through Senior), and the selected candidate will be placed at the level that aligns with their education, experience, and qualifications. Key Responsibilities Improve equipment uptime, efficiency, and reduce forced outages using reliability-centered maintenance and risk-based prioritization. Support root cause analyses for equipment failures, develop corrective and preventive actions, track them to closure and document. Analyze maintenance history, condition monitoring data, and performance trends to identify bad actors and systemic issues. Develop and optimize preventive/predictive maintenance strategies, recommendations on spare parts, and critical equipment rankings. Partner with Operations and Maintenance to plan and support outage work scopes, reliability improvements, long-term asset strategies and risk management Build and maintain reports on reliability KPIs, efficiency improvements and asset risk that support decision-making Perform and/or interpret vibration analysis for rotating equipment Crosstrain with Performance, Mechanical and Electrical Engineers on Renewable and Conventional Generation Assets Support Renewable Generation Assets on an as needed basis Associate Engineer Requirements Bachelor of Science in Engineering or Engineering Technology (ABET-accredited) college or university program and degree earned by May 2026 0-12+ months relevant experience Assist in gathering and organizing maintenance history, performance data, and condition monitoring results. Support reliability engineers by performing basic data analysis to identify early signs of equipment performance issues. Participate in root cause analysis by preparing data, notes, and documentation. Basic knowledge of predictive and preventive maintenance. Assist in routine equipment analysis and reporting. Assist in preparing reliability reports and tracking risks and issues. Support Operations and Maintenance with basic outage planning tasks. Continuously learns and builds job-related technical and professional skills through training, mentorship, office and field work. Valid driver's license Preferred Bachelor of Science in Mechanical Engineering or Mechanical Engineering Technology (ABET-accredited) college or university program and degree earned by May 2026 Engineer 1 Requirements 1+ years relevant experience Improved performance of all duties and responsibilities of the Associate Engineer level plus Conduct preliminary analysis of equipment failures and provide input to corrective actions. Prepare cost estimates for simple tasks or component‑level repairs under guidance. Perform routine condition monitoring reviews and highlight potential bad actors. Begin developing preventive/predictive maintenance tasks for non‑critical systems. Assist in developing preventive/predictive maintenance tasks for critical systems. Assist in data-driven risk-based prioritization of work. Generate and update reliability of KPI reports with minimal assistance. Participate in outage scope planning and document required preventive actions. Ability to prepare cost estimates under supervision Preferred Experience in the electric utility industry Engineer 2 Requirements 4+ years of equivalent experience Improved performance of all duties and responsibilities of the Engineer 1 level plus Lead / Support root cause analyses for equipment failures and manage closure of resulting actions. Conduct routine analysis of equipment to identify systemic and performance issues. Develop and optimize preventive/predictive maintenance strategies for critical assets with minimal supervision. Recommend spare parts strategy adjustments based on failure modes and critical needs. Contribute to long-term asset management strategies through data‑driven insights. Manage portions of outage scopes and coordinate with both Ops and Maintenance. Produce and present reliability reports for leadership. Preferred Experience in the electric utility industry PMP certification or advanced project management skills. Engineer 3 Requirements 9+ years of equivalent experience Improved performance of all duties and responsibilities of the Engineer 2 level plus Lead root cause analyses and closure thru resolution of correct actions and tracking results. Manage reliability improvement projects end‑to‑end, including scoping, estimating, scheduling, and evaluation. Develop asset risk management models, evaluate and communicate risks. Creation and continuous improvement of predictive maintenance programs for plant-wide systems. Provide guidance to Operations and Maintenance on optimizing operating conditions for reliability. Establish and refine critical equipment rankings across multiple assets or plants. Preferred Experience in the electric utility industry EIT/PE certification PMP certification Senior Engineer Requirements 12+ years of equivalent experience Improved performance of all duties and responsibilities of the Engineer 3 level plus Drive fleet-wide reliability strategy, policy development, and technology adoption. Serve as the technical owner for reliability standards, tools, and methodologies. Lead major failure investigations with plant-wide or multi-plant implications. Develop long-term asset health strategies and reliability plans that align with business goals. Influence capital planning by identifying reliability-driven improvement opportunities. Champion reliability and continuous improvement initiatives that reduce forced outages and enhance performance across all generation assets. Preferred Experience in the electric utility industry EIT/PE certification PMP certification Advanced degree in Business or Engineering This position is posted as a five-level Mechanical Engineer
- Electric Generation job family, ranging from Associate through Senior.
The successful candidate will be placed at the level that most appropriately corresponds to their education, experience, and qualifications.
Salary Range Associate Engineer:
$69,900
- $105,000 Engineer 1: $69,900
- $105,000 Engineer 2: $82,200
- $123,200 Engineer 3: $96,600
- $144,900
Senior Engineer:
$113,500
- $170,300 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: 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
- : $69,900.00
- $170,300.00
- 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:
2026-06-01 Posting End Date (if applicable): 2026-06-15 Please note that the job posting will close on the day before the posting end date. At NiSource, you'll be part of the team serving nearly four million customers throughout the Midwest and Mid-Atlantic, who count on us to energize their homes and businesses. Whether speaking with customers by phone, analyzing financial data or installing new gas lines in a neighborhood, you'll meet exciting challenges each day and make the most of your skills and talents. And you'll be part of a company that was named by Forbes magazine as one of America's Best Large Employers. We're looking for talent from all backgrounds. We invite candidates of all abilities to come as they are and do what they love. Through our years of successful growth, we've stayed true to our roots by making a difference in the lives of millions of our customers. If you're interested in joining an inclusive, innovative company that fosters opportunity for growth, NiSource might be the place for you.
