Duke Energy Corporation Data Engineer Interview Questions + Guide in 2025

Duke Energy Corporation is committed to providing reliable energy solutions while fostering a culture of innovation and environmental sustainability.

As a Data Engineer at Duke Energy, you will play a pivotal role in supporting the company's operational load forecasting and economic optimization efforts. The primary responsibilities include developing and maintaining software that integrates various modeling tools with upstream and downstream systems, utilizing languages such as Java and C#. You will also be involved in managing databases, performing data analysis, and automating modeling processes for improved efficiency. A strong understanding of SQL and object-oriented programming is crucial, as is the ability to collaborate effectively with cross-functional teams including IT, meteorologists, and energy control personnel.

Candidates who excel in this role will possess problem-solving skills, a proactive attitude towards learning, and a commitment to quality. Familiarity with energy market dynamics and forecasting models is a plus, as is the ability to communicate complex technical information clearly. This guide will help you prepare for your interview by providing insights into the expectations and requirements for the Data Engineer role at Duke Energy, enabling you to stand out as a candidate.

The interview process for a Data Engineer position at Duke Energy Corporation is structured to assess both technical skills and cultural fit within the organization. It typically consists of multiple rounds, each designed to evaluate different aspects of a candidate's qualifications and experience.

1. Initial Screening

The process begins with an initial screening, which may take place over the phone or via video call. During this stage, a recruiter or hiring manager will discuss your background, experience, and motivation for applying to Duke Energy. This is also an opportunity for you to learn more about the company culture and the specifics of the Data Engineer role.

2. Technical Interview

Following the initial screening, candidates usually participate in a technical interview. This round may involve a panel of interviewers, including project managers and senior developers. Expect to answer questions related to your technical expertise, particularly in programming languages such as Java and C#, as well as your experience with SQL databases. You may also be asked to solve coding problems or discuss your approach to data management and software development.

3. Behavioral Interview

The next step often includes a behavioral interview, where interviewers will assess how you handle various work situations. Questions may focus on your past experiences, problem-solving abilities, and how you work within a team. This round is crucial for determining your fit within the company culture and your ability to collaborate effectively with others.

4. Final Interview

In some cases, a final interview may be conducted with higher-level management, such as a director or VP. This round typically delves deeper into your technical knowledge and may include discussions about your previous projects, leadership style, and how you can contribute to the team’s objectives.

Throughout the interview process, candidates are encouraged to demonstrate their passion for coding, willingness to learn, and ability to communicate complex technical concepts clearly.

Now that you have an understanding of the interview process, let's explore the specific questions that candidates have encountered during their interviews.

Practice for the Duke Energy Corporation Data Engineer interview with these recently asked interview questions.