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This position has closed. Invenergy removed this listing from their careers page on Oct 6, 2026. The interview prep below is still useful, and there are similar open roles at the bottom of this page.

Project Engineer, Renewable Engineering

Invenergy · Chicago, IL · $100,000–$120,000 a year · Full time

Posted Oct 2, 2026 · We last checked this listing on Oct 5, 2026

Likely interview questions for this role

Written from this job description, not a generic list. Each one notes what the interviewer is really checking.

About your past

Tell me about a time you had to explain a technical constraint to a developer.

What they are checking: Whether they can communicate engineering limits clearly to non-engineers.

Describe a mistake you made in analysis and how you caught it.

What they are checking: Whether they check their own work and learn from errors.

What interests you about utility-scale solar engineering?

What they are checking: Whether they have real interest in the work that will keep them growing in the role.

What would you do

Geotech results show poor soil in part of a site. How does that change your layout?

What they are checking: Whether they understand how subsurface conditions affect foundations, cost and design.

You're asked to prepare layouts for three sites this week. How do you manage the work?

What they are checking: Whether they can prioritize and keep quality up under deadlines.

About the work

How do you figure out buildable area on a solar site?

What they are checking: Whether they understand how infrastructure, topography, hydrology and setbacks limit land use.

Walk me through how you'd optimize a conceptual solar layout to maximize project value.

What they are checking: Whether they think about energy, cost and constraints together, not just fitting panels on land.

What tools have you used for solar layout or energy modeling, like PVsyst or GIS?

What they are checking: Whether they have hands-on skills with the tools this work needs.

How does flooding risk or hydrology affect a solar project design?

What they are checking: Whether they know how drainage and floodplains affect site layout and equipment height.

How do you decide between fixed tilt and single-axis tracker on a site?

What they are checking: Whether they understand energy, cost and terrain tradeoffs between mounting systems.

Practice this interview out loud.

Offer builds a real interview for this exact role at Invenergy from your resume and this job description, asks the questions one at a time, and tells you what landed. The first one is free.

Practice this out loud

The full job description

As published by Invenergy.

Invenergy is North America’s largest privately held developer, owner, and operator of power infrastructure. With 25 years of trusted execution, we deliver reliable, affordable energy through a diverse portfolio that includes natural gas, solar, land-based wind, energy storage, transmission, and domestic manufacturing. Headquartered in Chicago, we develop, own, and operate large scale projects that power communities and support the energy future. Invenergy follows a hybrid schedule, working in office Monday through Thursday and remotely on Fridays if work permits. This position will be open for application for at least 3 calendar days from the posting date. This position will remain open for application based on business need, which may be before or after the 3-day posting window. Job Description Position Overview The Project Engineer (Renewable Engineering) will perform engineering activities to support project development and assist with the technical design and evaluation of utility-scale solar projects in Invenergy’s target markets. This position is based at Invenergy's office in downtown Chicago, IL. Responsibilities • Define project constraints and buildable area considering existing infrastructure, topography, hydrology, and subsurface ground conditions • Prepare conceptual project layouts. Optimize layouts to maximize project value. • Analyze available meteorological datasets and apply long-term correlation to assess project resource characteristics • Estimate project annual energy production, energy uncertainty, energy probability values, and time-based production profiles • Conduct site visits to assess site suitability, participate in landowner meetings and community outreach events, and participate in monthly construction meetings. • Assist with federal, state, county, and local permitting efforts • Support the preparation of project sales proposals • Support project financing by responding to lender and independent engineer due diligence questions • Interface with the Project Management, Project Electrical Engineering, and Operations teams leading up to and through project commercial operations Minimum Qualifications • Bachelor’s degree in an engineering or related technical discipline • 4+ years of engineering or related technical discipline experience • Eligible to work in the United States without the need for employer visa sponsorship now or in the future. Preferred Qualifications • Master’s Degree is a plus. • Renewable Engineering experience is a plus • Proficient with Microsoft Office products including Excel, Word, and PowerPoint • Ability to multi-task and manage deliverables for multiple projects at a time • Excellent verbal, writing, and interpersonal skills • Demonstrated interest in renewable energy • Desire to work in a dynamic environment alongside people with multiple interests and backgrounds • Familiarity with resource and energy modeling software including PVsyst and SAM • Familiarity with site design tools including AutoCAD and GIS software • Knowledge of meteorological data sources, long term correlation methods, and other statistical analysis • Knowledge of energy project economics and familiarity with concepts such as NPV, IRR and LCOE Base Pay $100,000.00 - $120,000.00 USD Annual Bonus: 20% - 30% The base pay range reflects the minimum and maximum target salary for the position. Invenergy considers a number of factors when determining base pay offers such as the scope and responsibilities of the position and the candidate's experience, education and skills. In addition to base pay, the total annual compensation package may also include eligibility to participate in our bonus program(s) which are designed to reward individual and company performance. Your recruiter can share more about bonus eligibility for this position during the hiring process. Invenergy offers a variety of other benefits including medical, dental and vision insurance, 401k, paid time off, etc. Invenergy LLC is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to, among other things, race, color, religion, sex, sexual orientation, gender identity, national origin, age, status as a protected veteran, or disability.