Jobs › Invenergy

Project Engineer, Renewable Electrical Engineering

Invenergy · Chicago, IL · $125,000–$145,000 a year · Full time

Posted Sep 26, 2026 · We last checked this listing on Oct 6, 2026

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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

How do you manage an engineering firm doing detailed design for your project?

What they are checking: Whether they can oversee outside engineers and hold them to quality and schedule.

Tell me about a construction issue you helped solve in the field.

What they are checking: Whether they have practical experience supporting builds, not just designs.

What would you do

A late change in inverter supplier affects your design. What do you do?

What they are checking: Whether they can trace how equipment changes affect the whole electrical system.

Construction wants to substitute a cheaper cable. How do you decide?

What they are checking: Whether they can weigh cost savings against performance and safety.

How do you keep conceptual designs useful as projects move toward final design?

What they are checking: Whether they plan early designs that hold up through later stages.

About the work

Walk me through the electrical design of a utility-scale solar project, from the 1500V DC side to the transmission interconnection.

What they are checking: Whether they understand the full system the posting describes, including collection and substation.

How do you design 34.5kV collection circuits to balance cost and losses?

What they are checking: Whether they understand cable sizing, routing and loss tradeoffs in collection systems.

What does a collector substation include, and what do you check in its design?

What they are checking: Whether they know transformers, breakers, protection and grounding in substation design.

What grounding issues do you watch for on large solar or wind sites?

What they are checking: Whether they understand soil resistivity and grounding design that keeps sites safe.

How do interconnection requirements shape your electrical design?

What they are checking: Whether they understand how utility rules affect power factor, protection and metering.

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.

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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 will be responsible for electrical engineering and construction of cutting-edge renewable energy projects. You will be primarily responsible for managing conceptual project designs and the selected engineering firms to complete final detailed designs for projects to be built. The electrical systems of these projects utilize inverter-based wind and solar generators that include 1500V DC wiring systems, 34.5kV AC medium voltage collection/distribution circuits, collector substations to step-up power, and transmission line interconnections to the grid at high and extra high voltages. Invenergy follows a hybrid schedule, working in office Monday through Thursday and remotely on Fridays. Responsibilities Engineering Design Management • Develop conceptual project designs that comply with all critical owner and interconnection requirements. • Conduct thorough design reviews of electrical drawings: DC solar, AC collection system for wind and solar, substation, and transmission line. • Define the scope of all required electrical system studies and review results for accuracy and compliance. • Track design schedules, update all stakeholders, and ensure that critical dates related to electrical engineering tasks are met on time. • Support project close out by organizing and transferring all as-built documentation to final project owner including electrical drawings, schematics, bill of materials, electrical studies, and relay settings. Procurement and Construction Support • Review competitive bids for owner procured electrical material. Support the purchasing of this equipment and manage suppliers throughout the engineering and commissioning process. • Monitor construction progress both remotely and via on-site inspections and support resolution of any field issues. Attending on-site meetings with electrical construction contractors and in person coordination meetings with interconnection utilities. • Perform factory/equipment inspection and witness factory acceptance testing for major materials. Electrical Engineering Group Responsibilities • Assist in developing project specific construction, engineering, and equipment specifications. • Prepare and validate electrical energy calculations. • Coordinate with independent engineers and project partners to effectively navigate the technical due diligence process. • Assist in the development of new projects by analyzing conceptual designs and RFQ specifications. • Coordinate with operations engineering to incorporate lessons learned into new design reviews and specifications to continuously improve quality. • Maintain up-to-date knowledge of industry technology through various training sessions and conferences. Minimum Qualifications • BS in Electrical Engineering or related degree. • Knowledge of power systems, ideally acquired through specific coursework, job experience, and internships. • 3+ years of relevant work experience • General knowledge of interpreting and applying common industry standards and codes • Computer proficiency in Microsoft Excel, Word, Visio. • Ability to travel (up to 25%) • Eligible to work in the United States without the need for employer visa sponsorship now or in the future. Preferred Qualifications • Experience with HV/MV electrical infrastructure (substations/switchyards, distribution systems, transmission lines, transformers.) • Ability to concurrently coordinate and manage multiple projects with various teams. • Strong verbal and written communications skills. Base Pay $125,000.00 - $145,000.00 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.

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