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Battery Cell Engineer Jobs in Wheaton, IL (NOW HIRING)

Lead Energy Storage Engineer

Chicago, IL · On-site

$105K - $139K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

In this role, you will bring deep technical expertise in battery energy storage system design ... of cell chemistry, BMS, PCS, thermal management, and integration architecture, and support ...

Lead Energy Storage Engineer

Chicago, IL · On-site

$105K - $139K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

In this role, you will bring deep technical expertise in battery energy storage system design ... of cell chemistry, BMS, PCS, thermal management, and integration architecture, and support ...

HVAC Technician

Elgin, IL · On-site

$30 - $38/hr

Pearce provides technical maintenance, repair, operations, and engineering services for ... battery energy storage systems (BESS), critical cooling systems, and other electrical and ...

HVAC Technician

Elgin, IL · On-site

$30 - $38/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Pearce provides technical maintenance, repair, operations, and engineering services for ... battery energy storage systems (BESS), critical cooling systems, and other electrical and ...

Battery Cell Engineer information

See Wheaton, IL salary details

$68.6K

$111.6K

$161.9K

How much do battery cell engineer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for battery cell engineer in Wheaton, IL is $111,552.00, according to ZipRecruiter salary data. Most workers in this role earn between $91,800.00 and $125,600.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a battery cell engineer?

To thrive as a Battery Cell Engineer, you need a solid background in electrochemistry, materials science, and engineering principles, typically supported by a bachelor's or master's degree in chemical, materials, or electrical engineering. Experience with laboratory equipment, battery modeling software, and knowledge of industry standards like ISO and IEC, as well as certifications such as Six Sigma or PMP, are valuable. Strong problem-solving abilities, attention to detail, and effective teamwork and communication skills set exceptional engineers apart. These skills and qualities are crucial for designing safe, high-performance batteries and driving innovation in energy storage technologies.

What are some typical challenges battery cell engineers face when scaling up from prototype to mass production?

Battery Cell Engineers often encounter challenges when transitioning from prototype development to mass production, such as ensuring consistency in cell performance across large batches, managing supply chain variability, and addressing new quality control issues that arise at scale. They must work closely with manufacturing, quality assurance, and procurement teams to troubleshoot production bottlenecks and maintain strict safety standards. Effective communication and problem-solving skills are essential, as the role requires both hands-on technical work and cross-functional collaboration to achieve reliable, high-volume output.

What does a battery cell engineer do?

A Battery Cell Engineer is responsible for designing, developing, and testing battery cells used in a variety of applications such as electric vehicles, consumer electronics, and renewable energy storage. They work on improving battery performance, safety, and lifespan by selecting materials, optimizing cell architecture, and overseeing manufacturing processes. Battery Cell Engineers collaborate with cross-functional teams to ensure that battery systems meet both technical and regulatory requirements.

What is the difference between Battery Cell Engineer vs Battery Pack Engineer?

AspectBattery Cell EngineerBattery Pack Engineer
ResponsibilitiesDesigns and develops individual battery cells, focusing on chemistry, materials, and performanceDesigns and integrates multiple cells into battery packs, focusing on system integration, safety, and thermal management
Required SkillsElectrochemistry, materials science, cell testingElectrical engineering, system integration, thermal management
Work EnvironmentLaboratories, R&D centersManufacturing facilities, vehicle integration sites
Industry UsageAutomotive, consumer electronics, energy storageElectric vehicles, energy storage systems, industrial applications

While both roles focus on batteries, the Battery Cell Engineer specializes in developing individual cells, whereas the Battery Pack Engineer works on assembling and optimizing multiple cells into complete battery systems. Both roles require knowledge of battery technology but differ in scope and focus.

What are popular job titles related to Battery Cell Engineer jobs in Wheaton, IL?

For Battery Cell Engineer jobs in Wheaton, IL, the most frequently searched job titles are:

What cities near Wheaton, IL are hiring for Battery Cell Engineer jobs?

Cities near Wheaton, IL with the most Battery Cell Engineer job openings:

Senior Staff Engineer, Engineering (Battery Storage)

Invenergy LLC

Chicago, IL • On-site

$105K - $125K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 14 days ago


Invenergy rating

9.3

Company rating: 9.3 out of 10

Based on 10 frontline employees who took The Breakroom Quiz


Job description

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.

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 Sr. Staff Engineerwill perform engineering activities for project development and assist with the technical design and evaluation of utility-scale battery storage projects in Invenergy's target markets throughout North America.

This position is on-site at Invenergy's office in downtown Chicago, IL.

Responsibilities

Battery Storage Engineering Group Responsibilities

  • Interface with battery, inverter, and padmount transformer Original Equipment Manufacturers (OEMs) to obtain technical information and stay apprised of technology advancements and trends.

  • Prepare conceptual project layouts utilizing QGIS, CAD, or Visio software. Optimize layouts in order to maximize project value.

  • Conduct site visits to support site evaluation, suitability, and due diligence efforts.

  • Assist the Development team with federal, state, county, and local permitting efforts.

  • Support the progress of team initiatives including safety, material/process template improvement, etc.

Project Execution

  • Manage the layout and design of the battery array and coordinate with the selected vendors to ensure design compatibility.

  • Work with the Electrical Engineering team to support electrical system design and compliance efforts.

  • Interface with the Project Management and Operations teams leading up to and through project commercial operations. Ensure timely and complete transfer of technical responsibilities.

  • Participate in landowner meetings, community outreach events, and monthly construction meetings.

  • Work with the Structured Finance team to provide responses to lender and independent engineer due diligence questions throughout the project financing process.

Request for Proposal (RFP) Support

  • Work with Procurement and battery manufactures to quote various systems to meet the RFP requirements.

  • Prepare pricing models for various storage energy system use cases.

  • Determine project sizing and operational requirements based on key market drivers, customer needs, RFP requirements, and Invenergy's Basis of Design

  • Coordinate with the Project Management team to determine construction and commercial costs.

  • Support the Development and Origination teams with the preparation of sales proposals to customers.

Minimum Qualifications

  • BS in Electrical, Chemical, or Mechanical Engineering or related technical discipline including but not limitedto Physics, Material Science, and EnvironmentalScience.

  • 2+ years of engineering or related technical discipline experience, preferably in the renewable energy industry

  • Some travel required (up to 20%)

  • Eligible to work in the United States without the need for employer visa sponsorship now or in the future.

Preferred Qualifications

  • MS in Electrical, Chemical, or Mechanical Engineering

  • Familiarity with LFP chemistry, battery cell, module, rack, and enclosure designs

  • Knowledge of the procurement, integration, and construction processes for renewable facilities and battery storage projects in particular.

  • Experience with contract negotiations and electrical engineering design

  • Familiarity with DC/AC inverters or DC/DC converter operation

  • Familiarity with communication protocols such as Modbus, TCP/IP, CANbus, or DNP3

  • Experience with modeling energy project economics and familiarity with concepts such as NPV, IRR and LCOE.

  • 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.

Base Pay

$105,000.00 - $125,000.00 USD Annual
Bonus: 15%

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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