Engineering Senior Advisor - Energy Storage (BESS)

What You Can Expect

As an Energy Storage Engineer – Senior Advisor, you will serve as a subject matter expert (SME) in the design and engineering of Battery Energy Storage Systems (BESS), supporting ENGIE’s utility-scale renewable energy projects. You’ll lead technical development, ensure compliance with safety and performance standards, and collaborate across departments to deliver high-quality, long-term energy solutions.

What You Will Do:

- Serve as the subject matter expert for energy storage design and engineering within the Development Engineering team, guiding technical decisions across the BESS portfolio

- Develop and enhance technical specifications for BESS components—including battery enclosures, inverters, auxiliary power systems, and EMS/SCADA—ensuring performance, reliability, and safety

- Provide engineering support during construction and commissioning, including resolving RFIs, addressing field issues, and ensuring design intent is met

- Collaborate across internal teams—engineering, development, procurement—and manage external consultants to ensure cost-effective, timely, and technically sound project execution

- Oversee BESS plant design activities, including coordination with Owner’s Engineers to review design packages (30%, 60%, 90%, IFP/IFC), electrical studies, and vendor submittals, while advising on battery technology selection and system optimization

- Champion environmental health and safety in all electrical engineering and design aspects of ENGIE’s renewable energy projects, ensuring compliance with industry standards and best practices

- Lead fire protection and safety code compliance reviews for BESS installations, integrating regulatory requirements into system design and execution

What You’ll Bring

- A Bachelor’s degree in Engineering is required; advanced degrees and Professional Engineering (PE) licensure bring added value to the role

- Minimum of 10 years of engineering experience, including three (3) years in energy storage

- Proven experience in utility-scale AC and DC-coupled energy storage systems, including medium voltage collection systems and HV substation design

- Deep understanding of energy storage technologies, inverters, suppliers, and associated electrical studies for BESS plant integration

- Familiarity with energy storage use cases, financial modeling tools, and SCADA/control system integration for project optimization

- Working knowledge of industry codes and standards such as NFPA 855, UL9540/UL9540A, and NESC, with ability to apply them in real-world project design and execution

Additional Details

- This role is eligible for our hybrid in-office work policy in the Broomfield, CO office

- Must be available to travel domestically up to 30% of the time and with the need for some overnight trips

- Must possess a valid U.S. driver’s license/clean driving record; for the ability to drive to site locations

- Must be willing and able to comply with all ENGIE ethics and safety policies

Compensation

Salary Range: $131,000 – $200,790 USD annually

This represents the average expected pay range for a qualified candidate.

ENGIE complies with all federal, state, and local minimum wage laws. Actual salary offered may vary depending on geography, experience, education, internal pay alignment, or other bona fide factors.

In addition to base pay, this position is eligible for a competitive bonus / incentive plan.

Your Talent Acquisition Partner can share more specific information regarding the benefits or the salary for the position based on the work location.

At ENGIE, we take your well-being seriously. Our comprehensive benefits package includes options for medical, dental, vision, life insurance, employer-paid short-term and long-term disability insurance, ESPP, generous paid time off including wellness days, holidays and leave programs. We also help you plan for retirement by offering a 401(k) Retirement Savings Plan with a company match. But that's not all – we're dedicated to the health and happiness of your entire family, offering supplemental benefits for full time employees that enhance emotional and physical well-being through all stages of life from family forming to caregiver benefits. Explore our benefits package to see how we can support you. Learn more.

Why ENGIE?

ENGIE North America isn’t just participating in the Zero-Carbon Transition, we’re leading it! Join us as we develop energy that is renewable, efficient, and accessible to everyone.

ENGIE is proud to be an equal opportunity workplace, and we are firmly committed to creating an inclusive workplace for all employees. We are committed to providing employees with a work environment free of discrimination and harassment. All qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, or other legally protected status.

If you need assistance with this application or a reasonable accommodation due to a disability, you may contact us at ENGIENA-ENGIEHR@ENGIE.com. This email address is reserved for individuals with disabilities in need of assistance and is not a means of inquiry regarding positions or application status.

We are unable to sponsor or take over sponsorship of an employment visa for this role at any time.

The safety of our employees is our number one priority. All employees at ENGIE have both a duty and the authority to STOP WORK if unsafe acts are observed.

Business Unit: GBU Renewables & Flexible Power

Division: R&B NORTHAM

Legal Entity: ENGIE North America Inc.

Professional Experience: Skilled ( >3 experience <15 years)

Education Level: Bachelor's Degree

Why this matters to us

Our organisation is an equal opportunity employer and is committed to fostering a diverse and inclusive workplace. We offer reasonable accommodations upon request for individuals with disabilities.