Energy Storage Engineer I

IEA Infrastructure and Energy Alternatives • Phoenix, AZ

4d • Onsite

About The Position

The Energy Storage Engineer I supports the engineering, design, and execution of utility-scale battery energy storage system (BESS) projects. The role performs routine engineering tasks using foundational engineering principles and prescribed procedures, assisting with project layouts, technical deliverables, equipment evaluations, and data analysis to support safe, reliable, and cost-effective designs.

The engineer works under the guidance of senior engineers and coordinates with internal project teams and external engineering consultants as directed by project leadership. Duties include preparing preliminary BESS layouts, engineering documents, basic calculations, recommendations, and data used to support design and project execution. The role also provides technical support to estimating, contributes to value engineering and cost-reduction efforts, reviews field documents, and may travel to project sites as required.

The position may be located at the company’s offices in Dallas, Texas; Indianapolis, Indiana; or Phoenix, Arizona. MasTec Renewables is part of MasTec Clean Energy & Infrastructure and works across renewable energy construction, including solar, wind, and battery storage. The company describes safety and sustainability as foundational to its culture.

Requirements

• Bachelor’s degree in Civil, Structural or Geotechnical Engineering, Electrical Engineering, Construction Management, or a related field.
• Proficiency with AutoCAD and Microsoft Office Suite.
• Effective verbal and written communication skills.
• Strong technical writing skills for technical narratives.
• Ability to read, analyze, and interpret drawings, professional journals, technical procedures, contracts, and governmental regulations.
• Ability to write reports and business correspondence and document project activities.
• Basic understanding of budget, schedule, and quality requirements.
• Ability to interpret instructions provided in written, oral, diagram, or schedule form.
• Ability to work independently and effectively with project managers, clients, consulting engineers, design and technical personnel, and manufacturing partners.
• Open-mindedness, creativity, and ability to adapt and expand theories to find solutions within code requirements.
• Confidence and ability to substantiate code interpretations and mathematically prove design concepts.
• Ability to multitask and manage multiple projects.
• Ability to communicate design concepts and lead meetings involving clients, project engineers, code officials, and third-party consultants.
• Take reasonable care of personal and others’ health and safety and work toward the Company’s Zero Injury principles.

Nice To Haves

• Advanced degree.
• One to three years of related work experience.
• EIT certification or progress toward obtaining it.
• Experience in renewable energy or energy storage, or electrical engineering experience in construction environments.
• Experience with engineering software; the company uses AutoCAD, Bluebeam, and CYMCAP.

Responsibilities

• Promote and comply with Company safety policies and procedures.
• Support implementation of lessons learned and industry best practices, with a focus on continuous improvement.
• Create and optimize preliminary BESS layouts under guidance from senior engineers.
• Prepare and review engineering deliverables, including drawings, reports, specifications, and limited-scope studies.
• Research BESS equipment and materials and develop recommendations.
• Develop familiarity with departmental design guides, engineering standards, codes, and company procedures.
• Support compliance with Company engineering and quality standards and processes.
• Assist with design reviews and identify opportunities for value engineering and improvement.
• Coordinate with internal project team members and external engineering consultants as directed by project leadership.
• Collect, organize, and manage engineering data to support design decisions.
• Prepare basic engineering calculations using standard methods and principles.
• Communicate with project managers, engineers, and technical personnel to support project execution.
• Focus on the needs of internal clients and develop a basic understanding of external clients’ interests and drivers.
• Share knowledge of current technology and processes.
• Provide technical support to the Estimating team as needed.
• Contribute to process improvements, equipment enhancements, and cost-reduction initiatives.
• Review field documents and check alignment with contractual requirements and standard installation practices.
• Travel to project sites as required to resolve engineering issues, gather lessons learned, and strengthen relationships with field teams.
• Perform other duties as assigned.

Benefits

• Competitive pay with ongoing performance review and merit increases.
• 401(k) with company match.
• Employee Stock Purchase Plan (ESPP).
• Flexible spending account for healthcare and dependent care.
• Medical, dental, and vision insurance, with plan choice and coverage for spouse, domestic partner, and children.
• Diabetes management, telehealth coverage, prescription drug plan, pet insurance, and weight management drug discount.
• Discounted national gym membership network.
• Paid time off and paid holidays.
• Bereavement leave.
• Military leave, including benefits continuation.
• Employee Assistance Program.
• Short- and long-term disability insurance.
• Life insurance and accidental death and dismemberment coverage.
• Voluntary life insurance, accident, critical illness, and hospital indemnity coverage.
• Emergency Travel Assistance Program.
• Group legal plan.

What This Job Offers

• Job Type: Full-time
• Career Level: Entry Level