Battery Engineer

Fruition Group US; Pennsylvania; On-site; USD 110,000 - 160,000; Full time

Job summary

Fruition Group US is seeking a Battery Pack Engineer in the United States. The role focuses on the design, analysis, and development of advanced lithium-ion battery systems from concept through validation and production launch.

You will lead systems-level decisions, collaborate with multidisciplinary teams, and ensure safety, performance, and regulatory compliance across the lifecycle of electrified propulsion and energy storage projects.

Qualifications

• Bachelor's degree in mechanical/electrical engineering, physics, or related field.
• 3+ years designing lithium-ion battery packs or related energy storage tech.
• 6+ years of engineering in automotive, aerospace, industrial, or energy storage.
• Experience designing, developing, and testing battery systems for electrified propulsion or stationary energy storage applications.
• Proficiency with CAD software such as CATIA or SolidWorks.
• Familiarity with FEMAP or NASTRAN for analysis.
• Strong communication skills to present concepts to diverse audiences.
• Ability to thrive in fast-paced development environments.
• Understanding of battery safety standards and regulatory requirements.

Responsibilities

• Lead design and development of battery pack systems for electrification applications.
• Define system architectures and drive decisions across product lifecycle.
• Develop concepts, CAD models, and engineering docs.
• Perform analysis, modeling, and simulations of battery performance.
• Create BOMs, assembly docs, and installation procedures.
• Support prototype builds, testing, validation, and manufacturing.
• Collaborate with PM, procurement, manufacturing, software, and engineering teams.
• Verify hardware and software meet safety and performance requirements.
• Present findings and design reviews to customers and stakeholders.

Skills

Team collaboration

Communication

Problem-solving

Systems thinking

Presentation skills

Fast-paced environment

Education

Bachelor's in engineering/physics

Tools

CATIA

SolidWorks

FEMAP

NASTRAN

Job description

We design and manufacture advanced battery pack systems for motive and stationary energy storage applications. Our team develops high-performance, durable battery solutions and supports products from concept through production across a range of industries, including transportation, aerospace, industrial equipment, and energy storage. We are committed to delivering innovative, reliable, and scalable electrification technologies through strong engineering execution and cross-functional collaboration.

The Role

As a Battery Pack Engineer, you will be responsible for the design, analysis, and development of advanced lithium-ion battery systems. You will lead technical decisions across the product lifecycle, from concept development and prototyping through validation, manufacturing, and production launch.

This role requires a combination of systems-level thinking, hands-on engineering expertise, and strong leadership skills. You will work closely with multidisciplinary teams to develop robust battery solutions while ensuring compliance with performance, safety, and regulatory requirements.

What You'll Do

• Lead the design and development of battery pack systems for a variety of electrification applications
• Define system architectures and drive technical decision-making throughout the product development lifecycle
• Develop battery pack concepts, detailed designs, CAD models, and supporting engineering documentation
• Perform engineering analysis, modeling, and simulations to evaluate battery system performance and reliability
• Create and maintain bills of materials, assembly documentation, and installation procedures
• Support prototype builds, testing activities, validation programs, and manufacturing implementation
• Collaborate with program management, procurement, manufacturing, software, and engineering teams to ensure successful product execution
• Verify battery hardware and software systems meet functional, performance, and safety requirements
• Ensure compliance with applicable industry standards, certifications, and customer requirements
• Present technical findings, design reviews, and project updates to customers and internal stakeholders

Required Qualifications

• Bachelor's degree in Mechanical Engineering, Electrical Engineering, Physics, or a related technical discipline
• 3+ years of experience designing lithium-ion battery packs or related energy storage technologies
• 6+ years of engineering experience within automotive, aerospace, industrial, energy storage, or similar industries
• Experience designing, developing, and testing battery systems for electrified propulsion or stationary energy storage applications
• Proficiency with CAD software such as CATIA, SolidWorks, or similar design tools
• Familiarity with engineering analysis tools such as FEMAP, NASTRAN, or equivalent simulation packages
• Strong written and verbal communication skills, including the ability to present technical concepts to diverse audiences
• Demonstrated problem-solving ability and experience working within multidisciplinary engineering teams
• Ability to thrive in a fast-paced development environment
• Understanding of battery safety standards, certification processes, and regulatory requirements such as UL or equivalent

Preferred Qualifications

• Master's degree in Mechanical Engineering, Electrical Engineering, Physics, or a related field
• 4+ years of project or technical leadership experience
• Experience with Battery Management Systems (BMS), controls, or battery software development
• Familiarity with battery modeling, simulation, and experimental validation techniques
• Experience leading cross-functional engineering programs from concept through production
• Knowledge of battery pack integration, thermal management, and system-level performance optimization

Location

• Pittsburgh, PA or San Francisco, CA

Note: eligible for US Citizen or Green card holder only