Battery Pack- Mechanical Engineer

Fruition Group US; San Francisco (CA); On-site; USD 120,000 - 170,000; Full time

Job summary

Fruition Group US is seeking a Mechanical Engineer to lead design and analysis of lithium-ion battery packs through concept, prototyping, analysis, modeling, drafting, manufacturing, and test. You will drive program-critical decisions and communicate impacts across engineering teams and with customers.

The role requires 3+ years in battery pack design, 5+ years in engineering in automotive or related sectors, and proficiency with CAD tools like CATIA or SolidWorks, plus FEA tools such as FEMAP

Qualifications

• Bachelor-level degree in a technical field.
• 3+ years in system design for battery packs or related tech.
• 5+ years in engineering in automotive, aerospace, or industrial sectors.

Responsibilities

• Lead product design and development for battery packs.
• Drive program-critical decisions across engineering teams.
• Identify core issues, develop solutions, and communicate impacts.
• Create CAD models and presentations for customers.
• Develop supporting docs like BOMs and assembly procedures.
• Ensure compliance with standards and battery pack requirements.
• Collaborate cross-functionally to verify hardware and software meet system needs.

Skills

System design

Leadership

CAD CATIA

CAD SolidWorks

FEA

UL cert

BS Mechanical

Education

BS Mechanical Engineering

Tools

CATIA

SolidWorks

FEMAP

NASTRAN

Job description

As a Mechanical Engineer on our battery team, you\'ll lead the design and analysis of lithium-ion battery packs across the full program lifecycle - concept, prototyping, analysis, modeling, drafting, manufacturing, and test - helping bring our portfolio to market across multiple industries.

What you\'ll do

• Lead product design and development for our battery packs
• Drive program-critical decisions across engineering teams
• Identify core issues, develop solutions, and communicate impacts internally and externally
• Create and deliver CAD models and presentations to customers
• Develop supporting documentation - BOMs, assembly and installation procedures
• Ensure compliance with standards and battery pack performance requirements
• Work cross-functionally to verify battery hardware and software meet system needs

What you bring

• 3+ years of system design for lithium-ion battery packs or related technologies
• 5+ years of engineering experience in automotive, aerospace, or industrial sectors
• Experience designing, developing, and testing battery systems for electrified propulsion or stationary storage
• Strong technical communication and demonstrated leadership, collaboration, and problem-solving
• Basic understanding of UL or similar certification processes
• Proficiency in CAD (Catia or Solidworks) and analysis packages (FEMAP, NASTRAN, or equivalent)
• BS in Mechanical Engineering, Electrical Engineering, Physics, or similar

Export-controlled role: candidates must be a U.S. citizen, permanent resident