Senior Product Engineer

UNAVAILABLE; Ann Arbor (MI); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Competitive compensation

Health insurance

Retirement plan

Paid time off

Employee assistance program

Fitness discounts

Career advancement

Job summary

Navitas Systems LLC, a leader in energy storage solutions, seeks a Senior Product Engineer to lead complex battery-module and pack development for commercial, industrial, and automotive applications. You will guide product requirements, interfaces, and validation, coordinating across mechanical, electrical, thermal, manufacturing, and quality teams to deliver robust solutions.

Ideal candidates have 7–10 years of electro-mechanical product experience, strong engineering judgment, and proven

Qualifications

• Bachelor’s degree in Mechanical, Electrical, or Systems Engineering.
• 7–10 years of product development or engineering experience.
• Experience developing electro-mechanical products from concept through production.
• Strong understanding of multi-discipline engineering principles.
• Ability to lead complex engineering workstreams with limited oversight.

Responsibilities

• Lead complex battery-pack product development activities from concept through production and launch.
• Develop and refine product requirements, specifications, interfaces, and technical acceptance criteria.
• Influence product architecture and resolve mechanical, electrical, thermal, and packaging interfaces.
• Lead design reviews, testing, and issue-resolution across engineering functions.
• Drive root-cause investigations and corrective actions for issues.
• Mentor engineers and provide technical leadership across workstreams.

Skills

Product development

Systems engineering

Technical leadership

Cross-functional leadership

Root-cause analysis

Requirements engineering

Engineering judgment

Technical communication

Risk management

Education

Bachelor's degree in Mechanical, Electrical, or Systems Engineering

Tools

MATLAB

Python

Excel

FEA

Job description

Get to know East Penn!

Navitas Systems LLC, a leader in comprehensive energy storage solutions, was formed in 2011 with the merger of MicroSun Innovative Energy Storage Solutions and MicroSun Electronics, and the acquisition of lithium battery company A123 Systems’ Government Solutions Group. In 2019, East Penn Manufacturing, one of the world’s leading battery manufacturers, acquired majority interest in Navitas Systems. In SEVEN remarkable decades, East Penn has grown from a one-room shop with a product line of five automotive batteries to one of the world’s leading battery manufacturers with over 10,500 full-time employees, 515 product designs, operations around the world, and hundreds of awards for industry excellence.

At our Navitas facilities we engage in the research, design, development, and manufacture of advanced lithium cells and energy storage products and systems for both commercial and industrial customers. We invest in our people, they are and always will be the heart of this company. Are you ready to join a family-owned enterprise committed to honoring the contributions of everyone? Then Navitas is the right place for you.

Overview

The Senior Product Engineer leads complex product development activities for lithium-ion battery modules and packs used in commercial, industrial, and automotive applications. This role leads product-level technical workstreams, develops and refines product requirements and interfaces, drives complex integration and validation activities, and makes higher-level technical decisions within assigned products or programs. The engineer provides technical leadership across mechanical, electrical, systems, thermal, manufacturing, quality, test, supplier, and program teams while delivering robust products that meet technical and business objectives.

Responsibilities

• Lead complex battery-pack product development activities from concept through production and launch.
• Develop and refine product requirements, specifications, interfaces, and technical acceptance criteria from system and customer needs.
• Develop and influence product architecture and resolve complex mechanical, electrical, thermal, structural, and packaging interfaces.
• Lead complex product integration activities and make product-level technical decisions within assigned programs.
• Lead major design reviews, technical reviews, and issue-resolution activities across engineering functions.
• Lead prototype builds, design verification, validation, and simulation-to-test correlation for complex products.
• Drive root-cause investigations for complex test, field, manufacturing, supplier, and reliability issues and ensure effective corrective actions.
• Lead product-level tradeoffs involving performance, cost, quality, reliability, manufacturability, serviceability, timing, and technical risk.
• Lead complex engineering changes through impact analysis, review, validation, and release.
• Lead supplier technical resolution for critical or complex components and interfaces.
• Develop and improve product architecture, layouts, BOMs, specifications, design standards, and engineering documentation.
• Drive technical risk identification, mitigation planning, and closure across product development workstreams.
• Present technical recommendations, risks, decisions, and product status to engineering and cross-functional leadership.
• Develop engineering methods, standards, and processes that improve product development effectiveness and product performance.
• Mentor Mechanical Engineer I/II and Product Engineer I/II team members and provide technical leadership across engineering workstreams.

Qualifications

Minimum (Required) Qualifications:

• Bachelor’s degree in Mechanical Engineering, Electrical Engineering, Systems Engineering, or a related engineering discipline.
• 7–10 years of relevant product development or engineering experience.
• Extensive experience developing complex electro-mechanical products from concept through production.
• Strong understanding of mechanical, electrical, thermal, structural, and systems-level engineering principles.
• Experience developing product requirements, architecture, interfaces, validation strategies, and technical specifications.
• Experience leading complex product integration, testing, root-cause analysis, and technical problem resolution.
• Strong engineering judgment and ability to make decisions across multiple technical disciplines.
• Strong technical communication and cross-functional leadership skills.
• Ability to independently lead complex engineering workstreams with limited oversight.

Preferred Qualifications:

• Extensive experience with battery packs, electric vehicles, energy storage systems, or other complex electro-mechanical products.
• Experience with high-voltage battery systems and associated mechanical, electrical, thermal, safety, and reliability requirements.
• Experience with product architecture, DFMEA, DVPR, configuration management, and phase-gate development.
• Experience with FEA, thermal, vibration, shock, electrical, or other engineering analysis methods.
• Experience with preparing documentation for compliance and certification including ISO 26262,ISO 15288, INCOSE, UL9540, and UL1973.
• Experience with GD&T, tolerance analysis, DFMA, and serviceability.
• Experience leading supplier development and qualification of critical components.
• Familiarity with automotive, industrial, or commercial product development standards.
• Experience with MATLAB, Python, Excel, or other engineering data analysis tools.
• Experience leading cross-functional technical programs or major product workstreams.

Core Competencies

• Complex product development and integration
• Systems-level thinking
• Requirements and architecture
• Technical leadership
• Engineering judgment
• Technical problem solving
• Root-cause analysis
• Product validation and testing
• Cross-functional leadership
• Risk management
• Technical communication
• Continuous improvement
• Mentoring and technical development

Disclaimer: This job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice

East Penn Benefits

Navitas/East Penn offers excellent benefits:

• Competitive compensation
• Group health insurance that includes high quality medical, dental, vision and prescription coverage with a low employee premium
• Retirement Savings Plan with company match and a 3% employer contribution
• Paid company holidays and Paid Time Off (PTO)
• Employee assistance program
• Fitness Discounts
• Promotional opportunities

At Navitas/East Penn, our employees are our culture; our employees will always be the heart of the company. We are a private, family-owned enterprise committed to cultivating an atmosphere that honors the contributions of everyone. We want our employees to have long-term careers, and many do. More than 38% of our workforce has over a decade of service. Our open-door management policy, comprehensive benefits package, employee appreciation and recognition events, and career advancement opportunities are just some of the ways we show our employees how incredibly valued they are.

EOE/VEVRAA