Sr Product Design Engineer

Lyten; San Jose (CA); On-site; USD 128,000 - 192,000; Full time

Benefits offered by this job

Equity

Healthcare

Dental

Vision

401K

Relocation assistance

Paid holidays

PTO

Sick time

Corporate discounts

Job summary

Lyten is seeking a Product Design Engineer to lead the mechanical design and integration of next-generation pouch battery systems. You will own cell architecture, engineering drawings, and BOM strategy from concept through pilot and production.

The ideal candidate will bring strong technical leadership, cross-functional influence, and hands-on battery design expertise to deliver robust, scalable, and high-performance products in a fast-paced environment.

Qualifications

• BS/MS in Mechanical Engineering is required.
• 3+ years hands-on experience in cell design in high-volume battery manufacturing.
• Proficient in SolidWorks CAD and PLM/PDM systems.
• Experience with data analysis tools (Python, R, MATLAB, Excel).
• Understanding of battery quality control methods (Hi-Pot, dimensional analysis, CT scans, weld testing, leak testing).
• Knowledge of statistical process control (SPC).
• Strong understanding of pouch cell architecture, cell electrochemistry and battery performance trade-offs.
• Experience working with cross-functional NPI or pilot builds in a fast-paced environment.

Responsibilities

• Lead design and release of pouch cell assembly drawings, specifications, CAD models, and BOMs.
• Own electrode layout, stack architecture, and mechanical containment design.
• Drive design-for-manufacturability and scale-up readiness.
• Lead DFMEA/PFMEA, tolerance stack-up, and engineering change management.
• Resolve complex assembly and integration challenges (tabs, sealing, electrolyte distribution, swelling).
• Translate manufacturability into robust design rules.
• Lead DOE planning and statistical analysis to optimize performance.
• Establish in-process quality control and inspection criteria.
• Drive root-cause analysis and corrective actions.
• Collaborate cross-functionally with manufacturing, quality, and supply chain.
• Support supplier technical reviews and cost reduction initiatives.
• Mentor junior engineers and provide technical leadership.

Skills

CAD design

SolidWorks

PLM/PDM

Data analysis

Python

R

MATLAB

SPC

Battery design

NPI pilot builds

Cross-functional teamwork

DFMEA/PFMEA

Education

BS/MS in Mechanical Engineering

Tools

PLM/PDM systems

Job description

Lyten is leading an industrial revolution through Lyten 3D Graphene™ , a breakthrough supermaterial unlocking a new generation of products - from lithium-sulfur batteries and energy storage systems to concrete admixtures, lightweight composites, and next-generation sensors that are revolutionizing industries. Together, these innovations are making a massive global improvement and driving real-world impact across energy, mobility, construction, and defense.

At Lyten, we believe the most meaningful careers begin with purpose - and with people who want to make a difference. We’re not just developing advanced supermaterials - we’re about to change the world as we know it, reshaping how energy is stored, how products are built, and how progress is made.

We’re entering an exciting growth phase, scaling production across the U.S. and Europe and expanding our team of engineers, scientists, and innovators.

We are seeking a Product Design Engineer with deep experience in pouch cell design, productization, and manufacturing scale-up to lead the mechanical design and integration of next-generation pouch battery systems. This role will own cell architecture, engineering drawings, and BOM strategy from concept through pilot and production. The ideal candidate will bring strong technical leadership, cross-functional influence, and hands-on battery design expertise to deliver robust, scalable, and high-performance products.

Job Responsibilities

• Lead design and release of pouch cell assembly drawings, specifications, CAD models, and BOMs
• Own electrode layout, stack architecture, and mechanical containment design
• Drive design-for-manufacturability and scale-up readiness
• Lead DFMEA/PFMEA, tolerance stack-up, and engineering change management
• Resolve complex assembly and integration challenges (tabs, sealing, electrolyte distribution, swelling)
• Translate manufacturability into robust design rules
• Lead DOE planning and statistical analysis to optimize performance
• Establish in-process quality control and inspection criteria
• Drive root-cause analysis and corrective actions
• Collaborate cross-functionally with manufacturing, quality, and supply chain
• Support supplier technical reviews and cost reduction initiatives
• Mentor junior engineers and provide technical leadership

Required Skills/Qualifications

• BS/MS in Mechanical Engineering
• 3+ years hands on experience in cell design working in the high volume battery manufacturing industry
• Proficient in CAD design (SolidWorks preferred)
• Experience with PLM/PDM systems
• Proficient in data analysis tools (Python, R, MATLAB, Excel)
• Understanding of battery quality control methods (Hi-Pot, dimensional analysis, CT scans, weld testing, leak testing, etc.)
• Knowledge of statistical process control (SPC)
• Strong understanding of pouch cell architecture, cell electrochemistry and battery performance trade-offs
• Experience working with cross-functional NPI or pilot builds in a fast-paced environment.

Physical Requirements

• Must be able to lift 50 lbs.
• Be able to work in a lab standing up to 8 hours each day.

Compensations Range

The expected base salary range for this position is between

$128,200.00 - $192,400.00

The level of pay within the range will depend on a variety of job-related factors that may include location, relevant prior experience and/or education, or particular skills and expertise.

Pay Transparency Disclosure:

This compensation and benefits information is based on Lyten’s estimate as of the date of publication and may be modified in the future. We generally do not negotiate on salary once we have made an offer. The level of pay within the range will depend on a variety of job-related factors that may include location, relevant prior experience and/or education, or particular skills and expertise. New hires joining the company tend to be paid within the starting base pay range noted above, with opportunities to increase pay over time based on development of additional skills, competencies, and company-specific knowledge.

In addition to base pay this position is eligible for tier based bonus and equity, healthcare, dental, vision, corporate discounts, paid holidays, PTO and sick time, 401K, employee relocation plan (if applicable)

Export/ITAR Compliance Disclosure

Certain positions within Lyten, Inc. require compliance with export control laws and, as a result, all interviewed candidates will be screened pre-interview to determine their eligibility in light of export restrictions.

This position requires access to technology, software and other information that is subject to governmental access control restrictions, due to export controls. Employment in this position is conditioned on the continued availability of government authorization to authorize release of such items, to the extent required, including without limitation an export license, or other documentation required to establish authorization to receive access to such items. Company may delay commencement of employment, rescind an offer of employment, terminate employment, and/or may modify job responsibilities, compensation, benefits, and/or access to Company facilities and information systems, as Company deems appropriate, in order to ensure compliance with applicable government access control restrictions.

Lyten is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, sex, age, status as a protected veteran, or status as a qualified individual with a disability. EEO Employer/Vet/Disabled.

Principals only; third party or agency submitted candidates will not be considered.

Why Work at Lyten

At Lyten, you’ll be part of a team that’s redefining what is possible in energy, materials, and manufacturing. We’re not just imagining the future - we’re building it today with breakthrough technologies that are changing how products are made and how industries innovate.

Our people are the heart of that mission. From world-class scientists and engineers to creative problem-solvers in operations, manufacturing, and commercialization, every member of the Lyten team plays a role in turning bold ideas into real-world impact. We believe that the best work happens when you’re doing great things in the world - with people you like. Collaboration, curiosity, and a shared sense of purpose drive everything we do.

What You’ll Find at Lyten

• A mission that matters: Contribute directly to solving complex challenges in energy, mobility, and materials innovation.
• Cutting-edge innovation: Work on technologies at the intersection of materials science, energy storage, and advanced manufacturing that strengthen energy security and local supply chains.
• Extraordinary people: Join a team of talented, friendly, and down-to-earth innovators who support, challenge, and inspire one another every day.
• Teamwork and culture: Experience a workplace built on trust, respect, and shared success - where collaboration fuels breakthroughs and everyone’s ideas are heard.
• Global impact: Help scale new materials and energy solutions that reinforce industrial resilience across the U.S. and Europe.
• Career growth: Be part of a fast-moving company entering a commercial growth phase, with opportunities to lead, learn, and make your mark.
• Purpose-driven values: Thrive in an environment that celebrates ingenuity, optimism, and meaningful progress - together.

Lyten offers the opportunity to do the most important work of your career - helping build the technologies that will power the next century of innovation.

Join us, and help transform industries, communities, and the planet with friends who share your drive to make a difference.