Job Title: Lead Battery & Product Engineer (Part-Time)
Company: Joy Boost
Location: Remote work
Compensation: This is a pre-revenue equity-based role with salary commencing post-funding. We want to be very clear that there will not be pay starting out

QUALIFICATIONS

• Background in electrical, mechanical, or chemical engineering (battery design experience preferred).
• Proficiency in CAD software (SolidWorks, Fusion 360, or similar).
• Understanding of battery chemistries, charging systems, and PCB integration.
• Ability to work independently, meet milestones, and communicate effectively.
• Resourceful and creative problem-solver with a passion for sustainable technology.

ROLE SUMMARY

As the Lead Battery & Product Engineer, you will be responsible for the design, prototyping, and technical oversight of our next-generation battery products. You will work directly with the CEO and key stakeholders, contributing to product innovation, manufacturing readiness, and specialized use-case adaptations (military, emergency response, sustainability-driven solutions).

KEY RESPONSIBILITIES

• Product Design & CAD
• Create detailed CAD models and technical drawings for our single-use, rechargeable, and solar-powered battery formats.
• Prepare manufacturer-ready design files and ensure alignment with production capabilities.
• Battery Engineering
• Design and evaluate battery chemistries (LiPo, LiFePO₄, zinc-sulfur, iron-air, etc.) for size, efficiency, safety, and environmental impact.
• Integrate solar charging and other sustainable power solutions.
• Optimize for ultra-thin, lightweight form factors without compromising capacity or safety.
• Application-Specific Adaptations
• Develop configurations for disaster relief and defense applications (e.g., satellite phone backup systems).
• Ensure compliance with relevant safety and military specifications.
• Collaboration & Communication (Optional)
• Act as the technical point of contact for investors, partners, and prospective buyers.
• Translate technical specifications into clear, compelling product information.
• Innovation & IP Development *
• Explore new chemistries, form factors, and charging technologies.
• Propose novel solutions and designs—potential to be named on patents.