Sales Applications Engineer - Battery Pack Systems

Applications Engineer - Battery Pack Systems

4 days ago Be among the first 25 applicants

Re:

Build Manufacturing, LLC (Re:

Build) is a rapidly growing family of industrial businesses combining enabling technologies, operational superiority, and strategic M&A to build America’s next generation industrial company. At Re:

Build we deploy deep expertise in operations management and technology to supercharge performance of our subsidiaries by implementing core technologies across industrial platforms in diverse growth markets. Our goal is to help revitalize the U.S. manufacturing base over the coming decades, creating substantial opportunities for our employees and the communities where we operate.

We leverage deep professional expertise and a candid, principled operating culture to drive differentiated outcomes for our customers, our employees, our communities and our investors. Ours is a fast‑paced environment where individuals can stretch and be challenged with a wide variety of opportunities and projects. We empower and support our employees to pursue their fullest potential and provide meaningful avenues for personal and professional growth.

Re:

Build Battery Solutions is a turnkey battery provider focused on the design, development and manufacturing of durable, high‑quality battery packs for motive and stationary energy storage applications. We also offer custom and off‑the‑shelf battery management systems (BMS) and we design and build battery process lines. We are committed to strengthening the U.S. battery value chain by providing reliable, cost‑effective, domestic technology solutions and exceptional customer service.

Re:

Build Battery Solutions is part of Re:

Build Manufacturing, a family of industrial businesses combining cutting‑edge enabling technologies, operational superiority, and strategic M&A to build America’s next‑generation industrial company.

Re:

Build Battery Solutions is seeking an Applications Engineer to join our growing team developing advanced lithium‑ion battery packs for automotive, aerospace, defense, industrial, and renewable‑energy customers. The Applications Engineer will serve as a critical technical interface between our customers and internal engineering and manufacturing teams—supporting technical sales, quotation development, and early‑stage design definition for battery pack programs.

This role requires both strong technical understanding of battery systems and excellent communication skills to translate customer requirements into clear technical and commercial proposals.

• Serve as the primary technical liaison for new business opportunities, supporting the sales team with technical responses, customer Q&A, and proposal development.
• Interpret customer specifications and requirements to define battery pack configurations, electrical and mechanical interfaces, performance targets, and validation needs.
• Lead or support the preparation of cost and timing estimates for engineering and production quotations, collaborating with design, manufacturing, and supply‑chain teams.
• Develop technical proposal materials including system architecture descriptions, performance summaries, and compliance matrices.
• Participate in customer design reviews and present Re:
  
  Build’s technical capabilities and solutions.
• Support feasibility assessments and early‑stage concept studies for new applications.
• Maintain a deep understanding of Re:
  
  Build’s engineering, testing, and manufacturing capabilities to ensure accurate quoting and positioning.
• Coordinate with engineering and operations teams to ensure smooth handoff from quote to program kickoff.
• Contribute to continuous improvement of quoting tools, standard templates, and cost models.

• Bachelor’s degree in Mechanical Engineering
  , Electrical Engineering
  , or related technical field.
• 3+ years of experience in applications engineering, technical sales, or product development—preferably in battery systems
  , electrification
  , or automotive components
  .
• Strong understanding of lithium‑ion battery technology, including cell formats, pack architectures, thermal management,…