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Re:Build Manufacturing · 4 days ago

Sales Applications Engineer - Battery Pack Systems

New Kensington, PA

Full-time

Onsite

Mid Level

3+ years exp

Re:Build Manufacturing is a rapidly growing family of industrial businesses focused on revitalizing the U.S. manufacturing base. The Sales Applications Engineer will act as the technical and commercial bridge between customers and internal teams, translating customer needs into actionable designs and proposals while supporting new business development.

IndustrialIndustrial AutomationIndustrial ManufacturingMachinery ManufacturingManufacturing

Responsibilities

Participate in customer meetings, site visits, and design reviews to gather detailed technical requirements and application context

Lead the RFQ/RFI intake process—gathering, clarifying, and documenting specifications such as voltage, capacity, cooling, BMS integration, form factor, and compliance standards (UN 38.3, UL 1973, UL 9540A, etc.)

Identify information gaps and coordinate internally and externally to resolve open items

Maintain a digital archive of all RFQs, proposals, and revisions within the RBBS project system

Translate customer needs into feasible battery module and pack configurations using established cell and module libraries (LFP, NMC, Si-Li, Na-ion, etc.)

Develop costed BOMs, labor estimates, and lead-time assumptions in collaboration with engineering, manufacturing, and supply-chain teams

Prepare comprehensive proposal packages—technical descriptions, performance summaries, compliance matrices, pricing details, and commercial terms

Support development of compelling customer presentations and proposal documents that effectively communicate Re:Build’s technical differentiation

Partner with design, testing, and manufacturing teams to validate technical feasibility and production capability

Ensure alignment between proposal assumptions and real-world constraints in engineering, tooling, and operations

Provide smooth handoff from quote to program kickoff, supporting the transition to project execution

Contribute to continuous improvement of quoting tools, standard templates, and cost models

Participate in trade shows, customer visits, and industry events to represent Re:Build’s capabilities and gather market intelligence

Track trends in applications, chemistry preferences, standards, and competitive benchmarks

Provide early technical screening for new leads to help prioritize and qualify opportunities

Qualification

Battery systems experienceTechnical sales experienceLithium-ion battery architectureExcel-based cost modelingSolidWorks/AutoCAD proficiencyCommunication skillsProject management skillsInterpersonal skills

Required

Bachelor's degree in Electrical, Mechanical, Mechatronics, or related Engineering majors

3–5 years of experience in technical sales, applications engineering, or product development within battery systems, electrification, or related industries

Strong understanding of lithium-ion battery architecture (cells, modules, packs, BMS, and thermal management)

Proven ability to interpret engineering drawings and specifications and translate them into commercial proposals

Proficiency in Excel-based cost modeling and familiarity with SolidWorks/AutoCAD or equivalent tools

Excellent written and verbal communication skills; capable of simplifying complex technical topics for non-technical audiences

Exceptional interpersonal and project management skills, with a collaborative and solutions-focused approach

Preferred

Experience preparing quotations or proposals for automotive, defense, ESS, or industrial applications

Familiarity with manufacturing processes such as cell welding, harness assembly, and enclosure design

Knowledge of ERP and CRM platforms (HubSpot, Salesforce, or similar)

Exposure to DFMEA, DV/PV validation planning, or battery certification processes

Prior involvement in customer presentations, trade shows, or technical conferences

Benefits

Every employee of Re:Build will share ownership in the company and will share in the financial rewards of the success we achieve together, at all levels of the company!

Company

Re:Build Manufacturing

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

Founded in 2020

Framingham, Massachusetts, USA

1001-5000 employees