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Assistant Chief Engineer, Battery Pack

Our Next Energy · Our Next Energy is a developer of energy storage technology to expand access to sustainable power.

12 MILE; Van Buren 1Engineer101-250 employeesPosted 21 days ago
Series Craised 13 days agoled by Temasek, Franklin Templeton, Coatue

This board only lists companies whose most recent round closed in the last 180 days.

Apply on Our Next Energy’s site

ESSENTIAL DUTIES AND RESPONSIBILITIES:

  • Serve as the primary technical lead for the defense pack, guiding design intent, validation, and architecture decisions across systems and sub-teams.
  • Oversee cross-functional engineering integration—mechanical, electrical, thermal, and software—to achieve performance, safety, and cost targets.
  • Ensure design for reliability, maintainability, and manufacturability under MIL-STD environmental and performance requirements.
  • Act as the main engineering point of contact for defense customers and integrators.
  • Lead technical reviews, manage requirement changes, and ensure traceability from customer needs to system-level verification.
  • Oversee triage of development and field issues, ensuring root cause analysis and closed-loop corrective actions.
  • Drive change management, including engineering release control, deviation approvals, and design validation updates.
  • Collaborate with manufacturing and supply chain teams to ensure seamless design transfer.
  • Champion creative solutions for thermal management, high-power interconnects, and structural packaging.
  • Manage early-phase prototype builds and validation of new concepts that advance defense pack ruggedization and energy density.
  • Lead technical readiness assessments for new customers and applications within the defense vertical.
  • Work closely with validation, manufacturing, and supply chain teams to ensure product scalability.
  • Coordinate with safety, compliance, and quality teams to ensure all pack designs meet internal and external regulatory requirements.

QUALIFICATIONS:

  • Bachelor’s or Master’s degree in Mechanical, Electrical, or Systems Engineering (or related field).
  • 5+ years of engineering experience, including 2+ years battery pack design or system integration experience (defense, automotive, or aerospace preferred).
  • Proven ability to lead multi-disciplinary product development from concept through production.
  • Experience with defense environmental standards (MIL-STD-810, MIL-STD-461) and reliability testing.
  • Proficiency with Siemens NX, Teamcenter, and requirements tools (e.g., DOORS, JAMA).
  • Strong analytical, organizational, and problem-solving skills; able to balance technical depth with execution speed.
  • Basic management skills, including planning and organization, decision making, problem solving, and project management.
  • Strong communication abilities with a preference for working in teams and mentoring engineers.
  • A detail-oriented personality with solid documentation and reporting skills.
  • Ability to work both independently and in a team.

REASONABLE ACCOMMODATIONS AND EEO:

Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of this position. An individual must be able to perform the essential functions of this position with or without reasonable accommodation.

Our Next Energy Inc. (ONE) is an equal opportunity employer and is committed to providing equal employment opportunities to all employees and applicants without regard to disability or any other protected status in accordance with applicable federal, state, and local laws.

Apply on Our Next Energy’s site

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