Battery Pack Manufacturing Engineer – Pilot Line

Frontdoor Defense; Torrance (CA); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Medical, dental, vision, and life

401k

Relocation support

Flexible vacation

Equity

Job summary

Hadrian in Torrance, CA is expanding its battery pack assembly team and seeks a Manufacturing Engineer to move the pilot line from concept to a safe, repeatable production process. You will develop processes, fixturing, and tooling, work on cell joining, thermal management, testing, and pack acceptance, and collaborate with design, automation, supply chain, and quality to reach production readiness.

This hands-on role offers growth as the line scales and requires on-floor work and adherence to

Qualifications

• Bachelor's degree in Electrical, Mechanical, Chemical, Materials, Manufacturing, or Industrial Engineering or related field.
• 2+ years of manufacturing or process engineering experience.
• Experience with at least one cell joining or precision joining process (laser/ultrasonic/resistance).
• Experience developing fixturing, tooling, or work instructions for assembly ops.
• Comfort working on the production floor: building, testing, fixing.
• Strong problem‑solving and data‑driven process improvement.
• Ability to work with limited direction in a fast‑moving environment.
• U.S. Person per ITAR; ability to obtain security clearance.

Responsibilities

• Develop and improve assembly processes across the pilot line (cell intake, module/build, interconnects, enclosure, sealing).
• Support cell joining process development and qualification builds.
• Design and build fixturing, stations, and tooling for the pilot line toward automation.
• Write and maintain work instructions and control plans for assembly operations.
• Support electrical test, formation, and pack acceptance testing; ensure traceability and lot control.

Skills

Battery assembly

Root cause analysis

Data-driven improvement

Production floor work

Education

Engineering degree

Tools

Welding processes

Fixturing design

Process controls

Job description

Hadrian in Torrance, CA is expanding its battery pack assembly team and seeks a Manufacturing Engineer to move the pilot line from concept to a safe, repeatable production process. You will develop processes, fixturing, and tooling, work on cell joining, thermal management, testing, and pack acceptance, and collaborate with design, automation, supply chain, and quality to reach production readiness.

This hands-on role offers growth as the line scales and requires on-floor work and adherence to