We are seeking a highly capable, hands-on Assembly Engineer to oversee and execute the mechanical and electrical assembly of utility-scale and industrial Battery Energy Storage Systems (BESS). You will be responsible for translating engineering designs into physical, high-performing storage containers, ensuring top-tier structural integrity, accurate welding, and flawless wiring electrical integration.
Key Responsibilities
● Mechanical Assembly: Assemble battery cells into modules and integrate modules into structural racks following strict Standard Operating Procedures (SOPs) and torque specifications.
● Terminal Joining: Operate laser welding / spot welding equipment to securely join cell terminals and busbars with zero structural defects.
● Electrical Integration: Execute the wiring and routing for high-voltage power lines and low-voltage communication lines (BMS, sensors, and internal HVAC/fire suppression wiring).
● Quality & Safety Assurance: Conduct End-of-Line (EOL) testing, including voltage isolation checks, continuity testing, and BMS communication verification.
● Material Handling: Safeguard large painted steel enclosures and heavy components during overhead lifting and placement to prevent surface scratches or structural deformities.
Required Qualifications & Experience
● Degree/Diploma in Electrical, Mechanical, or Mechatronics Engineering.
● 2+ years of direct factory floor experience in assembling Lithium-ion packs, EV drivetrains, or grid-scale BESS units.
● Strong understanding of electrical safety protocols (handling up to 1000V DC systems) and ESD (Electrostatic Discharge) controls.
● Familiarity with interpreting engineering engineering drawings, P&IDs;, and electrical single-line diagrams (SLDs).
Pay: ₹25,000.00 - ₹80,000.00 per month
Education:
- Diploma (Required)
Experience:
- factory floor experience in assembling Lithium-ion packs: 1 year (Required)
- EV drivetrains, or grid-scale BESS units: 1 year (Required)
Wor
📌 Production / Assembly Engineer – BESS (Battery Energy Storage Systems) (Chennai)
🏢 Sarvajith Infotech
📍 Chennai
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