Manufacturing Engineer - Assembly, Testing & Integration

Larsen & Toubro; Coimbatore District; On-site; INR 600,000 - 900,000; Full time

Job summary

Larsen & Toubro is seeking a Manufacturing Engineer (Assembly & Testing) to define, document, and execute assembly and testing requirements for high‑precision jigs & fixtures used in electronic gadget manufacturing.

The role bridges design and execution by converting drawings into assembly process sheets, check sheets, and cross‑disciplinary verification protocols across mechanical, electronic, PLC, and wiring domains.

Qualifications

• Cross-disciplinary verification between mechanical, electronic, PLC, and wiring domains.
• Line-side troubleshooting to achieve First Article Inspection (FAI) and zero downtime.
• Strong ability to develop and verify assembly process sheets, tolerances, and torque values.

Responsibilities

• Develop Assembly Process Sheets and check sheets with tolerances, torque values, assembly sequences.
• Execute FAT at Toolroom and validate sensor, interlocks, and signal integrity before shipment.
• Lead SAT at customer sites (Chennai, Bangalore, Hosur) under live production conditions.
• Perform rapid debugging of mechanical alignment, wiring drops, or sensor logic errors during testing.

Job description

The Manufacturing Engineer (Assembly & Testing) defines, documents, and executes the assembly and testing requirements for high-precision Jigs & Fixtures used in Electronic Gadget Manufacturing. This role bridges engineering design and execution by converting drawings into assembly process sheets, check sheets, and cross-disciplinary verification protocols across mechanical, electronic, PLC, and wiring domains. Additionally, this role takes full ownership of end-to-end testing requirements both at the Factory (FAT) and at Regional Customer Sites (Chennai, Bangalore, Hosur) during final commissioning and line integration.

CORE RESPONSIBILITIES

• Assembly Documentation & Cross-Linkage VerificationProcess & Check Sheets:Develop Assembly Process Sheets (APS) and check sheets detailing tolerances, torque values, and assembly sequences.Cross-Disciplinary Audit:Rigorously verify cross-linkages between mechanical structures, electronic sensors, PLC hardware, and wiring schemes prior to testing.
• Factory Acceptance Testing (FAT) @ ToolroomFactory Dry Runs:Execute complete factory-level testing requirements, including dry runs of mechanical movements, pneumatic stroke limits, and basic PLC sequences.Pre-Shipment Validation:Validate sensor repeatability, signal integrity, ESD grounding, and safety interlocks against drawing specs before packing for dispatch.
• Site Testing (SAT) & Support (Chennai, Bangalore, Hosur)Site Acceptance Testing (SAT):Lead on‑site testing protocols at customer manufacturing facilities in Chennai, Bangalore, or Hosur under live production conditions.Line Side Troubleshooting:Perform rapid debugging of mechanical alignment, wiring drops, or sensor logic errors to achieve successful First Article Inspection (FAI) and zero downtime.TECHNICAL REQUIREMENTS
• Education & Regional MobilityQualification & Experience:B.E. / B.Tech (3-6 yrs) or Diploma (7-10 yrs) in Mechanical, Production, or Mechatronics Engineering.Regional Deployment:Willingness to travel to customer plants across Chennai, Bangalore and Hosur for site testing, commissioni&n, and issue resolution.
• Specialized Testing SkillsTesting & Schematic Literacy:Proficiency in reading GD&T drawings, 3D CAD, pneumatic circuits, electrical/PLC wiring diagrams, and executing test protocols.KEY PERFORMANCE INDICATORS (KPIs)Key Performance Indicator (KPI)Performance Target / Benchmark
• FAT First‑Time Pass Rate 100% clearance of Factory Acceptance Testing protocols prior to shipment.
• SAT & FAI Clearance 100% successful site testing and approval during customer FAI at regional sites.
• Cross‑Linkage Accuracy Zero wiring, mechanical, or logic mismatches identified during factory or site testing.
• Process & Test Sheet Compliance 100% completion and archiving of Assembly and Testing Check Sheets.