Liquid Cooling Test Lead: 24/7 Ops & Failure Analysis

Wiwynn; El Paso (TX); On-site; USD 85,000 - 120,000; Full time

Job summary

Wiwynn is seeking a Liquid Cooling Testing Supervisor to lead daily server-level and rack-level test operations, ensuring safety, quality, and on-time output in a 24/7 LC test room.

The role emphasizes failure analysis, root-cause investigation, and analysis of test logs, with LC equipment experience and internal certification training provided. You will guide cross-functional teams and drive continuous improvements.

Qualifications

• Bachelor's degree in Engineering or related field.
• 3-5 years in electronics/server manufacturing or test ops, with 1-2 years supervising multi-shift teams.
• Server-level (L10) and rack-level (L11) test experience required.
• Strong failure analysis and test log experience required.
• Liquid cooling equipment experience preferred (LC certification provided).
• Programming/scripting skills (Python/Java/Bash/SQL).
• Familiarity with test bay infrastructure (power distribution, network).
• Excellent communication and decision-making skills.

Responsibilities

• Lead daily server-level (L10) and rack-level (L11) test operations in the LC test room.
• Drive failure analysis: first-level triage, 8D/5-Why root cause investigations, corrective actions.
• Own test log interpretation to distinguish hardware vs. test environment issues; reduce NTF/retests.
• Ensure test flow discipline, standard work, deviation control, and audit readiness.
• Monitor KPIs: FPY, cycle time, test-tail, utilization, throughput, downtime.
• Manage manpower, shift schedules, overtime, LC certification coverage for 24/7 ops.
• Support LC test infra readiness: CDUs, manifolds, cold plates, leak checks; spill response.
• Coordinate capacity planning, material readiness, and test bay infrastructure readiness.
• Lead escalations with Engineering, Quality, and Repair; cross-functional communication.
• Coach technicians/engineers on failure triage and log analysis; LC certification matrix.

Skills

Server test

Failure analysis

Test log analysis

Scripting: Python/SQL

Shift management

Bilingual EN/ES

Communication

Test bay infrastructure

Education

Bachelor's degree

Tools

MES systems

Excel

PowerPoint

Job description

Wiwynn is seeking a Liquid Cooling Testing Supervisor to lead daily server-level and rack-level test operations, ensuring safety, quality, and on-time output in a 24/7 LC test room.

The role emphasizes failure analysis, root-cause investigation, and analysis of test logs, with LC equipment experience and internal certification training provided. You will guide cross-functional teams and drive continuous improvements.