ManpowerVerified Source

Senior Maintenance Technician IV Job in Hercules, CA

105K–125K
Onsite · San Francisco, California
Posted August 8, 2026
payroll

Overview

You'll own advanced troubleshooting, repair, and preventive maintenance for manufacturing, laboratory, and utility systems in a regulated environment. You'll maintain critical refrigeration, including cold rooms, freezers, and ultra-low temperature units, and support installation, commissioning, and qualification of new equipment. Your team relies on your expertise in EPA Section 608 Universal certified systems and industrial refrigeration diagnostics. This role stands out by focusing on reliability improvements and data-driven maintenance in a leader in manufacturing.

What You'll Do8

  • 1Troubleshoot and repair manufacturing, laboratory, and utility equipment, focusing on refrigeration and vacuum systems
  • 2Maintain and support cold rooms, freezers, and ultra-low temperature storage units to ensure temperature integrity
  • 3Diagnose mechanical, electrical, pneumatic, and instrumentation failures using technical documentation and analytical methods
  • 4Install and commission new equipment and system upgrades, ensuring compliance with qualification protocols
  • 5Analyze equipment performance data to implement corrective and preventive actions that reduce downtime
  • 6Perform preventive maintenance on lyophilization equipment and related process utilities
  • 7Document all maintenance activities and communicate status to stakeholders
  • 8Drive root-cause analysis for recurring failures and implement permanent fixes

Requirements5

  • 1High school diploma or equivalent; technical training in mechanical, electrical, or industrial maintenance preferred
  • 26+ years of progressively responsible maintenance experience in a manufacturing or regulated environment
  • 3EPA Section 608 Universal Certification required
  • 4Demonstrated expertise in industrial refrigeration systems, diagnostics, and repair
  • 5Experience maintaining lyophilization equipment, vacuum systems, and related process utilities

Salary Insight

$105 - $125k per year

Location

Typeonsite
LocationSan Francisco, California

Required Skills

Advanced troubleshootingPreventive maintenanceIndustrial refrigeration systemsLyophilization equipment maintenanceVacuum systemsEPA Section 608 Universal Certification
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