Senior Metrology Technician: Instrumentation & Calibration Lead

ThermoFisher Scientific; Saint Charles (MO); On-site; USD 70,000 - 100,000; Full time

Job summary

Thermo Fisher Scientific in Saint Louis, MO, is seeking a Senior Metrology Technician to lead calibration, troubleshooting, and reliability initiatives across instrumentation and control systems. This hands‑on role supports GMP manufacturing and aims to improve equipment performance and regulatory compliance.

As a technical leader, you will mentor technicians, collaborate with Engineering, Manufacturing, Facilities, Automation and Quality, and drive procedures that enhance instrument reliability

Qualifications

• High school diploma or GED required.
• 5+ years in instrumentation/metrology/calibration or equivalent PMEL.
• GMP-regulated manufacturing experience preferred.
• Ability to read P&IDs, schematics, loop drawings, and technical documentation.
• Strong documentation and cross-functional collaboration skills.

Responsibilities

• Lead complex calibration, troubleshooting, adjustment, and repair activities.
• Diagnose electrical, pneumatic, instrumentation, process-control, and equipment-interface issues.
• Troubleshoot pressure, temperature, flow, analytical instrumentation, gas detection, control valves, transmitters, and instrument communications.
• Interpret P&IDs, schematics, loop drawings, wiring diagrams, and technical documentation.
• Partner with Engineering, Manufacturing, Facilities, Automation, and Quality to resolve issues.
• Identify calibration risks, equipment trends, and opportunities to improve procedures.
• Mentor Metrology Technician I and II employees on procedures, repairs, and coordinating monthly work.
• Evaluate instrumentation lifecycle, replacement, obsolescence, and standardization needs.

Skills

Instrumentation

Metrology

Calibration

Controls

PMEL

Electrical

Pneumatic

Mechanical

P&IDs

SAP CMMS

Mentoring

Education

High school diploma or GED

Associate degree preferred

Tools

SAP CMMS

Job description

Thermo Fisher Scientific in Saint Louis, MO, is seeking a Senior Metrology Technician to lead calibration, troubleshooting, and reliability initiatives across instrumentation and control systems. This hands‑on role supports GMP manufacturing and aims to improve equipment performance and regulatory compliance.

As a technical leader, you will mentor technicians, collaborate with Engineering, Manufacturing, Facilities, Automation and Quality, and drive procedures that enhance instrument reliability