Christopher Mansferrer
Turn 2
Houston,TX
1
Certification
3
years of professional experience
Instrument Technician with experience in installing, calibrating, troubleshooting, maintaining, and repairing industrial instrumentation and control systems. Skilled in working with pressure, temperature, flow, and level instruments, as well as control valves, transmitters, PLCs, and DCS systems. Committed to ensuring equipment reliability, safety compliance, and efficient plant operations through preventive maintenance and accurate diagnostics.
Work History
Instrument Technician
6 Months- Performed instrument maintenance, troubleshooting, calibrations, and repairs during plant turnaround/shutdown operations.
- Inspected, tested, and calibrated transmitters, control valves, switches, and other instrumentation
- Worked safely and efficiently under tight turnaround schedules and procedures.
- Coordinated with electricians, mechanics, operators, and other maintenance personnel to complete work orders.
- Troubleshot 4-20 mA signals, instrument wiring, and field device issues.
Instrument Technician
10 Months- Performed pre-commissioning, inspection, testing, and verification of instrumentation and control systems.
- Conducted point-to-point and instrument loop checks from field devices to PLC/DCS
- Commissioned and maintained Schneider wireless instrumentation for remote monitoring and control.
- Diagnosed and repaired 4-20 mA loop faults, grounding issues, and I/O problems.
- Configured control valve positioners and verified valve travel, position feedback, and fail-safe operation.
Instrument Technician
8 Months- Supported commissioning and startup of GE LM2500 gas turbine, fuel, lube-oil, and auxiliary systems.
- Set up and verified Bently Nevada vibration monitoring systems, including proximity probe gap adjustment and vibration signal verification.
- Configured fire & gas detection systems and performed functional testing to verify system functionality.
- Performed point-to-point checks, loop checks, and PL.C/DCS I/O verification.
- Function-tested control valves, shutdown valves, solenoids, positioners, limit switches, and valve feedback
I&E Technician
7 Months- Conducted motor run testing and rotation verification, then measured winding resistance and insulation resistance for motors during testing rotation.
- Set and verified motor overload protection according to equipment specifications.
- Read P&IDs, electrical drawings, loop sheets, specifications, and motor data.
Bench-tested pressure switches, valves, and transmitters. - Calibrated Honeywell and Rosemount transmitters and troubleshot discrete and analog signals.
Skills
Instrument Calibration
Loop Checks & Functional
Pre-Commissioning
Commissioning & Startup Testing
Instrumentation Maintenance & Troubleshooting
Control Valves
Positioners
Actuators
Solenoids & Limit Switches
4-20 mA and Modbus
Pressure
level
flow
and temperature
instruments
PLC/DCS I/O and Allen-Bradley modules
• P&IDs and wiring drawings
Certification
- NCCER #22915710
- TWIC - Oct 31, 2029
- TDLR #631979
- OSHA 10
Timeline
Instrument Technician
Turn 2
04.2026 - 10.2026Read More
Instrument Technician
MMR
02.2025 - 12.2025Read More
Instrument Technician
Sitewide
05.2024 - 01.2025Read More
I&E Technician
Bayou I&E
09.2023 - 04.2024Read More