Summary
Overview
Work History
Education
Skills
Personal Information
Military Service
Certification
Timeline
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Nathaniel Geist

Lake Jackson,TX

Summary

USMC veteran experienced with maintaining and troubleshooting instrumentation and electrical systems. Utilizes technical expertise to ensure seamless operational performance. Track record of effectively implementing safety protocols and enhancing system reliability.

Overview

2026
2026
years of professional experience
1
1
Certification

Work History

I/E Technician

Energy Transfer
  • Diagnose, Remove, Install, & Calibrate: Level/ Pressure/ Temperature transmitters
  • Pressure switches
  • Allen-Bradley PLC and ROC link systems
  • Solar power communications stations
  • Instrumentation for all temperature, pressure, flow, and level equipment
  • Use of Emerson Trex communicators
  • Use of various Fluke meters and calibrators
  • Maintenance on all electrical systems to include- 24V, 480V, and 138KV
  • Install of ⅜" and ½" tubing, along with conduit runs

O&M Technician III

ProEnergy Services
01.2024 - Current
  • Gas Turbine maintenance, calibration, and operation
  • Instrumentation for all temperature, pressure, flow, and level equipment
  • Maintenance for all plant and unit operations
  • High and low compressor maintenance
  • Generator and subsequent equipment maintenance, calibration, and operation
  • Installation and maintenance of all piping and equipment
  • Maintenance on all electrical systems to include- 24V, 480V, and 138KV
  • Utilize FIIX system for work orders and scheduling
  • Breaker mainentance including High Voltage 52G etc.

Process Technician

Chevron Phillips Chemical
03.2020 - 01.2024
  • Operates pumps, compressors, reactors, distillation columns, and other plant equipment
  • Read and assess information assimilated flow meters, temperature instruments, pressure gauges, PH meters, and nuclear radiation specific gravity meters.
  • Perform laboratory testing on some process streams.
  • Collect and prepare samples of product(s) for laboratory testing.
  • Prepare equipment for scheduled; and or non-scheduled, maintenance.
  • Write safe work permits and utilize isolation of energy sources/lock out - tag out standards.

Process Operator

Dow Chemical
07.2017 - 03.2020
  • Operates pumps, compressors, reactors, distillation columns, and other plant equipment
  • Read and assess information assimilated flow meters, temperature instruments, pressure gauges, PH meters, and nuclear radiation specific gravity meters
  • Operate Control Room instrumentation systems and respond to alarms in a safe efficient manner.
  • Collect and prepare samples of product(s) for laboratory testing.
  • Prepare equipment for scheduled; and or non-scheduled, maintenance.
  • Write safe work permits and utilize isolation of energy sources/lock out - tag out standards.
  • Member of the block safety team.
  • Obtained Fork Lift Certification.

Sergeant, MV-22 Osprey Airframes/Hydraulic Mechanic

United States Marine Corps
08.2011 - 08.2016
  • Non-commissioned officer in command of more than 50 employees
  • Environmental Conservation Supervisor and Training Supervisor
  • Technical Training Supervisor
  • Safety Training Supervisor
  • Corrosion control and paint supervisor.
  • Responsible for review and editing of MSDS (Material Safety Data Sheets).
  • Created and conducted training for standard operating procedures.
  • Logistics Coordinator for all DETs and deployments.
  • Compiled and maintained inventory logs for DOT reporting.
  • Collateral Duty Quality Assurance Representative for MV-22s.
  • Troubleshoot and Calibration SME (subject matter expert) of all essentials and flight controls.

Education

Certificate - Electrician

Industrial And Commercial Electricity
Lake Jackson, TX
05.2025

A.A.S. - Process Operations

Brazosport College
Lake Jackson, TX
09.2017

A.A.S. - Process Instrumentation

Brazosport College
Lake Jackson, TX
05.2010

Skills

  • Instrumentation installation
  • Lockout-tagout procedures
  • Electrical schematics reading
  • Electrical code compliance
  • Hazardous area classification
  • Preventive maintenance execution
  • Control systems troubleshooting
  • Arc flash safety
  • Programmable logic controllers
  • Instrumentation calibration
  • Transformer connections
  • Human-machine interface
  • Low voltage distribution
  • Thermal imaging inspection
  • Electrical equipment testing
  • Wire pulling techniques
  • Cable tray installation
  • Safety instrumented systems
  • Process automation systems
  • Grounding and bonding
  • Hand and power tools
  • Electrical installations
  • Installation and repair specialist
  • Electrical installation
  • Electrical testing
  • Electrical experience
  • Electrical troubleshooting
  • Electrical safety
  • Low-voltage systems

Personal Information

Work Permit: Authorized to work in the US for any employer

Military Service

United States Marine Corps, E5 Sergeant

Certification

NCCER Instrumentation

NCCER Electrical

Corrosion Control

HAZMAT handling

Forklift/ Boom/ Telehandler/ Skyjack/ Tow motor

70E

Airframes & Hydraulics CDI

Airframes & Hydraulics CDQAR

Electrician Apprentice License

Timeline

O&M Technician III

ProEnergy Services
01.2024 - Current

Process Technician

Chevron Phillips Chemical
03.2020 - 01.2024

Process Operator

Dow Chemical
07.2017 - 03.2020

Sergeant, MV-22 Osprey Airframes/Hydraulic Mechanic

United States Marine Corps
08.2011 - 08.2016

A.A.S. - Process Operations

Brazosport College

A.A.S. - Process Instrumentation

Brazosport College

I/E Technician

Energy Transfer

Certificate - Electrician

Industrial And Commercial Electricity

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