John Marks
Brownsville,PA
Summary
Dynamic Calibration Technician with extensive experience at EQT, skilled in calibration techniques and safety compliance. Proven track record in optimizing well efficiency and ensuring regulatory adherence. Adept at technical troubleshooting and fostering teamwork, I consistently deliver quality results while maintaining meticulous attention to detail in high-pressure environments.
Overview
20
20
years of professional experience
Work History
Field superintendent EI
Schindler Elevator Corporation
Pittsburgh, Pennsylvania
02.2026 - Current
- Conducted site inspections to maintain safety and compliance standards.
- Oversaw workflow on job sites and kept projects on schedule.
- Managed budgets and evaluated expenditures to keep projects operating according to financial limitations.
- Managed day-to-day operations, including scheduling and supervising field personnel, resolving operational issues and ensuring safety compliance.
- Maintained accurate records of daily work activities including labor hours used per task or job completed.
- Created work crew schedules and delegated assignments.- Conducted site inspections to ensure safety and compliance with standards.
Production Operator
EQT
Waynesburg, PA
11.2023 - Current
- Inspect well pads for leaks, valve issues, or EHS problems.
- Tests and replaces seats and trims as needed.
- Assist fellow workers in labor-intensive projects.
- Optimizes wells to ensure efficiency.
- Ensure EQT locations comply with and exceed the standards set by EQT and DEP, and are driven and focused on reducing well downs and increasing well reliability.
M&I Tech I
EQT
Waynesburg, PA
02.2022 - 11.2023
- Performs verification and calibration of sales meters, inspects orifice plates, tests shutdowns, and collects samples from the GPU.
- Replaces and adjusts switches, actuators, level transmitters, and pressure transmitters.
- Ensures all safety requirements are met, and data is appropriately logged into Maximo.
- Works with operators and assists in well-downs.
- Completed routine maintenance and repair.
- Utilized advanced technical skills and expertise to troubleshoot complex problems and implement solutions.
Calibration Technician
Precision Instrument Calibration Solutions
Aliquippa, PA
11.2017 - 02.2022
- Performed calibrations on a variety of test and measurement equipment including multimeters, oscilloscopes, thermometers and pressure gauges.
- Developed procedures for testing instrumentation used in production processes to ensure quality control compliance with applicable regulations.
- Maintained calibration database records accurately reflecting the current condition of all instruments calibrated.
- Initiated documentation when instrumentation calibrations indicated out of tolerance or failure.
- Satisfied customers through completion of calibration services within expected timeframes.
- Traveled to client sites to complete repairs and calibrations.
- Performed preventative maintenance on laboratory tools such as microscopes, pipettes, spectrometers.
Calibrator & Instrumentation Technician
TransCat
Somerset, PA
05.2016 - 11.2017
- Maintained accurate inventory records of all instruments serviced.
- Interacted with customers for items requiring repair or calibration and fully explained results.
- Initiated documentation when instrumentation calibrations indicated out of tolerance or failure.
- Repaired minor faults with precision measuring devices such as digital scales, micrometers.
- Managed new instrument documentation setup and calibration database integration.
- Communicated effectively with customers regarding scheduling of services, status updates and follow-up activities.
Conductor
Norfolk Southern Railroad
Shire Oaks, PA
01.2015 - 01.2016
- Observed yard traffic to determine track availability to accommodate inbound and outbound traffic.
- Maintained communication with dispatchers and other crew members via radio or other methods.
- Operated switches, signals, crossings, and other railway devices along the route.
- Ensured compliance with all applicable railroad rules and regulations.
- Verified paperwork necessary for freight shipments was accurate before departure from stations.
- Coordinated with yardmasters to ensure proper switching operations when entering and leaving rail yards.
R&M Technical Repair and Maintenance Technician
Weatherford International
Charleroi, PA
01.2014 - 01.2015
- Provide basic repair and maintenance of measure-well drilling equipment.
- Responsible for surface and ground-hole assets.
- Properly cleans disassembled parts per procedures, in preparation for visual and third-party inspection.
- Performs proper disassembly of adjustable drive assemblies and dump subassemblies according to the instructions laid out in the DD R&M Manual.
- This process includes recording conditions on the appropriate paperwork.
- Completes and collects required service records and documentation.
- Calibrated instruments used in testing processes to ensure accuracy of results.
- Diagnosed mechanical problems using visual inspections and test instruments.
Test Measurement and Diagnostic Equipment Support Specialist (TMDE)
United States Army 1st Maintenance Company, 541st Combat Sustainment Support Battalion
Fort Riley, KS
04.2006 - 01.2014
- Operate and perform calibration and minor repair of general-purpose test, measurement, and diagnostic equipment units, and direct support and general support level maintenance on calibration standards and calibration accessories.
- Operate and perform preventive maintenance checks and services on vehicles and power generators.
- Operate and perform calibration and minor repair of selected special-purpose tests, measurements, and diagnostic equipment, team and laboratory calibration standards, and calibration accessories.
- Perform calibration, maintenance, and repair of Radiation Detecting, Indicating, and Computing (RADIAC) equipment.
Education
Some College (No Degree) - Calibration/Metrology Course 198-94H
University of Phoenix
Redstone Arsenal, ALSkills
- Calibration techniques
- Safety compliance
- Quality control
- Technical troubleshooting
- Preventive maintenance
- Problem solving
- Regulatory compliance
- Teamwork and communication
- Incident reporting
- Workplace safety
- Critical thinking
- Attention to detail
Affiliations
- Motorcycle Riding
- Camping
- Spending time with family
Accomplishments
Certificate of Achievement for outstanding meritorious service while serving as a
Testing Measurement and Diagnostic Equipment Technician 2008
Department of the Army Achievement Medal for exemplary performance during the
FY09 Deployment to Iraq 2009
Timeline
Field superintendent EI
Schindler Elevator Corporation
02.2026 - Current
Production Operator
EQT
11.2023 - Current
M&I Tech I
EQT
02.2022 - 11.2023
Calibration Technician
Precision Instrument Calibration Solutions
11.2017 - 02.2022
Calibrator & Instrumentation Technician
TransCat
05.2016 - 11.2017
Conductor
Norfolk Southern Railroad
01.2015 - 01.2016
R&M Technical Repair and Maintenance Technician
Weatherford International
01.2014 - 01.2015
Test Measurement and Diagnostic Equipment Support Specialist (TMDE)
United States Army 1st Maintenance Company, 541st Combat Sustainment Support Battalion
04.2006 - 01.2014
Some College (No Degree) - Calibration/Metrology Course 198-94H
University of Phoenix