Greg Lotman
Southaven
Summary
Dynamic Large Rotating Equipment Specialist with over 3 years of experience at Matheson Gas. enhancing operational efficiency through reliability, strong leadership skills foster team collaboration and training initiatives, driving quality assurance and safety standards in diverse environments, through all fields of work.
Overview
20
20
years of professional experience
Work History
Large Rotating Equipment Specialists
Matheson Gas
Southaven, MS
12.2022 - Current
- Provided technical support for large rotating equipment to assist in planning and executing scheduled maintenance outages. Reviewed and analyzed vibration data to assess equipment condition and communicated findings to operations management team.
- Reviewed oil sample reports, grease logs, infrared surveys, intercooler approach temperature logs, and ultrasound reports to support operational management team with actionable feedback.
- Executed laser alignment of drive motors on compressors and pumps to enhance operational efficiency.
- Analyzed operational trends and monitored condition data to identify root causes of failures.
- Directed maintenance personnel in servicing rotating equipment during outages, ensuring adherence to OEM and Matheson safety procedures.
- Executed troubleshooting and overhauling of centrifugal compressors, reciprocating compressors, and expander turbines, ensuring adherence to OEM procedures.
- Facilitated planning and execution of scheduled and emergency outages.
- Facilitated technical collaboration between rotating equipment OEM's engineering team and Matheson's operations management team.
- Oversaw maintenance of accurate records and comprehensive documentation of equipment history.
- Facilitated training for plant performance technicians on maintenance and operational best practices for rotating equipment.
- Facilitated training sessions for plant performance technicians on vibration fundamentals, including FFTs and waveform analysis.
- Reviewed condition monitoring data for large rotating equipment and assisted in developing maintenance plans to enhance equipment reliability and reduce operating costs.
Production Mechanic
J.m Smucker Company
Memphis, TN
06.2016 - 12.2022
- Collaborated with maintenance team and independently executed work orders and preventive maintenance tasks.
- Collaborated with engineers to enhance procedural efficiency and optimize new process and packing lines.
- Collaborated with vendors and third-party contractors to execute maintenance overhauls.
- Facilitated routine training sessions on GMP safety and culture practices.
- Executed on-the-spot troubleshooting to restore equipment functionality and ensure uninterrupted production.
- Guided new and junior personnel through training programs to achieve operational qualifications.
- Oversaw maintenance of valves, conveyors, pumps, carousels, and pneumatic and hydraulic systems.
- Oversaw system performance through HMI interfaces and control logic analysis.
- Collaborated on integration of P.E. sensors, proximity switches, and solenoids for enhanced system functionality.
Advanced Drilling Systems Mechanic
Schlumberger
Youngsville, LA
04.2012 - 03.2016
- Oversaw servicing, maintenance, and assembly of tools for clients in oil and gas sector, ensuring operational efficiency.
- Assisted in assembling various tool-specific drill strings. Conducted outgoing pressure hydraulic heat and flow tests to evaluate tool characteristics down hole.
- Operated and maintained screw and reciprocating compressors to ensure optimal performance.
- Collaborated effectively within a diverse team environment while demonstrating strong autonomy in task execution.
- Executed ongoing training and qualification maintenance for tool-specific testing equipment and machinery.
- Acquired foundational knowledge in AC/DC electricity and wiring for three-phase motors.
- Facilitated monthly safety training sessions focused on client-specific and OSHA requirements. Promoted team collaboration and safety awareness among team members. Supported a culture of safety through regular communication and training initiatives.
- Executed logistics planning for outgoing tools to ensure timely delivery for high-profile clients.
- Executed comprehensive tool inspections to verify compliance with company standards for down hole applications.
- Supported quality assurance initiatives through application of 5S and Lean Six Sigma methodologies. Assisted in implementing Stand Back 5x5 procedures to enhance operational efficiency. Collaborated with teams to maintain high standards of quality control.
Gas Turbines Systems Mechanic
US Navy
Norfolk, VA
04.2006 - 04.2012
- Managed maintenance of four LM2500, three Allison 501 K-17, one Allison K-34, and two TF40B gas turbine engines. Assisted in operations involving hydraulic, centrifugal, rotary, and sliding vane pumps. Supported upkeep of combustion engineering boiler systems, fuel and oil systems, reduction gears, propulsion shafts, and bearings. Participated in multiple engine replacements.
- Executed minor and complex engine maintenance in alignment with the planned maintenance system.
- Assisted team in conducting boiler overhauls every 18 months. Supported disassembly and servicing of steam separators, heat exchangers, and relief valves. Aided in boiler soot blower cleaning and hydrostatic pressure testing.
- Operated power plant control consoles, EPCC generator consoles, and fire safety system consoles. Assisted in conducting multiple casualty drills on operation consoles. Supported engineering recertification as a team leader.
- Evaluated propulsion plant logics for pump switches, transducers, and fail-safe mechanisms.
- Certified in gauge calibration for compound vacuum and differential pressure gauges.
- Conducted comprehensive engine testing to evaluate performance under high torque, vibration, and temperature conditions.
- Assisted in operation of reciprocating low pressure and high pressure air compressors. Supported maintenance and troubleshooting efforts for axial and centrifugal compressors.
- Assisted in managing planned maintenance system. Conducted routine audits and weekly spot checks. Inputted data accurately to support maintenance operations.
- Directed training initiatives for 8 personnel on gas turbine equipment responsibilities and advancement qualifications.
Education
Vibration Analysis
Mobius CatII
Knoxville, TNHigh School Diploma -
Vanguard
Ocala, FLUSN Nec Gas Turbine
Chicago, ILSkills
Large rotating equipment specialists last 3 years, also with management experience A diverse background with the US navy, oil field and food production experience
SKILLS ACQUIRED:
- Engineering standards -Personal training
- Diversity - Laser Alignment
- Leadership/management - Quality Assurance
- Air/Gas compressors/turbines - Fire Safety training
- Vibe Analysis CatII - Turbine/Compressor Modules
- Team Building - Plant Sub Systems
- Gage/Vibe Calibration - Control Console/HMI
Affiliations
Professional References
– Gabriel Parra 512-650-6734
– Jacob Tisdale 731-803-1336
– Josh Pitman 901-282-4357
Timeline
Large Rotating Equipment Specialists
Matheson Gas
12.2022 - Current
Production Mechanic
J.m Smucker Company
06.2016 - 12.2022
Advanced Drilling Systems Mechanic
Schlumberger
04.2012 - 03.2016
Gas Turbines Systems Mechanic
US Navy
04.2006 - 04.2012
Vibration Analysis
Mobius CatII
High School Diploma -
Vanguard
USN Nec Gas Turbine