Mark Stewart
North Las Vegas,NV
Summary
Experienced with preventive maintenance, repair, and troubleshooting of industrial equipment. Utilizes technical expertise to ensure efficient and safe operations. Strong understanding of mechanical systems and adherence to safety protocols.
Overview
49
49
years of professional experience
Work History
Reliability Maintenance Engineer
Amazon
04.2024 - 01.2026
- Executed preventive maintenance on automated systems to ensure optimal performance and reliability.
- Diagnosed mechanical issues swiftly, implementing effective repairs to minimize downtime.
- Collaborated with cross-functional teams to enhance equipment efficiency and streamline operations.
- Led training initiatives for junior engineers, fostering skill development and knowledge sharing.
- Developed maintenance schedules aligned with operational demands, ensuring uninterrupted workflow.
- Implemented process improvements that increased maintenance response time and reduced equipment failures.
- Improved equipment reliability by implementing preventive and predictive maintenance programs.
- Investigated and corrected mechanical problems with machinery.
- Cleaned and lubricated parts to keep equipment operating at peak performance.
- Completed partial or full dismantling of equipment to quickly repair or replace defective components and restore functionality.
- Trained junior engineers on best practices in maintenance engineering, fostering a culture of continuous learning and improvement.
Reliability Maintenance Engineer
Difuku
09.2021 - 04.2024
- Led preventive maintenance initiatives to enhance equipment reliability and performance.
- Implemented process improvements that reduced downtime and increased operational efficiency.
- Mentored junior engineers on maintenance protocols and safety procedures.
- Developed training programs to elevate skill levels within the maintenance team.
- Coordinated with cross-functional teams to troubleshoot complex machinery issues effectively.
- Oversaw procurement of tools and materials, ensuring compliance with quality standards.
- Directed major repair projects, ensuring timely completion while minimizing operational disruptions.
- Reduced downtime through efficient troubleshooting and root cause analysis of equipment failures.
- Reviewed technical documentation to complete equipment maintenance and repair.
- Performed troubleshooting and repair for complex electrical equipment.
- Organized and directed maintenance shutdowns and startups.
- Documented maintenance activities and confirmed compliance with relevant regulations.
- Dismantled defective machines and equipment and installed new or repaired parts.
Machine Repair, Machinist
Timet
01.2018 - 01.2020
- Repair furnaces, Boilers, pumps
- Troubleshoot all facility equipment
- Machine parts for equipment repairs
Millwright and Machinist
PaperWorks Industries
01.2014 - 01.2017
- Repaired and rebuilt pumps, rolls, fans
- Conducted troubleshooting of all facility equipment (pumps, conveyors, bearings)
- Conducted vibration analysis
Tool Maker
Pandrol USA
01.2012 - 01.2014
- Build and maintain tools dies and fixtures, using all conventional machine shop equipment supporting production engineering and quality departments
Machinist
Contract employee
01.2009 - 01.2012
- Worked on commercial and military maritime vessels along the east coast
- Rebuild high-pressure air compressors, winches, cranes, pulley systems and elevators
- Aligned pumps and generators
- Completed gearbox and propeller repair and rebuild
CNC Machinist
Biggs Tool and Die
02.2009 - 05.2009
- Worked from blueprints, did program editing, set up and operated CNC mill and lathes
Millwright
ArcelorMittal Steel
01.2008 - 01.2009
- Perform mechanical maintenance on rollers, conveyor, ovens, cranes, compressors, furnaces and other heavy equipment used in the rolling of steel plate
- Replaced bearings, shafts, and other mechanical components, also burning, MIG and stick welding
Machinery Outfitter/Machinist/Team Leader
Aker Shipyard
01.2002 - 01.2008
- Hands on team leader supervising between 2 and 10 skilled mechanics responsible for installation of propulsion systems and steering system for tankers.
- Worked from blueprints to setup manual, and programmed CNC mills and lathes to make custom parts. Initially responsible for the purchase and installation of lathes and milling machines, when Aker was starting the machine shop. Also trained personnel on the set-up and operation these machines.
- Worked with gears, power transmission, hydraulics, pneumatics, engines, rigging up to 280 tons, pipe fitting, etc. Used hydraulic jacks to position and align engines, shafts, propeller, rudder, steering gear, etc.
Toolmaker
Pottstown Precision Casting
01.1996 - 01.2001
- Responsible for building and repairing die cast molds used in casting aluminum parts for transmissions. Worked from blueprints to set up and operate manual lathes and milling machines used to fabricate parts and make repairs.
- Wrote CNC conversational programs, make program modifications, setup and operated CNC lathes and milling machines.
- On weekends maintained and repairs compressors, boilers, water cooling systems for casting equipment, performed pipe fitting, rigging, etc.
Machinist
Hanner Industries
01.1993 - 01.1995
- Worked from blueprints, proofed G and M code programs, setup and operated CNC lathes and milling machines used to make precision parts. Also built and used honing fixtures.
Toolmaker
Keystone Lighting
01.1990 - 01.1993
- Built and repaired progressive dies, designed and fabricated custom, ergonomic tools used for in-plant manufacturing processes
- Worked from blueprints to setup and operate all standard machine shop equipment (lathes, mills, surface grinders, drill presses) used in the tool room environment
Millwright / Mechanic
USX
01.1989 - 01.1990
- Responsible for mechanical maintenance and repair of overhead cranes, cooling systems, rollers, conveyors, furnaces, off-takes, compressors
- Performed pipefitting, welding, machining, removal and installation of heavy equipment
Aircraft maintenance Specialist
U.S. Air Force Reserve
01.1982 - 01.1988
- E-5, Honorable discharge
Tool and Die Maker
Fisher Guide
01.1977 - 01.1988
- Responsible for building and repairing progressive dies, rolling equipment, casting equipment
- Worked from blueprints to set up and operate manual lathes, milling machines, grinders, precision grinders
Education
Bachelors of Science - Mechanical Engineering
Temple University
Journeyman Toolmaker and Machinist - undefined
Tool and Die / Machinist apprenticeship program - undefined
Skills
Journeyman toolmaker and machinist
Line boring
Honing
Mills
Lathes
Precision surface Grinders
Radial arm drill press
Horizontal boring mill
Stick welding
Oxy and plasma cutter
Sea water pumps
Propeller shafts
Jackshafts
Precision alignment
Pumps
Engines
Bearings
Fork trucks
Engine lathe operation- single point thread, cut tapers, steady rest, knurling, Bullard, horizontal boring mills, precision surface and cylindrical grinding
Bridgeport, Cincinnati, Milwaukee, Hydrotel Milling Machines- tapping, slitting saws, woodruff key cutting, rotary table, 5-C collet indexer, horizontal attachment
Work with 120/220 singles electrical to include new panels in residential environments
Blueprint reading
Confined space entry
Mechanical aptitude
Hydraulic systems
Air compressor maintenance
Safety monitoring
Boiler maintenance
Vibration analysis
Pneumatic systems
Technical troubleshooting
Bearing maintenance
Parts fabrication
Industrial automation
Personal protective equipment
Pump maintenance
Lockout and tagout procedures
Valve maintenance
Lighting systems
Vendor supervision
Type equipment installation
Conveyor systems
Welding techniques
Fall protection
Machine repair
First aid and CPR
Equipment testing
Supply and parts ordering
Mechanical troubleshooting
Mechanical repair
Equipment assembly
Safety procedures
Repair work planning
Team supervision
Clear communication
Parts lubrication
Hand and power tool use
Timeline
Reliability Maintenance Engineer
Amazon
04.2024 - 01.2026
Reliability Maintenance Engineer
Difuku
09.2021 - 04.2024
Machine Repair, Machinist
Timet
01.2018 - 01.2020
Millwright and Machinist
PaperWorks Industries
01.2014 - 01.2017
Tool Maker
Pandrol USA
01.2012 - 01.2014
CNC Machinist
Biggs Tool and Die
02.2009 - 05.2009
Machinist
Contract employee
01.2009 - 01.2012
Millwright
ArcelorMittal Steel
01.2008 - 01.2009
Machinery Outfitter/Machinist/Team Leader
Aker Shipyard
01.2002 - 01.2008
Toolmaker
Pottstown Precision Casting
01.1996 - 01.2001
Machinist
Hanner Industries
01.1993 - 01.1995
Toolmaker
Keystone Lighting
01.1990 - 01.1993
Millwright / Mechanic
USX
01.1989 - 01.1990
Aircraft maintenance Specialist
U.S. Air Force Reserve
01.1982 - 01.1988
Tool and Die Maker
Fisher Guide
01.1977 - 01.1988
Tool and Die / Machinist apprenticeship program - undefined
Journeyman Toolmaker and Machinist - undefined
Bachelors of Science - Mechanical Engineering
Temple University