Summary
Overview
Work History
Education
Skills
Accomplishments
Certification
Timeline
Mantenance Managment and Leadership Training
Generic

Aaron Daly

Dickinson

Summary

Maintenance Professional with 17 years of experience supporting refinery, chemical, and manufacturing operations in safety‑critical, high‑reliability environments. Proven leader in preventive and corrective maintenance, asset reliability, mechanical troubleshooting, and regulatory compliance (OSHA, PSM, and site safety standards). Demonstrated success in reducing unplanned downtime, improving equipment availability, and extending asset life through effective maintenance planning, root cause analysis, and continuous improvement initiatives. Strong people leader recognized for building high‑performing maintenance teams, fostering a strong safety culture, and partnering cross‑functionally with operations, engineering, and vendors to meet production and business objectives.

Overview

19
19
years of professional experience
1
1
Certification

Work History

Maintenance Planner

Air Products
Texas City, TX
04.2024 - Current
  • Developed comprehensive maintenance schedules to optimize equipment uptime and reduce downtime.
  • Coordinated with cross-functional teams to ensure alignment on maintenance priorities and resource allocation.
  • Streamlined work order processes, improving response times for maintenance requests across facilities.
  • Coordinated with vendors and suppliers to ensure timely delivery of spare parts, minimizing delays in repairs.
  • Created detailed work orders specifying required tasks, materials, tools, and resources for efficient execution by technicians.

Maintenance Supervisor (Infrastructure and Envr)

Marathon Petroleum Corp
Texas City, TX
01.2021 - 04.2024
  • Achieved compliance with safety regulations and operational standards through effective leadership of maintenance team comprising 24 craftsmen and onsite contractors. Enhanced operational support for 16 process units in infrastructure group, including steam, water, air instrument air, and fire water systems.
  • Reviewed work orders in SAP to assist teams in resource allocation and task assignment. Supported prioritization of job completion to enhance workflow efficiency.
  • Achieved cost-effective maintenance operations through effective budget management, consistently meeting service levels. Maintained a 2.2 million maintenance budget by implementing strategic cost measures and monitoring KPIs to ensure budget adherence.
  • Provided technical support to operations staff as needed to resolve complex problems with equipment or processes.
  • Ensured that safety regulations were followed by employees while performing maintenance tasks.
  • Coordinated emergency repairs as needed in order to minimize disruption in production schedules.
  • Developed and implemented preventive maintenance schedules to enhance equipment reliability and minimize downtime.

Maintenance Site Lead

NuSil Technology
Irving, TX
09.2016 - 12.2020
  • Oversaw daily operations, ensuring adherence to safety and quality standards.
  • Developed and maintained strong connections with clients, vendors, subcontractors, and external partners to support project success.
  • Engineered and executed preventative maintenance control programs for hydraulic systems, mechanical and electrical PLC systems, and HVAC mechanical systems.
  • Utilized and maintained a CMMS program for maintenance tracking.
  • Implemented a spare parts program and was responsible for maintaining inventory levels to minimize equipment downtime.
  • Performed Reliability Rounds on critical equipment to improve equipment downtime.
  • Collaborated with management team during daily operations meetings to report on mechanical issues and optimize scheduling for maintenance downtime.
  • Oversaw installation and integration of a 650-gallon nitrogen system at the site, ensuring compliance with safety standards and operational requirements.
  • Collaborated with audit teams to ensure adherence to ISO 9000 standards during site evaluations.

Maintenance Millwright

Marathon Petroleum Corp
Texas City, TX
04.2007 - 09.2016
  • Disassembled malfunctioning equipment for repairs or replacements of parts.
  • Diagnosed malfunctions in complex machinery using blueprints or schematics.
  • Re-aligned shafts, pulleys, sprockets or belts using precision measuring instruments such as dial indicators or micrometers.
  • Welded broken parts or fabricated new ones when needed.
  • Proficiently handled the installation, maintenance and repair of diverse mechanical systems such as pumps, motors. conveyors and relevant machinery while identifying faults effectively.
  • Maintained and repaired rotating equipment at the Residual Hydro Treating Unit including multistage pumps, steam turbines, reciprocating compressors, and cooling towers.

·

Education

Millwright Appreticeship - Millwright And Machinist

College of The Mainland/ US Dept of Labor
Texas City, TX
04-2010

High School Diploma -

Hitchcock High School
Hitchcock, TX
05-2006

Skills

  • Equipment Installation & Commissioning
  • Mechanical Troubleshooting & Repair
  • Preventive & Predictive Maintenance
  • Project Management & Execution
  • Maintenance Planning & Scheduling
  • Team Leadership & Supervision
  • Six Sigma Methodology & Continuous Improvement
  • Vendor & Contractor Relationship Management

Accomplishments

Achieved multiple consecutive performance reviews meeting or exceeding expectations at Marathon Petroleum and NuSil Technologies; received positive performance recognition from previous leadership at Air Products.

Certification

· Management/Supervisor Development Program

· Attended UPS Leadership Summit

· Completed 4-year Millwright/Machinist Apprenticeship 2007

· Six Sigma

· OSHA 40 Hour HAZWOPER

· OSHA Incident Commander Certificate

· Forklift and Various other Heavy equipment certifacation

· Level 1 Vibration Analysis Training 2020

Timeline

Maintenance Planner

Air Products
04.2024 - Current

Maintenance Supervisor (Infrastructure and Envr)

Marathon Petroleum Corp
01.2021 - 04.2024

Maintenance Site Lead

NuSil Technology
09.2016 - 12.2020

Maintenance Millwright

Marathon Petroleum Corp
04.2007 - 09.2016

High School Diploma -

Hitchcock High School

Millwright Appreticeship - Millwright And Machinist

College of The Mainland/ US Dept of Labor

Mantenance Managment and Leadership Training

  • Business Owner & Operator – Co-owned and operated a multi-location dance studio franchise alongside spouse while maintaining a full-time primary career. Successfully managed day-to-day operations, scheduling, finances, and staff development for a team of 10+ employees, driving sustained growth and profitability.
  • Leadership & Management Training – Completed high-level leadership and management training through Marathon, strengthening skills in team leadership, operational oversight, and organizational effectiveness.
  • Team Management Experience – Proven ability to lead both small and large teams, effectively managing resources, priorities, and performance in fast-paced operational environments.
  • Youth & Community Leadership – Achieved the rank of Star Scout in the Boy Scouts of America, demonstrating early commitment to leadership, service, and personal development.
  • Student Leadership – Served as Drum Major for three years in high school, leading the band to multiple years of UIL success through strong leadership, discipline, and team motivation.
  • Community & School Involvement – Active member of the PTO, working with spouse to support school initiatives, events, and district needs to enhance the educational environment.
  • Personal Interests – Automotive enthusiast with a small curated car collection, reflecting strong mechanical interest, attention to detail, and passion-driven project management.