James A. Walker
Little Rock,AR
Summary
To obtain a position that utilizes my extensive experience in HVAC, controls, commissioning, and building maintenance while providing opportunities for career advancement.
Knowledgeable [Operation Engineer] with solid background in field engineering. Proven ability to troubleshoot and resolve technical issues, ensuring optimal equipment performance. Demonstrated proficiency in problem-solving and technical communication.
Overview
19
19
years of professional experience
1
1
Certification
Work History
Field Engineering Technician
Innovative Technology Solutions
10.2022 - 01.2025
- Specializing in HVAC controls and commissioning for critical commercial/industrial environments
- Vertiv Training Level 3 DSE, DS, PDX, CRV, MC Condensers
- Perform firmware and network upgrades for Liebert technology at critical sites and server rooms
- Troubleshoot and maintain precision cooling systems, power distribution units (PDUs), and industrial-grade HVAC systems
Lead Moblie Engineer
CBRE/JLL
02.2015 - 10.2022
- Managed HVAC and building maintenance operations for AT&T facilities across central Arkansas
- Conducted system commissioning, troubleshooting, and performance monitoring of HVAC equipment
- Oversaw contractors for HVAC, plumbing, and electrical maintenance
- Ensured compliance with industry regulations, safety codes, and operational standards
- Performed preventive maintenance and corrective repairs on industrial building systems
Project Manager
Door Creek Construction
01.2010 - 01.2015
- Led HVAC and control system projects from design to commissioning
- Coordinated system programming, network integration, and installation of HVAC controls
- Managed subcontractors, technicians, and designers to ensure timely and compliant project execution
- Performed system testing, troubleshooting, and optimization for efficiency
Technical Maintenance - HVAC-R Department
Oaklawn Gaming & Racing
01.2006 - 01.2010
- Managed commercial HVAC systems with capacities up to 30,000,000 BTUs of gas heating and 1,000,000 tons of refrigeration
- Conducted maintenance, repairs, and commissioning of large-scale three-phase electrical HVAC systems
- Collaborated with facility management for troubleshooting and preventive maintenance strategies
Education
Associate of Science and Technology -
National Park College
Information Processing Technician -
Rivet-Land Community College
Systems Technician -
NCTI
Littleton, COSkills
- HVAC Commissioning & Controls
- System Troubleshooting & Repair
- Preventive & Predictive Maintenance
- Electrical & Mechanical Systems
- Industrial Facility Maintenance
- Team Leadership & Supervision
- Regulatory Compliance & Safety Standards
- Technical Project Management
Certification
- HVAC-R Class A Contractor's License, #13460812007-14, Little Rock, AR
- ADEQ Industrial Wastewater License, 2011-2013
- EPA Universal Certification
- EPA Refrigeration Certification
- Journeyman License
Timeline
Field Engineering Technician
Innovative Technology Solutions
10.2022 - 01.2025
Lead Moblie Engineer
CBRE/JLL
02.2015 - 10.2022
Project Manager
Door Creek Construction
01.2010 - 01.2015
Technical Maintenance - HVAC-R Department
Oaklawn Gaming & Racing
01.2006 - 01.2010
Information Processing Technician -
Rivet-Land Community College
Systems Technician -
NCTI
Associate of Science and Technology -
National Park College
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