Jim Mangum

Global Logistics & Field Operations Specialist

Professional Summary

Versatile operations professional with hands-on expertise in military, oilfield, logistics, and mechanical engineering environments. Proven ability to lead teams, manage high-pressure operations, and deliver solutions across transportation, energy, and defense sectors. Brings a strong record of problem-solving and technical adaptability to complex field environments, aligning with St George Group’s focus on security, rescue, logistics, and infrastructure support.

Core Skills

  • Logistics & Transportation (continental U.S. & global deployment support)
  • Defense Operations (M1 tank systems, railhead & heavy vehicle movement)
  • Oilfield Production & High-Pressure Facility Operations (multi-state expertise)
  • Mechanical & Analytical Problem Solving
  • Cross-Cultural Military Training & International Operations
  • Security-Aware Engineering & Infrastructure Support

Professional Experience

Military Service – U.S. Army | 1984–1988

  • M1 Tank Crewman, promoted to E-4 with promotable status to E-5.
  • First tank crew in Army history to score a perfect 1000 on Tank Table 8 qualification.
  • Led railhead operations, coordinating shipment of all Fort Hood vehicles to NTC, 29 Palms.
  • Supported advanced M1 tank testing at Aberdeen Proving Ground and Kentucky proving ranges.
  • Cross-trained with the German Army for three weeks in multinational operations.

    Aerospace & Defense Manufacturing – Ft. Worth, TX

    • Supported machining tools development for stealth fighter and bomber programs.
    • Contributed to advanced U.S. defense projects requiring precision and innovation.

      Entrepreneurship & Engineering Projects

      • Built and customized Hummer replica vehicles for hunting, promotions, and specialty transport.
      • Owned and operated flatbed and refrigerated trucking operations, hauling across all 48 states.

      Oil & Energy Production – Multi-State Operations

      • Extensive experience in high-pressure well operations, H2S environments, and production facilities.
      • Worked across Colorado, Utah, Pennsylvania, New Mexico, Texas, Louisiana, Wyoming, North Dakota, Montana, California, and Oklahoma.
      • Hands-on leadership in oil hauling and production logistics.

      Key Strengths

      • Proven adaptability across defense, logistics, and energy sectors.
      • Skilled in analytical problem-solving under pressure.
      • Demonstrated leadership in field operations, engineering solutions, and multinational environments.