Mobile Service Technician - Flat

Department: HOLT Truck (TRUCK) • Employment Type: Full Time • Location: HTT – Houston Loop

About the Role

The Level 4 Mobile Technician is highly skilled in diagnostics and repair of complex systems. This senior‑level position (typically > six years of experience) serves as a key technical resource within the shop, handling advanced repairs while supporting team development and shop productivity. The incumbent models HOLT’s Values Based Leadership (VBL) tools and processes, collaborates with internal and external resources, and participates in ongoing self‑development.

Essential Functions

• Operate independently in a mobile service environment, managing time and workload across multiple job sites while responding to changing priorities and service needs.
• Troubleshoot and diagnose complex engine malfunctions and failures with minimal supervision.
• Perform detailed engine and related equipment repairs on trucks and trailers with direction and minimum supervision.
• Disassemble, inspect, determine parts required, and reassemble to factory specifications.
• Provide quality‑control/assurance inspections of completed tasks, including road testing.
• Use computers and related software to assist in diagnosing and reprogramming engines.
• Complete documentation for service reports, timecards, parts requisition, and returns.
• Interpret and utilize information from operating, maintenance, online resources, and service manuals/bulletins.
• Operate equipment and vehicles with possession of all necessary licenses and certificates.
• Adhere to contamination control and HAZMAT rules and regulations.
• Maintain all company equipment, tools, and vehicles in good, clean, and working order.
• Communicate job progress to supervisor and customer as needed.
• Work overtime as required by workload and customers’ needs.
• Project professionalism with both internal and external customers, including personal appearance.
• Act as a mentor and coach to lower‑level technicians.
• Complete all assigned Technician Training Path courses and safety training.
• Consistently maintain an average rework rate of less than 0.5% and a positive average variance.
• Work safely at all times and adhere to all applicable safety policies, company policies, procedures, and standards.
• Maintain regular and punctual attendance.
• Perform other duties as assigned.

Knowledge, Skills, and Abilities

• Ability to complete all Level 4 curriculum pathway requirements as outlined in the Leveling Description Guide.
• Ability to meet all technical and performance requirements for Level 1, 2 & 3 technicians.
• Extensive knowledge of equipment and tools, including design, use, repair, and maintenance.
• Expert proficiency with current computer software, related hardware, and electronic systems diagnostic tooling.
• Operation and control skills of vehicle fleet.
• Strong problem‑solving and troubleshooting abilities.
• Effective verbal communication skills.
• Excellent time management and organizational skills.
• Ability to follow logical troubleshooting procedures.
• Ability to work independently and as part of a team.
• Ability to operate a conventional forklift, hand tools, power tools, pneumatic tools, and overhead crane equipment.
• Ability to operate a vehicle on public roads.
• Fine‑motor dexterity for handling very small objects.
• Ability to read, write, and understand technical information.
• Ability to listen to and comprehend spoken instructions.
• Ability to complete applicable HDSI VBL classes, model HOLT’s VBL culture, and apply the tools (Learn, Model, Teach, Measure).

Requirements

• High school diploma or equivalent; accreditation from a technical school or applicable skilled trades program.
• Minimum of six years of relevant experience.
• Completion of Levels 1, 2 & 3 curriculum pathway requirements as outlined in the Leveling Description Guide.
• Met ProTech training requirements for preceding technician levels.
• Valid driver’s license with an acceptable driving record.
• Ability to travel up to 100 % (overnight stays may be required).
• Preferred: CDL – Class A or B; ASE – Medium/Heavy Truck Certification; AC Certification; Brake System Certification.

Additional Requirements

• Must own and maintain the necessary tools to efficiently perform the job.
• Completion of the HOLT Truck – Tech Level 1‑3 International Alignment Training Module.
• Minimum 34 billed hours per week (85 % proficiency).

Physical Requirements

• Significant time spent standing and moving; good manual dexterity required.
• Ability to lift and move materials and equipment up to 50 lb.
• Occasional kneeling, crouching, stooping, crawling, reaching, and balancing.
• Ability to ascend/descend ladders or equipment using both hands and feet.
• Must be able to maneuver safely and work underneath equipment.
• Regular reaction to visual, auditory, and other signals, including alarms and instructions.
• Ability to visually inspect work and communicate with customers and co‑workers.

Work Environment

• Primarily mobile, field‑based environment servicing equipment at customer locations; travel between job sites and varying work conditions.
• May work indoors around moving mechanical parts.
• Exposure to weather extremes (inclement weather, heat, cold, humidity) when working outdoors.
• Frequent work inside enclosed vehicles or equipment; required to wear common protective or safety equipment.
• Exposure to high noise levels, bright or inadequate lighting, small quantities of chemicals, dust, steam, high‑pressure water, and high‑speed rotating equipment.
• Potential exposure to minor burns, cuts, bites, or stings.