Field Service Technician III

Kirby Corporation; San Antonio (TX); On-site; USD 34,000 - 55,000; Full time

Job summary

Stewart & Stevenson in San Antonio, TX is hiring a Field Service Technician III to diagnose and repair customer equipment at the job site, including mechanical, electrical, hydraulic, and pneumatic systems.

You will perform major repairs, coordinate parts, complete work orders, and support junior technicians while maintaining a safe, compliant work environment. This on-site role requires strong hands-on skills and customer-focused service.

Qualifications

• Dependable and trustworthy work ethic.
• Ability to manage time and meet deadlines.
• Written communication skills.
• Verbal communication with customers and team.
• Customer-focused approach following procedures.

Responsibilities

• Troubleshoot and diagnose issues on customer equipment.
• Identify and order parts for repairs and maintenance.
• Perform complex repairs and replacements.
• Conduct routine maintenance per guidelines.
• Complete work orders and time sheets accurately.
• Assist junior technicians as needed.
• Maintain a clean, safe work environment.
• Follow quality and safety procedures.
• Lead generator commissioning and load tests when required.

Skills

Dependable

Time management

Clear communication

Customer service

Job description

Overview

Stewart & Stevenson isNow Hiring a Field Service Technician III at5717 IH I-10 East San Antonio, TX 78219.

Responsible for diagnosing problems and performing complex and/or major mechanical, electrical, hydraulic, and pneumatic repairs at the customer’s place of business on customer's equipment including refractory units, coil tubing units, pumping units, and other oil field equipment.

Responsibilities

• Accurately troubleshoot and diagnose all problems with customer's equipment.


• Identify and order parts necessary to complete repairs and routine maintenance.


• Perform complex and/or major repairs on customer's equipment. Replace parts and equipment as necessary.


• Perform routine maintenance on equipment according to established guidelines and schedules.


• Complete all work orders and time sheets in a legible, accurate and timely manner.


• Assist lower-level Technicians in completing work assignments as necessary.


• Maintain a clean and safe work environment.


• Perform all work in accordance with established quality standards and safety procedures.


• Conduct load bank tests to ensure generators can handle their rated capacity and perform effectively under load.


• Lead and perform generator commissioning activities, including verifying system installation, conducting performance tests, and ensuring all components function according to design specifications.

Qualifications

• 
  
  
  
  • The trait of being dependable and trustworthy.
  
  
  • Ability to utilize the available time to organize and complete work within given deadlines.
  
  
  • Ability to communicate in writing clearly and concisely.
  
  
  • Ability to communicate effectively with others using the spoken word.
  
  
  • Ability to take care of the customers’ needs while following company procedures.
  
  
  
  

Equal opportunity employer as to all protected groups, including protected veterans and individuals with disabilities.