Diesel Technician Tier 1 & Tier 2 - San Antonio, TX

Diesel Technician Tier 1 & Tier 2 - San Antonio, TX (I-35)

Job Category:
Service Department

Requisition Number: DIESE
004614

Posted:
January 5, 2026

Full-Time

On-site

San Antonio, TX 78233, USA

Bruckner Truck & Equipment is one of the largest family-owned semi truck dealerships in the United States. Bruckner's is more than just a place selling parts and working on trucks; we are an essential business delivering solutions to transportation providers – the backbone of everyday life as we know it.

• We work on all makes and models!
• 40+ locations across 11 states
• 1,600 team members

• Competitive compensation plans
• Paid time off and holidays
• Excellent health, dental and vision plans
• Investments in training & development
• Generous 401(k) and profit-sharing plan
• Tuition assistance program
• Employee stock ownership (every employee earns shares and has ownership interest in the Bruckner's organization)
• Technician student loan reimbursement program
• Disability and life insurance
• Internal promotion opportunities
• Flexible spending account
• Health club reimbursement
• Family and team oriented environment
• Employee referral bonus
• Engaging and challenging assignments
• Drug free workplace

The technicians in Tier 2 will have mastered the skills trained in the Tier 3 job specifications. In addition, a Tier 2 technician will have achieved various levels of on-line training and approved off site training and specified below. A technician will not be considered for Tier 2 advancement until they have a minimal of two years on the job training.

• Completed online portion training in Mack & Volvo in our dual branded locations and single brand in those single branded locations. This requirement may also be met using Cummins Training, Medium Duty Training, & or Allison training.
• Actively working on approved off-site training prerequisites and or attending off-site training towards a certification in the agreed upon training path.
• Working knowledge and can demonstrate systems knowledge of: (Air System, Fuel Systems, After treatment systems etc.)

• Performs timely repairs, minimum 85% efficiency and 80% proficiency.
• Performs quality repairs should have minimal rework based on value, frequency, and managerial discretion.
• Able to perform moderately difficult diagnostics but may struggle with more difficult situations.
• Can diagnose and repair basic electronic, lighting, and electrical systems.
• Requires minimal supervision.
• A forward-thinking and creative individual with high ethical standards and an appropriate professional image.
• Has a can-do attitude and is considered a "Go to" in at least two areas of repair?
• Displays a firm understanding of the big picture and the mission at hand.

• Complete all Tier 3 job role requirements.
• Must complete a minimum of 2 items listed below.
• Complete in 3 areas of the ASE "Medium/Heavy Duty Truck Certifications"
• Master certified in at least 1 Mack or Volvo Pro-Path Segments.
• D.O.T. inspection certified.
• Certified in at least one Cummins engine platforms.
• Certified in a medium duty (Hino, Mitsubishi, or Isuzu)
• Allison transmission certified (one)
• Have valid commercial driver's license.

• Involves essential ability to maneuver around, in, on and under trucks in order to properly inspect and diagnose all types of problems and repairs.
• Must be able to pass a physical and drug and alcohol screens during pre-employment screening, randomly and/or as requested throughout employment.
• Must be able to lift 50 pounds to the waist and 25 pounds to the shoulder.