Diesel Vehicle Support Specialist — Tier 1 Tech

Express Employment Professionals; Washington (District of Columbia); On-site; USD 68,000 - 93,000; Full time

Benefits offered by this job

401(k) with company match

Pension plan

Paid vacation

Tuition reimbursement

Medical, dental, and vision insurance

Flexible Spending Account (FSA) and HS

Short-term and long-term disability

Life and AD&D Insurance

Employee Assistance Program (EAP)

Wellness and financial counseling

Holiday gift program

Job summary

Express Employment Professionals is seeking a Vehicle Support Specialist to become an expert on diesel engines, aftertreatment systems, and chassis electricals. You will provide accurate, timely support to dealership technicians and act as the first contact for dealer support to maximize uptime.

You will earn and maintain engine certifications, stay current on industry systems, and collaborate across departments on service tools, documentation, and quality initiatives.

Qualifications

• Automotive or Diesel technical degree required; Bachelor's degree preferred.
• Minimum 1 year of automotive or diesel engine diagnostics experience; OEM dealership experience preferred.
• Fundamental engine and aftertreatment system knowledge; diagnose faults.
• Fundamental electrical system theory knowledge; diagnose electrical faults.
• Proficient with diagnostic tools including OBD.
• Ability to manage multiple priorities with high-quality work.
• Fast-paced environment; adaptable to changing schedules.
• Ability to work independently and make sound decisions under pressure.
• Strong computer skills, including Microsoft Office.
• Excellent customer service, written communication, and problem-solving skills.

Responsibilities

• Provide direct Tier 1 technical support to dealership technicians by identifying concerns and reviewing troubleshooting results.
• Follow up on repair progress to minimize downtime.
• Provide software support for engine and chassis applications requiring approvals or advanced troubleshooting.
• Support cross-functional projects related to service tools, documentation, product quality, and customer feedback initiatives.
• Escalate complex vehicle issues to technical leads and leadership.
• Earn and maintain engine/technical certifications and stay current on industry systems.
• Identify opportunities for continuous improvement.

Skills

Diagnostics experience

Engine knowledge

Electrical systems

OBD diagnostics

Multitasking

Independence

MS Office

Customer service

Written communication

Problem solving

Education

Automotive/Diesel degree

Bachelor's degree preferred

Job description

Express Employment Professionals is seeking a Vehicle Support Specialist to become an expert on diesel engines, aftertreatment systems, and chassis electricals. You will provide accurate, timely support to dealership technicians and act as the first contact for dealer support to maximize uptime.

You will earn and maintain engine certifications, stay current on industry systems, and collaborate across departments on service tools, documentation, and quality initiatives.