Heavy Duty Diesel Mechanic

Interstate Companies, Inc.; Altoona (IA); On-site; USD 34,000 - 69,000; Full time

Benefits offered by this job

PTO starting day one

Paid holidays

Medical, dental, and vision insurance

401(k) with company match

Company-provided uniforms and tool pro

OEM training and certification support

Job summary

Interstate Power Systems in Altoona, Iowa is seeking mid‑level and experienced Heavy‑Duty Diesel Technicians to service on‑highway trucks, including Detroit Series 60, Cummins, CAT, PACCAR and International platforms.

You will diagnose, repair, and maintain diesel engines, transmissions, brakes, and electrical systems, document work accurately, and participate in OEM training and certification programs for career growth.

Qualifications

• Minimum relevant diesel mechanic experience
• Hands-on experience with heavy-duty trucks
• Ability to diagnose engines and electrical systems

Responsibilities

• Diagnose, repair, and maintain heavy-duty diesel trucks and components
• Perform advanced diesel diagnostics on engines, electrical systems, and aftertreatment
• Repair engines, transmissions, brakes, suspension, driveline, and chassis systems
• Communicate repair findings clearly with service writers and shop leadership
• Complete quality repairs to maximize equipment uptime
• Accurately document labor, parts, and completed work

Skills

Heavy-Duty Diesel Mechanics

Diesel engine troubleshooting

Electrical diagnostics

On-highway trucks experience

Tools

Detroit Diesel Series 60

Cummins engines

Allison transmissions

OEM certifications

Job description

Job Title: Heavy Duty Diesel Mechanic

Location: Altoona, Iowa

Company: Interstate Power Systems

Pay Range: $25.00-$50.00/hour DOE

Interstate Power Systems is hiring Mid-Level and Experienced Heavy-Duty Diesel Technicians at our Altoona, Iowa location. This opportunity is ideal for diesel mechanics with hands‑on experience working on on-highway heavy-duty diesel trucks, including Detroit Diesel engines (Series 60 and newer), Cummins, CAT, PACCAR, International, and related platforms.

Our technicians service Freightliner, Kenworth, Peterbilt, International, Mack, and other heavy-duty truck manufacturers. We offer a stable work environment, OEM training, manufacturer certifications, and clear career growth opportunities.

What You’ll Do

• Diagnose, repair, and maintain heavy-duty diesel trucks and components
• Perform advanced diesel diagnostics on engines, electrical systems, and aftertreatment
• Repair engines, transmissions, brakes, suspension, driveline, and chassis systems
• Communicate repair findings clearly with service writers and shop leadership
• Complete quality repairs to maximize equipment uptime
• Accurately document labor, parts, and completed work

What We’re Looking For

• Experience as a Diesel Technician or Heavy-Duty Diesel Mechanic
• Strong working knowledge of Detroit Diesel (Series 60) and Cummins engines
• Electrical and diagnostic troubleshooting experience
• Valid driver’s license required (CDL holders eligible for additional pay)
• Experience with Allison transmissions, CAT, International, PACCAR, or similar OEMs preferred

Pay & Benefits

• Competitive hourly pay based on experience
• PTO starting day one
• Paid holidays
• Medical, dental, and vision insurance
• 401(k) with company match
• Company-provided uniforms and tool program
• Ongoing OEM training and certification support

Please note this job description is not designed to cover or contain a comprehensive list of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

Interstate Companies is an Equal Opportunity Employer, and we encourage all qualified and interested people to apply for this position by submitting a resume for consideration.

Military Friendly Hiring.

#Mechanic #Technician #DTLYL