Allegiance Trucks
Diesel Mechanic
2222 Smithtown Avenue, Ronkonkoma, NY
On-site · $25–$30/hr (as posted)
First seen by offpeak October 5, 2026
See your drive time Apply on Allegiance Trucks's site
Add On Benefits for Diesel Technician:
- An industry-leading performance-based Technician Incentive pay plan that rewards you for your contribution!
- $150 Annual Redwing Boot Program
- CDL and renewal costs may be covered
Job Responsibilities for Diesel Technician:
- Provide technical service on vehicles and equipment including troubleshooting, electrical and diagnostic services
- Read Repair Orders and be able to perform general and detailed repair of all trucks, engines and components
- Install injectors, pistons, liners, cam shafts, cylinder heads, rod & main bearings, oil pans, clutches, fan hubs, differentials, fifth wheels, brakes, change/ recharge batteries, and replace transmissions and other parts
- Examine protective guards, loose bolts, and specified safety devices on trucks, and adjust as needed
- Lubricate moving parts and drive repaired vehicle to verify conformance to specifications and verification repairs
- Advise the Service staff if additional repair work is necessary
- Tag all return warranty parts
- Maintain a neat, orderly, and safe work environment, and handle company tools properly
- Follow safe work practices and procedures, use safety equipment when required, responds to suggestions for working safely and seeks assistance when necessary
- Other projects/initiatives as assigned
Required Skills for Diesel Technician:
- Positive attitude, motivated with mechanical aptitude
- Candidates with International, Isuzu, Ford, Cummins, Detroit Diesel, CAT, Allison, or other brand experience such as Freightliner, Volvo, Mack, Kenworth or Peterbilt are encouraged to apply!
- 1-2 years minimum work experience as a Medium and/or Heavy Diesel Technician
- Valid driver’s license
- Must possess a full set of personal hand tools
- Must have, or be able to develop through training, a detailed knowledge of commercial truck and engine repair
- Must have successfully completed appropriate diesel/ automotive certificate programs in repairs and service, or equivalent hands-on experience
- Able to use a personal computer and basic applications
- Minimum of High School Diploma/ GED, Vocational or Technical certification in vehicle repair is preferred