Semi truck mechanic jobs Nigeria offer opportunities for skilled mechanics and technicians who can maintain, diagnose and repair heavy commercial trucks, tractor units and trailers used in haulage, logistics, construction, manufacturing and transportation.
In Nigeria, similar positions are often advertised as heavy-duty truck mechanic, truck mechanic, diesel mechanic or heavy motor vehicle mechanic rather than “semi truck mechanic.” Current listings include heavy truck and fleet mechanic opportunities involving diesel engines, transmissions, brakes, hydraulics, electrical systems and preventive maintenance.
Types of Semi Truck Mechanic Jobs
Common job titles include:
- Semi truck mechanic
- Heavy-duty truck mechanic
- Truck mechanic
- Diesel truck mechanic
- Tractor-trailer mechanic
- Fleet mechanic
- Heavy vehicle technician
- Commercial vehicle mechanic
- Truck maintenance technician
- Transport mechanic
Duties of a Semi Truck Mechanic
Semi truck mechanics are responsible for keeping heavy commercial vehicles safe, reliable and ready for operation.
Typical duties include:
- Inspecting trucks and trailers
- Diagnosing mechanical faults
- Servicing diesel engines
- Repairing transmissions and gearboxes
- Maintaining braking systems
- Repairing suspension and steering systems
- Troubleshooting electrical faults
- Maintaining hydraulic systems
- Maintaining air-brake and pneumatic systems
- Performing preventive maintenance
- Carrying out breakdown repairs
- Testing vehicles after repairs
- Keeping accurate maintenance records
Current Nigerian heavy-duty truck vacancies include diagnosing and repairing mechanical, electrical, hydraulic and pneumatic faults and carrying out preventive maintenance.
Diesel Semi Truck Mechanic Jobs
Most heavy commercial trucks rely on diesel engines, making diesel-mechanical expertise highly valuable.
A diesel truck mechanic may work on:
- Diesel engines
- Fuel-injection systems
- Turbochargers
- Cooling systems
- Fuel systems
- Exhaust systems
- Lubrication systems
- Engine-management systems
Experience with different truck brands and diesel systems can increase employment opportunities.
Tractor-Trailer Mechanic Jobs
Semi trucks are commonly operated with trailers, so mechanics may be responsible for maintaining both the tractor unit and trailer.
Trailer maintenance can include:
- Air-brake systems
- Axles
- Suspension
- Wheel bearings
- Hydraulic systems
- Coupling systems
- Electrical and lighting systems
- Tyres
Some current Nigerian heavy-truck roles specifically involve maintaining trucks and trailers and repairing their mechanical, electrical, hydraulic and pneumatic systems.
Fleet Semi Truck Mechanic Jobs
Large logistics and haulage companies depend on fleet mechanics to keep trucks operating with minimal downtime.
Fleet mechanics may handle:
- Scheduled servicing
- Preventive maintenance
- Vehicle inspections
- Breakdown repairs
- Maintenance scheduling
- Spare-parts replacement
- Repair documentation
- Roadworthiness checks
Strong fleet maintenance experience can help mechanics progress into supervisory positions.
Truck Brands and Equipment Experience
Experience with specific heavy-truck brands can be valuable when applying for jobs.
Some Nigerian vacancies specifically mention brands such as:
- SINOTRUK HOWO
- MAN
- Foton
- Mercedes-Benz
- Other heavy-duty commercial trucks
A recent Nigerian vacancy for a Heavy Truck Mechanic specifically sought experience with SINOTRUK HOWO trucks and required knowledge of diesel engines and pneumatic systems.
Skills Required for Semi Truck Mechanic Jobs
Important skills include:
- Diesel engine diagnostics
- Engine repair
- Transmission repair
- Differential repair
- Brake-system maintenance
- Air-brake systems
- Suspension repair
- Steering-system maintenance
- Electrical troubleshooting
- Hydraulic systems
- Pneumatic systems
- Preventive maintenance
- Vehicle diagnostics
- Fault detection
- Use of diagnostic equipment
- Reading technical manuals
- Workshop safety
Current truck mechanic vacancies in Nigeria also require technicians to diagnose faults and repair engines, transmissions, differentials, brakes, steering, clutches, hydraulics and other components.
Qualifications and Experience
Relevant qualifications may include:
- Technical or vocational training
- Automobile Mechanics
- Mechanical Engineering
- Automotive Engineering
- OND
- HND
- Trade Test certification
- Technical certificates
- Mechanical apprenticeship
Experience requirements vary according to the employer. Recent Nigerian heavy-duty truck positions have requested anywhere from about 3 years to 10 years of practical experience, depending on the level of the role.
Entry-Level Semi Truck Mechanic Jobs
People beginning their careers can look for:
- Junior truck mechanic
- Assistant truck mechanic
- Apprentice heavy-duty mechanic
- Junior diesel technician
- Workshop assistant
- Truck maintenance trainee
Apprenticeships can provide valuable hands-on experience with diesel engines, transmissions, brakes, suspension and other heavy-vehicle systems.
Experienced Semi Truck Mechanics
Experienced mechanics can progress into positions such as:
- Senior truck mechanic
- Lead heavy-duty mechanic
- Fleet maintenance supervisor
- Workshop supervisor
- Fleet maintenance manager
- Transport maintenance manager
- Chief mechanic
Mechanics who develop leadership, diagnostic and fleet-management skills can take on greater responsibility.
Where to Find Semi Truck Mechanic Jobs in Nigeria
Opportunities can be found in major commercial and industrial locations, including:
- Lagos
- Ogun State
- Abuja
- Port Harcourt
- Rivers State
- Delta State
- Kano
- Kaduna
- Oyo State
- Akwa Ibom
- Edo State
Haulage companies, logistics businesses, construction companies, manufacturing firms, oil and gas operators and transport companies may require heavy truck mechanics.
Current listings show heavy truck mechanic opportunities in Lagos, Ogun and other parts of Nigeria.
Salary for Semi Truck Mechanic Jobs
Salary varies according to experience, employer, location, truck type and level of responsibility.
For example, a 2026 Lagos Heavy Duty Truck Mechanic/Maintenance Technician vacancy advertised ₦200,000 per month and required at least three years of truck mechanic or maintenance experience.
Other specialised heavy-duty positions may offer different salaries depending on experience and technical skills.
Applicants should confirm salary, allowances, working hours, shift requirements and other employment conditions before accepting a position.
How to Apply for Semi Truck Mechanic Jobs
Applicants should prepare a professional and updated CV.
Your CV should include:
- Full name
- Phone number
- Email address
- Work experience
- Heavy truck experience
- Truck brands and models worked on
- Diesel engine experience
- Transmission experience
- Brake and suspension experience
- Air-brake experience
- Electrical troubleshooting skills
- Hydraulic and pneumatic experience
- Preventive maintenance experience
- Diagnostic skills
- Technical qualifications
- Professional certifications
- References where required
Be specific about the trucks, tractor units, trailers and systems you have worked on.
Job Application Instructions
Applicants interested in semi truck mechanic job opportunities should send their applications and CVs to jobs@wigmoretrading.com.
When applying, clearly state the position you are applying for and ensure your CV accurately reflects your heavy truck maintenance experience, qualifications and technical skills.
How Travo.ng Can Help
Travo.ng can provide information about employment opportunities and services in Nigeria, helping job seekers identify relevant vacancies and understand application requirements.
Applicants should carefully review each vacancy and submit their applications and CVs according to the stated instructions.
Why Choose Travo.ng?
Travo.ng provides useful information for people searching for employment and other services across Lagos and Nigeria.
For semi truck mechanics seeking new opportunities, maintaining an updated CV, highlighting practical heavy-duty vehicle experience and applying promptly can help when suitable positions become available.
Build Your Semi Truck Mechanic Career in Nigeria
Semi truck mechanic jobs in Nigeria can provide career opportunities for diesel mechanics, heavy-duty technicians, fleet mechanics, trailer specialists and experienced truck maintenance professionals.
Whether your expertise is in diesel engines, transmissions, air brakes, suspension, hydraulics, electrical systems or complete truck maintenance, strong diagnostic skills and practical experience can help you build a career in Nigeria’s haulage, logistics, construction, manufacturing and transportation sectors.
Applications and CVs should be sent to jobs@wigmoretrading.com.
