Diesel Mechanic

Cogent Analytics; St. Louis (MO); On-site; USD 50,000 - 70,000; Full time

Benefits offered by this job

Health benefits

Union pension

Paid vacation

Weekly pay

Job summary

Cogent Analytics in St. Louis is seeking experienced Diesel Service Technicians for their second shift. The position entails diagnostic testing, inspection, and repair of diesel engines, requiring 4+ years of relevant experience and a valid CDL-B. The ideal candidates will possess advanced knowledge of diesel engine components and the ability to utilize diagnostic software.

Union wages and a comprehensive benefits package including health, welfare, and paid vacation are offered. This role starts on days and transitions to nights after 90 days with a pay increase.

Qualifications

• At least 4 years of diesel or heavy equipment maintenance and repair experience.
• Must have a valid driver's license and CDL-B (CDL-A strongly preferred).
• Must furnish own tools.

Responsibilities

• Consult customers and evaluate tasks required.
• Run diagnostic tests on diesel engines.
• Inspect vehicle systems and repair or replace parts.
• Conduct field visits in emergencies.
• Maintain records of parts inventory and serviced vehicles.

Skills

Advanced knowledge of vehicle electrical systems

In-depth knowledge of diesel engine components

Superior knowledge of maintenance tools

Mechanical and electrical power tools

Excellent problem-solving skills

Basic computer systems knowledge

Proficiency in diesel engine diagnostics software

Interpersonal skills

Effective collaboration skills

Job description

Diesel Service Tech/Mechanic

Our client, a family‑owned truck repair shop, is an operated Union Diesel Repair Shop serving the St. Louis area for over 80 years. Currently being run by the 4th generation of Schroeders. We are looking for Diesel Mechanics for our 2nd shift, 3:30 to Midnight, Monday through Friday work week. Union wages and Benefits via Machinist District 9.

Dues & Responsibilities

• Consult customer and read work orders to evaluate tasks required
• Prepare work plans after fully scoping out the issues
• Run diagnostic tests on diesel engines and interpret results to offer suitable solutions
• Inspect vehicle systems, including suspensions, steering and exhausts
• Repair or replace vehicle transmissions, brakes, engines, and other associated parts
• Conduct field visits in the case of an emergency or sudden breakdown
• Test drive repaired vehicles to gauge their performance
• Complete oil changes, coolant service, AC evaluation, and brake checks
• Maintain records of parts inventory and serviced vehicles
• Ensure the job area is organized and clean, including meeting necessary standards for waste disposal and environmental protection

Job Requirements

• At least 4 years of diesel or heavy equipment maintenance and repair experience (Preferred)
• Advanced knowledge of a vehicle, its electrical system, and the mechanisms of a diesel engine (Hi rail and hydraulic knowledge is Preferred)
• In‑depth knowledge of diesel engine components and operational mechanisms
• Superior knowledge of maintenance tools and repair equipment
• Comfortable using mechanical and electrical power tools
• Excellent problem‑solving skills
• Keen attention to detail
• Basic knowledge of computer systems and other relevant electronics (MaxxTraxx knowledge is preferred)
• Proficiency in the use of diesel engine diagnostics software
• A valid driver’s license; Must have CDL‑B (CDL‑A strongly preferred)
• Good interpersonal skills
• Effective collaboration and communication skills
• Must furnish own tools

Physical Requirements

• Work inside an open floor plan shop
• Daily exposure to dirt, oils, smells and sounds, related to standard mechanics’ shop
• Must be able to lift, handle, meet ladder safety requirements
• Must be able to lift 50+ lbs. regularly
• Must be able to work at heights of 0‑20 ft
• Must be able to bend, stand, sit, crawl, lay, climb, and lie throughout each day
• Required to stand, walk, and sit frequently. Required to reach with hands and arms; climb or balance; stoop, kneel or crouch to access vehicle areas

Additional Information

• We provide an excellent compensation package through District 9 International Association of Machinists & Aerospace, Local 777
• Health, Welfare, Vision, Dental, Union Pension
• Paid vacation (5 days after first anniversary) & holidays (9 days per year)
• 8.5‑hour workdays, 30‑minute unpaid lunch
• Weekly Pay

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Position will start on days and then move to nights (with pay increase) after 90 days.

$0.50 increase every September.

CDL‑Class A + $0.25 per hr.

2nd Shift = $0.45 per hr.