MAINTENANCE SUPERVISOR- DIESEL & HEAVY EQUIPMENT

Wells; Jacksonville (FL); On-site; USD 65,000 - 90,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k) with profit sharing

HSA options

Paid holidays and PTO

Life insurance

Job summary

Wells in Jacksonville, FL seeks a Maintenance Supervisor to lead all maintenance activities for diesel-powered and heavy equipment, vehicles, and facilities. You will oversee preventive maintenance, repairs, and team coordination, combining leadership with hands-on technical work to maximize reliability and safety.

The ideal candidate combines hands-on diesel expertise with strong supervisory skills, safety focus, and the ability to troubleshoot complex issues while balancing day-to-day

Qualifications

• Hands-on maintenance leadership with diesel/heavy equipment focus and strong troubleshooting skills.
• Experience planning and scheduling maintenance to maximize personnel/equipment utilization.
• Knowledge of electrical/ mechanical diagrams and safety practices (LOTO/Confined Space).

Responsibilities

• Maintain documentation and schedule preventive maintenance for equipment and vehicles.
• Assigns staff to jobs, instructs on work, and enforces company rules.
• Plan maintenance operations to optimize use of personnel, equipment, and materials.
• Manage lockout/tagout and confined space procedures.
• Prepare parts inventory and order replacements.
• Inspect and support plant safety systems (fire protection/alarm).
• Complete work orders with repairs, parts used, and labor hours.
• Identify recurring issues and recommend reliability improvements.
• Keep maintenance shop clean, organized, and safe.
• Collaborate with Production to prioritize maintenance tasks.

Skills

Diesel mechanic experience

Maintenance supervision

CMMS proficiency

Reading schematics

Safety compliance (LOTO)

Team leadership

Education

Associate degree or related training

Tools

CMMS software

Diagnostic computers

Job description

About The Role

The Maintenance Supervisor leads all maintenance activities to ensure equipment, vehicles, heavy equipment, and facilities operate safely and efficiently. This role oversees preventive maintenance, repairs, and team coordination, with a strong focus on diesel-powered and heavy equipment maintenance and repair. The position requires both leadership and hands-on technical expertise to support equipment reliability, troubleshoot complex issues, and maintain efficient day-to-day operations.

About The Role

The Maintenance Supervisor leads all maintenance activities to ensure equipment, vehicles, heavy equipment, and facilities operate safely and efficiently. This role oversees preventive maintenance, repairs, and team coordination, with a strong focus on diesel-powered and heavy equipment maintenance and repair. The position requires both leadership and hands-on technical expertise to support equipment reliability, troubleshoot complex issues, and maintain efficient day-to-day operations.

SAFETY IS OUR HIGHEST PRIORITY.

Safety is our highest priority. We believe a safe workplace is built on mutual respect, care, and accountability. Every team member is empowered and expected to follow safety practices, look out for one another, and speak up about potential risks. Together, we create an environment where everyone goes home safely each day.

WHY JOIN OUR TEAM?

At Wells, you’re part of a team that takes pride in building something that lasts. Whether you’re in operations, a manufacturing facility, or out in the field, your work plays a direct role in creating quality structures that support our communities. We value hard work, reliability, and teamwork because getting the job done right requires teamwork. With a strong focus on safety, collaboration, and ingenuity, we create an environment where you can build your experience, contribute to meaningful work, and make an impact.

What We Offer

Wells provides a competitive benefits package designed to support employees’ health, financial well-being, and work-life balance. Benefits include medical, dental, and vision insurance, company-paid disability and life insurance, wellness incentives, paid holidays, PTO, flexible spending accounts, HSA options, a 401(k) with profit sharing, access to Nice Healthcare, employee assistance resources, pet insurance, and additional voluntary coverage such as critical illness, accident, and hospital indemnity plans.

• Health and family care leave is available to both union and non-union employees.
• Union employee benefits are provided through separate collective bargaining agreements

What You’ll Do

• Responsible for maintaining documentation and scheduling of all preventive maintenance of equipment and vehicles.
• Assigns employees to jobs, instructs them in the proper performance of work, and familiarizes them with company rules and regulations
• Plans and schedules the work of the maintenance department to make maximum utilization of personnel, equipment, and materials
• Well-versed and certified in established Lock-out / Tag-out procedures.
• Well-versed and certified in established Confined Space Procedures
• Arrange for proper maintenance of machines, equipment, and facilities under his responsibility
• Inventory of replacement parts
• Inspect and support maintenance of plant safety systems, including fire protection and alarm systems.
• Complete maintenance work orders accurately and document repairs, parts used, and work performed.
• Identify recurring equipment issues and recommend improvements to increase reliability, safety, and productivity.
• Maintain tools, parts, and the maintenance shop in a clean, safe, and organized condition.
• Follow all company safety procedures, including lockout/tagout (LOTO) and applicable electrical and equipment safety requirements.
• Work closely with Production and other departments to prioritize maintenance activities and support operational goals.

Who We’re Looking For

The ideal candidate is a hands-on maintenance leader with strong diesel mechanic and heavy equipment experience, along with a broad understanding of industrial maintenance and facility operations. They are highly organized, safety-focused, and capable of balancing team leadership with day-to-day troubleshooting and repairs. They are self-motivated, dependable, and team-oriented, communicate effectively with Production, and take a proactive approach to preventive maintenance, diesel and heavy equipment reliability, and continuous improvement.

IDEAL CANDIDATES WILL HAVE

• Associate degree or equivalent education or training in a related field, or 3+ years of experience in a maintenance supervisory role.
• 2+ years of diesel mechanic experience working on cranes, forklifts, excavators, large trucks, or similar vehicles/equipment.
• Must have experience using CMMS systems to document, track, and report activities.
• Computer skills, as several diagnostic procedures and precision repairs may be carried out with computers.
• Experience in planning maintenance operations.
• Possession of a valid driver’s license and the ability to operate a motor vehicle.
• Experience troubleshooting, repairing, and maintaining industrial production equipment and machinery.
• Ability to diagnose mechanical failures involving bearings, gearboxes, motors, pumps, belts, chains, sprockets, shafts, and drive systems.
• Knowledge of preventive maintenance practices, troubleshooting methods, and industrial maintenance procedures.
• Ability to read and interpret electrical schematics, mechanical drawings, equipment manuals, and troubleshooting diagrams.
• Understanding of industrial safety practices, including lockout/tagout.
• Experience maintaining equipment in precast concrete, heavy manufacturing, construction materials, aggregate, ready-mix, steel fabrication, or similar industrial environments (preferred).

Working Conditions/Physical Requirements

• Ability to perform physically demanding work, including lifting up to 50 lbs occasionally and frequent bending, climbing, kneeling, twisting, squatting, crawling, and repetitive hand/arm use
• Capable of standing, walking, and moving throughout the facility for extended shifts of up to 12 hours
• Comfortable working at heights using ladders, scaffolding, swing stages, and man lifts frequently
• Ability to work safely in a production or field environment with moderate to high exposure to safety risks and hazards
• Willingness to work in varying environmental conditions, including wet, hot, humid, and cold weather, and outdoors (Depending on location)
• Ability to wear all required PPE, including but not limited to safety boots, safety glasses, hearing protection, high visibility vest, hard hat, and other PPE as required by the task, department, or work area.

This profile summarizes key duties and expectations but does not list every possible job task. Employees must follow all job-related instructions and duties assigned by supervisors.

Wells is an Equal Opportunity Employer, including Veterans and Individuals with Disabilities. Wells participates in E-Verify and will provide the federal government with your I-9 Form information to confirm you are authorized to work in the U.S.