Heavy Equipment Mechanic - San Antonio, TX

Interstate-Earthworks,-LLC; San Antonio (TX); On-site; USD 65,000 - 75,000; Full time

Benefits offered by this job

Medical, dental, vision coverage

401K with company match

Life insurance (company paid)

Health Savings Account (HSA)

Tuition reimbursement

Wellness program & discounts

Employee assistance program (EAP)

Voluntary benefits

Paid holidays

Paid time off

Job summary

Interstate Earthworks, LLC is seeking a Heavy Equipment Mechanic in San Antonio, TX to perform routine repair and maintenance of heavy equipment and vehicles. The role requires diagnosing, adjusting, and repairing mechanical, hydraulic, and pneumatic systems on-site.

Applicants should have heavy equipment experience, strong analytical skills, and the ability to work under pressure. A valid driver's license is required; CDL is a plus.

Qualifications

• High school diploma or equivalent.
• Heavy Equipment Mechanic experience.
• Strong analytical and problem-solving skills.
• Excellent verbal and written communication.
• Able to read, write and speak English.
• Able to work under stressful conditions.
• Valid Driver’s License.
• CDL license preferred.
• Dependable and honest.

Responsibilities

• Diagnose, repair, and maintain heavy equipment and vehicles.
• Perform inspections and preventive maintenance.
• Dismantle and reassemble equipment as needed.
• Read manuals and blueprints.
• Document repairs and maintain records.
• Ensure compliance with safety procedures.
• Operate diagnostic tools and calibration devices.
• Work with minimal supervision and as part of a team.

Skills

Analytical skills

English proficiency

Mechanical diagnostics

Customer relations

Education

High School Diploma

CDL license (preferred)

Job description

Heavy Equipment Mechanic - San Antonio, TX

Job Category: Operations

Requisition Number: HEAVY004035

• Posted : September 18, 2026
• Full-Time
• On-site

Locations

Showing 1 location

Description

Company Information: Interstate Earthworks, LLC is a Wilks Brothers company. Wilks Brothers is a multifaceted, family-based partnership headquartered in Cisco, Texas with employees working in offices in Cisco, Willow Park, Fort Worth, Houston, and beyond. We invest in relationships and recognize the value in people, communities, and businesses. Our customers are not a number; they are a name, a family member, a friend. In the good times and in difficult times we treat them all equally – exactly how we want to be treated. We believe that business is not just about profit – it is personal too. At Wilks Brothers, we respect the people that make our business grow: our employees and our customers. Our goal is to develop mutually beneficial partnerships utilizing our core values of: Faith, Integrity, Team, Growth and Loyalty.

We do not offer visa sponsorship for this position.

This position will be on site in San Antonio, TX.

This position is eligible for overtime.

• Competitive Compensation Package
• Medical + Dental + Vision Coverage
• 401K + Company Match
• Life Insurance + Long Term Disability Coverage – 100% Company Paid
• Health Savings Account (HSA)
• Tuition Reimbursement Program
• Wellness Check Program - Insurance Premium Discounts
• EAP Resources
• Voluntary Benefit Offerings
• Paid Holidays
• Paid Time Off (PTO)

Position Summary:Interstate Earthworks is looking for a Heavy Equipment Mechanic to perform routine repair and maintenance of vehicles and equipment, including diagnosing, adjusting, or repairing mobile mechanical, hydraulic, and pneumatic equipment.

• Diagnoses and repairs vehicles and equipment with supervision as needed.
• Performs inspections, preventive maintenance of vehicles and equipment, and minor
  component replacement as applicable.
• Prepares and maintains records and reports accurately.
• Dismantles and reassembles heavy equipment using hoists and hand tools.
• Operates and inspects machines or heavy equipment to diagnose defects.
• Tests mechanical products and equipment after repair or assembly to ensure proper
  performance and compliance with manufacturers' specifications.
• Cleans, lubricates, and performs other routine maintenance work on equipment, vehicles, components, systems, and equipment of the plant.
• Reads and understands operating manuals, blueprints, and technical drawings.
• Tests machines or equipment to ensure operating efficiency.
• Fit bearings to adjust or repair mobile mechanical, hydraulic, and pneumatic
  equipment.
• Diagnoses faults or malfunctions to determine required repairs, using engine diagnostic equipment such as computerized test equipment and calibration devices.
• Examines parts for damage or excessive wear, using micrometers and gauges. Repair and replace damaged or worn parts.
• Perform other duties as assigned.

Required Education, Experience, and Qualifications:

• Heavy Equipment Mechanic experience.
• Strong analytical and problem-solving skills.
• Recognizes confidential information and maintains it in accordance with standard procedures.
• High school graduate or equivalent.
• Strong service and customer relation skills.
• Able to read, write and speak English.
• Able to work under stressful conditions at times.
• Possess a strong work ethic, integrity, and honesty.
• Develop constructive and cooperative working relationships and maintain them over time.
• Dependable, reliable, and capable of fulfilling responsibilities.
• Valid Driver’s License.
• Must be capable of working independently with little or no supervision and as a member of a team.
• Excellent verbal and written communication skills.
• Excellent organizational skills and attention to detail.
• Excellent time management skills with a proven ability to meet deadlines.
• Strong analytical and problem-solving skills.
• Ability to prioritize tasks and to delegate them when appropriate.
• Ability to function well in a high-paced and at times stressful environment.
• Knowledge of safety practices and procedures, preferred.
• CDL license, preferred.

Working Conditions:

• Prolonged periods sitting in a trailer cab or pilot’s cabin for long periods of time.
• Ability to maintain single task focus and situational awareness.
• Long term physical fitness for duty to maintain all licenses and certifications of fitness as required by regulatory agencies and licensing entities (DMV, FAA, DOT, et cetera).
• Specific vision abilities required by this job include close vision, distance vision, and the ability to adjust focus.
• Determine the distance between objects.
• React quickly using hands, fingers, or feet.
• Move two or more limbs together (for example, two arms, two legs, or one leg and one arm) while remaining in place.
• Must be able to comprehend and follow written and oral instructions.
• Must be able to complete tasks even with frequent interruptions.
• Must be able to use discretion and independent judgment as needed.
• Must be able to speak clearly on the phone and to fellow workers.

#LI-ONSITE #LI-BN1 #INTERSTATEEARTHWORKS

This job description should not be interpreted as an exhaustive list of responsibilities or as an employment agreement between the employer and the employee. The above statements are intended to describe the general nature and level of work being performed by employees assigned to this classification and are subject to change as the needs of the employer and requirements of the job change. Any essential functions of this position will be evaluated as necessary should an employee/applicant be unable to perform the functions or requirements due to a disability as defined by the Americans with Disabilities Act (ADA). Reasonable accommodation for the specific disability will be made for the employee/applicant when possible.

Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws.For further information, please review the Know Your Rights notice from the Department of Labor.