Diesel Mechanic - San Antonio

Urban infraconstruction is looking for a Diesel Mechanic – Heavy Civil Construction to join our Equipment team.

We are proud to be a leader in civil construction, delivering high-impact infrastructure projects that improve communities and drive progress. As one of the fastest-growing private companies in the industry, we are committed to innovation, precision, and excellence in everything we do—from preconstruction through project delivery.

Our team thrives in a fast-paced, growth-focused environment where strategic thinking, cross-functional collaboration, and measurable results drive our success. With a strong foundation built on integrity, quality, and accountability, we’re shaping the future of infrastructure one project at a time.

Key Responsibilities

Perform preventative maintenance and repairs on diesel engines, heavy equipment, trucks, and support vehicles.

Diagnose mechanical, hydraulic, and electrical issues, and determine appropriate solutions.

Inspect and service components such as transmissions, drivetrains, fuel systems, braking systems, and hydraulic systems.

Respond to equipment breakdowns in the field and perform timely, effective repairs to minimize downtime.

Operate diagnostic tools and equipment to assess system performance and troubleshoot malfunctions.

Key Qualifications

High school diploma or equivalent; technical training or certification in diesel mechanics preferred.

Minimum of 3 years of experience in diesel engine and heavy equipment repair, ideally in construction or related industries.

Strong knowledge of hydraulic, electrical, and mechanical systems.

Proficiency with diagnostic software and tools.

Valid driver’s license; CDL preferred

Our Company is committed to being an equal opportunity employer and will consider all applications for all positions equally without regard to their race, sex, age, color, religion, national origin, veteran status, genetic information, among other things, or any other legally protected status.