El Cajon, CA
Procurement & Logistics /
Full-Time /
Our culture is rooted in a shared vision — to help keep the world’s most precious resource safe — and in the core values that guide us in pursuing this vision and delivering on our mission to clients.

We provide the highest quality liquid storage design and construction services at the best long-term value with an unrivaled customer experience. We have built over 3,500 pre-stressed concrete liquid storage tanks over the past 90 years around the country and world.

As a Mechanic at DN Tanks, you will become an integral part of our team dedicated to maintaining and repairing generators and general construction tools, ensuring they remain in peak operational condition. You will play a crucial role in implementing effective preventative maintenance practices to uphold the reliability and performance of our equipment.

In addition to your primary responsibilities, you will have the opportunity to assist the team in the maintenance of concrete and shotcrete trailer pumps, contributing to the overall efficiency and success of our operations.

If you are passionate about mechanical maintenance, enjoy working in a dynamic environment, and are ready to build your career for the future, join us and be part of a team committed to excellence in keeping our worlds most precious resource safe.

Primary Responsibilities

    • Collaborate on the maintenance and troubleshooting of concrete and shotcrete trailer pumps.
    • Uphold optimal inventory management for equipment repair and spare parts.
    • Conduct site visits to gain insight and improve expertise in pump operation and general tool utilization.
    • Deliver on-site training in preventative maintenance and perform repairs when projects are within close proximity to the warehouse.
    • Perform preventative maintenance and repair on equipment pertaining to the construction of our concrete storage tanks, including light welding, general small tools, and yard equipment.
    • Become an integral part of DN Tanks by building relationships with internal stakeholders.
    • Attend and actively engage in company meetings, ensuring full compliance with the DN Tanks Safety Program.


    • 3-5 years of mechanical experience preferred.
    • Experience performing maintenance and repair on hydraulic, diesel, and pneumatic equipment.
    • Basic technology skills including Microsoft Office and Microsoft Excel.
    • Welding Certification is a plus.
    • Ability to travel as needed.
    • Ability to lift 40 lbs. 
    • Excellent written and oral communication skills.


    • Competitive Compensation
    • Annual Incentive Program
    • 401k with Employer Matching Contribution
    • Paid Time Off + Paid Holidays
    • Medical/Dental/Vision Insurance
    • Flexible Spending Account (FSA)
    • Employee Assistance Program (EAP)
    • Disability Insurance
    • Life Insurance
    • Tuition Reimbursement
$55,000 - $78,000 a year
This is our good faith estimate of the base salary compensation range for this opportunity. Individual pay decisions will vary based upon the experience and qualifications of the applicant. This range is based on market rates and determined by considering many factors such as external market salary survey data, internal data for comparable roles, and the operational and budgetary objectives of the company.
DN Tanks is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age, or any other federally protected class. All employment is decided on the basis of qualifications, merit, and business need.