Enter a job title or keyword

Mechanical Engineering Technician

Job Location:

El Cajon, CA - USA

Yearly Salary: $ 80000 - 110000

Posted: 29 April 2026 (30+ days ago)

Application Deadline: 4 November 2026

Vacancies: 1 Vacancy

The job posting is outdated and position may be filled

Department:

Engineering

Job Summary

Our culture is rooted in a shared vision to help keep the worlds 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 3500 pre-stressed concrete liquid storage tanks over the past 90 years around the country and world as a result we have become the leader in the industry when it comes to quality and innovation.

DN is seeking a skilled and innovative Mechanical Engineering Technician to design develop diagnose and test equipment including tools engines and machines. Working cross-functionally across multiple teams to maintain and improve the performance of current equipment; bring new products from concept to production optimize mechanical systems and work hands-on to solve engineering problems. If you have a desire and passion to work with machines work through complex issues and own machine engineering for all equipment across the organization we invite you to apply!

Equipment Performance & Enhancements

Design and develop mechanical electrical and hydraulic systems and components using CAD tools (SolidWorks AutoCAD) including engineering calculations FEA simulations and creation of technical drawings specifications sketches and purchase requests.
Prototype test validate and troubleshoot mechanical electrical and hydraulic systems including pumps motors valves cylinders and control systems ensuring performance safety reliability and manufacturability.
Collaborate cross-functionally to integrate systems and support development of equipment machinery and measurement instruments.
Apply deep technical knowledge in hydraulics electronics mechanics engines motors prestressing mechanics of materials PLCs and basic coding.
Oversee documentation and cost evaluation including operations manuals maintenance schedules fabrication/assembly planning and estimation of labor materials and installation/testing costs.

Field Operations Support

Support field equipment troubleshooting.
Collaborate with equipment Operators to support operations.
Provide hands-on support and assistance of field staff on the job as needed.
Analyze performance results make recommendations for improvements troubleshoot issues.
Coordinate field equipment set up and calibration for optimal operation.

Equipment Maintenance Support

Assist the maintenance department in coordination with equipment/parts suppliers
Specify maintenance schedule for machines and equipment.
Conduct regular inspections and maintenance of machinery and equipment to ensure optimal operation.
Troubleshoot mechanical issues and diagnose problems in machinery and related systems.
Recommend the repair or replace worn or malfunctioning parts and equipment.
Run performance tests and interpret the results to make effective recommendations to fix faulty or broken equipment.
Set up and conduct tests of complete units and components under operational conditions to investigate proposals for improving equipment performance.
Travel to project sites as needed to assist in observation and troubleshooting of specialty equipment.

Requirements & Qualifications

Bachelors degree in Mechanical or Industrial Engineering.
Familiarity with hydraulic control systems PLC and electrical controls and operation.
2 years experience in a Mechanical Engineering Mechanical Technician or similar.
Ability to troubleshoot hydraulic pumps motors valves cylinders and control systems.
Ability to read and interpret electrical wiring diagrams.
Knowledge of PLC systems and electrical charging systems ability to diagnose problems.
Ability to travel as needed.

Total Rewards

Our Total Rewards offerings are designed to invest in our employees and their families including:

- Competitive base compensation plus eligibility for DNs annual incentive bonus program
- 401(k) retirement plan consisting of a 100% employer match on the first 6% of employee contributions and an additional 3% Safe Harbor company contribution
- Medical coverage effective on date of hire with DN covering 80%85% of premiums depending on plan selection
- Dental coverage effective on date of hire with DN covering 75% of premiums
- Voluntary vision coverage effective on date of hire
- Flexible Spending Account options for eligible medical dental and dependent-care expenses
- Company-paid life insurance accidental death & dismemberment coverage and long-term disability coverage
- Paid time off starting at 16 days annually increasing with tenure plus 9 paid holidays each year
- Half-day Fridays between July 4 and Labor Day
- Paid parental leave for birth mothers and spouses or committed partners
- Employee Assistance Program available at no cost to employees and household members for work/life support
- Tuition reimbursement
- Gym reimbursement
- Employee referral incentive program
- Career growth internal mobility and professional development opportunities within a stable purpose-driven company

$80000 - $110000 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 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 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.

We may use artificial intelligence (AI) tools to support parts of the hiring process such as reviewing applications analyzing resumes or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. 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.

Required Experience:

Apply Now