Home › Companies › Dnllc › Mechanical Engineering Technician
Mechanical Engineering Technician
Dnllc · El Cajon, CA · On Site · Active · $80,000–$110,000 / year · Lever
Job facts
| Field | Value |
|---|---|
| Company | Dnllc |
| Title | Mechanical Engineering Technician |
| Normalized title | - |
| Department / team | Engineering |
| Location | El Cajon, CA, United States |
| Work model | On Site |
| Employment type | Full Time |
| Salary | $80,000–$110,000 / year |
| Status | active |
| ATS provider | Lever |
| Posted / first seen | 2026-04-27 / 2026-05-29 |
| Changed / last seen | 2026-05-29 / 2026-06-23 |
Related slices
| Page | What it contains | Open |
|---|---|---|
| Company jobs | Active postings from Dnllc. | Open |
| Company breakdowns | Role, location, ATS, and work model facets for this company. | Open |
| ATS provider jobs | Active postings observed through Lever. | Open |
| Provider filtered search | The same provider as a filtered job collection. | Open |
| City jobs | Active postings in El Cajon. | Open |
| Work model jobs | Active On Site postings. | Open |
| Lifecycle events | Open, update, close, and reopen events for this posting. | Open |
| Original posting | Canonical source or apply URL captured from the ATS. | Open |
Linked records
| Company | Dnllc |
| Source | 813454a9-114b-492f-8700-94c69e4cd441 |
| ATS provider | Lever |
Description
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 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!
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.
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.
Full job record
| Job ID | 6e2fac8d10fb3c14caeb67999081472da59d41cb |
| Org ID | e0b0b4fc-c9d3-4385-abeb-a304c00092bd |
| Source ID | 813454a9-114b-492f-8700-94c69e4cd441 |
| Board ID | 813454a9-114b-492f-8700-94c69e4cd441 |
| Provider | lever |
| Provider Job Key | d0205021-0e99-4f7d-96b6-358a94dcb8f2 |
| Title | Mechanical Engineering Technician |
| Normalized Title | — |
| Status | active |
| Active | yes |
| Location Text | El Cajon, CA |
| Department | — |
| Team | Engineering |
| Employment Type | Full-Time |
| Workplace Type | on_site |
| Remote Policy | — |
| Country | United States |
| Region | CA |
| City | El Cajon |
| Salary Raw | USD 80000-110000 per-year-salary |
| Salary Min | 80,000 |
| Salary Max | 110,000 |
| Salary Currency | USD |
| Salary Period | year |
| Source URL | https://jobs.lever.co/dnllc/d0205021-0e99-4f7d-96b6-358a94dcb8f2 |
| Apply URL | https://jobs.lever.co/dnllc/d0205021-0e99-4f7d-96b6-358a94dcb8f2/apply |
| First Seen At | 2026-05-29 07:05:07Z |
| Last Seen At | 2026-06-23 07:56:57Z |
| Last Checked At | 2026-06-23 07:56:57Z |
| Last Changed At | 2026-05-29 07:05:07Z |
| Inactive At | — |
| Source Posted At | 2026-04-27 20:07:12Z |
| Source Updated At | — |
| Raw Payload Uri | s3://job-postings-prod-raw-590183727216/raw/provider=lever/board=dnllc/date=2026-06-23/2026-06-23T07-56-57-245Z-022c1c841e477a231a5534ebe3e733b88fd964951c0fcd956cb8e55afc07b6ce.json |
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